1 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4 PR tree-optimization/19639
5 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
6 and generic summands for char* as s * delta, too, folding &a[i]
7 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
8 for comparison of steps. Convert types for index addition.
9 (fold_binary): Adjust the callers to always dispatch to
10 try_move_mult_to_index.
11 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
12 expr with non-gimple ARRAY_REF offset.
14 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
16 * fold-const.c (fold_indirect_ref_1): Avoid removing
17 NOP_EXPRs with type qualifiers like const.
19 2005-05-11 Richard Henderson <rth@redhat.com>
22 * c-decl.c (finish_decl): Propagate the completed array type of
23 a global variable into the binding.
25 2005-05-10 Matt Kraai <kraai@ftbfs.org>
27 * Makefile.in (gtype-desc.o, build/genautomata.o)
28 (build/varray.o): Depend on $(VARRAY_H).
30 2005-05-10 Diego Novillo <dnovillo@redhat.com>
32 * tree-optimize.c (init_tree_optimization_passes): Re-organize
33 optimization passes to do an initial batch of scalar cleanups.
35 2005-05-10 Ian Lance Taylor <ian@airs.com>
37 * read-rtl.c (struct macro_traverse_data): Define.
38 (map_attr_string): New static function, broken out of
39 apply_macro_to_string.
40 (mode_attr_index, apply_mode_maps): New static functions.
41 (apply_macro_to_string): Call map_attr_string.
42 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
44 (apply_macro_traverse): Expect data to point to a struct
46 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
47 to pass data through htab_traverse.
48 (read_rtx_1): Add mode_maps parameter. Change all callers.
49 Handle mode names which are attribute strings.
50 * doc/md.texi (Substitutions): Rename from String Substitutions.
51 Change references. Document using attributes as modes.
53 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
55 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
56 * tree-optimize.c (init_tree_optimization_passes) Swap
57 pass_ch and pass_profile.
58 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
59 here. Remove rewrite_into_loop_closed_ssa call.
61 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
63 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
65 (legitimate_reload_constant_p): Add check for const double zero.
66 * config/s390/s390.md: Add comment for constraint letter 'G'.
67 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
68 attributes for new case.
69 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
70 s390_const_double_ok_for_constraint_p.
71 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
74 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
76 PR tree-optimization/21170
77 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
78 rewrite_ssa_into_ssa in comments with update_ssa.
80 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
82 * tree-ssa-loop-im.c: Include hashtab.h.
83 (struct mem_ref_loc): New.
84 (struct mem_ref): Describe the set of references with the same
86 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
87 maybe_queue_var, fem_single_reachable_address,
88 for_each_memref, single_reachable_address,
89 is_call_clobbered_ref, determine_lsm_reg): Removed.
90 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
91 hoist_memory_reference, memref_hash, memref_eq, memref_del,
92 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
94 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
95 (determine_lsm_loop): Rewritten.
96 (determine_lsm): Do not set stmt uids.
98 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
100 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
103 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
105 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
106 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
107 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
109 2005-05-10 Jeff Law <law@redhat.com>
111 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
112 thread_across_edge for any abnormal edges.
114 2005-05-10 Richard Henderson <rth@redhat.com>
116 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
117 * config/ia64/ia64-protos.h: Declare it.
118 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
119 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
120 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
121 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
122 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
123 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
124 extend result; use release semantics.
125 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
126 (sync_val_compare_and_swap_<IMODE>): Update to match.
128 2005-05-10 Richard Henderson <rth@redhat.com>
130 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
131 before comparing it for success.
133 2005-05-10 Richard Henderson <rth@redhat.com>
135 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
136 no return value pattern.
138 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
139 H.J. Lu <hongjiu.lu@intel.com>
141 * libgcov.c (create_file_directory): New function. Create
142 directory for the given file name.
143 (gcov_max_filename): New static var. Keeps size of the longest
145 (gcov_exit): Always try to create directory for output
146 file. Relocate each filename basing on environment vars.
147 (__gcov_init): Remember the longest file name.
148 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
149 * doc/gcov.texi (Cross-profiling): New node documenting
150 cross-profiling management.
151 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
153 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
155 * config/sparc/sparc.c (mem_min_alignment): Do not rely
156 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
158 2005-05-10 Bob Wilson <bob.wilson@acm.org>
160 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
161 case code to avoid one move instruction.
162 (__umodsi3, __modsi3): Merge duplicated code sequences.
164 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
166 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
167 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
168 * doc/invoke.texi: Fix typos.
170 * tree-data-ref.c (analyze_array_indexes, analyze_array,
171 init_data_ref, access_functions_are_affine_or_constant_p,
172 free_data_refs): Use VEC instead of VARRAY.
173 * tree-data-ref.h (data_reference): Change the type of
174 access_fns to VEC(tree,gc)*.
175 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
177 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
180 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
181 * fold-const.c (fold): Expand the condition of reducing cond_expr.
182 (contains_label_1, contains_label_p): New functions for checking
183 labels in a sub-tree.
185 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
188 * c-decl.c (pushdecl): When there is a declaration in the current
189 scope and the declarations are external linkage, check for
190 compatibility with the type in the external scope and update the
191 type in the external scope with the composite type information.
192 Do not form a composite type of the new type and the visible type
193 if they are incompatible.
195 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
197 * crtstuff.c: Revert part of 2005-05-08 Change.
198 (IN_LIBGCC2): Define.
200 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
202 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
203 remove redundant test.
204 (fp_mov_p): Accept 0.
205 (fp_high_losum_p): Remove redundant test.
206 * config/sparc/predicates.md (const_high_operand): Explicitly test
207 (not small_int_operand).
208 (fp_const_high_losum_operand): New.
209 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
210 (movdi_insn_sp32_v9): Use canonical predicates.
211 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
212 (movdi_insn_sp64_novis): Delete.
213 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
214 (movsf_insn_novis): Delete.
215 (movsf_insn_vis): Rename into movsf_insn.
216 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
217 (movsf_lo_sum): Use fp_const_high_losum_operand.
218 (movsf_high): Likewise.
219 (movsf_high_losum splitter): Likewise.
220 (mov<V32:mode> expander): Use register_or_zero_operand.
221 (mov<V64:mode> expander): Likewise.
222 (movdf_insn_sp32): Use register_or_zero_operand.
223 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
224 Rename into movdf_insn_sp32_no_fpu.
225 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
226 Rename into movdf_insn_sp32_v9_no_fpu.
227 (movdf_insn_v9only_novis): Delete.
228 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
229 (movdf_insn_sp64_novis): Delete.
230 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
231 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
232 Rename into movdf_insn_sp64_no_fpu.
233 (movtf expander): Use register_or_zero_operand.
234 (movtf_insn_sp32): Delete.
235 (movtf_insn_vis_sp32): Use register_or_zero_operand.
236 Rename into movtf_insn_sp32.
237 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
238 Rename into movtf_insn_sp32_no_fpu.
239 (movtf_insn_hq_sp64): Delete.
240 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
241 Rename into movtf_insn_sp64_hq.
242 (movtf_insn_sp64): Delete.
243 (movtf_insn_vis_sp64): Use register_or_zero_operand.
244 Rename into movtf_insn_sp64.
245 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
246 Rename into movtf_insn_sp64_no_fpu.
248 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
250 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
251 gcc_assert and gcc_unreachable as appropriate.
252 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
253 xstormy16_output_cbranch_si, xstormy16_split_move,
254 xstormy16_initial_elimination_offset,
255 xstormy16_encode_section_info, xstormy16_print_operand_address,
256 xstormy16_expand_call, xstormy16_expand_arith,
257 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
259 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
261 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
262 const_copies to VEC(tree,heap)*.
263 (new_elim_graph, delete_elim_graph, elim_graph_size,
264 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
267 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
270 * doc/extend.texi (Type Attributes): Correct example syntax.
272 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
275 * doc/invoke.texi (-Wuninitialized): Update documentation.
277 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
279 * arm.c (const_ok_for_arm): Use a faster algorithm.
281 2005-05-09 David Edelsohn <edelsohn@gnu.org>
284 * config/rs6000/rs6000.md (add_op2): New.
285 (add<mode>3): Use it.
287 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
289 * arm.c (arm_gen_constant): Add new heuristic for generating
290 constant integers that can be expressed as the difference of two
293 2005-05-09 Roger Sayle <roger@eyesopen.com>
295 * c-tree.h (parser_build_unary_op): New prototype.
296 * c-typeck.c (parser_build_unary_op): New function to construct
297 a unary operation in the C parser.
298 * c-parser.c (c_parser_unary_expression): Use the new function
299 parser_build_unary_op when appropriate.
301 2005-05-09 Mark Mitchell <mark@codesourcery.com>
304 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
305 before outputting DWARF_FRAME_RETURN_COLUMN.
307 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
309 * config/s390/s390.c: (s390_branch_condition_mask,
310 s390_branch_condition_mnemonic, s390_extra_constraint_str,
311 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
312 legitimize_pic_address, s390_emit_tls_call_insn,
313 legitimize_tls_address, legitimize_tls_address,
314 s390_expand_addcc, print_shift_count_operand, print_operand,
315 addr_generation_dependency_p, annotate_constant_pool_refs,
316 s390_split_branches, find_constant_pool_ref,
317 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
318 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
319 s390_output_pool_entry, s390_function_value,
320 s390_call_saved_register_used, s390_emit_call): Replace
321 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
322 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
323 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
324 get_some_local_dynamic_name, s390_function_arg_size,
325 s390_function_arg_advance, s390_function_arg,
326 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
327 default case by gcc_unreachable.
328 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
329 conditional abort by gcc_assert.
330 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
331 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
333 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
335 * config/s390/s390.c: (s390_decompose_address,
336 tls_symbolic_operand, legitimate_pic_operand_p,
337 legitimate_constant_p, legitimate_reload_constant_p,
338 s390_expand_plus_operand, legitimate_address_p,
339 legitimate_la_operand_p, ): Remove 'register' from signature.
340 (symbolic_reference_mentioned_p,
341 tls_symbolic_reference_mentioned_p): Remove 'register' from local
342 variable declarations.
343 (legitimize_address): Remove 'register' from
344 signature and local variable declarations.
346 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
348 * config/s390/s390-protos.h: (s390_match_ccmode,
349 s390_match_ccmode_set, reg_used_in_mem_p,
350 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
351 legitimate_la_operand_p, preferred_la_operand_p,
352 s390_short_displacement, addr_generation_dependency_p,
353 legitimate_reload_constant_p, legitimate_address_p): Change return type
355 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
356 * config/s390/s390.c: (s390_match_ccmode,
357 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
358 legitimate_reload_constant_p): Change return type into 'bool'.
359 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
360 Likewise. Additionally adapted comment.
361 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
362 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
363 (s390_decompose_address): Change the type of the internal flags
364 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
365 (struct s390_address): Change type of "pointer" into bool.
366 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
367 Adapt calls for 's390_tm_ccmode' to the new signature.
369 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
371 * config/s390/s390.c: (s390_match_ccmode_set,
372 s390_branch_condition_mnemonic, s390_short_displacement,
373 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
374 print_shift_count_operand, get_some_local_dynamic_name,
375 get_some_local_dynamic_name_1, reg_used_in_mem_p,
376 addr_generation_dependency_p, s390_split_branches,
377 annotate_constant_pool_refs, find_constant_pool_ref,
378 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
379 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
380 s390_register_info, s390_frame_info, s390_init_frame_layout,
381 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
382 restore_gprs, s390_function_arg_size, s390_function_arg_float,
383 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
384 s390_encode_section_info, s390_cannot_force_const_mem,
385 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
386 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
387 s390_adjust_priority, s390_issue_rate,
388 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
389 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
390 s390_build_builtin_va_list, s390_gimplify_va_arg,
391 s390_function_ok_for_sibcall, s390_call_saved_register_used,
392 s390_pass_by_reference, s390_fixed_condition_code_regs,
393 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
394 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
395 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
396 s390_add_pool_insn, s390_find_pool, s390_add_constant,
397 s390_find_constant, s390_add_execute, s390_find_execute,
398 s390_execute_label, s390_execute_target, s390_dump_pool,
399 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
400 Move target macro definitions to the end of the file. Move several
401 functions within the file to assure correct compiling.
403 2005-05-09 Steven Bosscher <stevenb@suse.de>
405 * calls.c (purge_reg_equiv_notes): Remove, fold into...
406 (fixup_tail_calls): ...here. Only look at insns between the
407 start of the function and the FUNCTION_BEG insn note.
409 * gcse.c (one_cprop_pass): Fix typos in dumps.
411 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
413 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
415 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
416 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
417 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
418 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
420 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
421 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
422 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
425 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
427 * config/s390/s390.md: ("gf") New mode attribute.
428 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
429 "fixuns_truncsfsi2"): Merge.
430 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
431 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
432 "fix_truncsfsi2_ieee"): Merge.
434 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
436 * config/s390/s390.md: ("FPR") New mode macro.
437 ("de", "dee"): New mode attributes.
438 ("cmpdf", "cmpsf"): Merge.
439 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
440 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
441 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
442 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
443 ("floatdidf2", "floatdisf2"): Merge.
444 ("adddf3", "addsf3"): Merge.
445 ("*adddf3", "*addsf3"): Merge.
446 ("*adddf3_cc", "*addsf3_cc"): Merge.
447 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
448 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
449 ("subdf3", "subsf3"): Merge.
450 ("*subdf3", "*subsf3"): Merge.
451 ("*subdf3_cc", "*subsf3_cc"): Merge.
452 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
453 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
454 ("muldf3", "mulsf3"): Merge.
455 ("*muldf3", "*mulsf3" "): Merge.
456 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
457 ("*fmadddf", "*fmaddsf"): Merge.
458 ("*fmsubdf", "*fmsubsf"): Merge.
459 ("divdf3", "divsf3"): Merge.
460 ("*divdf3", "*divsf3"): Merge.
461 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
462 ("negdf2", "negsf2"): Merge.
463 ("*negdf2_cc", "*negsf2_cc"): Merge.
464 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
465 ("*negdf2", "*negsf2"): Merge.
466 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
467 ("absdf2", "abssf2"): Merge.
468 ("*absdf2_cc", "*abssf2_cc"): Merge.
469 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
470 ("*absdf2", "*abssf2"): Merge.
471 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
472 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
473 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
474 ("*negabsdf2", "*negabssf2"): Merge.
475 ("sqrtdf2", "sqrtsf2"): Merge.
477 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
479 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
481 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
482 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
483 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
484 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
486 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
487 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
488 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
489 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
490 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
491 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
492 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
493 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
494 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
495 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
496 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
497 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
498 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
499 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
500 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
501 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
503 ("*divsf3"): Additionally rename second pattern to
505 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
506 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
507 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
508 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
509 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
510 'type values' and rename 'type' value.
511 ("*addsf3"): Additionally rename second pattern to
514 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
516 * config/s390/s390.md: ("SHIFT"): New mode macro.
517 ("lr", "shift"): New mode attributes.
518 ("ashldi3", "lshrdi3"): Merge.
519 ("*ashldi3_31", "*lshrdi3"_31): Merge.
520 ("*ashldi3_64", "*lshrdi3"_64): Merge.
521 ("ashlsi3", "lshrsi3"): Merge.
523 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
525 * config/s390/s390.md: ("DSI", "SCOND"): New mode
527 ("E", "g"): New mode attributes.
528 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
529 ("*adddi3_alc", "*addsi3_alc"): Merge.
530 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
531 ("*subdi3_slb", "*subsi3_slb"): Merge.
532 ("adddicc", "addsicc"): Merge.
533 ("*sconddi", "*scondsi"): Merge.
534 ("*sconddi_neg", "*scondsi_neg"): Merge.
535 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
536 ("negdi2", "negsi2"): Extract expander pattern from
537 "negsi2" and merge with "negdi2".
538 ("*negdi2"): Merge with instruction pattern of "negsi2".
539 ("*negdi2_cc", "*negsi2_cc"): Merge.
540 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
541 ("rotldi3", "rotlsi3"): Merge.
543 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
545 * config/s390/s390.md: ("hc"): New mode attribute.
546 ("extendhidi2", "extendqidi2"): Merge.
547 ("*extendhidi2", "*extendqidi2"): Merge.
548 ("extendhisi2", "extendqisi2"): Merge.
549 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
550 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
551 Merged 2 define_split.
552 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
553 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
555 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
557 * config/s390/s390.md: ("COMPARE"): New mode macro.
558 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
559 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
560 "bungt", "bunle", "bunge", "bltgt"): Merge.
562 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
564 * config/s390/s390.md: ("INT"): New mode macro.
565 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
568 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
570 * config/s390/s390.md: ("GPR", "P"): New mode macros.
571 ("cmpdi", "cmpsi"): Merge.
572 ("strlendi", "strlensi"): Merge.
573 ("*strlendi", "*strlensi"): Merge.
574 ("movmemdi", "movmemsi"): Merge.
575 ("clrmemdi", "clrmemsi"): Merge.
577 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
579 * config/s390/s390.md: ("HQI"): New mode macro.
580 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
581 ("*tmhi_full", "*tmqi_full"): Merge.
582 ("*tsthiCCT", "*tstqiCCT"): Merge.
583 ("*tsthi", "*tstqi"): Merge.
584 ("*tsthi_cconly", "tstqi_cconly"): Merge.
585 ("*sethighhisi", "*sethighqisi"): Merge.
587 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
589 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
590 config/alpha/unicosmk.h, config/arc/arc.md,
591 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
592 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
593 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
594 config/arm/semi.h, config/arm/uclinux-elf.h,
595 config/arm/wince-pe.h, config/fr30/fr30.c,
596 config/rs6000/altivec.h: Update copyright.
598 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
600 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
601 gcc_assert and gcc_unreachable as appropriate.
602 (pdp11_output_function_epilogue, output_move_double,
603 output_move_quad, print_operand_address, output_jump,
604 output_addr_const_pdp11): Likewise.
605 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
606 ASM_OUTPUT_ALIGN): Likewise.
607 * config/pdp11/pdp11.md: Likewise.
608 (extendhisi2, subhi3, subqi3): Likewise.
610 2005-05-09 David Edelsohn <edelsohn@gnu.org>
613 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
616 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
618 * config/ia64/ia64.c: Fix a comment typo.
620 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
623 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
624 (arm_override_options): Use them instead of manifest constants. Don't
625 allow -march to override the -mtune setting.
627 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
629 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
630 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
631 (function_arg_advance, function_arg, save_restore_insns,
632 iq2000_expand_prologue, iq2000_output_conditional_branch,
633 expand_one_builtin, print_operand):
634 * config/iq2000/iq2000.md (tablejump): Likewise.
636 2005-05-09 David Ung <davidu@mips.com>
638 * config/mips/mips.h (processor_type): Add names for the 24K.
639 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
641 * config/mips/mips.md (cnv_mode): New attribute for recording the
642 conversion types of float convert insns.
643 (cpu): Add 24k and 24kx.
644 (include): Include 24k.md file.
645 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
646 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
647 (floatdisf2): Setup cnv_mode.
648 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
650 * config/mips/24k.md: New file, contains 24k DFA pipeline
653 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
655 * config/sh/sh.c (print_operand_address): Use gcc_assert and
656 gcc_unreachable as appropriate.
657 (print_operand, prepare_move_operands, prepare_scc_operands,
658 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
659 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
660 fixup_mova, gen_far_branch, sh_reorg, split_branches,
661 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
662 sh_set_return_address, sh_setup_incoming_varargs,
663 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
664 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
665 check_use_sfunc_addr): Likewise.
666 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
667 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
668 * config/sh/symbian.c (sh_symbian_mark_dllexport,
669 sh_symbian_mark_dllimport): Likewise.
670 * config/sh/sh.md: Likewise.
671 (movdicc, call_pop, call_value_pop, casesi_worker_1,
672 casesi_worker_2, casesi_shift_media, casesi_load_media,
673 return_media): Likewise.
675 2005-05-08 Roger Sayle <roger@eyesopen.com>
678 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
681 2005-05-08 Richard Henderson <rth@redhat.com>
683 * config/alpha/alpha.c (adjust_address): Fix typo last change.
685 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
687 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
688 and -1 can happen in reg_renumber when no hard register is assigned.
690 2005-05-08 Steven Bosscher <stevenb@suse.de>
691 Kazu Hirata <kazu@cs.umass.edu>
693 PR tree-optimization/14841, tree-optimization/15838
694 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
695 (evaluate_stmt): Call it.
697 2005-05-08 Jakub Jelinek <jakub@redhat.com>
699 * config/ia64/ia64.c (ia64_override_options): Don't set
700 ia64_flag_var_tracking and clear flag_var_tracking here...
701 (ia64_file_start): ... but here.
703 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
705 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
706 and gcc_unreachable as appropriate.
707 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
708 m68hc11_gen_highpart, print_operand, print_operand_address,
709 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
710 m68hc11_gen_movhi): Likewise.
711 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
712 * config/m68hc11/m68hc11.md: Reword comment.
714 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
717 * config/m68hc11/predicates.md (splitable_operand): An immediate is
720 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
722 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
723 the 68HC12 address indirect addressing mode as it is not supported by
725 * config/m68hc11/m68hc11-protos.h
726 (m68hc11_valid_addressing_p): Declare.
727 (m68hc11_add_mode): Declare.
728 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
729 register_indirect_p and export it.
730 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
731 instruction so that it is part of the good BB.
732 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
733 addressing with movw.
734 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
736 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
737 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
738 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
740 ("*movhi_68hc12"): Handle movhi_const0.
741 ("*subhi3", "subqi3"): Use general_operand for operand 1.
742 ("*subhi3_zext"): Likewise.
744 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
747 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
748 operand 1 and fix constraints.
749 ("mulqihi3"): Use general_operand for operand 2.
751 2005-05-08 Julian Brown <julian@codesourcery.com>
752 H.J. Lu <hongjiu.lu@intel.com>
753 Paul Brook <paul@codesourcery.com>
755 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
756 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
757 20050308/2.16.0 or newer for comdat group.
758 * configure: Regenerated.
759 * config.in: Regenerated.
760 * varasm.c (default_function_rodata_section): Put .rodata section in
761 COMDAT group when necessary.
762 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
764 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
767 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
769 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
771 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
772 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
773 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
774 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
776 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
779 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
780 64-bit constants on 64-bit hosts.
781 (m68hc11_split_logical): Simplify.
782 (m68hc11_split_move): Likewise.
784 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
785 Paolo Bonzini <bonzini@gnu.org>
787 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
788 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
789 * configure.ac (enable_checking): Fix typos in runtime_checking.
790 (ENABLE_RUNTIME_CHECKING): Mark as target template.
791 (xm_file): Prepend auto-host.h
792 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
793 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
795 * crtstuff.c: Do not include auto-host.h.
796 (IN_LIBGCC2): Do not define.
797 * gcov-io.h: Include tconfig.h, not auto-host.h.
798 * libgcc2.c: Do not include auto-host.h.
799 (abort): Do not undefine.
800 * libgcov.c: Remove unneeded comment about config.h.
801 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
802 * config.in, configure: Regenerated.
804 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
805 Falk Hueffner <falk@debian.org>
807 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
808 and gcc_unreachable as appropriate.
809 (get_aligned_mem, get_unaligned_address,
810 alpha_emit_set_long_const, alpha_emit_conditional_branch,
811 alpha_emit_setcc, alpha_emit_conditional_move,
812 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
813 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
814 alpha_expand_unaligned_load, alpha_expand_block_move,
815 alpha_expand_zap_mask, get_trap_mode_suffix,
816 get_round_mode_suffix, get_some_local_dynamic_name,
817 print_operand_address, function_arg, alpha_return_in_memory,
818 function_value, alpha_expand_builtin,
819 alpha_initial_elimination_offset, alpha_expand_epilogue,
820 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
821 alphaev5_next_group, alpha_align_insns,
822 unicosmk_initial_elimination_offset, unicosmk_unique_section,
823 unicosmk_ssib_name): Likewise.
824 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
825 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
826 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
827 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
828 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
829 * config/alpha/alpha.md (*divmodsi_internal_er,
830 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
831 call_nt, call_umk, call_vms, call_value, sibcall_value,
832 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
833 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
834 * config/alpha/predicates.md (input_operand): Likewise.
836 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
838 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
839 gcc_unreachable, as appropriate.
840 (frv_function_prologue, frv_alloc_temp_reg,
841 frv_initial_elimination_offset, frv_expand_block_move,
842 frv_expand_block_clear, frv_print_operand_jump_hint,
843 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
844 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
845 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
846 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
847 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
848 frv_in_small_data_p, frv_asm_out_constructor,
849 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
850 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
851 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
852 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
853 sibcall_value, casesi): Likewise.
855 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
856 gcc_unreachable as appropriate.
857 (print_operand_address, mn10300_print_reg_list, expand_prologue,
858 expand_epilogue, notice_update_cc, initial_offset,
859 mn10300_address_cost_1): Likewise.
860 * config/mn10300/mn10300.md: Likewise.
861 (absdf2, abssf2, negdf2, negsf2): Likewise.
863 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
866 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
868 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
869 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
870 including sunge_<mode> and sungt_<mode>.
872 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
874 * integrate.h (get_hard_reg_initial_val): Change type of register
875 parameter from int to unsigned int.
876 (has_hard_reg_initial_val): Likewise.
877 * integrate.c (get_hard_reg_initial_val): Likewise.
878 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
880 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
882 * except.c (eh_status): Change the type of ttype_data to
884 (add_ttypes_entry, assign_filter_values,
885 output_function_exception_table): Use VEC instead of VARRAY.
887 2005-05-07 David Edelsohn <edelsohn@gnu.org>
889 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
891 2005-05-07 Paul Brook <paul@codesourcery.com>
893 * Makefile.in: Fix dependencies.
894 (GCOV_IO_H, VARRAY_H): Set.
896 2005-05-07 Anthony Green <green@redhat.com>
899 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
900 x$STMP_FIXPROTO test.
901 * configure: Rebuilt.
903 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
905 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
906 inappropriate feature test macros if flag_iso.
908 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
910 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
912 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
915 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
916 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
917 Handle moved operand being in special register.
918 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
919 presumed working insn.
920 (mover2side): Add FIXME.
922 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
924 * integrate.c (get_func_hard_reg_initial_val): Delete.
925 (has_func_hard_reg_initial_val): Delete.
926 (get_hard_reg_initial_val): Inline the old implementation of
927 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
928 instead of has_func_hard_reg_initial_val to test for an existing
929 pseudo. Only create an rtx if a new initial value entry is needed.
930 (has_hard_reg_initial_val): Scan the initial value list directly.
933 2005-05-07 David Edelsohn <edelsohn@gnu.org>
935 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
937 * config.in (HAVE_AS_POPCNTB): New.
938 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
939 (HAVE_AS_POPCNTB): New.
940 * configure: Regenerated.
941 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
942 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
943 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
944 and rs6000_sched_costly_dep.
945 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
946 (TARGET_XL_COMPAT): Delete.
947 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
948 (popcount<mode>2): New.
949 (popcntb<mode>2): New.
950 * config/rs6000/rs6000.opt (mpopcntb): New.
952 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
953 if variable name exists.
955 2005-05-07 Matt Kraai <kraai@ftbfs.org>
957 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
959 2005-05-07 Richard Henderson <rth@redhat.com>
962 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
963 with constant offsets.
965 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
967 * config/v850/v850.c (print_operand): Use gcc_assert and
968 gcc_unreachable, as appropriate.
969 (print_operand_address, v850_handle_data_area_attribute,
970 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
971 v850_insert_attributes, construct_prepare_instruction): Likewise.
972 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
973 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
975 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
977 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
978 config/rs6000/rs6000.h: Fix comment typos.
980 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
982 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
983 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
984 (mips_scalar_mode_supported_p): Delete.
986 2005-05-06 Eric Christopher <echristo@redhat.com>
988 * config/mips/mips.opt: Remove -mint64 option.
989 * config/mips/mips.c (override_options): Remove -mint64
991 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
992 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
993 64-bit integer handling.
994 * doc/invoke.texi (Option Summary): Remove -mint64 for
997 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
999 PR tree-optimization/19401
1000 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1001 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1002 (estimated_unrolled_size): New function.
1003 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1004 tree_unroll_loops_completely): Always unroll loops if the code size
1006 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1007 loops should be unrolled completely.
1008 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1010 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1012 PR rtl-optimization/21254
1013 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1014 assumptions for loops that otherwise do not roll.
1015 (find_simple_exit): Prefer # of iterations that is guaranteed
1017 * loop-unroll.c (decide_peel_once_rolling,
1018 decide_peel_completely): Check whether the loop is infinite.
1020 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1022 * config/rs6000/sysv4.opt: Fix typo.
1024 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1025 Jakub Jelinek <jakub@redhat.com>
1028 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1029 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1030 Don't use rep; movs{l,q} if the repetition count is really small,
1031 instead use a sequence of movs{l,q} instructions.
1033 2005-05-06 Jeff Law <law@redhat.com>
1035 PR tree-optimization/21380
1036 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1037 thread through a block with no preds.
1039 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1041 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1042 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1043 add_call_read_ops): Use VEC instead of VARRAY.
1045 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1047 * config/mcore/mcore.c (mcore_print_operand_address): Use
1048 gcc_assert and gcc_unreachable as appropriate.
1049 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1050 mcore_output_andn, output_inline_const, mcore_output_move,
1051 mcore_output_movedouble, mcore_expand_block_move,
1052 layout_mcore_frame, mcore_initial_elimination_offset,
1053 mcore_expand_prolog, mcore_mark_dllexport,
1054 mcore_mark_dllimport): Likewise.
1055 * config/mcore/mcore.h (switch_to_section): Likewise.
1056 * config/mcore/mcore.md: Likewise.
1058 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1060 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1061 TARGET_PROFILE_KERNEL.
1063 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1064 TARGET_PROFILE_KERNEL use.
1066 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1068 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1069 and gcc_unreachable, as appropriate.
1070 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1071 m32r_expand_prologue, m32r_output_function_epilogue,
1072 m32r_legitimize_pic_address, m32r_print_operand_address,
1073 emit_cond_move, m32r_function_symbol,
1074 m32r_output_block_move): Likewise.
1075 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1076 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1077 *rev_zero_branch_insn): Likewise.
1079 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1082 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1083 if both NEWDECL and OLDDECL are already weak.
1085 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1087 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1089 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1090 Kaz Kojima <kkojima@gcc.gnu.org>
1092 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1095 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1096 David Edelsohn <edelsohn@gnu.org>
1098 * config.gcc: Add .opt magic for the rs6000 ports.
1100 * doc/invoke.texi: Document -mabi= option properly. Document
1101 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1102 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1105 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1106 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1109 * config/rs6000/aix.opt: New.
1110 * config/rs6000/aix41.opt: New.
1111 * config/rs6000/aix64.opt: New.
1112 * config/rs6000/darwin.opt: New.
1113 * config/rs6000/linux64.opt: New.
1114 * config/rs6000/rs6000.opt: New.
1115 * config/rs6000/sysv4.opt: New.
1117 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1118 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1120 Define TARGET_USES_SYSV4_OPT.
1121 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1122 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1123 TARGET_USES_AIX64_OPT.
1124 * config/rs6000/aix51.h: Same.
1125 * config/rs6000/aix52.h: Same.
1126 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1127 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1128 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1129 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1130 * config/rs6000/linux64.h: Use
1131 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1133 * config/rs6000/rs6000.c: Remove definitions of
1134 rs6000_sched_restricted_insns_priority,
1135 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1136 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1137 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1138 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1139 rs6000_alignment_string. Define rs6000_explicit_options.
1140 (rs6000_parse_abi_options): Remove.
1141 (rs6000_parse_alignment_option): Remove.
1142 (rs6000_parse_float_gprs_option): Remove.
1143 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1144 TARGET_DEFAULT_TARGET_FLAGS.
1145 (rs6000_override_options): Revamp to use new .opt machinery.
1147 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1148 of new .opt machinery. Remove target_flags. Redefine
1149 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1150 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1151 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1152 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1153 rs6000_longcall_switch, rs6000_default_long_calls,
1154 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1155 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1156 TARGET_ALTIVEC_VRSAVE.
1158 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1160 * config.gcc (hppa1.1-*-rtems*): Remove.
1161 * config/pa/rtems.h: Remove.
1163 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1165 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1166 Exclude roe/603e multilib variants.
1168 2005-05-04 Denis Chertykov <denisc@overta.ru>
1171 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1174 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1176 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1177 arm/pe.opt to $extra_options.
1178 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1179 (target_float_abi_name, target_float_switch, target_abi_name)
1180 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1181 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1182 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1183 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1184 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1185 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1186 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1187 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1188 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1189 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1190 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1191 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1192 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1193 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1194 (arm_pic_register_string): Delete.
1195 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1197 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1198 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1199 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1200 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1201 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1202 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1203 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1204 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1205 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1206 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1207 (SUBTARGET_SWITCHES): Delete.
1208 * config/arm/arm.c (target_float_switch): Delete.
1209 (arm_cpu_select): Moved from config/arm/arm.h.
1210 (target_fpu_name, target_fpe_name, target_float_abi_name)
1211 (target_abi_name, structure_size_string, arm_pic_register_string)
1212 (arm_select): Make static.
1213 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1214 (arm_handle_option): New function.
1215 (arm_override_options): Update target_flags checks for new mask names.
1216 Remove target_float_switch code.
1217 (arm_expand_prologue, thumb_expand_prologue): Check
1218 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1219 * config/arm/arm.opt, config/arm/pe.opt: New files.
1221 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1223 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1224 gcc_unreachable as appropriate.
1225 (arc_double_limm_p, arc_setup_incoming_varargs,
1226 arc_compute_function_type, arc_output_function_prologue,
1227 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1228 output_shift, arc_print_operand, arc_print_operand_address,
1229 arc_final_prescan_insn): Likewise.
1230 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1232 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1234 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1239 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1240 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1241 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1242 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1243 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1244 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1245 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1246 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1248 2005-05-05 Paul Brook <paul@codesourcery.com>
1250 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1251 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1252 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1253 and tree-data-ref.h with *_H variables.
1255 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1257 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1259 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1261 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1263 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1265 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1267 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1269 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1270 setting of vrsave register for current function after
1271 call to save_world is emitted.
1273 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1275 * config/mmix/predicates.md: New file.
1276 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1277 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1278 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1279 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1280 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1282 * config/mmix/mmix.md: Include predicates.md.
1283 ("call", "call_value"): Force address to register if it isn't a
1284 mmix_symbolic_or_address_operand.
1286 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1288 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1289 the flags are of appropriate types.
1290 (num_ssa_operands): Generalize using the generic interface.
1291 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1294 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1296 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1297 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1299 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1301 * tree-outof-ssa.c (edge_leader, stmt_list,
1302 analyze_edges_for_bb): Use VEC instead of VARRAY.
1303 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1304 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1305 fini_analayze_edges_for_bb.
1307 2005-05-04 James E Wilson <wilson@specifixinc.com>
1310 * gcc.c (process_command): In the second argv scan loop, ignore
1311 Xassembler and Xpreprocessor, along with their argument.
1313 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1315 * tree-flow-inline.h, tree-ssa-operands.c,
1316 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1317 Likewise. tree-vn.c: Fix comment typos.
1318 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1320 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1322 * doc/tm.texi (Target Hooks): Document
1323 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1325 2005-05-04 Paul Brook <paul@codesourcery.com>
1327 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1329 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1331 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1332 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1335 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1336 get_expansion, expand_var_during_unrolling,
1337 insert_var_expansion_initialization,
1338 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1341 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1344 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1347 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1348 the same as INTEGER_TYPE.
1349 (fold_binary): Fold "bool_var != 0" to bool_var.
1350 Fold "bool_var == 1" to bool_var.
1352 2004-05-03 Richard Henderson <rth@redhat.com>
1355 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1356 from recog_data instead of insn_data.
1358 2005-05-03 DJ Delorie <dj@redhat.com>
1360 * common.opt (fdiagnostics-show-option): No variable is needed.
1361 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1362 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1363 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1364 Save and restore original message format. Use flag in context
1366 (warning): Don't test for enabled warnings here.
1367 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1370 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1372 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1373 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1374 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1375 * aclocal.m4: Don't include accross.m4.
1376 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1377 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1378 * configure, config.in: Regenerate.
1380 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1383 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1384 (clear_storage): Add argument.
1385 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1386 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1388 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1389 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1390 (store_expr, store_constructor): Adjust callers.
1391 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1392 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1393 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1394 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1395 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1396 with EXP. Pass EXP to expand_builtin_memmove.
1397 (expand_builtin_memset): Add ORIG_EXP argument, pass
1398 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1399 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1400 Pass EXP to expand_builtin_memset.
1401 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1403 (expand_builtin_strncmp): Likewise.
1404 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1405 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1406 (expand_builtin_fprintf): Likewise.
1407 (expand_builtin): Adjust calls to
1408 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1410 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1413 PR rtl-optimization/21239
1414 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1416 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1418 * tree-flow.h (tree_ann_common_d): Move aux to ...
1419 (stmt_ann_d): ... here.
1420 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1421 move_computations_stmt, schedule_sm): Update references to
1423 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1425 * tree-cfg.c (remove_bb): Remove a redundant call to
1427 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1430 2005-05-03 Richard Henderson <rth@redhat.com>
1432 * config/rs6000/rs6000.c: Remove conflict markers.
1434 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1436 2005-05-03 James E Wilson <wilson@specifixinc.com>
1438 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1440 2005-05-03 DJ Delorie <dj@redhat.com>
1442 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1443 decide if the warning will be printed.
1444 * calls.c (expand_call): Likewise.
1445 * function.c (init-function_start): Likewise.
1447 * common.opt (-fdiagnostics-show-option): New.
1448 * opts.c (option_enabled): Accept the option index instead of a
1449 pointer to the option descriptor.
1450 * opts.h (option_enabled): Likewise.
1451 * toplev.c (print_switch_values): Pass option index, not option
1453 * diagnostic.h (diagnostic_info): Add option_index.
1454 * diagnostic.c: Include opts.h.
1455 (diagnostic_set_info): Initialize option_index.
1456 (diagnostic_report_diagnostic): Amend option name if appropriate.
1457 (warning): Check to see if the specified warning is enabled.
1459 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1461 2005-05-03 Richard Henderson <rth@redhat.com>
1463 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1464 SPEC_OR_GEN_REGS definitions.
1466 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1469 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1470 for unavailable registers.
1472 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1474 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1476 * cfglayout.c (block_locators_blocks,
1477 insn_locators_initialize, insn_scope): Use VEC instead of
1480 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1481 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1484 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1486 * config/sparc/predicates.md (const_compl_high_operand): New.
1487 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1489 (sparc_emit_set_const64_quick1): Adjust for above change.
1490 (sparc_emit_set_const64_quick2): Likewise.
1491 (sparc_emit_set_const64_longway): Likewise.
1492 (sparc_emit_set_const64): Likewise.
1493 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1494 movdi_const64_special): Delete.
1495 (logical constant splitters): Use const_compl_high_operand.
1497 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1499 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1500 rather than STRIP_NOPS.
1502 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1504 PR rtl-optimization/21330
1505 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1507 (unswitch_single_loop): Clear cinsn when retrying.
1510 * config/i386/i386.c (legitimize_address): When canonicalizing
1511 ASHIFT into MULT, multiply by 1 << shift_count instead of
1512 1 << log2 (shift_count).
1514 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1516 * lambda-code.c (gcc_loop_to_lambda_loop,
1517 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1518 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1519 generic operand interface.
1520 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1521 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1522 generic operand interface.
1523 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1524 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1525 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1526 num_imm_uses): Use ssa_use_operand_t.
1527 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1528 get_v_must_def_ops): Delete.
1529 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1530 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1531 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1532 get_v_must_def_kill_ptr): Delete.
1533 (delink_stmt_imm_use): Move and use new operand interface.
1534 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1535 op_iter_next_tree): Use new operand implementation.
1536 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1537 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1539 (op_iter_next_mustdef, op_iter_next_maydef,
1540 op_iter_next_must_and_may_def): Delete. Replace with...
1541 (op_iter_next_maymustdef): New. Combine must and may next operations.
1542 (op_iter_init_maydef, op_iter_init_mustdef,
1543 op_iter_init_must_and_may_def): Use new interface.
1544 (single_ssa_tree_operand ): New. Process single operands only as trees.
1545 (single_ssa_use_operand): New. Process single operands only as uses.
1546 (single_ssa_def_operand): New. Process single operands only as defs.
1547 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1549 (num_ssa_operands): New. Count the number of specified operands.
1550 (compare_ssa_operands_equal): New. Compare two statements' operands.
1551 (single_phi_def): New. Return true if PHI has one def of the specified
1553 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1554 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1555 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1556 (struct stmt_ann_d): Operands field no longer require GTY().
1557 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1558 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1559 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1560 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1561 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1562 Use use_operand_p instead of ssa_imm_use_t *.
1563 * tree-pretty-print.c (dump_vops): check if operands are active before
1564 dumping virtual operands.
1565 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1566 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1567 (ccp_fold): Use new interface.
1568 (ccp_visit_stmt): Remove unused variables and code.
1569 (convert_to_gimple_builtin): Insert statements before calling
1570 mark_new_vars_to_rename.
1571 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1572 (copy_prop_visit_cond_stmt): Use generic interface.
1573 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1574 annotation in table.
1575 (thread_across_edge): Use generic interface.
1576 (initialize_hash_element): Initialzie with stmt, not annotation.
1577 (eliminate_redundant_computations): Use generic interface.
1578 (record_equivalences_from_stmt): Pass stmt, not annotation.
1579 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1581 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1582 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1583 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1584 generic operand interface.
1585 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1587 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1589 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1590 (build_defs, build_uses, build_v_may_defs, build_vuses,
1591 build_v_must_defs): Change type to struct opbuild_list_d.
1592 (ops_active): New. Operands active boolean.
1593 (operand_memory, operand_memory_index): New. Operand memory managers.
1594 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1595 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1596 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1597 Change from functions to static variable list heads.
1598 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1599 (opbuild_initialize_real): New. Initialize a virtual build list.
1600 (opbuild_free): New. Free a build list.
1601 (opbuild_num_elems): New. Number of items in a list.
1602 (opbuild_append_real): New. Add a real (tree *) operand.
1603 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1604 (opbuild_first): New. Return first element index in a list.
1605 (opbuild_next): New. Return next element in a list.
1606 (opbuild_elem_real): New. Return real element.
1607 (opbuild_elem_virtual): New. Return virtual element.
1608 (opbuild_elem_uid): New. Return UID of virtual element.
1609 (opbuild_clear): New. Reset an operand list.
1610 (opbuild_remove_elem): New. Remove an element form a list.
1611 (ssa_operands_active): New. Return true if operand cache is active.
1612 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1613 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1614 (correct_use_link): Use use_operand_p.
1615 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1616 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1617 (cleanup_v_may_defs): Use new implmentation.
1618 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1620 (append_def, append_use, append_v_may_def, append_vuse,
1621 append_v_must_def): Call opbuild_append routine instead of using varray.
1622 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1623 global parse_old_ops variable.
1624 (free_ssa_operands): New implementation.
1625 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1626 (copy_virtual_operands): Move. New generic implementation.
1627 (create_ssa_artficial_load_stmt): Move. New implementation.
1628 (swap_tree_operands): Update for new implementation.
1629 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1630 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1631 rather than a varray.
1632 (verify_imm_links): Use use_operand_p.
1633 (dump_immediate_uses_for): If the immediate use variable is a virtual
1634 variable, show the virtual ops in the stmt.
1635 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1636 (NULL_DEF_OPERAND_P): Now a #define.
1637 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1638 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1639 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1640 mustdef_optype_d): New. Use Linked list representation.
1641 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1642 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1643 (struct stmt_operands_d): Change to new pointers that are not GTY.
1644 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1645 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1646 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1647 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1648 SET_V_MUST_DEF_KILL): Delete.
1649 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1650 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1651 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1652 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1653 (enum ssa_op_iter_type): Operand iterator typechecking values.
1654 (struct ssa_operand_iterator_d): Use linked lists of operands.
1655 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1656 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1657 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1658 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1659 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1660 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1661 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1662 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1663 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1664 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1665 alloc_vuse, and alloc_mustdef.
1666 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1667 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1668 and finalize_ssa_v_must_def_ops.
1669 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1670 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1672 (compute_avail): Use generic iterator interface.
1673 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1674 (stmt_makes_single_load, stmt_makes_single_store): Use
1676 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1677 (statement_sink_location): Use generic interface.
1678 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1679 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1680 reset the immediate use link nodes.
1681 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1682 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1683 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1684 (eliminate_tail_call): Use generic operand interface.
1685 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1686 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1688 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1690 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1691 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1693 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1694 Use statement pointer instead of vuse_optype. Use generic interface.
1695 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1696 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1697 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1698 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1699 * doc/tree-ssa.texi: Update documentation for operand interface.
1701 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1703 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1704 gcc_unreachable as appropriate.
1705 (machopic_function_base_name, machopic_indirect_data_reference,
1706 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1707 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1708 * config/rs6000/altivec.md (*mov<mode>_internal,
1709 build_vector_mask_for_load): Likewise.
1710 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1711 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1712 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1713 * config/rs6000/predicates.md (easy_fp_constant,
1714 logical_operand): Likewise.
1715 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1716 compute_save_world_info, rs6000_emit_prologue,
1717 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1718 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1721 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1724 * convert.c (convert_to_integer): Convert ceil and floor in
1727 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1730 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1731 define_insn_and_split. Split only when memory operand is
1732 offsettable. Use adjust_address rather than plus_constant.
1733 (floatunssidf2_internal): Likewise.
1734 (fix_truncdfsi2_internal): Split only when memory operand is
1735 offsettable. Use adjust_address rather than plus_constant.
1736 (fix_trunctfsi2_internal): Likewise.
1737 (floatsidf2_internal): Likewise.
1739 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1741 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1742 (set_value_range_to_null): Likewise.
1743 (set_value_range_to_varying): New function. Use it in all
1744 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1745 (extract_range_from_assert): If the integral type has a
1746 super-type, and LIMIT is not within MIN and MAX values of that
1747 type, set the resulting range to VR_VARYING.
1749 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1751 * config/mmix/mmix.opt: New file.
1752 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1753 (mmix_cc1_ignored_option): Don't declare.
1754 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1755 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1756 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1757 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1758 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1759 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1760 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1761 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1763 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1764 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1765 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1767 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1770 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1771 * c-decl.c (current_function_prototype_built_in,
1772 current_function_prototype_arg_types): New.
1773 (merge_decls): Keep source location of prototype followed by
1774 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1775 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1776 (start_function): Always set current_function_prototype_locus,
1777 current_function_prototype_built_in and
1778 current_function_prototype_arg_types. Check for external
1779 prototype whether or not visible for external function and set
1780 current_function_prototype_arg_types accordingly.
1781 (store_parm_decls_oldstyle): Use
1782 current_function_prototype_arg_types for checking old-style
1783 definition against prototype. Give warnings only if
1784 current_function_prototype_built_in).
1786 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1788 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1789 (ggc_alloc_zone_stat): Don't define.
1790 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1791 ggc_alloc_zone_pass_stat.
1792 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1793 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1794 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1796 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1798 * calls.c (expand_call): Handle current_function_pretend_args_size
1799 when checking for sibcalls.
1801 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1803 PR tree-optimization/21294
1804 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1805 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1807 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1810 * gcov-io.h: Declare gcov external functions hidden.
1812 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1814 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1815 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1816 Use VEC instead of VARRAY.
1819 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1822 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1824 * c-common.c (resolve_overloaded_builtin): Forward to target
1825 hook for BUILT_IN_MD built-ins.
1826 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1827 for all types of built-in.
1828 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1829 in the definition of the target hooks struct.
1830 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1831 * config/rs6000/altivec.h: Rewritten.
1832 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1833 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1834 rs6000_builtin_type, rs6000_builtin_type_compatible,
1835 altivec_overloaded_builtins, rs6000_builtin_type,
1836 rs6000_builtin_type_compatible): New.
1837 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1839 (def_builtin): Turn into a function. Check for duplicates and store
1840 the builtin into rs6000_builtin_decls.
1841 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1842 bdesc_1arg): Add overloaded builtins.
1843 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1844 do not support ALTIVEC_COMPILETIME_ERROR.
1845 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1846 nodes to represent front-end types.
1847 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1848 with opaque arguments and/or return values.
1849 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1850 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1851 (rs6000_builtin_type_index): New.
1852 (is_ev64_opaque_type): Rename to...
1853 (rs6000_is_opaque_type): ... this.
1854 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1857 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1859 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1862 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1863 Bernd Schmidt <bernd.schmidt@analog.com>
1865 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1866 print_address_operand, print_operand, legitimize_pic_address,
1867 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1868 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1870 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1872 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1874 * doc/passes.texi: Document vectorization pass.
1876 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1878 * tree-scalar-evolution.c (get_exit_conditions_rec,
1879 select_loops_exit_conditions,
1880 number_of_iterations_for_all_loops,
1881 analyze_scalar_evolution_for_all_loop_phi_nodes,
1882 scev_analysis): Use VEC instead of VARRAY.
1884 2005-05-02 Michael Matz <matz@suse.de>
1887 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1888 (warn_strict_null_sentinel): Define.
1889 (check_function_sentinel): Check for null_node as valid sentinel too.
1890 * c-common.h (c_tree_index): Added CTI_NULL.
1891 (null_node) Define global_tree[CTI_NULL].
1892 (warn_strict_null_sentinel): Declare.
1893 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1894 * c.opt: (Wstrict-null-sentinel): New C++ option.
1895 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1897 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1899 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1902 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1904 * dwarf2out.c (decl_scope_table, push_decl_scope,
1905 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1908 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1911 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1913 * doc/cpp.texi (__DEPRECATED): Document.
1914 (__EXCEPTIONS): Likewise.
1915 (__GXX_WEAK__): Likewise.
1917 * function.c (INVOKE__main): Do not define.
1918 (expand_main_function): Check HAS_INIT_SECTION when determining
1919 whether or not to call __main.
1921 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1923 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1925 2005-01-05 Paul Brook <paul@codesourcery.com>
1927 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1928 (INITIALIZE_TRAMPOLINE): Use it.
1929 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1930 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1931 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1933 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1935 * doc/install.texi (Specific): Omit dots in the @anchors names
1936 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1937 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1939 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1941 PR tree-optimization/18316
1942 PR tree-optimization/19126
1943 * tree.c (build_int_cst_type): Avoid shift by size of type.
1944 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1946 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1947 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1949 (dump_cand): Dump depends_on information.
1950 (determine_biv_step): Add argument to simple_iv call.
1951 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1952 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1954 (add_candidate_1): Record depends_on for candidates.
1955 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1956 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1957 Handle ivs with nonconstant step.
1958 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1959 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1960 (create_new_iv): Unshare the step before passing it to create_iv.
1961 (free_loop_data): Free cand->depends_on.
1962 (build_addr_strip_iref): New function.
1963 (find_interesting_uses_address): Use build_addr_strip_iref.
1964 (strip_offset_1): Split the recursive part from strip_offset.
1965 Strip constant offset component_refs and array_refs.
1966 (strip_offset): Split the recursive part to strip_offset_1.
1967 (add_address_candidates): Removed.
1968 (add_derived_ivs_candidates): Do not use add_address_candidates.
1969 (add_iv_value_candidates): Add candidates with stripped constant
1970 offset. Consider all candidates with initial value 0 important.
1971 (struct affine_tree_combination): New.
1972 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1973 aff_combination_add_elt, aff_combination_add,
1974 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1975 fold_affine_sum): New functions.
1976 (get_computation_at): Use fold_affine_sum.
1977 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1978 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1981 2005-04-30 Michael Matz <matz@suse.de>
1983 * config/i386/i386.md (movmemsi): Also active when
1984 TARGET_INLINE_ALL_STRINGOPS.
1986 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1989 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1991 2005-04-30 Paul Brook <paul@codesourcery.com>
1993 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1995 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1996 * config/arm/ieee754-sf.S: Ditto.
1997 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1998 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2000 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2002 * tree-ssanames.c: Fix a comment typo.
2003 * doc/options.texi: Fix a typo.
2005 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2007 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2008 gcc_unreachable as appropriate.
2009 (split_adds_subs, cond_string, print_operand,
2010 h8300_initial_elimination_offset, h8300_classify_operand,
2011 h8300_unary_length, h8300_short_immediate_length,
2012 h8300_bitfield_length, h8300_binary_length,
2013 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2014 compute_plussi_length, compute_plussi_cc, output_logical_op,
2015 compute_logical_op_length, compute_logical_op_cc,
2016 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2017 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2018 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2019 h8300_regs_ok_for_stm): Likewise.
2020 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2021 monitor_prologue): Likewise.
2023 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2025 * loop-invariant.c (invariants, create_new_invariant,
2026 get_inv_cost, best_gain_for_invariant,
2027 find_invariants_to_move, move_invariants,
2028 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2031 2005-04-29 Richard Henderson <rth@redhat.com>
2033 * function.c (instantiate_decls): Remove valid_only argument.
2034 (instantiate_decls_1, instantiate_decl): Likewise.
2035 (instantiate_virtual_regs_1): Delete.
2036 (instantiate_virtual_regs_lossage): Delete.
2037 (instantiate_virtual_regs_in_rtx): New.
2038 (safe_insn_predicate): New.
2039 (instantiate_virtual_regs_in_insn): New.
2040 (instantiate_virtual_regs): Update to match all that. Only run
2041 instantiate_decls once.
2043 2005-04-29 Richard Henderson <rth@redhat.com>
2044 Daniel Jacobowitz <dan@codesourcery.com>
2046 * gengtype.c (write_func_for_structure): Split out ...
2047 (output_type_enum): ... new function. Fix thinko accessing
2048 TYPE_PARAM_STRUCT data.
2050 2005-04-29 Tom Tromey <tromey@redhat.com>
2052 * tree.c (build_block): Removed unused 'tags' argument.
2053 * tree.h (build_block): Removed argument.
2055 2005-04-29 Michael Matz <matz@suse.de>
2057 PR rtl-optimization/21144
2058 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2060 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2062 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2063 flag_reorder_blocks.
2065 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2067 PR tree-optimization/21030
2068 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2069 ranges where VR->MAX is smaller than VR->MIN.
2071 2005-04-29 Devang Patel <dpatel@apple.com>
2073 PR tree-optimization/21272
2074 PR tree-optimization/21266
2075 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2077 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2079 * tree-flow-inline.h: Fix a comment typo.
2080 * doc/tree-ssa.texi: Fix a typo.
2082 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2084 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2086 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2087 gcc_unreachable as appropriate.
2088 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2089 fr30_print_operand, fr30_move_double): Likewise.
2090 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2092 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2094 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2095 definition has already been provided.
2096 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2097 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2098 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2100 2005-04-29 Jim Tison <jtison@us.ibm.com>
2102 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2103 trace hooks calls to improve performance.
2105 2005-04-29 Julian Brown <julian@codesourcery.com>
2106 Mark Mitchell <mark@codesourcery.com>
2107 Paul Brook <paul@codesourcery.com>
2109 * crtstuff.c: Handle targets that use .init_array.
2110 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2111 that INVOKE__main is set correctly.
2112 (expand_main_function): Test INVOKE__main.
2113 * libgcc2.c: Do not define __main when using .init_array.
2114 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2115 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2117 (DTORS_SECTION_ASM_OP): Likewise.
2118 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2119 (CTOR_LIST_END): Likewise.
2120 (DTOR_LIST_BEGIN): Likewise.
2121 (DTOR_LIST_END): Likewise.
2122 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2123 (FINI_SECTION_ASM_OP): Likewise.
2124 (INIT_ARRAY_SECTION_ASM_OP): Define.
2125 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2126 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2127 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2128 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2129 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2131 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2133 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2134 gcc_assert and gcc_unreachable as appropriate.
2135 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2136 const_int_cost, output_move_const_into_data_reg,
2137 output_move_qimode, output_move_double, find_addr_reg,
2138 print_operand, print_operand_address): Likewise.
2139 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2140 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2141 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2142 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2143 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2144 conditional_trap): Likewise.
2145 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2147 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2149 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2150 gcc_unreachable as appropriate.
2151 (gen_conditional_move, xtensa_split_operand_pair,
2152 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2153 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2154 xtensa_copy_incoming_a7, xtensa_output_literal,
2155 xtensa_output_literal, xtensa_output_literal): Likewise.
2156 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2157 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2158 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2159 movsicc_internal1, movsfcc_internal0,
2160 movsfcc_internal1): Likewise.
2162 2005-04-28 James E Wilson <wilson@specifixinc.com>
2164 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2165 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2167 2005-04-28 DJ Delorie <dj@redhat.com>
2169 * opt-functions.awk (var_set): Emit proper initializer for
2170 non-target bitfields.
2172 2005-04-28 Devang Patel <dpatel@apple.com>
2174 * dbxout.c (have_used_extensions): Remove.
2175 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2176 have_used_extensions.
2178 2005-04-28 James E Wilson <wilson@specifixinc.com>
2180 * doc/install.texi: Update -enable-languages info. Correct path to
2183 2005-04-28 DJ Delorie <dj@redhat.com>
2185 * optc-gen.awk (END): Make sure no variable is defined more
2187 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2188 Allow for bitfield variables other than target_flags.
2189 * doc/options.text (Mask): Document that you may specify a
2190 variable other than target_flags.
2192 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2194 PR rtl-optimization/18877
2195 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2196 number in val.start.
2198 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2201 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2203 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2204 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2205 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2207 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2209 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2210 creating pseudos when the base offset is too large.
2212 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2214 * global.c (earlyclobber_regclass): Change the type to
2216 (check_earlyclobber): Update uses of earlyclobber_regclass.
2217 (mark_reg_use_for_earlyclobber): Likewise.
2218 (calculate_local_reg_bb_info): Allocate and free
2219 earlyclobber_regclass using the VEC API.
2221 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2223 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2226 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2228 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2231 * config.gcc: Obsolete c4x-* and tic4x-*.
2233 * tree.h (edge_def): Remove.
2235 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2236 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2237 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2238 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2241 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2242 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2243 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2244 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2245 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2246 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2247 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2248 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2249 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2250 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2251 config/i386/cygming.h, config/i386/djgpp.h,
2252 config/i386/lynx.h, config/i386/netware.c,
2253 config/i386/winnt.c, config/ia64/ia64-c.c,
2254 config/iq2000/iq2000.c, config/m32r/little.h,
2255 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2256 config/m68k/m68k.md, config/mcore/mcore.c,
2257 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2258 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2259 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2260 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2261 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2262 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2263 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2264 config/s390/2064.md, config/s390/2084.md,
2265 config/s390/s390-modes.def, config/s390/s390-protos.h,
2266 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2267 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2268 config/vax/vax.c, config/vax/vax.h,
2269 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2272 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2274 * c-typeck.c (build_compound_expr): Correct logic in last change.
2276 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2278 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2279 parameters. Replace conditional move code with assert checking for
2280 ar.lc. Delete obsolete comments.
2281 (set_src_needs_barrier): Delete cond parameter, and code using it.
2282 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2283 assert checking for PR_REGS. Fix calls to update_set_flags and
2284 set_src_needs_barrier.
2285 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2286 callers. Rewrite explanatory comment before the function.
2287 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2290 2005-04-27 Mike Stump <mrs@apple.com>
2292 * doc/cpp.texi: gcc now implements universal character names.
2294 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2297 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2298 being a compound expression whose right-hand side is cast to void.
2300 2005-04-27 Caroline Tice <ctice@apple.com>
2302 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2303 Remove targetm.have_named_sections test.
2304 (fix_edges_for_rarely_executed_code): Likewise.
2305 (insert_section_boundary_note): Likewise.
2306 (reorder_basic_blocks): Check partitioning flag before calling
2307 verify_hot_cold_block_grouping.
2308 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2309 the function struct rather than global variables.
2310 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2311 (COLD_END_LABEL): Likewise
2312 (cold_text_section_label): New static global variable.
2313 (cold_end_label): Likewise.
2314 (dwarf2out_switch_text_section): Get hot/cold section labels from
2315 the function struct rather than global variables; test to make sure
2317 (output_aranges): Use cold_text_section_label and cold_end_label;
2318 check partitioning flag before putting out delta.
2319 (output_ranges): Remove incorrect code attempting to use
2321 (output_line_info): Get cold section label from function struct; test
2322 to make sure cfun is defined.
2323 (add_location_or_const_value_attribute): Likewise.
2324 (dwarf2out_var_location): Likewise.
2325 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2326 write out cold_text_section_label if partition flag is set.
2327 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2328 * function.h (struct function): Add new fields to point to hot/cold
2329 section labels: hot_section_label, cold_section_label,
2330 hot_section_end_label and cold_section_end_label; also add new field
2331 for cold text section name, unlikely_text_section_name.
2332 * opts.c (decode_options): Turn off partitioning flag if
2333 !targetm.have_named_sections.
2334 * output.h (hot_section_label): Remove.
2335 (hot_section_end_label): Remove.
2336 (cold_section_end_label): Remove.
2337 (unlikely_section_label): Remove.
2338 (unlikely_text_section_name): Remove.
2339 * passes.c (rest_of_handle_final): Remove extra blank line.
2340 * varasm.c (unlikely_section_label): Remove.
2341 (hot_section_label): Remove.
2342 (hot_section_end_label): Remove.
2343 (cold_section_end_label): Remove.
2344 (unlikely_text_section_name): Remove.
2345 (initialize_cold_section_name): Modify to call
2346 targetm.strip_name_encoding; to store cold section name in current
2347 function struct, if it exists; and to only use the decl_section_name
2348 if flag_named_sections is true.
2349 (unlikely_text_section): Modify to get section name out of current
2350 function struct, if there is one; otherwise build it from
2351 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2352 (in_unlikely_text_section): Likewise.
2353 (named_section): Modify to get/put cold section name in current function
2354 struct, if there is one.
2355 (function_section): Change 'bool unlikely' to 'int reloc'; check
2356 targetm.have_named_sections before calling named_section.
2357 (current_function_section): Likewise.
2358 (assemble_start_function): Modify to get/put unlikely_text_section_name
2359 in current function struct; modify to get hot/cold section labels
2360 from function struct; initialize labels using
2361 ASM_GENERATE_INTERNAL_LABEL;
2362 test partitioning flag before writing out hot section label.
2363 (assemble_end_function): Test partitioning flag before writing out
2364 hot/cold section labels.
2365 (default_section_type_flags_1): Get cold text section name from
2366 function struct if there is one; Set flags correctly for
2367 cold text section if there is not a current function struct.
2369 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2371 * tree-ssa-propagate.c (set_rhs): Revert last change.
2373 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2375 * explow.c (convert_memory_address): Add gcc_assert.
2377 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2379 * configure.ac: Check for ld --sysroot support.
2380 * gcc.c: Document %R specifier for specs.
2381 (SYSROOT_SPEC): New macro.
2382 (sysroot_spec): New variable.
2383 (static_specs): Add sysroot_spec.
2384 (main): Pass the sysroot spec to the linker if appropriate.
2385 * configure: Regenerated.
2386 * config.in: Likewise.
2388 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2390 * fold-const.c (fold_binary): Use build_fold_addr_expr
2391 for address calculation and INDIRECT_REF handling.
2393 2005-04-27 Andrew Haley <aph@redhat.com>
2395 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2397 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2399 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2400 pointer when thumb backtracing is on.
2402 * config/fp-bit.c (abort): Revert change.
2404 2005-04-27 Ian Lance Taylor <ian@airs.com>
2406 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2408 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2410 * tree-ssa-dce.c: Fix a comment typo.
2412 2005-04-27 David S. Miller <davem@davemloft.net>
2414 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2415 Kill setjmpless_size. current_function_calls_setjmp is completely
2416 computed when we are called, so just use the optimized size value
2417 instead of using REG_SAVE_AREA notes.
2418 (optimize_save_area_alloca): Delete....
2419 * rtl.h (optimize_save_area_alloca): Likewise...
2420 * passes.c (rest_of_compilation): and don't call it any more.
2421 * reg-notes.def (SAVE_AREA): Delete.
2423 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2425 * config/fp-bit.c (abort): Add noreturn attribute.
2427 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2428 gcc_unreachable as appropriate.
2429 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2430 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2431 ASM_OUTPUT_REG_POP): Likewise.
2433 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2435 * tree-complex.c (expand_vector_operations_1): Do not build
2436 VIEW_CONVERT_EXPR's for the lhs.
2438 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2440 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2441 unnecessary noncanonical RTL handling.
2442 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2443 gcc_assert and gcc_unreachable.
2445 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2446 gcc_unreachable as appropriate.
2447 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2448 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2449 use_return_insn, const_ok_for_op, arm_gen_constant,
2450 arm_canonicalize_comparison, legitimize_pic_address,
2451 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2452 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2453 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2454 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2455 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2456 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2457 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2458 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2459 output_call, output_mov_long_double_fpa_from_arm,
2460 output_mov_long_double_arm_from_fpa,
2461 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2462 output_move_double, arithmetic_instr, shift_op, int_log2,
2463 output_return_instruction, arm_output_function_prologue,
2464 arm_output_epilogue, arm_output_function_epilogue,
2465 emit_multi_reg_push, arm_get_frame_offsets,
2466 arm_compute_initial_elimination_offset, arm_expand_prologue,
2467 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2468 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2469 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2470 thumb_compute_initial_elimination_offset,
2471 thumb_output_function_prologue, thumb_load_double_from_address,
2472 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2473 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2474 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2475 * config/arm/arm.md (thumb_extendhisi2,
2476 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2477 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2478 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2479 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2480 * config/arm/cirrus.md (*cirrus_arm_movdi,
2481 *cirrus_movdf_hard_insn): Likewise.
2482 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2484 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2486 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2487 (num_ssa_names): Use VEC_length.
2488 (ssa_names): Use VEC_index.
2489 * tree-ssanames.c (ssa_names): Change the type to
2491 (init_ssanames, fini_ssa_names, make_ssanames,
2492 release_ssa_name): Update uses of ssa_names.
2494 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2495 Use fold_buildN instead of fold (buildN (...)).
2497 2005-04-27 Devang Patel <dpatel@apple.com>
2499 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2501 2005-04-27 Matt Thomas <matt@3am-software.com>
2502 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2504 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2505 (vax_output_mi_thunk): Ditto.
2506 (vax_notice_cc_update): Ditto.
2507 (INDEX_REGISTER_P): Add trailing \.
2508 (BASE_REGISTER_P): Add trailing \.
2509 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2511 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2513 * tree-ssa-propagate.c (set_rhs): Check operand of
2514 ADDR_EXPR for gimpliness, too.
2516 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2518 * tree-ssa-pre.c: Fix a comment typo.
2520 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2522 PR tree-optimization/21171
2523 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2524 record address uses if the reference is volatile.
2526 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2528 * tree-complex.c (expand_vector_operation): New, extracted from
2529 expand_vector_operations_1.
2530 (tree_vec_extract): Build a NOP_EXPR.
2531 (expand_vec_parallel): Do not care about returning the correct type.
2532 (expand_vector_operations_1): Call expand_vector_operation.
2533 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2535 * tree-complex.c (gate_expand_vector_operations): New.
2536 (pass_lower_vector_ssa): Use it.
2537 * tree-optimize.c (init_tree_optimization_passes): Include
2538 pass_lower_vector_ssa.
2539 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2540 (vectorizable_operation): Use it.
2541 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2542 integer modes for the vector type.
2544 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2545 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2546 Do not cope with UNITS_PER_SIMD_WORD == 0.
2547 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2548 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2549 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2550 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2551 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2552 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2553 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2555 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2556 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2557 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2559 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2560 (UNITS_PER_SIMD_WORD): New.
2562 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2564 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2565 gcc_unreachable as appropriate.
2566 (ia64_expand_load_address, ia64_expand_tls_address,
2567 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2568 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2569 next_scratch_gr_reg, ia64_initial_elimination_offset,
2570 ia64_expand_prologue, ia64_expand_epilogue,
2571 ia64_output_dwarf_dtprel, ia64_print_operand,
2572 ia64_register_move_cost, first_instruction, rws_access_regno,
2573 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2574 ia64_sched_init, ia64_variable_issue,
2575 ia64_first_cycle_multipass_dfs_lookahead_guard,
2576 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2577 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2578 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2579 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2580 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2581 * config/ia64/predicates.md (got_symbolic_operand,
2582 sdata_symbolic_operand): Likewise.
2583 * config/ia64/vect.md (vcondv2sf): Likewise.
2585 2005-04-27 Matt Thomas <matt@3am-software.com>
2587 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2588 CONSTANT_ADDRESS_P in config/vax/vax.h
2589 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2590 (INDEX_REGISTER_P): New.
2591 (BASE_REGISTER_P): New.
2592 (indirectable_constant_address_p): New. Adapted from
2593 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2594 (indirectable_address_p): New. Adapted from
2595 INDIRECTABLE_ADDRESS_P in vax.h.
2596 (nonindexed_address_p): New. Adapted from
2597 GO_IF_NONINDEXED_ADDRESS in vax.h.
2598 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2599 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2600 (legitimate_address_p): New. Adapted from
2601 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2602 (vax_mode_dependent_address_p): New. Adapted from
2603 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2604 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2605 legitimate_constant_address_p.
2606 (CONSTANT_P): Use legitimate_constant_p.
2607 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2608 (INDIRECTABLE_ADDRESS_P): Removed.
2609 (GO_IF_NONINDEXED_ADDRESS): Removed.
2610 (INDEX_TEMP_P): Removed.
2611 (GO_IF_REG_PLUS_INDEX): Removed.
2612 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2613 definitions, depending on whether REG_OK_STRICT is defined.
2614 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2615 Two definitions, depending on whether REG_OK_STRICT is defined.
2616 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2618 (legitimate_constant_p): Prototype added.
2619 (legitimate_address_p): Prototype added.
2620 (vax_mode_dependent_address_p): Prototype added.
2622 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2624 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2626 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2629 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2632 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2635 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2636 assertion failures, if __gcc_host_wide_int__ is not properly
2638 (init_dynamic_diag_info): Give errors, not assertion failures, if
2639 location_t, tree or __gcc_host_wide_int__ are not properly
2642 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2644 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2645 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2646 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2647 prepare_decl_rtl, free_loop_data,
2648 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2651 * tree.h (tree_phi_node): Add a comment about the order of PHI
2654 2005-04-26 Paul Brook <paul@codesourcery.com>
2656 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2658 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2660 * config/mips.mips.c (mips_legitimize_tls_address): Use
2663 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2664 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2665 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2667 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2670 2005-04-26 Jeff Law <law@redhat.com>
2672 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2673 (op_iter_init_must_and_may_def): Likewise.
2674 (unmodifiable_var_p): Move to a later point in the file.
2675 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2676 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2677 (dse_record_phis): Directly check for virtual operands rather than
2678 using need_imm_uses_for.
2679 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2680 store has multiple V_{MAY,MUST}_DEF operands.
2682 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2684 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2687 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2689 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2690 call to find_edge outside a loop to go through a PHI chain.
2692 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2694 PR tree-optimization/17598
2695 * fold-const.c (fold_binary): Fold comparisons of addresses
2696 of COMPONENT_REFs which reference the same field to
2697 comparisons of the addresses of the base objects.
2699 2005-04-26 Julian Brown <julian@codesourcery.com>
2701 * config/arm/arm.c (arm_return_in_msb): New function.
2702 (arm_must_pass_in_stack): New function.
2703 (TARGET_RETURN_IN_MSB): Define target hook.
2704 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2705 (arm_function_value): Pad small aggregate return.
2706 (arm_pad_arg_upward): New function.
2707 (arm_pad_reg_upward): New function.
2708 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2709 (FUNCTION_ARG_PADDING): Define macro.
2710 (BLOCK_REG_PADDING): Define macro.
2711 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2712 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2713 (arm_pad_reg_upward): Declare function.
2715 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2717 * basic-block.h (ei_cond): New.
2718 (FOR_EACH_EDGE): Call ei_cond.
2720 PR tree-optimization/21047
2721 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2722 (fold): Don't handle ASSERT_EXPR.
2724 2005-04-25 Roger Sayle <roger@eyesopen.com>
2726 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2727 all writes to any stack register as a read/write dependency on
2729 (sched_analyze_2): Likewise, for reads from any stack register.
2731 2005-04-25 Richard Henderson <rth@redhat.com>
2733 * final.c (output_addr_const): Revert 2005-04-09 change.
2735 2005-04-25 Mike Stump <mrs@apple.com>
2737 * config/darwin.c (darwin_encode_section_info): Always set
2738 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2740 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2742 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2743 gensupport.c, protoize.c, toplev.c: Replace calls to
2744 `unlock_stream' with `unlock_std_streams'.
2746 2005-04-25 Devang Patel <dpatel@apple.com>
2748 * dbxout.c (dbxout_type): Emit attribute vector.
2750 2005-04-05 Paul Brook <paul@codesourcery.com>
2752 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2753 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2754 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2755 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2756 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2757 (register_dtor_fn): Likewise.
2758 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2760 2005-04-25 Ian Lance Taylor <ian@airs.com>
2762 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2763 * c-common.h (EXPR_STMT_EXPR): Don't define.
2764 (c_common_stmt_codes): Don't define.
2765 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2766 * c-gimplify.c (gimplify_expr_stmt): Remove.
2767 (c_gimplify_expr): Remove EXPR_STMT case.
2768 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2769 to INIT_STATEMENT_CODES.
2770 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2772 2005-04-25 Jan Hubicka <jh@suse.cz>
2774 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2776 * except.c: Include diagnostic.h
2777 (dump_eh_tree, verify_eh_tree): New functions.
2778 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2779 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2780 (dump_function_to_file): dump eh tree.
2781 * tree-eh.c (mark_eh_edge): New function.
2782 (mark_eh_edge_found_error): New static variable.
2783 (verify_eh_edges): New function.
2785 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2787 * tree-ssa-alias.c (fieldoff_t): Remove.
2788 (fieldoff_s): typedef the structure itself. Create a vector of
2790 (push_fields_onto_fieldstack): Return count of fields pushed.
2791 Remove peeling of first field. Adjust.
2792 (fieldoff_compare): Adjust.
2793 (create_overlap_variables_for): Adjust.
2795 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2797 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2799 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2802 * doc/install.texi: Document correct assembler and linker to use
2803 on i?86-*-solaris2.10.
2805 2005-04-25 Steven Bosscher <stevenb@suse.de>
2807 Fix PR tree-optimization/21173
2809 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2810 Unshare expression we pass to force_gimple_operand.
2812 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2813 Stephen Clarke <stevec@superh.com>
2814 Roger Sayle <roger@eyesopen.com>
2816 PR rtl-optimization/20413
2817 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2818 VOIDmode for LABEL_REF.
2819 * final.c (shorten_branches): Likewise.
2820 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2821 * loop.c (reg_dead_after_loop): Likewise.
2822 * varasm.c (decode_addr_const): Likewise.
2823 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2825 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2827 * config.gcc (avr-*-*): Remove redundant "case".
2829 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2831 * tree-vect-analyze.c (vect_mark_relevant): Take
2832 VEC(tree,heap) instead of varray_type as an argument.
2833 (vect_mark_stmts_to_be_vectorized): Change the type of
2834 worklist to VEC(tree,heap). Adjust uses of worklist.
2836 2005-04-24 Devang Patel <dpatel@apple.com>
2838 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2840 2005-04-24 Ian Lance Taylor <ian@airs.com>
2842 * c-semantics.c (build_stmt): Remove test of specific tree codes
2843 for TREE_SIDE_EFFECTS handling.
2845 2005-04-24 Per Bothner <per@bothner.com>
2847 * c-opts.c (finish_options): Make the line-number of the <built-in>
2848 location 0, as assumed elsewhere, rather than 1.
2850 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2852 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2854 (tree_ssa_uncprop, uncprop_finalize_block,
2855 uncprop_initialize_block): Update uses of equiv_stack.
2857 2005-04-24 Richard Henderson <rth@redhat.com>
2860 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2861 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2863 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2864 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2865 <DIV, MOD>: Likewise.
2867 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2869 * collect2.c (main): Unlock the stdio streams.
2870 * gcc.c (main): Likewise.
2871 * gcov-dump.c (main): Likewise.
2872 * gcov.c (main): Likewise.
2873 * gen-protos.c (main): Likewise.
2874 * gensupport.c (init_md_reader_args_cb): Likewise.
2875 * protoize.c (main): Likewise.
2876 * toplev.c (general_init): Likewise.
2878 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2881 * cgraph.h (cgraph_local_info): Add vtable_method field.
2882 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2883 and node is vtable_method, finalized and not reachable, don't do
2886 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2888 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2890 * tree-ssa-pre.c (create_value_expr_from): Use
2891 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2892 * tree-ssa-propagate.c (stmt_makes_single_load,
2893 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2894 * tree-vect-transform.c (vect_is_simple_cond): Use
2896 * tree-vrp.c (extract_range_from_assert,
2897 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2900 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2901 of tpa_to_clear to VEC(int,heap). Update uses of
2902 tpa_to_clear. Free tpa_to_clear at the end.
2904 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2906 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2909 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2911 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2912 and gcc_unreachable as appropriate.
2913 (num_insns_constant, output_vec_const_move,
2914 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2915 rs6000_emit_set_const, rs6000_emit_move,
2916 spe_build_register_parallel, function_arg,
2917 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2918 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2919 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2920 rs6000_common_init_builtins, expand_block_clear,
2921 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2922 extract_ME, rs6000_get_some_local_dynamic_name,
2923 rs6000_output_function_entry, print_operand,
2924 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2925 output_cbranch, output_e500_flip_gt_bit,
2926 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2927 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2928 compute_save_world_info, rs6000_stack_info,
2929 rs6000_emit_load_toc_table, rs6000_frame_related,
2930 spe_synthesize_frame_save, rs6000_emit_epilogue,
2931 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2932 output_function_profiler, rs6000_trampoline_size,
2933 rs6000_initialize_trampoline, find_addr_reg,
2934 rs6000_machopic_legitimize_pic_address,
2935 rs6000_initial_elimination_offset,
2936 rs6000_dbx_register_number): Likewise.
2937 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2938 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2939 *movti_power, *movti_string, call, call_value, sibcall,
2940 sibcall_value): Likewise.
2941 * config/rs6000/spe.md (*movdf_e500_double,
2942 *movv2si_internal): Likewise.
2943 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2946 2005-04-24 Richard Henderson <rth@redhat.com>
2949 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2950 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2951 Deny modes smaller than 4 bytes.
2952 * config/i386/i386-protos.h: Update.
2954 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2956 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2957 Switch h8300-*-rtems* to ELF.
2959 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2961 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2963 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2965 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2967 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2970 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2972 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2974 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2975 definitions of ssa names in condition. Split recusive part to ...
2976 (tree_simplify_using_condition_1): New function.
2977 (expand_simple_operations): New function.
2979 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2981 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2982 (find_interesting_uses_cond): Do not use integer_zerop and
2983 integer_nonzerop to check for integer constants.
2984 (set_use_iv_cost): Record the value field.
2985 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2986 determine_use_iv_cost_outer): Set the value field of the cost pair.
2987 (may_eliminate_iv): Do not return the comparison code.
2988 (iv_elimination_compare): New function.
2989 (determine_use_iv_cost_condition): Set the value field. Record
2990 noneliminable invariants correctly.
2991 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2993 2005-04-23 DJ Delorie <dj@redhat.com>
2995 * diagnostic.c (warning): Accept parameter to classify warning option.
2996 (warning0): New, for when a pointer to an error() like function is needed.
2997 * errors.c (warning): Likewise.
2998 * errors.h (warning, warning0): Adjust prototypes.
2999 * toplev.h (warning, warning0): Likewise.
3001 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3002 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3003 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3004 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3005 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3006 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3007 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3008 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3010 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3011 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3012 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3013 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3014 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3015 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3016 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3017 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3018 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3019 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3020 config/rs6000/aix52.h, config/rs6000/darwin.h,
3021 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3022 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3023 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3024 config/stormy16/stormy16.c, config/v850/v850-c.c,
3025 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3028 2005-04-23 Richard Henderson <rth@redhat.com>
3031 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3032 performing some integral scalar simplifications.
3034 2005-04-23 Richard Henderson <rth@redhat.com>
3037 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3038 simplifying CONST_VECTOR.
3040 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3042 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3043 heap as an argument. Update uses of stack.
3044 (calculate_live_on_entry): Allocate stack on heap.
3046 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3047 partition_link and tpa_nodes on heap.
3049 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3050 (mark_stmt_necessary, propagate_necessity,
3051 mark_really_necessary_kill_operand_phis): Update uses of
3053 (tree_dce_init): Allocate worklist using VEC_alloc.
3054 (tree_dce_done): Free worklist using VEC_free.
3056 2005-04-23 Mike Stump <mrs@apple.com>
3058 * config/darwin.c (machopic_indirection_name): Don't use
3060 (darwin_emit_unwind_label): Use user_label_prefix instead of
3063 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3065 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3067 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3069 * config.gcc <cris-*>: Specify .opt files.
3070 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3071 config/cris/linux.opt: New files.
3072 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3073 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3074 (TARGET_ELF): Override to 0.
3075 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3076 -melinux-stacksize=N.
3077 * config/cris/cris.c: (cris_handle_option): New function.
3078 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3079 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3080 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3081 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3082 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3083 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3084 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3085 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3086 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3087 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3088 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3089 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3090 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3091 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3092 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3093 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3094 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3095 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3096 (TARGET_LINUX): Define 0.
3097 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3098 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3099 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3100 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3101 (TARGET_LINUX): Override to 1.
3102 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3104 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3106 * haifa-sched.c (schedule_block): Fix thinko in previous
3107 assertification patch.
3109 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3111 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3112 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3113 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3114 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3115 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3116 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3117 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3119 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3120 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3121 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3122 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3123 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3124 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3125 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3126 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3127 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3128 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3129 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3130 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3131 (SUBTARGET_OPTIONS): Delete.
3132 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3133 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3134 instead of a string.
3135 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3136 (pa_cpu_string, pa_unix_string): Delete.
3137 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3138 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3140 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3141 (pa_handle_option): New function.
3142 (override_options): Remove handling of -march=, -mfixed-range=,
3143 -mschedule= and -munix=.
3144 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3145 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3146 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3147 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3148 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3149 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3150 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3152 * config/pa/pa.opt: New file.
3153 * config/pa/pa-hpux.opt: New file.
3154 * config/pa/pa-hpux1010.opt: New file.
3155 * config/pa/pa-hpux1111.opt: New file.
3156 * config/pa/pa64-hpux.opt: New file.
3158 2005-04-22 David S. Miller <davem@davemloft.net>
3160 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3161 integer when it's mode is VOIDmode not DImode.
3163 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3165 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3166 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3167 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3168 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3169 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3170 "bne- $-xxx" rather than local labels.
3171 (sync_lock_release<mode>): Add second operand.
3172 (lwsync): Use .long rather than a more meaningful opcode.
3173 * doc/md.texi (Standard Names): Add description of second
3174 parameter to sync_lock_test_and_set.
3176 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3178 PR tree-optimization/21088
3179 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3181 * tree-vrp.c (compare_values): Use fold_binary to compare
3182 pointers. Use boolean_type_node as the type of a comparison
3183 expression being folded.
3184 * tree.h: Add prototypes for fold_unary, fold_binary,
3187 * tree-ssa-dom.c: Fix formatting.
3189 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3191 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3192 * lambda-code.c (perfect_nestify): Mark virtual operands in
3193 the moved statement for renaming.
3194 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3195 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3196 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3197 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3198 * tree-flow.h (struct var_ann_d): Update comments.
3199 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3200 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3201 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3202 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3203 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3204 debug_names_replaced_by): Remove declarations.
3205 (delete_update_ssa, get_current_def, set_current_def): Declare.
3206 (rewrite_into_loop_closed_ssa): Add new argument. Update
3208 * tree-into-ssa.c: Include params.h.
3209 (old_virtual_ssa_names): Remove. Update all users.
3210 (need_to_replace_names_p): Remove. Update all users.
3211 (struct update_ssa_stats_d): Declare.
3212 (update_ssa_stats): New local.
3213 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3214 dump_tree_ssa_stats, debug_tree_ssa_stats,
3215 dump_update_ssa, debug_update_ssa,
3216 dump_names_replaced_by, debug_names_replaced_by): Declare.
3217 (get_current_def, set current_def): Make extern.
3218 (is_old_name, is_new_name): Protect against references
3219 past the end of the sets.
3220 (add_new_name_mapping): Assert that OLD and NEW are
3221 different SSA names for the same symbol.
3222 When adding a virtual mapping, update stats for virtual
3224 (insert_phi_nodes_for): If UPDATE_P is true, create the
3225 LHS of the new PHI by duplicating SSA name VAR.
3226 (insert_phi_nodes_1): Remove. Update all users.
3227 (insert_phi_nodes): Remove second argument. Update all
3229 (maybe_replace_use, maybe_replace_def): New.
3230 (rewrite_update_stmt): Call them.
3231 (mark_def_interesting): Remove calls to is_gimple_reg.
3232 (prepare_phi_args_for_update): Remove. Update all users.
3233 (prepare_block_for_update): Only process virtual operands
3234 and GIMPLE registers in normal form.
3235 (prepare_use_sites_for): New.
3236 (prepare_names_to_update): Rename from prepare_def_sites.
3237 Call prepare_use_sites_for.
3238 (dump_update_ssa): Rename from dump_repl_tbl.
3240 Show statistics for virtual mapping heuristic.
3241 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3242 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3243 (delete_update_ssa): Make extern.
3244 (mark_set_for_renaming): If the set is empty, do nothing.
3245 (release_ssa_name_after_update_ssa): Update comment.
3246 (insert_updated_phi_nodes_for): Do not remove existing
3247 PHI nodes for symbols.
3248 (switch_virtuals_to_full_rewrite_p): New.
3249 (switch_virtuals_to_full_rewrite): New.
3250 (update_ssa): Call them.
3251 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3252 for every statement before updating.
3253 If all the names in NEW_SSA_NAMES have been marked for
3254 removal, do nothing.
3255 Only start at the top of the CFG if there are symbols in
3257 (ssa_rewrite_finalize_block): Remove.
3258 (ssa_register_new_def): Remove.
3259 (ssa_rewrite_stmt): Remove.
3260 (ssa_rewrite_phi_arguments): Remove.
3261 (ssa_rewrite_initialize_block): Remove.
3262 (ssa_mark_def_sites): Remove.
3263 (ssa_mark_def_sites_initialize_block): Remove.
3264 (ssa_mark_phi_uses): Remove.
3265 (rewrite_ssa_into_ssa): Remove.
3266 * tree-phinodes.c (find_phi_node_for): Remove.
3267 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3269 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3270 Remove calls to verify_dominators and
3271 verify_loop_structure.
3272 (tree_unswitch_single_loop): Call update_ssa.
3273 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3276 (delete_tree_ssa): Assert that need_ssa_update_p returns
3278 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3279 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3280 free_new_names): Remove. Update all users.
3281 (rename_use_op): Call get_current_def.
3282 (rename_variables_in_bb): Do not handle any real or
3284 (slpeel_update_phis_for_duplicate_loop): Call
3285 get_current_def and set_current_def instead of using
3287 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3288 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3289 ssa_names_to_replace and delete_update_ssa.
3290 * doc/invoke.texi: Document --param min-virtual-mappings
3291 and --param virtual-mappings-ratio.
3293 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3295 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3296 for newly created PHI nodes.
3297 Call create_new_def_for for every new V_MAY_DEF and
3298 V_MUST_DEF on the copied statement.
3299 (struct ssa_name_map_entry): Remove.
3300 (ssa_name_map_entry_hash): Remove.
3301 (ssa_name_map_entry_eq): Remove.
3302 (allocate_ssa_names): Remove.
3303 (rewrite_to_new_ssa_names_def): Remove.
3304 (rewrite_to_new_ssa_names_use): Remove.
3305 (rewrite_to_new_ssa_names_bb): Remove.
3306 (rewrite_to_new_ssa_names): Remove.
3307 (tree_duplicate_sese_region): Remove variables ver,
3308 definitions, phi, ssa_name_map and bi.
3309 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3311 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3312 update_ssa instead of rewrite_ssa_into_ssa.
3313 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3315 (find_uses_to_rename_use): Add argument 'need_phis'.
3316 (find_uses_to_rename_stmt): Do not scan virtual operands.
3317 (find_uses_to_rename): Only scan PHI nodes for
3319 (rewrite_into_loop_closed_ssa): Call update_ssa.
3320 (check_loop_closed_ssa_use): Ignore virtual operands.
3321 (check_loop_closed_ssa_stmt): Likewise.
3322 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3324 (rename_variables, set_phi_def_stmts): Remove.
3325 (tree_duplicate_loop_to_header_edge): Reformat comment.
3326 Remove variables BB, I and DEFINITIONS.
3327 Call need_ssa_update_p.
3329 (lv_adjust_loop_header_phi): Reformat comment.
3330 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3331 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3332 mark_for_rewrite, unmark_all_for_rewrite,
3333 marked_ssa_names): Remove. Update all users.
3334 (release_ssa_name): If VAR has been registered for SSA
3335 updating, do nothing.
3336 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3337 (build_assert_expr_for): Call register_new_name_mapping.
3338 (insert_range_assertions): Update call to update_ssa.
3339 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3340 marked_for_rewrite_p, any_marked_for_rewrite_p,
3341 marked_ssa_names): Remove.
3343 2005-04-22 Jeff Law <law@redhat.com>
3345 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3346 (restore_currdefs_to_original_value): Likewise.
3347 (register_definitions_for_stmt): Likewise.
3348 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3349 for each variable. Do not allocate/free block_defs_stack either.
3350 Do not iterate if we just thread jumps. Only iterate if the
3351 tree_cleanup_cfg does useful work (temporary).
3352 (dom_opt_initialize_block): No longer push a marker on
3354 (dom_opt_finalize_block): Removal call to restore currdefs.
3355 Relax restrictions for recording edge equivalences.
3356 (record_equivalences_from_phis): No longer need to track
3358 (optimize_stmt): Similarly.
3359 (thread_across_edge): Simplify by removing the requirement that
3360 statements in the block we are threading through must be nops.
3361 (initialize_hash_element): Handle GOTO_EXPR.
3363 2005-04-22 David S. Miller <davem@davemloft.net>
3365 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3367 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3368 fix check on CONST_DOUBLE mode. It should be VOIDmode
3369 when it is representing an integer.
3371 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3373 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3374 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3375 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3376 find_char_info_specifier_index,
3377 find_length_info_modifier_index): Likewise.
3378 * c-typeck.c (composite_type, pop_init_level): Likewise.
3379 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3380 * cse.c (cse_insn): Likewise
3381 * dominance.c (calc_dfs_tree): Likewise
3382 dwarf2out.c (loc_descriptor_from_tree_1,
3383 add_abstract_origin_attribute, force_decl_die,
3384 force_type_die): Likewise
3385 emit-rtl.c (operand_subword_force): Likewise
3386 explow.c (hard_function_value): Likewise
3387 expmed.c (store_bit_field, expand_divmod,
3388 emit_store_flag_force): Likewise
3389 expr.c (emit_move_multi_word, store_expr,
3390 expand_expr_real_1): Likewise
3391 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3392 output_operand): Likewise
3393 flow.c (recompute_reg_usage): Likewise
3394 * function.c (assign_stack_temp_for_type, assign_temp,
3395 handle_epilogue_set): Likewise
3396 * genextract.c (main): Likewise
3397 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3398 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3399 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3400 ready_remove, rm_line_notes, rm_other_notes,
3401 schedule_block): Likewise
3402 mips-tfile.c (copy_object, out_of_bounds): Likewise
3404 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3407 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3408 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3409 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3410 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3412 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3414 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3416 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3417 (gcc_tree_to_linear_expression): Convert to heap allocated
3419 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3420 lbv_to_gcc_expression, lle_to_gcc_expression,
3421 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3422 perfect_nestify): Likewise.
3423 lambda.h (gcc_loopnest_to_lambda_loopnest,
3424 lambda_loopnest_to_gcc_loopnest): Likewise.
3425 tree-loop-linear.c (linear_transform_loops): Likewise.
3427 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3429 * config/sparc/predicates.md (arith_double_operand): Use
3430 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3431 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3432 (DImode, DFmode constant splitters): Likewise. Remove code for
3433 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3434 (logical constant splitters): Use const_int_operand predicate.
3435 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3436 HOST_BITS_PER_WIDE_INT < 64.
3438 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3440 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3441 gcc_unreachable as appropriate.
3442 (force_mode, emit_move_sequence, singlemove_string,
3443 output_move_double, output_fp_move_double, find_addr_reg,
3444 output_block_move, output_block_clear, output_and,
3445 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3446 pa_adjust_cost, pa_issue_rate, print_operand,
3447 output_global_address, output_arg_descriptor, output_cbranch,
3448 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3449 output_call): Likewise.
3450 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3451 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3453 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3455 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3456 _gcov_pow2_profiler and _gcov_one_value_profiler.
3457 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3458 (GTFILES): Add $(srcdir)/tree-profile.c.
3459 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3460 __gcov_one_value_profiler): Declare.
3461 * gimplify.c (force_gimple_operand): Check whether the statements
3462 should be produced in ssa form.
3463 (force_gimple_operand_bsi): New function.
3464 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3465 __gcov_one_value_profiler): New functions.
3466 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3467 the profiled value is a power of two or not.
3468 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3469 * tree-flow.h (in_ssa_p): Declare.
3470 (force_gimple_operand_bsi): Declare.
3471 * tree-into-ssa.c (in_ssa_p): New variable.
3472 (rewrite_into_ssa): Set in_ssa_p.
3473 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3474 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3475 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3476 tree_one_value_profiler_fn): New variables.
3477 (tree_init_edge_profiler): Initialize the profiler function decls.
3478 (tree_gen_edge_profiler): Use global gcov_type_node.
3479 (prepare_instrumented_value): New function.
3480 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3481 tree_gen_one_value_profiler): Call the library functions instead of
3482 creating instrumentation code.
3483 * tree.c (build_fn_decl): New function.
3484 * tree.h (build_fn_decl): Declare.
3485 * value-prof.c (rtl_divmod_values_to_profile,
3486 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3487 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3488 Do not handle may_be_other and precise values of exponents at pow2
3490 (tree_mod_subtract_transform): Reflect that value field of
3491 histogram has changed meaning.
3492 (tree_divmod_values_to_profile): Record the values correctly.
3493 (tree_values_to_profile): Update comment.
3494 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3496 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3498 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3501 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3503 * config/i386/i386.md (length_immediate): Use gcc_assert or
3504 gcc_unreachable, as appropriate.
3505 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3506 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3507 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3508 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3509 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3510 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3511 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3512 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3513 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3514 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3515 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3516 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3517 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3518 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3519 *prefetch_sse_rex): Likewise.
3520 * config/i386/predicates.md (x86_64_immediate_operand,
3521 x86_64_zext_immediate_operand, symbolic_operand,
3522 no_seg_address_operand, aligned_operand,
3523 memory_displacement_operand): Likewise.
3524 * config/i386/sse.md (*mov<mode>_internal,
3525 *movv2df_internal): Likewise.
3527 2005-04-22 Jan Hubicka <jh@suse.cz>
3529 * Makefile.in (ipa.o, ipa-inline.o): New files.
3530 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3531 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3532 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3533 * cgraphunit.c (cgraph_default_inline_p,
3534 cgraph_decide_inlining_incrementally, ncalls_inlined,
3535 nfunctions_inlined, initial_insns, overall_insns,
3536 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3537 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3538 cgraph_mark_inline, cgraph_check_inline_limits,
3539 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3540 update_callee_keys, lookup_recursive_calls,
3541 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3542 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3543 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3544 pass_ipa_inline): Move to ipa-inline.c
3545 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3547 * ipa-inline.c: New file.
3549 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3551 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3552 is turned off by default on Solaris.
3554 2005-04-21 Roger Sayle <roger@eyesopen.com>
3556 * c-common.h (objc_build_method_signature): Update prototype.
3557 * stub-objc.c (objc_build_method_signature): Update the stub
3558 implementation to accept and ignore additional parameter.
3559 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3560 the value of ellipsis to objc_build_method_signature instead
3561 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3563 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3565 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3566 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3567 gen_rtx_* not gen_rtx_fmt_*.
3568 (rs6000_emit_vector_select): Likewise.
3569 (rs6000_emit_sync): New.
3570 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3571 (larx, stcx, cmp): New mode substitutions.
3572 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3573 UNSPEC_ISYNC): New constants.
3574 (rlwinm): Give name.
3575 (memory_barrier, isync, lwsync): New insns.
3576 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3577 (sync_lock_release<mode>): New expander.
3578 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3579 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3580 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3581 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3582 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3583 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3584 (sync_add<mode>_internal, sync_addshort_internal,
3585 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3586 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3587 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3589 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3590 is the memory before, not after, the operation. Clarify
3591 barrier requirements.
3593 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3595 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3596 * lambda.h (lambda_vector_min_nz): Likewise.
3597 * langhooks.h (struct lang_hooks_for_types,
3598 struct lang_hooks): Likewise.
3599 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3602 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3604 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3605 comments to avoid 'abort'. Use gcc_assert as necessary.
3606 * opts.c (common_handle_option): Likewise.
3607 * pretty-print.c (pp_base_format_text): Likewise.
3608 * print-rtl.c (print_rtx): Likewise.
3609 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3610 * regmove.c (try_auto_increment): Likewise.
3611 * reload.c (find_valid_class, find_reloads_toplev,
3612 find_equiv_reg): Likewise.
3613 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3614 merge_assigned_reloads): Likewise.
3615 * tree-inline.c (inline_forbidden_p_1,
3616 estimate_num_insns_1): Likewise.
3617 * tree-optimize.c (execute_todo): Likewise.
3618 * tree-outof-ssa.c (eliminate_phi): Likewise.
3619 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3620 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3621 * tree-ssa-operands.c (parse_ssa_operands,
3622 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3623 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3624 * tree-ssanames.c (release_ssa_name): Likewise.
3625 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3626 walk_tree): Likewise.
3628 * tree-ssa-operands.c (verify_abort): Fold into ..
3629 (verify_imm_links): ... here.
3631 2005-04-21 Richard Henderson <rth@redhat.com>
3633 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3634 on non-memory operand for previous inversion.
3636 2005-04-21 Devang Patel <dpatel@apple.com>
3638 PR optimization/20994
3639 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3640 x = !(a == b) : p , q;.
3641 (pass_if_conversion): Verify stmts and flow.
3643 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3645 * optabs.c (gen_conditional_trap): Restore #define.
3647 * alias.c (true_dependence): Remove 'abort' from comments. Use
3648 gcc_assert and gcc_unreachable as appropriate.
3649 (canon_true_dependence): Likewise.
3650 * bb-reorder.c (connect_traces): Likewise.
3651 * c-common.c (c_add_case_label): Likewise.
3652 * c-decl.c (finish_function): Likewise.
3653 * caller-save.c (insert_restore, insert_save): Likewise.
3654 * cfg.c (update_bb_profile_for_threading): Likewise.
3655 * cfganal.c (flow_active_insn_p): Likewise.
3656 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3657 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3658 cfg_layout_merge_blocks): Likewise.
3659 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3660 find_if_block): Likewise.
3661 * integrate.c (allocate_initial_values): Likewise.
3662 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3663 swap_condition, unsigned_condition, signed_condition,
3664 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3665 reg_or_subregno): Likewise.
3666 * lambda-code.c (lambda_compute_auxillary_space,
3667 lambda_transform_legal_p): Likewise.
3668 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3669 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3670 lhd_incomplete_type_error, lhd_expand_expr,
3671 lhd_types_compatible_p, lhd_tree_size): Likewise.
3672 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3673 * local-alloc.c (update_equiv_regs): Likewise.
3674 * loop-unroll.c (peel_loop_completely
3675 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3676 peel_loop_simple, unroll_loop_stupid,
3677 analyze_iv_to_split_insn): Likewise.
3678 * loop.c (gen_prefetch, find_and_verify_loops,
3679 basic_induction_var): Likewise.
3680 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3681 * value-prof.c (tree_find_values_to_profile): Likewise.
3682 * varasm.c (named_section, default_assemble_integer,
3683 decode_addr_const): Likewise.
3685 2005-04-21 Alan Modra <amodra@bigpond.net.au>
3686 Fariborz Jahanian <fjahanian@apple.com>
3688 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3689 portion of argument passed in fpr.
3690 * expr.c (emit_push_insn): Fix computation of 'offset' used to
3691 decide on partial argument save on stack.
3693 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3695 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3698 2005-04-21 Jan Hubicka <jh@suse.cz>
3700 * cgraphunit.c: Include tree-pass.h
3701 (cgraph_decide_recursive_inlining,
3702 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3703 cgraph_decide_inlining): Dump goes to dump_file.
3704 (cgraph_optimize): Call ipa passes instead of inliner.
3705 (cgraph_gate_inlining, pass_ipa_inline): New.
3706 * tree-optimize.c (all_ipa_passes): New static variable.
3707 (register_one_dump_file): Dead with IPA passes.
3708 (register_dump_files): Likewise.
3709 (init_tree_optimization_passes): Initialize IPA passes.
3710 (execute_todo): Do cgraph dump when asked to, do not dump function body
3712 * tree-pass.h (TODO_dump_cgraph): New macro.
3713 (ipa_passes): Declare.
3714 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3716 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3718 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3719 gcc_assert instead of abort.
3720 (classify_argument, examine_argument, construct_container,
3721 contains_128bit_aligned_vector_p, ix86_check_movabs,
3722 standard_80387_constant_opcode, standard_80387_constant_rtx,
3723 ix86_initial_elimination_offset, ix86_compute_frame_layout,
3724 pro_epilogue_adjust_stack, ix86_expand_epilogue,
3725 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3726 legitimize_tls_address, output_pic_addr_const,
3727 i386_output_dwarf_dtprel, put_condition_code, print_reg,
3728 get_some_local_dynamic_name, print_operand, print_operand_address,
3729 output_387_binary_op, emit_i387_cw_initialization,
3730 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3731 ix86_expand_clear, ix86_expand_binary_operator,
3732 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3733 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3734 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3735 ix86_expand_branch, ix86_expand_setcc,
3736 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3737 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3738 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3739 memory_address_length, ix86_attr_length_immediate_default,
3740 ix86_attr_length_address_default, ix86_agi_dependant,
3741 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3742 ix86_expand_binop_builtin, ix86_force_to_memory,
3743 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3744 x86_emit_floatuns): Likewise.
3745 * config/i386/netware.c (gen_regparm_prefix,
3746 i386_nlm_strip_name_encoding): Likewise.
3747 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3749 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3751 * optabs.c (gen_condiational_trap): Remove #define.
3752 (add_equal_note): Assertify. Remove explicit indirection from
3753 call via function pointer.
3754 (expand_ternary_op, expand_simple_binop, expand_binop,
3755 expand_twoval_unop, expand_twoval_binop,
3756 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3757 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
3758 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3759 prepare_float_lib_cmp, emit_conditional_move,
3760 emit_conditional_add, gen_add2_insn, gen_add3_insn,
3761 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3762 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3763 vector_compare_rtx, expand_vec_cond_expr): Likewise.
3765 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3767 * vec.h: Update API to separate allocation mechanism from type.
3768 (VEC_safe_grow): New.
3769 * vec.c (calculate_allocation): New.
3770 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3771 (vec_gc_free, vec_heap_free): Remove.
3772 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
3774 (mangle_macro_name): New.
3775 (struct macro_def): New.
3776 (struct macro): Add multiple argument values.
3777 (macro_expans_end): New.
3778 (push_macro_expansion): Chain on new macro. Process multiple
3779 args, create follow on expansion. Return follow on argument.
3780 (macro_input): Deal with multiple arguments.
3782 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3783 (struct tree_binfo): Adjust.
3784 * basic-block.h: Define VEC(edge,gc).
3785 (struct edge_def): Adjust.
3786 (struct basic_block_def, struct edge_iterator): Likewise.
3787 (ei_container, ei_start_1, ei_last_1): Likewise.
3788 * cfg.c (connect_src, connect_dest): Likewise.
3789 * cfgrtl.c (force_nonfallthru_and_redirect)
3790 * dbxout.c (dbxout_type)
3791 * dwarf2out.c (gen_member_die)
3792 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3793 (gcc_tree_to_linear_expression): Adjust.
3794 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3795 lbv_to_gcc_expression, lle_to_gcc_expression,
3796 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3797 perfect_nestify): Likewise.
3798 * lambda.h (gcc_loopnest_to_lambda_loopnest,
3799 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3800 * profile.c (instrument_values): Adjust.
3801 * tree-cfg.c (modified_noreturn_calls): Adjust.
3802 (remove_fallthru_edge): Likewise.
3803 * tree-dump.c (dequeue_and_dump): Adjust.
3804 * tree-flow-inline.h (mark_stmt_modified): Adjust.
3805 * tree-flow.h (modified_noreturn_calls): Adjust.
3806 (tree_on_heap): Remove. (yay!)
3807 (register_new_def): Adjust.
3808 * tree-into-ssa.c: Define VEC(int,heap).
3809 (block_defs_stack): Adjust.
3810 (find_idf, insert_phi_nodes, register_new_def,
3811 rewrite_initialize_block, rewrite_finalize_block,
3812 register_new_update_single, rewrite_update_init_block,
3813 rewrite_update_fini_block, rewrite_blocks,
3814 ssa_rewrite_finalize_block, ssa_register_new_def,
3815 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3816 * tree-loop-linear.c (linear_transform_loops): Adjust.
3817 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3818 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3819 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3820 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3821 vrp_variables_stack): Adjust declarations.
3822 (tree_ssa_dominator_optimize): Adjust.
3823 (dom_opt_initialize_block, remove_local_expressions_from_table,
3824 restore_nonzero_vars_to_original_value,
3825 restore_vars_to_original_value,
3826 restore_currdefs_to_original_value, dom_opt_finalize_block,
3827 record_var_is_nonzero, record_cond, record_const_or_copy_1,
3828 optimize_stmt, update_rhs_and_lookup_avail_expr,
3829 lookup_avail_expr, record_range): Likewise.
3830 * tree-ssa-pre.c: Define VEC(basic_block,heap).
3831 (compute_antic_aux): Adjust.
3832 (inserted_exprs, create_expression_by_pieces,
3833 insert_into_preds_of_block, eliminate, mark_operand_necessary,
3834 remove_dead_inserted_code, fini_pre): Likewise.
3835 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3836 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
3837 ssa_prop_init): Likewise.
3838 * tree-ssa.c: Define VEC(bitmap,heap).
3839 (verify_name_tags): Adjust.
3840 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3841 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3842 tree_divmod_values_to_profile, tree_find_values_to_profile,
3843 value_profile_transformations): Likewise.
3844 * value-prof.h: Define VEC(histogram_value,heap).
3845 * varasm.c: Remove alias_pair pointer typedef, define
3847 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3849 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3850 not a pointer to it. Create an object vector.
3851 (extern_symbols): Turn into an object vector.
3852 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3854 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
3857 * Makefile.in (tree-chrec.o): Depend on params.h.
3858 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3860 * tree-chrec.c: Depend on params.h. Replace build with buildN,
3861 and fold build with fold_buildN.
3862 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3863 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3864 (tree_contains_chrecs): Compute an estimation of the size of the
3866 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3867 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3868 * tree-scalar-evolution.c (simple_iv): Ditto.
3869 * doc/invoke.texi (scev-max-expr-size): Documented.
3871 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
3873 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3874 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3875 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3876 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3877 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3878 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3879 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3880 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3881 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3882 (darwin_fix_and_continue_switch): Delete.
3883 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3884 (SUBTARGET_SWITCHES): Delete.
3885 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3886 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3887 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3888 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3889 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3890 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3891 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3892 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3893 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3894 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3895 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3896 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3897 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3898 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3899 (TARGET_64BIT): Undef before redefining.
3900 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3901 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3902 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3903 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3904 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3905 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3906 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3907 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3908 (ix86_debug_arg_string, ix86_debug_addr_string)
3909 (ix86_align_loops_string, ix86_align_jumps_string)
3910 (ix86_align_funcs_string): Delete.
3911 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3912 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3913 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3914 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3915 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3916 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3917 (SUBTARGET_SWITCHES): Delete.
3918 * config/i386/i386.c (ix86_debug_arg_string): Delete.
3919 (ix86_debug_addr_string): Delete.
3920 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3921 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3922 (ix86_align_loops_string, ix86_align_jumps_string)
3923 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3924 (ix86_align_funcs_string): Make static.
3925 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3926 (ix86_handle_option): New function.
3927 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3928 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3929 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3930 of darwin_fix_and_continue_switch.
3931 (darwin_one_byte_bool): Delete.
3932 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3933 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3934 to darwin_one_byte_bool.
3935 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3936 * config/i386/djgpp.opt, config/i386/i386.opt,
3937 * config/i386/sco5.opt: New files.
3939 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3941 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3942 fp_zero_operand, fp_register_operand, intreg_operand,
3943 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3944 call_operand, call_operand_address, tgd_symbolic_operand,
3945 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3946 symbolic_operand, symbolic_memory_operand, label_ref_operand,
3947 sp64_medium_pic_operand, data_segment_operand,
3948 text_segment_operand, splittable_symbolic_memory_operand,
3949 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3950 eq_or_neq, normal_comp_operator, noov_compare_op,
3951 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3952 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3953 const64_operand, const64_high_operand, arith11_operand,
3954 arith10_operand, arith_double_operand, arith_double_4096_operand,
3955 arith_double_add_operand, arith11_double_operand,
3956 arith10_double_operand, small_int, small_int_or_double,
3957 uns_small_int, uns_arith_operand, clobbered_register,
3958 input_operand, compare_operand): Delete.
3959 (sparc_emit_set_const32): Use predicates in assertion. Remove special
3960 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3961 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3962 (GEN_HIGHINT64, GEN_INT64): Delete.
3963 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3964 gen_safe_XOR64): Adjust for above deletion.
3965 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3966 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3967 (legitimate_constant_p): Use const_zero_operand instead.
3968 (sparc_extra_constraint_check): Likewise.
3969 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3970 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3971 (PREDICATE_CODES): Delete.
3972 * config/sparc/sparc.md: Include predicates.md.
3973 (All patterns): Adjust for new predicate names.
3974 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3975 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3976 (movdi): Use general_operand predicate.
3977 (movdi_sp64_dbl): Delete.
3978 (movdi_const64_special): Add 'N' constraint.
3979 (movdicc): Use arith10_operand predicate.
3980 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3981 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3982 (movdi_cc_reg_sp64_trunc): Delete.
3983 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3984 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3985 (subdi3_sp32): Delete.
3986 (subdi3_insn_sp32): Change to define_insn_and_split.
3987 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3988 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3989 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3990 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3991 small_int_operand predicate.
3992 (divdi3, udivdi3): Use arith_operand predicate.
3993 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3994 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3995 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3996 (xordi3_sp64_dbl): Delete.
3997 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3998 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3999 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4000 cmp_ccx_set_not): Use arith_operand predicate.
4001 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4002 * config/sparc/predicates.md: New file.
4004 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4006 PR tree-optimization/14846
4007 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4009 (fold_single_bit_test): ... here.
4010 (fold_binary): Call fold_single_bit_test_into_sign_test
4011 instead of fold_single_bit_test.
4013 2005-04-20 James E Wilson <wilson@specifixinc.com>
4016 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4017 is another declaration.
4019 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4021 * config/cris/predicates.md: New file.
4022 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4023 (cris_movem_load_rest_p): Declare.
4024 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4025 (cris_movem_load_rest_p): Ditto. Globalize.
4026 (cris_bdap_operand, cris_bdap_biap_operand,
4027 cris_orthogonal_operator, cris_commutative_orth_op,
4028 cris_operand_extend_operator,
4029 cris_additive_operand_extend_operator, cris_extend_operator,
4030 cris_plus_or_bound_operator, cris_mem_op,
4031 cris_general_operand_or_symbol,
4032 cris_general_operand_or_gotless_symbol,
4033 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4034 cris_load_multiple_op): Remove predicate functions.
4035 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4036 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4037 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4038 * config/cris/cris.md: Include predicates.md.
4039 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4041 2005-04-20 Ian Lance Taylor <ian@airs.com>
4043 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4044 * c-common.h (STMT_EXPR_STMT): Don't define.
4045 (STMT_EXPR_NO_SCOPE): Don't define.
4046 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4047 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4048 (pp_c_expression): Likewise.
4050 2005-04-20 Richard Henderson <rth@redhat.com>
4053 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4055 2005-04-20 Jeff Law <law@redhat.com>
4057 * reload1.c (reload): Ignore equivalences between pseudos and
4060 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4063 * c-tree.h (struct c_label_list): Update comment.
4064 (struct c_label_context): Rename to struct c_label_context_se.
4065 (label_context_stack): Rename to label_context_stack_se.
4066 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4067 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4068 c_end_vm_scope): New.
4069 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4070 * c-decl.c (pop_scope): Call c_end_vm_scope.
4071 (pushdecl): Call c_begin_vm_scope for variably modified
4073 (define_label): Check for jumping into scope of identifier with
4074 variably modified type. Push label on stack for those defined at
4075 current context of identifiers with variably modified type.
4076 (start_function): Create stack level for context of identifiers
4077 with variably modified type.
4078 (finish_function): Pop stack level for context of identifiers with
4079 variably modified type.
4080 * c-typeck.c (label_context_stack): Rename to
4081 label_context_stack_se.
4082 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4083 (c_finish_goto_label): Check for jumping into scope of identifier
4084 with variably modified type. Push label on stack for those jumped
4085 to from current context of identifiers with variably modified
4087 (struct c_switch): Add blocked_vm.
4088 (c_start_case): Initialize blocked_vm.
4089 (do_case): Check blocked_vm.
4090 (c_finish_case): Add comment.
4091 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4092 variable label_context_stack.
4094 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4096 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4097 conditional_replacement, value_replacement, abs_replacement,
4099 (replace_phi_edge_with_variable): Remove argument BB.
4100 (conditional_replacement, value_replacement,
4101 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4102 Update a call to replace_phi_edge_with_variable.
4104 * tree-ssa-phiopt.c: Fix comments.
4106 2005-04-20 Michael Matz <matz@suse.de>
4109 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4112 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4114 * tree-ssa-phiopt.c: Fix comment typos.
4116 PR tree-optimization/21116
4117 * tree-ssa-phiopt.c: Fix a typo.
4119 2005-04-19 Richard Henderson <rth@redhat.com>
4121 * builtins.c (expand_builtin_sync_operation): Revert last change.
4122 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4124 (expand_compare_and_swap_loop): Likewise.
4125 (expand_sync_operation): Remove fallback from NAND to AND; invert
4126 memory operand when expanding from cmpxchg.
4127 (expand_sync_fetch_operation): Likewise.
4128 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4131 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4132 when implementing NAND. Fix double-add for AFTER.
4133 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4134 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4135 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4137 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4140 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4141 to return old memory value.
4142 (sync_compare_and_swap_cc<IMODE>): Likewise.
4144 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4145 return pre-reload. Don't consider output or anti dependencies.
4146 * config/ia64/sync.md (IMODE): New.
4147 (modesuffix): Add QI and HI.
4148 (memory_barrier): Simplify expansion.
4149 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4150 (cmpxchg_acq_<IMODE>): Likewise.
4151 (sync_lock_test_and_set<IMODE>): Likewise.
4152 (sync_lock_release<IMODE>): Likewise.
4154 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4156 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4159 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4161 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4163 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4164 Joseph S. Myers <joseph@codesourcery.com>
4166 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4167 * c-typeck.c (build_c_cast): Check these options.
4168 * doc/invoke.texi: Document these options.
4170 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4172 * tree-ssa-phiopt.c: Update a comment about the pass.
4174 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4176 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4177 config/mcore/mcore.c: Fix comment typos.
4179 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4181 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4182 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4184 2005-04-19 Paul Brook <paul@codesourcery.com>
4186 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4188 2005-04-19 Andrew Haley <aph@redhat.com>
4191 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4192 looking at a field's bitpos.
4194 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4197 libiberty functions.
4199 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4201 PR tree-optimization/21096
4202 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4204 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4207 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4208 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4210 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4212 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4213 refers to the function being dumped.
4215 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4217 * varasm.c (assemble_start_function): Remove reset of in_section.
4219 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4221 PR tree-optimization/21085
4222 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4225 2005-04-19 Ben Elliston <bje@au.ibm.com>
4227 * doc/invoke.texi (Optimize Options): Refer to the correct
4228 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4230 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4232 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4233 alloca argument to be big enough.
4235 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4238 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4241 2005-04-18 Tom Tromey <tromey@redhat.com>
4243 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4246 2005-04-18 Richard Henderson <rth@redhat.com>
4248 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4249 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4250 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4251 * config/alpha/alpha-protos.h: Update.
4252 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4253 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4254 (attr type): Add ld_l, st_c, mb.
4255 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4256 iornotsi3, xorsi_internal, xornotsi3): New.
4257 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4258 (ev4_ist_c, ev4_mb): New.
4259 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4261 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4262 (ev6_ist): Add st_c.
4264 * config/alpha/sync.md: New file.
4266 2005-04-18 Richard Henderson <rth@redhat.com>
4268 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4271 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4273 2005-04-18 Devang Patel <dpatel@apple.com>
4275 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4277 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4279 PR tree-optimization/20922
4280 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4281 Fold X + c >= X and fold X - c <= X to true.
4283 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4285 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4287 (emergency_labeled_state_free): Likewise.
4289 2005-04-18 Nick Clifton <nickc@redhat.com>
4291 * config/h8300/h8300.md (jump): Remove prescan parameter from
4292 calls to final_scan_insn.
4294 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4295 parameter from calls to final_scan_insn.
4297 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4299 (v850e, v850e1): Use the v850.opt file for target specific
4302 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4304 PR tree-optimization/21001
4305 * tree-optimize.c (init_tree_optimization_passes): Move the
4306 first pass_forwprop immediately before pass_vrp.
4308 2005-04-17 Ian Lance Taylor <ian@airs.com>
4310 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4311 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4312 from enum tree_code op to bool is_sizeof.
4313 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4314 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4315 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4317 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4319 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4322 2005-04-17 Ian Lance Taylor <ian@airs.com>
4324 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4326 2005-04-17 Richard Henderson <rth@redhat.com>
4328 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4330 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4331 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4332 of indirection through ssa names while looking for the gpr counter
4334 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4335 saved va_list_gpr_size and va_list_fpr_size.
4337 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4339 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4340 both pointers or both integers.
4342 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4343 ASSERT_EXPRs for single-use variable.
4345 * tree-into-ssa.c: Fix a comment typo.
4347 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4349 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4350 -mipsN before forcing a default of -mips2.
4352 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4354 * predict.h (IS_TAKEN): Remove.
4355 * rtl.h (NOTE_PREDICTION): Likewise.
4357 * modulo-sched.c (CFG_HOOKS): Remove.
4359 * c-parser.c (N_C_TTYPES): Remove.
4361 * tree-flow-inline.h (get_stmt_operands): Remove.
4362 * lambda-code.c, tree-ssa-loop-unswitch.c,
4363 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4364 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4365 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4366 calls to get_stmt_operands.
4367 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4369 2005-04-17 Richard Henderson <rth@redhat.com>
4372 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4373 of CUMULATIVE_ARGS past the last named argument.
4374 (alpha_va_start): Expect pretend_args_size only if strictly less than
4377 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4380 * builtins.c (expand_builtin_strcat): Convert the result of
4381 strlen to the right type.
4382 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4383 avoid creating type mismatches.
4384 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4387 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4389 2005-04-16 Richard Henderson <rth@redhat.com>
4392 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4393 Use the mode of boolean_type_node when the user doesn't provide one.
4394 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4396 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4399 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4402 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4405 2005-04-16 Roger Sayle <roger@eyesopen.com>
4406 Steven Bosscher <stevenb@suse.de>
4408 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4409 (fold_unary_to_constant): Likewise.
4411 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4413 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4416 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4418 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4419 names related to target triplets.
4420 Remove i?86-*-esix from platform directory.
4421 Remove powerpc-*-eabiaix from platform directory.
4423 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4426 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4427 falling through from SUBREG case to REG.
4429 2005-04-15 Roger Sayle <roger@eyesopen.com>
4431 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4432 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4433 (fold_binary_to_constant): Simplify using fold_binary.
4434 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4436 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4438 * gthr-posix.c (pthread_cancel): Define.
4439 (pthread_mutexattr_init): Likewise.
4440 (pthread_mutexattr_settype): Likewise.
4441 (pthread_mutexattr_destroy): Likewise.
4443 2005-04-15 David S. Miller <davem@davemloft.net>
4446 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4448 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4450 PR tree-optimization/21031
4451 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4452 (forward_propagate_into_cond_1): Call it. Forward propagate
4453 integer-integer casts into COND_EXPRs.
4455 2005-04-15 Dave Korn <dave.korn@artimi.com>
4457 * gcc.c (default_compilers): Clarify obscure error message when
4458 reading from standard input.
4460 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4462 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4463 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4465 * tree-ssa-alias.c (init_alias_info): Remove a call to
4468 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4470 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4471 of non-virtual PHI nodes like we use to.
4473 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4475 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4476 (attr_copy_rtx): Do not use it.
4478 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4480 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4482 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4484 * tree-vect-transform.c (vectorizable_store): Mark necessary
4485 objects in the vectorized store needing renaming. Update the
4486 SSA graph for V_MAY_DEF operands in the original store.
4488 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4490 * tree-ssa-pre.c (compute_avail): It's okay to have
4491 TREE_INVARIANT's here, and value number the resulting expressions.
4492 (create_expression_by_pieces): Make sure operands that were
4493 min_invariant when we started, stay that way.
4495 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4497 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4499 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4501 PR tree-optimization/20936.
4502 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4504 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4506 * doc/invoke.texi: Fix typos.
4507 * doc/md.texi: Likewise.
4508 * doc/rtl.texi: Likewise.
4509 * doc/sourcebuild.texi: Likewise.
4510 * doc/tm.texi: Likewise.
4512 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4514 PR tree-optimization/21004
4515 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4516 and floorl in c99 mode only.
4517 * builtins.c (expand_builtin_int_roundingfn): Assert that
4518 fallback_fndecl is not NULL_TREE.
4520 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4522 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4523 * basic-block.h: Update the prototype for
4524 purge_all_dead_edges.
4525 * cfgexpand.c (tree_expand_cfg): Update a call to
4526 purge_all_dead_edges.
4527 * combine.c (combine_instructions): Likewise.
4528 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4529 rest_of_handle_cse2, rest_of_handle_gcse,
4530 rest_of_handle_postreload): likewise.
4532 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4535 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4536 e.g. cv-qualification conversions.
4538 2005-04-14 Mike Stump <mrs@apple.com>
4540 * config/darwin-c.c (framework_construct_pathname): We must
4541 find all headers of a framework in the first instance of it
4542 found in the seach path.
4544 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4546 PR tree-optimization/21021
4547 * tree-vrp.c (compare_values): Work around a bug in the front
4548 end that produces a comparison of mismatched types.
4550 2004-04-14 Richard Henderson <rth@redhat.com>
4552 * config/ia64/ia64.h (enum fetchop_code): Remove.
4553 (enum ia64_builtins): Move ...
4554 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4555 members except BSP and FLUSHRS.
4556 (ia64_init_builtins): Remove __sync builtins.
4557 (ia64_expand_builtin): Likewise.
4558 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4559 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4560 (ia64_expand_lock_release): Remove.
4561 * config/ia64/ia64.md (mf): Move to sync.md.
4562 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4563 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4564 * config/ia64/sync.md: New file.
4565 (memory_barrier): Rename from mf.
4566 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4567 (cmpxchg_acq_<I48MODE>): Likewise.
4568 (sync_lock_test_and_set<I48MODE>): Likewise.
4570 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4571 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4573 2004-04-14 Richard Henderson <rth@redhat.com>
4575 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4576 (ix86_compare_emitted): New.
4577 (ix86_expand_compare): Use ix86_compare_emitted if set.
4578 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4579 and ix86_compare_op0 are set.
4580 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4581 (TARGET_CMPXCHG, TARGET_XADD): New.
4582 (ix86_compare_emitted): Declare.
4583 * config/i386/i386.md: Include sync.md
4584 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4585 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4586 * config/i386/sync.md: New file.
4588 2004-04-14 Richard Henderson <rth@redhat.com>
4591 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4592 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4593 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4594 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4595 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4596 BT_FN_I8_VPTR_I8_I8): New.
4597 * builtins.def (DEF_SYNC_BUILTIN): New.
4598 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4599 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4600 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4601 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4602 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4603 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4604 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4605 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4606 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4607 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4608 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4609 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4610 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4611 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4612 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4613 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4614 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4615 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4616 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4617 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4618 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4619 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4620 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4621 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4622 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4623 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4624 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4625 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4626 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4627 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4628 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4629 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4630 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4631 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4632 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4633 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4634 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4635 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4636 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4637 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4638 BUILT_IN_SYNCHRONIZE: New.
4639 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4640 as a function. Accept __sync_ as a prefix as well.
4641 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4642 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4643 expand_builtin_lock_release): New.
4644 (expand_builtin): Call them.
4645 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4646 neither BOTH_P nor FALLBACK_P are defined.
4647 (builtin_type_for_size): New.
4648 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4649 (resolve_overloaded_builtin): New.
4650 * c-common.h (resolve_overloaded_builtin): Declare.
4651 (builtin_type_for_size): Declare.
4652 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4653 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4654 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4655 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4656 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4657 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4658 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4659 sync_compare_and_swap_cc, sync_lock_test_and_set,
4660 sync_lock_release): New.
4661 * optabs.h: Declare them.
4662 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4663 expand_sync_operation, expand_sync_fetch_operation,
4664 expand_sync_lock_test_and_set): Declare.
4665 * genopinit.c (optabs): Add sync optabs.
4666 * optabs.c (init_optabs): Initialize sync optabs.
4667 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4668 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4669 expand_sync_operation, expand_sync_fetch_operation,
4670 expand_sync_lock_test_and_set): New.
4671 * doc/extend.texi (Atomic Builtins): New section
4672 * doc/md.texi (Standard Names): Add sync patterns.
4674 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
4676 * tree-eh.c (lower_try_finally_copy): Generate new code in
4677 response to goto_queue entries as if the queue was sorted by
4678 index, not pointers.
4679 (lower_try_finally_switch): Likewise.
4681 2005-04-14 Richard Henderson <rth@redhat.com>
4683 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4684 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
4686 (ix86_expand_fp_movcc): Update to match.
4687 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4688 * config/i386/i386-protos.h: Update.
4689 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4690 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4692 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
4694 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4697 2005-04-14 Julian Brown <julian@codesourcery.com>
4699 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4700 link failures on ppc64 Linux.
4702 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
4704 * config.gcc: Set cpu_type for s390.
4706 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4708 Fix PR tree-optimization/20963
4709 * tree-ssa-pre.c (compute_avail): Remove special case for
4711 (create_expression_by_pieces): Add value numbers for forced out
4714 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
4716 * config/cris/cris.md: Replace references to (reg:SI 16) with
4717 (reg:SI CRIS_SRP_REGNUM).
4719 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4721 PR tree-optimization/20657
4722 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4723 create an appropriate range from it.
4725 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4727 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4728 <UNSPEC_FIST_CEIL> case.
4730 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4731 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4732 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4733 to implement lfloor and llfloor built-ins as x87 intrinsic function.
4734 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4735 (lfloor<mode>2): New expanders.
4736 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4737 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4738 to implement lceil and llceil built-ins as x87 intrinsic function.
4739 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4740 (lceil<mode>2): New expanders.
4742 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4744 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4745 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4747 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
4750 * config/s390/s390-modes.def: Define TFmode.
4752 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
4754 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4755 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4756 * config/mips/mips.c (mips16_insn_length): Remove reference to
4757 JUMP_TABLES_IN_TEXT_SECTION.
4759 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4761 * simplify-rtx.c (simplify_binary_operation_1): Return
4762 scalar or vector of constant 0, depending on the xor's
4765 2005-04-13 Dale Johannesen <dalej@apple.com>
4767 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
4768 (objc-act.o): Ditto.
4769 * objc/objc-act.c (objc_gimplify_expr): New.
4770 (objc_get_callee_fndecl): New.
4771 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
4772 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
4773 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
4775 2005-04-13 Devang Patel <dpatel@apple.com>
4777 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4780 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
4782 CRIS prologue as RTL.
4783 * config/cris/cris-protos.h (cris_emit_movem_store)
4784 (cris_expand_prologue): Prototype.
4785 * config/cris/cris.c (struct machine_function): New member
4787 (cfa_label_num, cris_target_asm_function_prologue): Remove.
4788 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4789 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4790 (cris_load_multiple_op, cris_return_address_on_stack)
4791 (cris_return_address_on_stack_for_return): ISO-Cify.
4792 (cris_store_multiple_op): New predicate function.
4793 (cris_expand_prologue, cris_emit_movem_store): New functions.
4794 (cris_print_operand) <case 'O'>: Handle modifications other than
4796 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4797 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4798 (cris_gen_movem_load): Rearrange slightly to make local variable
4799 src a parameter, removing osrc.
4800 (cris_setup_incoming_varargs): Set machine_function member
4801 stdarg_regs to correspond to the number of registers that need to
4803 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4805 (PREDICATE_CODES): Add cris_store_multiple_op. Make
4806 cris_general_operand_or_gotless_symbol accept UNSPEC.
4807 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4808 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4809 ("*cris_store_multiple"): New pattern. Tweak common comment above
4810 this and "*cris_load_multiple".
4811 ("prologue"): New define_expand.
4813 * config/cris/cris.md ("epilogue"): Conditionalize on
4814 TARGET_PROLOGUE_EPILOGUE.
4816 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4819 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4820 fpsr 0 instead of fpsr 1.
4821 (divsf3_internal_thr): Ditto.
4822 (divdf3_internal_lat): Ditto.
4823 (divdf3_internal_thr): Ditto.
4824 (divxf3_internal_lat): Ditto.
4825 (divxf3_internal_thr): Ditto.
4827 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4829 PR tree-optimization/20913
4830 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4832 PR tree-optimization/20702
4833 * tree-vrp.c (maybe_add_assert_expr): Recurse into
4834 dominator children that haven't been walked into.
4836 2005-04-13 Julian Brown <julian@codesourcery.com>
4838 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4839 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4842 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4844 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4845 config/i386/sse.md: Fix comment typos.
4847 * genattrtab.c (NULL_ATTR): Remove.
4848 * ifcvt.c (NULL_EDGE): Likewise.
4850 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4852 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4853 NOTE_PREDICT): Remove.
4855 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4857 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4858 * configure: Regenerate.
4859 * config.in: Likewise.
4860 * system.h: Declare vsnprintf if not already declared.
4862 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4864 * optc-gen.awk: Handle stand-alone Mask records.
4865 * opth-gen.awk: Likewise.
4866 * doc/options.texi (Option file format): Document them.
4867 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4868 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4869 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4870 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4871 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4872 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4873 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4874 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4875 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4876 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4877 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4878 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4879 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4880 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4881 TARGET_LONG_DOUBLE_128): Likewise.
4882 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4883 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4884 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4885 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4886 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4887 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4888 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4889 * config/sparc/sparc.c (fpu_option_set): New global.
4890 (sparc_handle_option): New function.
4891 (sparc_override_options): Test fpu_option_set.
4892 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4893 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4894 * config/sparc/sparc.opt: New file.
4895 * config/sparc/little-endian.opt: Likewise.
4896 * config/sparc/long-double-switch.opt: Likewise.
4898 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
4900 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4901 (bfin_handle_options): Set it if -mshared-library-id= is seen.
4902 * config/bfin/bfin.opt (mshared-library-id=): Lose
4903 Var(bfin_lib_id_given).
4905 2005-04-13 Matt Thomas <matt@3am-software.com>
4907 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4910 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4912 * rtl.h (CLEAR_RTX_FLAGS): Remove.
4914 * cgraphunit.c (INSNS_PER_CALL): Remove.
4916 * tree-ssa-forwprop.c (vars,
4917 record_single_argument_cond_exprs,
4918 substitute_single_use_vars): Remove.
4919 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4921 (tree_ssa_forward_propagate_single_use_vars): Call
4922 forward_propagate_into_cond for each COND_EXPR.
4924 * tree-inline.c (INSNS_PER_STMT): Remove.
4926 2005-04-12 Richard Henderson <rth@redhat.com>
4928 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4929 (ix86_expand_sse_fp_minmax): ... from ...
4930 (ix86_expand_fp_movcc): ... here.
4931 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4932 * config/i386/i386-protos.h: Update.
4933 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4934 (sse_setccsf, sse_setccdf): Allow before reload.
4935 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4936 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4937 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4938 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4939 (anddf3, nanddf3, iordf3, xordf3): New.
4941 2005-04-12 Jeff Law <law@redhat.com>
4943 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4944 (tree-ssa-uncprop.o): Add dependencies.
4945 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4946 * tree-flow.h (remove_useless_stmts): Remove prototype.
4947 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4948 remove_useless_stmts.
4949 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4950 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4951 * tree-pass.h (pass_uncprop): Declare.
4952 * tree-ssa-uncprop.c: New file.
4954 2005-04-12 James E. Wilson <wilson@specifixinc.com>
4957 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4959 2005-04-12 Caroline Tice <ctice@apple.com>
4961 Temporary fix for partitioning problems.
4962 * passes.c (rest_of_handle_final): Remove code that
4963 frees unlikely_text_section_name,
4964 * varasm.c (assemble_start_function): Test for partitioning
4965 flag before writing out section labels.
4966 (assemble_end_function): Test for partitioning flag before
4967 writing out section labels.
4969 2005-04-12 Steven Bosscher <stevenb@suse.de>
4970 Stuart Hastings <stuart@apple.com>
4971 Jan Hubicka <jh@suse.cz>
4973 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4974 references to gt-tree-cfg.h.
4975 * basic-block.h (struct basic_block_def): Don't skip rbi
4976 for garbage collection.
4977 (struct reorder_block_def): Make GTY-able.
4978 (struct control_flow_graph): New structure.
4979 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4980 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4981 but instead defines to the control_flow_graph for cfun.
4982 (label_to_block_map): New define, points to the label map of
4983 the control_flow_graph for cfun.
4984 (n_edges_for_function, n_basic_blocks_for_function,
4985 last_basic_block_for_function, basic_block_info_for_function,
4986 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4987 basic_block_info_for_function, label_to_block_map_for_function):
4988 Counterparts for the above, taking a struct function as an extra
4990 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4991 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4992 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4993 (alloc_rbi_pool, free_rbi_pool): Remove.
4994 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4995 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4997 (cfg_layout_finalize) ... and don't free it here.
4998 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5000 * flow.c (free_basic_block_vars): Set label_to_block_map and
5001 n_edges to zero too.
5002 * function.h (struct function): Add cfg field.
5003 * function.c (allocate_struct_function): Allocate the cfg.
5004 * tree-cfg.c (label_to_block_map): Remove.
5005 (build_tree_cfg): Don't allocate the rbi pool here...
5006 (delete_tree_cfg_annotations): ...and don't free it here.
5007 Also don't nullify label_to_block_map for cfun.
5009 2005-04-12 Caroline Tice <ctice@apple.com>
5011 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5012 Revert my patch from April 9.
5013 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5014 (reorder_basic_blocks): Revert my patch from April 9.
5015 (insert_section_boundary_note): Revert my patch from April 9.
5016 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5017 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5018 (COLD_END_LABEL): Revert my patch from April 9.
5019 (cold_text_section_label): Revert my patch from April 9.
5020 (cold_end_label): Revert my patch from April 9.
5021 (dwarf2out_switch_text_section): Revert my patch from April 9.
5022 (output_aranges): Revert my patch from April 9.
5023 (output_ranges): Revert my patch from April 9.
5024 (output_line_info): Revert my patch from April 9.
5025 (add_location_or_const_value_attribute): Revert my patch from April 9.
5026 (dwarf2out_var_location): Revert my patch from April 9.
5027 (dwarf2out_init): Revert my patch from April 9.
5028 (dwarf2out_finish): Revert my patch from April 9.
5029 * function.h (struct function): Revert my patch from April 9.
5030 * opts.c (decode_options): Revert my patch from April 9.
5031 * output.h (unlikely_section_label, hot_section_label,
5032 hot_section_end_label, cold_section_end_label,
5033 unlikely_text_section_name): Revert my patch from April 9.
5034 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5035 * varasm.c (unlikely_section_label, hot_section_label,
5036 hot_section_end_label, cold_section_end_label,
5037 unlikely_text_section_name): Revert my patch from April 9.
5038 (initialize_cold_section_name): Revert my patch from April 9.
5039 (unlikely_text_section): Revert my patch from April 9.
5040 (in_unlikely_text_section): Revert my patch from April 9.
5041 (named_section): Revert my patch from April 9.
5042 (function_section): Revert my patch from April 9.
5043 (current_function_section): Revert my patch from April 9.
5044 (assemble_start_function): Revert my patch from April 9.
5045 (assemble_end_function): Revert my patch from April 9.
5046 (default_section_type_flags_1): Revert my patch from April 9.
5048 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5050 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5051 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5053 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5055 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5058 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5059 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5061 2004-04-12 Richard Henderson <rth@redhat.com>
5063 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5064 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5065 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5066 (UNSPEC_*, UNSPECV_*): Renumber.
5068 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5071 From Richard Henderson <rth@redhat.com>:
5072 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5075 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5077 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5079 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5081 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5082 (bfin_library_id): New variable.
5083 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5084 instead of bfin_library_id_string.
5085 (bfin_handle_option): New function.
5086 (override_options): Remove most code to deal with shared library IDs,
5087 just check they aren't used without -mid-shared-library.
5088 (TARGET_HANDLE_OPTION): Define.
5089 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5090 * config/bfin/bfin.opt (mshared-library-id=): New.
5092 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5094 * tree-vect-transform.c: Fix comment typos.
5096 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5098 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5099 split critical edges when not possible/profitable.
5101 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5103 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5104 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5105 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5106 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5107 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5108 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5109 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5110 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5112 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5113 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5114 * config/ns32k/ns32k.opt: New file.
5116 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5118 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5119 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5120 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5121 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5122 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5123 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5124 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5125 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5126 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5127 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5128 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5129 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5130 (MASK_COLDFIRE): Formatting fixes.
5131 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5132 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5133 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5134 "_current_shared_library_a5_offset_".
5135 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5136 (MASK_ALL_CPU_BITS): New macro.
5137 (m68k_handle_option): New function.
5138 (override_options): Remove handling of m68k_library_id_string.
5139 * config/m68k/m68k.opt: New file.
5140 * config/m68k/ieee.opt: New file.
5142 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5144 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5145 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5146 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5147 (TARGET_CXX): Adjust accordingly.
5148 * target.h (struct gcc_target): Remove epxort_class_data. Add
5149 determine_class_data_visibility and class_data_always_comdat.
5150 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5151 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5152 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5153 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5154 (arm_cxx_determine_class_data_visibility): New.
5155 (arm_cxx_class_data_always_comdat): Likewise.
5156 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5157 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5158 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5159 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5160 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5163 2005-04-11 Devang Patel <dpatel@apple.com>
5165 * tree-data-ref.c (build_classic_dist_vector,
5166 compute_subscript_distance): Make externally visible.
5167 * tree-data-ref.h (build_classic_dist_vector,
5168 compute_subscript_distance): Same.
5169 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5170 Check distance vector against vectorization factor.
5171 (vect_analyze_loop): Determine vectorizaion factor before
5172 analyzing data dependences.
5173 * tree-vectorizer.c (loops_num): Make it externally visible and
5175 * tree-vectorizer.c (vect_loops_num): ... new name.
5176 * tree-vectorizer.h (vect_loops_num): New.
5178 2005-04-11 Devang Patel <dpatel@apple.com>
5180 * tree-vect-analyze.c (vect_analyze_operations): Check
5181 vectorizable codition.
5182 * tree-vect-transform.c (vect_is_simple_cond): New function.
5183 (vectorizable_condition): New function.
5184 (vect_transform_stmt): Handle condition_vec_info_type.
5185 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5186 condition_vec_info_type.
5187 (vectorizable_condition): New.
5189 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5191 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5192 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5193 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5195 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5196 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5198 * dwarf2out.c (output_line_info): Don't try to dereference
5199 a NULL current_function_decl.
5201 * config/t-slibgcc-darwin: Don't put shared libraries in
5202 directories other than $(slibdir).
5203 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5206 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5208 PR tree-optimization/20933
5209 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5210 logic to reject aliases between read-only and writable
5212 (may_alias_p): ... here.
5213 (get_tmt_for): Do not associate read-only tags to pointers
5214 whose pointed-to type is not read-only.
5215 * tree-ssa.c (verify_ssa): Check that memory stores have at
5216 least one V_MAY_DEF or V_MUST_DEF.
5218 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5221 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5222 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5223 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5224 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5226 (fwrite_unlocked): Fix prototype.
5228 * configure, config.in: Regenerate.
5230 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5232 * tree-ssa-loop-im.c: Include real.h.
5233 (determine_invariantness_stmt): If real division divisor is
5234 invariant and flag_unsafe_math_optimizations enabled, generate
5235 invariant reciprocal for hoisting.
5236 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5238 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5240 Fix PR tree-optimization/20926
5242 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5244 2005-04-11 Devang Patel <dpatel@apple.com>
5246 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5249 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5251 * fold-const.c (fold_binary_op_with_conditional_arg):
5252 use fold_buildN instead of "fold (buildN" in some
5254 (fold_unary): Likewise.
5255 (fold_binary): Likewise.
5257 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5259 Fix PR tree-optimization/20612
5260 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5262 (perfect_nestify): preheaderbb is *not* part of loop of the
5265 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5267 * tree-ssa-alias.c (may_alias_p): If the variable
5268 is a global variable and the pointer is parameter
5269 and -fargument-noalias-global is used, then
5270 the pointer cannot alias the variable.
5272 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5274 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5275 * config/sparc/sparc.h: Likewise.
5276 * config/sparc/sparc.md: Likewise.
5278 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5280 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5282 * tree-vrp.c: Fix a comment typo.
5284 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5286 PR tree-optimization/20920
5287 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5288 SSA_NAME flows through an abnormal edge.
5289 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5290 through abnormal edges.
5291 (maybe_add_assert_expr): Likewise.
5293 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5295 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5296 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5297 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5298 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5299 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5300 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5301 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5302 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5303 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5304 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5305 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5306 (TARGET_HANDLE_OPTION): Likewise.
5307 (s390_tune): Initialize to PROCESSOR_max.
5308 (s390_arch_string): Make static.
5309 (s390_tune_string, s390_warn_framesize_string): Delete.
5310 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5311 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5312 (s390_handle_arch_option, s390_handle_option): New functions.
5313 (override_options): Remove parsing of option strings.
5314 * config/s390/s390.opt: New file.
5316 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5318 * tree-complex.c (expand_vector_operations): Call
5319 update_stmt_if_modified.
5321 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5323 * tree-vect-analyze (vect_determine_vectorization_factor):
5324 Do not use GET_MODE_NUNITS.
5325 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5326 (vectorizable_load, vect_transform_loop): Likewise.
5328 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5330 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5331 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5332 * optabs.h (enum optab_index): Add new OTI_lceil.
5333 (lceil_optab): Define corresponding macro.
5334 * optabs.c (init_optabs): Initialize lceil_optab.
5335 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5336 and lceildi2 patterns.
5337 * builtins.c (expand_builtin_int_roundingfn): Handle
5338 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5339 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5340 BUILT_IN_LLCEIL{,F,L}.
5341 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5342 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5343 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5344 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5345 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5346 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5347 into lceil built-in function and (long long int)ceil{,f,l} into
5348 llceil built-in function.
5349 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5352 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5354 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5357 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5359 * config/arm/arm.c: Fix a comment typo.
5360 * doc/tree-ssa.texi: Fix a typo.
5362 2005-04-10 Steven Bosscher <stevenb@suse.de>
5364 * cselib.c (clear_table): Rename to cselib_clear_table.
5365 * cselib.h (cselib_clear_table): Add prototype.
5366 * gcse.c (gcse_main): Make 'f' argument unused.
5367 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5368 of each basic block instead.
5369 (compute_sets, compute_hash_table_work): Likewise.
5370 (constprop_register): Change int 'alter_jumps' argument to bool.
5371 (do_local_cprop): Likewise.
5372 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5373 the insn chain. Explicitly clear the cselib tables after finishing
5374 one basic block. Make sure there are no unterminated libcall blocks.
5375 Update compute_sets call.
5376 (cprop): Walk basic blocks instead of the insn chain.
5377 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5379 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5380 one_cprop_pass calls.
5382 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5384 * combine.c (combine_simplify_rtx): Remove a transformation that
5385 relies on an invalid assumption about rtl sign-extension semantics.
5387 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5389 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5390 to build_int_cst_wide.
5392 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5395 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5396 set the original address pseudo to the correct value before the
5397 original insn, if possible, and leave the insn alone, otherwise
5398 create a new pseudo, set it and replace it in the insn.
5399 * recog.c (validate_change_maybe_volatile): New.
5400 * recog.h (validate_change_maybe_volatile): Declare.
5402 2005-04-09 Caroline Tice <ctice@apple.com>
5404 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5405 Remove targetm.have_named_sections test.
5406 (fix_edges_for_rarely_executed_code): Likewise.
5407 (insert_section_boundary_note): Likewise.
5408 (reorder_basic_blocks): Check partitioning flag before calling
5409 verify_hot_cold_block_grouping.
5410 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5411 the function struct rather than global variables.
5412 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5413 (COLD_END_LABEL): Likewise
5414 (cold_text_section_label): New static global variable.
5415 (cold_end_label): Likewise.
5416 (dwarf2out_switch_text_section): Get hot/cold section labels from
5417 the function struct rather than global variables.
5418 (output_aranges): Use cold_text_section_label and cold_end_label;
5419 check partitioning flag before putting out delta.
5420 (output_ranges): Remove incorrect code attempting to use
5422 (output_line_info): Get cold section label from function struct.
5423 (add_location_or_const_value_attribute): Likewise.
5424 (get_subprogram_die): Get hot/cold section labels from function struct.
5425 (dwarf2out_var_location): Likewise.
5426 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5427 write out cold_text_section_label if partition flag is set.
5428 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5429 * function.h (struct function): Add new fields to point to hot/cold
5430 section labels: hot_section_label, cold_section_label,
5431 hot_section_end_label and cold_section_end_label; also add new field
5432 for cold text section name, unlikely_text_section_name.
5433 * opts.c (decode_options): Turn off partitioning flag if
5434 !targetm.have_named_sections.
5435 * output.h (hot_section_label): Remove.
5436 (hot_section_end_label): Remove.
5437 (cold_section_end_label): Remove.
5438 (unlikely_section_label): Remove.
5439 (unlikely_text_section_name): Remove.
5440 * passes.c (rest_of_handle_final): Remove code that frees
5441 unlikely_text_section_name.
5442 * varasm.c (unlikely_section_label): Remove.
5443 (hot_section_label): Remove.
5444 (hot_section_end_label): Remove.
5445 (cold_section_end_label): Remove.
5446 (unlikely_text_section_name): Remove.
5447 (initialize_cold_section_name): Modify to call
5448 targetm.strip_name_encoding; to store cold section name in current
5449 function struct, if it exists; and to only use the decl_section_name
5450 if flag_named_sections is true.
5451 (unlikely_text_section): Modify to get section name out of current
5452 function struct, if there is one; otherwise build it from
5453 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5454 (in_unlikely_text_section): Likewise.
5455 (named_section): Modify to get/put cold section name in current function
5456 struct, if there is one.
5457 (function_section): Change 'bool unlikely' to 'int reloc'; check
5458 targetm.have_named_sections before calling named_section.
5459 (current_function_section): Likewise.
5460 (assemble_start_function): Modify to get/put unlikely_text_section_name
5461 in current function struct; modify to get hot/cold section labels
5462 from function struct; initialize labels using
5463 ASM_GENERATE_INTERNAL_LABEL;
5464 test partitioning flag before writing out hot section label.
5465 (assemble_end_function): Test partitioning flag before writing out
5466 hot/cold section labels.
5467 (default_section_type_flags_1): Modify to use array instead of
5468 char* for unlikely_text_section_name; set flags correctly for
5469 cold text section if there is not a current function decl.
5471 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5473 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5474 and TI_VA_LIST_FPR_COUNTER_FIELD.
5475 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5476 * tree-pass.h (pass_stdarg): Add.
5477 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5478 * tree-stdarg.c: New file.
5479 * tree-stdarg.h: New file.
5480 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5481 (tree-stdarg.o): Add dependencies.
5482 * function.h (struct function): Add va_list_gpr_size and
5483 va_list_fpr_size fields.
5484 * function.c (allocate_struct_function): Initialize them.
5485 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5486 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5487 (TARGET_INITIALIZER): Add it.
5489 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5490 va_list_{g,f}pr_counter_field.
5491 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5492 area will not be used. Only save registers that tree-stdarg.c
5493 detected they need saving.
5494 (ix86_va_start): Don't set up fields that won't be used.
5496 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5497 va_list_{g,f}pr_counter_field.
5498 (setup_incoming_varargs): Don't do anything if reg_save
5499 area will not be used. Only save registers that tree-stdarg.c
5500 detected they need saving.
5501 (rs6000_va_start): Don't set up fields that won't be used.
5503 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5504 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5505 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5506 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5508 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5511 * config/i386/i386.c (construct_container): Pass empty aligned
5512 struct, union or class in memory.
5514 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5516 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5517 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5518 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5519 config/rs6000/predicates.md: Fix comment typos.
5521 * sched-int.h (haifa_insn_data): Remove blockage and units.
5522 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5523 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5524 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5526 2005-04-09 Jan Hubicka <jh@suse.cz>
5527 Steven Bosscher <stevenb@suse.de>
5529 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5530 * cfgloop.c (get_loop_exit_edges): Likewise.
5531 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5533 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5534 * tree-cfg.c (dump_cfg_status): Likewise.
5536 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5538 * config/rs6000/predicates.md (altivec_register_operand): Remove
5539 redundant match_code test.
5540 (gpc_reg_operand): Same.
5541 (cc_reg_operand): Same.
5542 (cc_reg_not_cr0_operand): Same.
5544 2005-04-09 Jan Hubicka <jh@suse.cz>
5546 Forgotten hunk from my last merge patch:
5547 * final.c (output_addr_const): Do not call mark_referenced.
5549 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5551 * doc/tree-ssa.texi: Add immediate use documentation.
5553 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5555 * arm.c (FL_WBUF): Define.
5556 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5557 (arm_is_6_or_7): Delete.
5558 (arm_tune_wbuf): New.
5559 (arm_override_options): Set arm_tune_wbuf.
5560 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5561 (arm_is_6_or_7): Delete declaration.
5562 (arm_tune_wbuf): New declartion.
5563 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5564 (model_wbuf): Derive from arm_tune_wbuf.
5565 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5566 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5567 (arm740t): Mark CPUs as having a write buffer.
5569 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5571 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5572 of 'const_double_operand' in operand 2 constraints. Update enable
5575 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5577 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5578 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5579 * optabs.h (enum optab_index): Add new OTI_lfloor.
5580 (lfloor_optab): Define corresponding macro.
5581 * optabs.c (init_optabs): Initialize lfloor_optab.
5582 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5583 and lfloordi2 patterns.
5584 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5585 (expand_builtin_int_roundingfn): New function.
5586 (fold_builtin_int_roundingfn): New prototype.
5587 (fold_builtin_int_roundingfn): New function, renamed from
5588 fold_builtin_lround.
5589 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5590 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5591 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5592 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5593 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5594 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5595 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5596 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5597 into lfloor built-in function and (long long int)floor{,f,l} into
5598 llfloor built-in function.
5599 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5602 2005-04-08 Ian Lance Taylor <ian@airs.com>
5604 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5605 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5606 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5607 (DO_COND, DO_BODY): Likewise.
5608 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5609 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5610 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5611 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5612 (build_continue_stmt, build_break_stmt): Don't declare.
5613 (c_do_switch_warnings): Update declaration.
5614 * c-gimplify.c (enum bc_t): Remove.
5615 (struct c_gimplify_ctx, ctxp): Remove.
5616 (push_context, pop_context): Remove static functions.
5617 (c_genericize): Don't call push_context or pop_context.
5618 (begin_bc_block, finish_bc_block): Remove static functions.
5619 (build_bc_goto): Likewise.
5620 (gimplify_c_loop): Likewise.
5621 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5622 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5623 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5624 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5625 * c-common.c (c_do_switch_warnings): Rename from
5626 c_do_switch_warnings_1.
5627 (c_do_switch_warnings) [old version]: Remove.
5628 (c_do_switch_expr_warnings): Remove.
5629 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5630 function instead of c_do_switch_expr_warnings.
5631 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5632 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5633 * c-pretty-print.c (pp_c_statement): Likewise.
5634 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5636 2005-04-08 Devang Patel <dpatel@apple.com>
5638 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5639 While selecting replacement condition pay attention to loop header.
5641 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5643 Merge from tree-cleanup-branch: VRP, store CCP, store
5644 copy-prop, incremental SSA updating of FUD chains and
5645 newly exposed symbols.
5647 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5648 (OBJS-common): Add tree-vrp.o.
5649 (tree-vrp.o): New rule.
5650 * basic-block.h (nearest_common_dominator_for_set): Declare.
5651 * common.opt (ftree-store-ccp): New flag.
5652 (ftree-copy-prop): New flag.
5653 (ftree-vrp): New flag.
5654 (ftree-store-copy-prop): New flag.
5655 * dominance.c (nearest_common_dominator_for_set): New.
5656 * domwalk.c (walk_dominator_tree): Only traverse
5657 statements in blocks marked in walk_data->interesting_blocks.
5658 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5659 * fold-const.c (fold): Handle ASSERT_EXPR.
5660 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5661 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5662 flag_tree_vrp at -O2.
5663 * timevar.def (TV_TREE_VRP): Define.
5664 (TV_TREE_COPY_PROP): Define.
5665 (TV_TREE_STORE_COPY_PROP): Define.
5666 (TV_TREE_SSA_INCREMENTAL): Define.
5667 (TV_TREE_STORE_CCP): Define.
5668 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5669 to kill_redundant_phi_nodes from comment.
5670 (verify_expr): Handle ASSERT_EXPR.
5671 * tree-dfa.c (mark_new_vars_to_rename): Remove second
5672 argument. Update all users.
5673 (mark_call_clobbered_vars_to_rename): Remove. Update all
5675 * tree-flow-inline.h (unmodifiable_var_p): New.
5676 * tree-flow.h (enum value_range_type): Declare.
5677 (struct value_range_def): Declare.
5678 (value_range): Declare.
5679 (remove_all_phi_nodes_for): Remove. Update all users.
5680 (find_phi_node_for): Declare.
5681 (add_type_alias): Declare.
5682 (count_uses_and_derefs): Declare.
5683 (kill_redundant_phi_nodes): Remove.
5684 (rewrite_into_ssa): Remove.
5685 (rewrite_def_def_chains): Remove.
5686 (update_ssa, register_new_name_mapping, create_new_def_for,
5687 need_ssa_update_p, name_registered_for_update_p,
5688 release_ssa_name_after_update_ssa, dump_repl_tbl,
5689 debug_repl_tbl, dump_names_replaced_by,
5690 debug_names_replaced_by, mark_sym_for_renaming,
5691 mark_set_for_renaming, get_current_def, set_current_def,
5692 get_value_range, dump_value_range, debug_value_range,
5693 dump_all_value_ranges, debug_all_value_ranges,
5694 expr_computes_nonzero, loop_depth_of_name,
5695 unmodifiable_var_p): Declare.
5696 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5698 * tree-into-ssa.c (block_defs_stack): Update comment.
5699 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5700 syms_to_rename, names_to_release, repl_tbl,
5701 need_to_initialize_update_ssa_p, need_to_update_vops_p,
5702 need_to_replace_names_p): New locals.
5703 (NAME_SETS_GROWTH_FACTOR): Define.
5704 (struct repl_map_d): Declare.
5705 (struct mark_def_sites_global_data): Add field
5707 (enum rewrite_mode): Declare.
5708 (REGISTER_DEFS_IN_THIS_STMT): Define.
5709 (compute_global_livein): Use last_basic_block instead of
5711 (set_def_block): Remove last argument. Update all callers.
5712 (prepare_use_operand_for_rename): Remove. Update all callers.
5713 (prepare_def_operand_for_rename): Remove. Update all callers.
5714 (symbol_marked_for_renaming): New.
5717 (repl_map_hash): New.
5719 (repl_map_free): New.
5720 (names_replaced_by): New.
5721 (add_to_repl_tbl): New.
5722 (add_new_name_mapping): New.
5723 (mark_def_sites): Assume that all the operands in the
5724 statement are in normal form.
5725 (find_idf): Assert that the block in the stack is valid.
5726 (get_default_def_for): New.
5727 (insert_phi_nodes_for): Add new argument 'update_p'.
5729 If update_p is true, add a new mapping between the LHS of
5730 each new PHI and the name that it replaces.
5731 (insert_phi_nodes_1): Only call find_idf if needed.
5732 (get_reaching_def): Call get_default_def_for.
5733 (rewrite_operand): Remove.
5734 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5735 and REWRITE_THIS_STMT are false.
5736 Assume that all the operands in the statement are in
5738 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5739 (rewrite_virtual_phi_arguments): Remove.
5740 (invalidate_name_tags): Remove.
5741 (register_new_update_single, register_new_update_set,
5742 rewrite_update_init_block, replace_use,
5743 rewrite_update_fini_block, rewrite_update_stmt,
5744 rewrite_update_phi_arguments): New.
5745 rewrite_blocks): Remove argument 'fix_virtual_phis'.
5746 Add arguments 'entry', 'what' and 'blocks'.
5747 Initialize the dominator walker according to 'what' and
5749 Start the dominator walk at 'entry'.
5750 (mark_def_site_blocks): Add argument 'interesting_blocks'.
5751 Use it to configure the dominator walker.
5752 (rewrite_into_ssa): Remove argument 'all'.
5754 (rewrite_all_into_ssa): Remove.
5755 (rewrite_def_def_chains): Remove.
5756 (mark_def_interesting, mark_use_interesting,
5757 prepare_phi_args_for_update, prepare_block_for_update,
5758 prepare_def_site_for, prepare_def_sites,
5759 dump_names_replaced_by, debug_names_replaced_by,
5760 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5761 delete_update_ssa, create_new_def_for,
5762 register_new_name_mapping, mark_sym_for_renaming,
5763 mark_set_for_renaming, need_ssa_update_p,
5764 name_registered_for_update_p, ssa_names_to_replace,
5765 release_ssa_name_after_update_ssa,
5766 insert_updated_phi_nodes_for, update_ssa): New.
5767 * tree-loop-linear.c (linear_transform_loops): Call
5768 update_ssa instead of rewrite_into_ssa.
5769 * tree-optimize.c (vars_to_rename): Remove.
5771 (init_tree_optimization_passes): Replace
5772 pass_redundant_phi with pass_copy_prop.
5774 Replace pass_ccp with pass_store_ccp.
5775 Add pass_store_copy_prop after pass_store_ccp.
5776 (execute_todo): If the TODO_ flags don't include updating
5777 the SSA form, assert that it does not need to be updated.
5778 Call update_ssa instead of rewrite_into_ssa and
5779 rewrite_def_def_chains.
5780 If TODO_verify_loops is set, call verify_loop_closed_ssa.
5781 (tree_rest_of_compilation):
5782 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5783 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5784 TODO_cleanup_cfg): Renumber.
5785 (TODO_verify_loops, TODO_update_ssa,
5786 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5787 TODO_update_ssa_only_virtuals): Define.
5788 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5790 * tree-phinodes.c (make_phi_node): Update documentation.
5791 (remove_all_phi_nodes_for): Remove.
5792 (find_phi_node_for): New.
5793 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5794 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5795 (interpret_rhs_modify_expr): Likewise.
5796 * tree-sra.c (decide_instantiations): Mark all symbols in
5797 SRA_CANDIDATES for renaming.
5798 (mark_all_v_defs_1): Rename from mark_all_v_defs.
5799 (mark_all_v_defs): New function. Update all users to call it
5800 with the whole list of scalarized statements, not just the
5802 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5803 (compute_flow_insensitive_aliasing): If the tag is
5804 unmodifiable and the variable isn't or vice-versa, don't
5805 make them alias of each other.
5806 (setup_pointers_and_addressables): If the type tag for
5807 VAR is about to change, mark the old one for renaming.
5808 (add_type_alias): New.
5809 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5810 (ccp_lattice_t): Rename from latticevalue.
5811 (value): Remove. Update all users.
5812 (const_val): New local variable.
5813 (do_store_ccp): New local variable.
5814 (dump_lattice_value): Handle UNINITIALIZED.
5815 (debug_lattice_value): New.
5816 (get_default_value): Re-write.
5817 (set_lattice_value): Re-write.
5818 (def_to_varying): Remove. Update all users.
5819 (likely_value): Return VARYING for statements that make
5820 stores when STORE_CCP is false.
5821 Return VARYING for any statement other than MODIFY_EXPR,
5822 COND_EXPR and SWITCH_EXPR.
5823 (ccp_initialize): Re-write.
5824 (replace_uses_in, replace_vuse_in, substitute_and_fold):
5825 Move to tree-ssa-propagate.c.
5826 (ccp_lattice_meet): Handle memory stores when
5827 DO_STORE_CCP is true.
5828 (ccp_visit_phi_node): Likewise.
5829 (ccp_fold): Likewise.
5830 (evaluate_stmt): Likewise.
5831 (visit_assignment): Likewise.
5832 (ccp_visit_stmt): Likewise.
5833 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
5837 (do_ssa_store_ccp): New.
5838 (gate_store_ccp): New.
5839 (pass_store_ccp): Declare.
5840 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5841 (may_propagate_copy): Reformat.
5842 Don't abort if ORIG is a virtual and DEST isn't.
5843 If NEW does not have alias information but DEST does,
5845 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5846 copy_prop_kind, which_copy_prop): Declare.
5847 (stmt_may_generate_copy, get_copy_of_val,
5848 get_last_copy_of, set_copy_of_val, dump_copy_of,
5849 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5850 copy_prop_visit_stmt, copy_prop_visit_phi_node,
5851 init_copy_prop, fini_copy_prop, execute_copy_prop,
5852 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5853 store_copy_prop): New.
5854 (pass_copy_prop, pass_store_copy_prop): Declare.
5855 * tree-ssa-dom.c (struct opt_stats_d): Add fields
5856 'num_const_prop' and 'num_copy_prop'.
5857 (cprop_operand): Update them.
5858 (dump_dominator_optimization_stats): Dump them.
5859 (tree_ssa_dominator_optimize): Call update_ssa instead of
5861 (loop_depth_of_name): Declare extern.
5862 (simplify_cond_and_lookup_avail_expr): Guard against NULL
5863 values for LOW or HIGH.
5864 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5865 (record_equivalences_from_stmt): Call expr_computes_nonzero.
5866 (cprop_operand): Only propagate if VAL != OP.
5867 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5868 statement for renaming.
5869 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5870 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5871 add_type_alias if necessary.
5872 Call mark_new_vars_to_rename.
5873 (tree_ssa_iv_optimize): If new symbols need to be renamed,
5874 mark every statement updated, call update_ssa and
5875 rewrite_into_loop_closed_ssa.
5876 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5877 from LIVEIN if VAR is a virtual.
5878 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5879 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5880 (get_call_expr_operands): Reformat statement.
5881 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5883 * tree-ssa-propagate.c (ssa_prop_init): Initialize
5884 SSA_NAME_VALUE for every name.
5885 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5886 get_value_loaded_by): New.
5887 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5888 substitute_and_fold): Move from tree-ssa-ccp.c.
5889 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5890 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5891 get_value_loaded_by, replace_uses_in, substitute_and_fold):
5893 * tree-ssa.c (verify_use): Fix error message.
5894 (propagate_into_addr, replace_immediate_uses, get_eq_name,
5895 check_phi_redundancy, kill_redundant_phi_nodes,
5896 pass_redundant_phi): Remove. Update all users.
5897 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5898 add_type_alias, if necessary.
5899 * tree-vectorizer.h (struct _stmt_vect_info): Update
5900 documentation for field 'memtag'.
5901 * tree-vrp.c: New file.
5902 * tree.def (ASSERT_EXPR): Define.
5903 * tree.h (ASSERT_EXPR_VAR): Define.
5904 (ASSERT_EXPR_COND): Define.
5905 (SSA_NAME_VALUE_RANGE): Define.
5906 (struct tree_ssa_name): Add field 'value_range'.
5907 (PHI_REWRITTEN): Remove.
5908 (struct tree_phi_node): Remove field 'rewritten'.
5909 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5910 -ftree-store-copy-prop): Document.
5911 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5912 Document usage of update_ssa.
5914 2005-04-08 David Edelsohn <edelsohn@gnu.org>
5917 * config/rs6000/predicates.md (altivec_register_operand): Accept
5919 (and64_operand): Do not limit CONST_INT to mask64_operand.
5920 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5921 (and_operand): Do not limit CONST_INT to mask_operand.
5923 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5925 PR rtl-optimization/20466
5926 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5927 for overlap of the address of each list member.
5928 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5930 2005-04-08 Mike Stump <mrs@apple.com>
5932 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5934 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5937 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5939 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5941 * function.c (push_function_context_to): Don't set
5943 * function.h (function): Remove contains_functions.
5944 (current_function_contains_functions): Remove.
5946 * function.h (function): Remove instrument_entry_exit.
5947 (current_function_instrument_entry_exit): Remove.
5949 * function.h (nonlocal_labels): Remove.
5951 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5953 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5954 (check_attr_value, write_attr_get, write_expr_attr_cache,
5955 find_attr, make_internal_attr): Don't reference negative_ok or
5957 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5958 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5959 (ATTR_STATIC): Adjust the value.
5961 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5963 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
5965 * config/s390/tpf.h (ASM_SPEC): Define.
5967 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5969 * tree-flow.h: Remove the prototype for
5970 redirect_immediate_uses.
5971 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5973 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5975 * arm.c (arm_const_double_by_parts): New function.
5976 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5977 * arm.md (define_split for 64-bit constants): Add another one.
5979 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5981 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5983 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5985 * system.h: Revert last change.
5987 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
5989 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5990 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5991 (TARGET_SWITCHES): Delete.
5992 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5993 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5994 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5995 * config/xtensa/xtensa.opt: New file.
5997 2005-04-08 Ben Elliston <bje@au.ibm.com>
5999 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6000 * config/fp-bit.h: Tidy comments.
6002 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6004 * system.h: Poison PARAMS.
6006 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6008 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6009 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6010 (TARGET_SWITCHES): Delete.
6011 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6012 * config/vax/vax.opt: New file.
6014 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6016 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6018 2005-04-07 Ian Lance Taylor <ian@airs.com>
6020 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6022 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6023 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6026 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6028 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6029 all immediate uses in PHI nodes.
6031 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6033 * arm.c (arm_const_double_inline_cost): Handle any constant by
6034 using gen_lowpart and gen_highpart_mode.
6035 (note_invalid_constants): All constants in an RTX with a constraint
6036 that permits memory are now pushed to the constant pool.
6037 (output_move_double): Delete code to handle reg to reg and
6038 constant to reg moves.
6039 (const_double_needs_minipool, output_mov_immediate): Delete.
6040 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6041 CONST_INT and CONST_VECTOR.
6042 * arm.md (ANY64): New mode macro.
6043 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6044 (movdf_soft_insn): Split reg-reg and const-reg moves.
6045 (split patterns for 64-bit constant and register moves): New.
6046 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6047 (cirrus_movdf_hard_insn): Likewise.
6048 * fpa.md (movdf_fpa): Likewise.
6049 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6050 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6052 (movv2si_internal_2): Likewise.
6053 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6054 (movdf_vfp): Likewise.
6055 * arm-protos.h (output_mov_immediate): Delete prototype.
6057 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6060 * simplify-rtx.c (simplify_unary_operation_1): Check
6061 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6063 2005-04-06 James E Wilson <wilson@specifixinc.com>
6066 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6069 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6071 * coverage.h (GCOV_TYPE_NODE): Delete.
6072 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6073 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6074 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6075 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6076 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6078 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6081 * Makefile.in (gcc.pot): Remove options.c dependency.
6082 * optc-gen.awk: Don't quote help strings with N_().
6084 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6086 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6087 the function returns a pointer type.
6089 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6091 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6092 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6093 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6094 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6095 explicit_uses members.
6096 (get_or_create_used_part_for): Initialize new fields.
6097 (fieldoff_compare): New function.
6098 (create_overlap_variables_for): Count number of fields, use
6099 heuristic to determine whether to create subvars for vars with
6101 Sort the field list by offset and avoid creating duplicate SFT's.
6103 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6105 * c.opt (-F): Remove trailing whitespace from help string.
6106 (-finput-charset): Use a tab to separate the switch name and help
6108 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6109 (-ftree-vectorizer-verbose): Likewise.
6111 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6113 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6114 a PHI argument where a use occurs instead of all PHI arguments.
6116 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6118 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6121 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6123 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6124 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6125 config/bfin/bfin.h: Fix comment typos.
6127 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6129 * doc/install.texi: Update the URL for Jacks.
6130 * doc/sourcebuild.texi: Likewise.
6132 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6135 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6136 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6138 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6140 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6142 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6144 * config/v850/v850-protos.h (override_options): Delete.
6145 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6146 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6147 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6148 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6149 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6150 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6151 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6152 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6153 (OVERRIDE_OPTIONS): Delete.
6154 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6155 (small_memory_info): Remove the value field.
6156 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6158 * config/v850/v850.c (small_memory): Remove the value field.
6159 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6160 (override_options): Delete.
6161 (v850_handle_memory_option, v850_handle_option): New functions.
6162 * config/v850/v850.opt: New file.
6164 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6166 * config.host: Add a section for generic hosts, and a subsection
6167 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6168 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6169 * config/host-darwin.h: New.
6170 * config/x-darwin: New.
6171 * config/i386/host-i386-darwin.c: New.
6172 * config/i386/x-darwin: New.
6173 * config/rs6000/host-darwin.c: Include host-darwin.h.
6174 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6175 (darwin_rs6000_gt_pch_use_address): Likewise.
6176 * config/rs6000/x-darwin: Change name of .o built, update
6177 dependencies for changes to rs6000/host-darwin.c.
6179 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6182 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6184 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6186 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6187 split_loop_exit_edge instead of loop_split_edge_with.
6189 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6191 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6192 UNSPEC_SET_VSCR): New constants, used throughout.
6194 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6196 (altivec_vspltis<VI_char>): ... this pattern, using
6197 a QImode const_int_operand for the immediate.
6198 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6201 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6204 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6206 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6208 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6210 2005-04-06 Ben Elliston <bje@au.ibm.com>
6212 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6213 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6214 macros as living in "this file" and not gcc.h.
6216 2005-04-06 Ben Elliston <bje@au.ibm.com>
6218 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6219 -ftree-live_range_split. Perhaps renamed at some point?
6221 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6224 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6225 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6227 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6229 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6230 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6231 (number_of_iterations_special): New function.
6232 (number_of_iterations_exit): Use number_of_iterations_special.
6233 Use simplify_using_outer_evolutions only at -O3.
6234 (number_of_iterations_cond, tree_simplify_using_condition,
6235 simplify_using_initial_conditions, loop_niter_by_eval,
6236 compare_trees, can_count_iv_in_wider_type_bound,
6237 simplify_using_outer_evolutions): Use fold_build.
6239 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6241 * doc/install.texi (Configuration): Document --with-java-home.
6243 2005-04-05 Richard Henderson <rth@redhat.com>
6247 * config/i386/i386.c (print_operand): Handle vector zeros.
6248 (ix86_split_to_parts): Handle CONST_VECTOR.
6249 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6250 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6251 what modes to tie for MMX and SSE registers.
6252 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6253 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6254 to vector modes as well.
6255 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6256 properly as an input mode.
6258 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6260 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6262 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6264 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6266 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6268 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6269 and local functions, set sse_nregs to 8 and float_in_sse.
6270 (function_arg_advance, function_arg): If float_in_sse, pass
6271 SFmode and DFmode arguments in SSE registers.
6272 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6274 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6275 of -funit-at-a-time.
6277 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6279 * config/i386/i386-protos.h (ix86_function_value): Accept two
6280 arguments, like the target macro.
6281 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6282 * config/i386/i386.c (ix86_function_value): Accept the second
6283 argument of the target macro.
6284 (ix86_function_ok_for_sibcall): Pass a function pointer to
6285 ix86_function_value.
6286 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6287 call to ix86_value_regno).
6288 (ix86_value_regno): Add support for returning floating point values
6291 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6293 PR tree-optimization/20076
6294 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6295 that call __builtin_return or __builtin_apply_args.
6297 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6299 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6300 Use immediate use iterator.
6301 (stmt_is_bumper_for_loop): Use immediate use iterator.
6302 * predict.c (strip_builtin_expect): Use update_stmt.
6303 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6304 on all elements of a STATEMENT_LIST.
6305 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6306 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6307 (bsi_replace): Mark stmt as modified and the update it.
6308 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6309 (expand_complex_libcal): Call update_stmt.
6310 (expand_complex_comparison): Call mark_stmt_modified.
6311 (expand_complex_operations_1): Call update_stmt_if_modified.
6312 (expand_vector_operations_1): Call mark_stmt_modified.
6313 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6314 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6315 add_immediate_use, redirect_immediate_use,
6316 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6317 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6318 (mark_new_vars_to_rename): Call update_stmt.
6319 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6320 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6322 (unmodify_stmt): Delete.
6323 (update_stmt): New. Force an update of a stmt.
6324 (update_stmt_if_modified): update a stmt if it is out of date.
6325 (get_stmt_operands): Verify stmt is NOT modified.
6326 (stmt_modified_p): Update comment.
6327 (delink_imm_use): Remove a use node from its immuse list.
6328 (link_imm_use_to_list): Link a use node to a specific list.
6329 (link_imm_use): Link a node to the correct list.
6330 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6331 it in the correct list, if appropriate.
6332 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6333 (relink_imm_use): Link a use node in place of another node in a list.
6334 (relink_imm_use_stmt): LInk a node in place of another node, and set
6336 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6337 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6338 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6339 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6340 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6341 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6342 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6343 (has_zero_uses): New. Return true if there are no uses of a var.
6344 (has_single_use): New. Return true if there is only a single use of a
6346 (single_imm_use): New. Return the simgle immediate use.
6347 (num_imm_uses): New. Return the number of immediate uses.
6348 (get_v_must_def_ops): Use is now a pointer.
6349 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6350 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6352 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6353 (delink_stmt_imm_use): Delink all immuses from a stmt.
6354 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6355 * tree-flow.h (struct dataflow_d): Delete.
6356 (immediate_use_iterator_d): New. Immediate use iterator struct.
6357 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6358 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6359 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6361 (struct stmt_ann_d): Remove dataflow_t from struct.
6362 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6363 (if_convertible_phi_p): Use FAST immuse iterator.
6364 (if_convertible_loop_p): Don't call compute_immediate_uses.
6365 (replace_phi_with_cond_modify_expr): Call update_stmt.
6366 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6367 update_stmt_if_modified.
6368 (rewrite_all_into_ssa): Initialize ssa operands.
6369 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6370 compute_immediate_uses.
6371 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6372 ssa_property is available.
6373 (execute_one_pass): Change parameters passed to execute_todo.
6374 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6375 (remove_ssa_form): Call fini_ssa_operands.
6376 (insert_backedge_copies): Delete call to modify_stmt.
6377 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6378 (release_phi_node): Delink any use nodes before releasing.
6379 (resize_phi_node): Relink any use nodes.
6380 (remove_phi_arg_num): Delink the use node.
6381 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6382 (remove_all_phi_nodes_for): Release phi node first.
6383 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6384 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6385 (scalarize_use, scalarize_copy): Call update_stmt.
6386 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6387 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6388 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6389 (ccp_initialize): Remove call to compute_immediate_uses.
6390 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6391 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6393 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6394 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6395 (eliminate_redundant_computations): Call mark_stmt_modified.
6396 (cprop_operand): Call mark_stmt_modified.
6397 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6398 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6399 (dse_optimize_stmt): Use new immuse interface.
6400 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6401 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6402 (substitute_single_use_vars): Use new immuse interface.
6403 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6404 and compute_immediate_uses.
6405 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6407 (rewrite_mem_refs): Call update_stmt.
6408 (determine_lsm): Remove call to compute_imm_uses and free_df.
6409 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6410 (try_unroll_loop_completely): Call update_stmt.
6411 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6412 (rewrite_use_compare): Call update_stmt.
6413 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6414 (rewrite_use) : Call update_stmt.
6415 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6416 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6418 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6419 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6420 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6422 (initialize_vuse_operand): New. Initialize a vuse operand.
6423 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6424 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6425 (finalize_ssa_defs): Use stmt parameter.
6426 (correct_use_link): Ensure a use node is in the correct list, and has
6427 the correct stmt pointer.
6428 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6429 finalize_ssa_v_must_defs): Also initialize use nodes.
6430 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6431 (build_ssa_operands): Seperate parsing from final operand construction.
6432 (parse_ssa_operands): New. Parse entry point for operand building.
6433 (swap_tree_operands): New. Swap 2 tree operands.
6434 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6436 (get_expr_operands): Call swap_tree_operands when needed.
6437 (copy_virtual_operands): Use initialize routines for virtual use ops.
6438 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6439 (verify_abort): New. Issue imm_use error.
6440 (verify_imm_links): New Verify imm_use links for a var.
6441 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6442 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6443 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6444 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6445 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6446 (NULL_USE_OPERAND_P) Define.
6447 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6449 (struct vuse_operand_type): New struct.
6450 (SET_USE): Call set_ssa_use_from_ptr.
6452 (PHI_ARG_INDEX_FROM_USE): Define.
6453 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6454 argument via SET_USE, not PHI_ARG_DEF_TREE.
6455 * tree-ssa-pre.c (eliminate): Call update_stmt.
6456 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6458 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6459 (nearest_common_dominator_of_uses): Use imm_use iterator.
6460 (statement_sink_location): Use imm_use iterator and interface.
6461 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6462 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6463 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6464 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6465 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6466 if new parameter is true.
6467 (init_tree_ssa): Don't initialize operand cache here.
6468 (delete_tree_ssa): Don't destroy operand cache here.
6469 (propagate_into_addr): Pass in a use pointer, return true if anything
6471 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6472 (check_phi_redundancy): Use imm_use iterator.
6473 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6475 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6476 (release_ssa_name): Delink node and all elements in its imm_use list.
6477 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6478 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6479 * tree-vectorizer.c (need_imm_uses_for): Delete.
6480 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6481 * tree.h (struct ssa_imm_use_d): Define.
6482 (SSA_NAME_IMM_USE_NODE): Define.
6483 (struct tree_ssa_name): Add imm_use node.
6485 (PHI_ARG_IMM_USE_NODE): Define.
6486 (struct phi_arg_d): Add imm_use node.
6487 (struct tree_phi_node): Remove struct dataflow_d element.
6488 (TDF_STMTADDR): Define.
6490 2005-04-05 Dale Johannesen <dalej@apple.com>
6492 * doc/invoke.texi (Optimization Options): Remove
6493 duplicate -fcse-follow-jumps. Add -fweb.
6494 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6495 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6497 2005-04-05 Per Bothner <per@bothner.com>
6499 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6500 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6501 (warn_uninit): Get EXPR_LOCUS from context now instead.
6502 This fixes a USE_MAPPED_LOCATION testsuite failure.
6504 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6506 2005-04-05 Per Bothner <per@bothner.com>
6508 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6509 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6510 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6513 2004-04-05 Devang Patel <dpatel@apple.com>
6515 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6516 (lhsr<mode>3): ... new name.
6517 (altivec_vsra<VI_char>): Rename to ..
6518 (ashr<mode>3): ... new name.
6519 * config/rs6000/rs6000.c (builtin_description): Rename shift
6522 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6524 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6525 gen_lowpart_for_combine.
6526 * cse.c (gen_lowpart_if_possible): Move...
6527 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6529 (gen_lowpart_no_emit_general): Use it.
6531 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6533 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6536 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6538 * system.h: Fix typo.
6540 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6542 * config/bfin/bfin-modes.def: New file.
6543 * config/bfin/bfin-protos.h: New file.
6544 * config/bfin/bfin.c: New file.
6545 * config/bfin/bfin.h: New file.
6546 * config/bfin/bfin.md: New file.
6547 * config/bfin/bfin.opt: New file.
6548 * config/bfin/crti.s: New file.
6549 * config/bfin/crtn.s: New file.
6550 * config/bfin/elf.h: New file.
6551 * config/bfin/lib1funcs.asm: New file.
6552 * config/bfin/predicates.md: New file.
6553 * config/bfin/t-bfin: New file.
6554 * config/bfin/t-bfin-elf: New file.
6555 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6556 Document new attributes.
6557 (interrupt, interrupt_handler, saveall): Update documentation for
6559 * doc/install.texi (Specific): Add entry for the Blackfin.
6560 * doc/invoke.texi (Blackfin Options): New section.
6561 * doc/md.texi (Blackfin family): New section to document constraints.
6562 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6564 2005-04-05 Olivier Hainque <hainque@adacore.com>
6566 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6567 match what the system unwinder expects.
6568 * config/mips/mips.c (mips_frame_set): If we're saving the return
6569 address register and the dwarf return address column number differs
6570 from the hard register number, adjust the note reg to refer to the
6573 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6575 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6576 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6577 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6578 (processor_type): New enum.
6579 (mn10300_processor): New variable.
6580 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6581 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6582 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6583 (PROCESSOR_DEFAULT): New macro.
6584 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6585 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6586 (mn10300_handle_option, mn10300_override_options): New functions.
6587 * config/mn10300/mn10300.opt: New file.
6589 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6590 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6592 PR tree-optimization/19903
6593 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6594 that don't fit in their type after conversion.
6596 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6599 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6600 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6601 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6602 flag here. Implement using define_insn_and_split.
6603 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6604 (frndintxf2_mask_pm_i387): New insn patterns.
6605 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6606 Do not set ix86_optimize_mode_switching flag.
6607 (ceilsf2, ceildf2, ceilxf2): Same.
6608 (btruncsf2, btruncdf2, btruncxf2): Same.
6609 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6611 2005-04-05 Ian Lance Taylor <ian@airs.com>
6614 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6615 i386_pe_record_external_function.
6616 (i386_pe_record_external_function): Update declaration.
6617 * config/i386/winnt.c (struct extern_list): Add decl field.
6618 (i386_pe_record_external_function): Add decl parameter.
6619 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6621 * config/i386/i386-protos.h (i386_pe_record_external_function):
6624 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6626 * config/m68k/m68k-protos.h: Add a prototype for
6627 valid_dbcc_comparison_p_2.
6628 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6629 extend_operator, const_uint32_operand, const_sint32_operand,
6630 general_src_operand, nonimmediate_src_operand,
6631 memory_src_operand, post_inc_operand, pre_dec_operand,
6632 pcrel_address): Move to predicates to predicates.md.
6633 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6634 * config/m68k/m68k.md: Include predicates.md.
6635 * config/m68k/predicates.md: New.
6637 2005-04-04 Roger Sayle <roger@eyesopen.com>
6639 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6641 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6643 2005-04-04 Ian Lance Taylor <ian@airs.com>
6645 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6647 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6648 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6649 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6650 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6651 * c-common.c (c_do_switch_warnings_1): New static function broken
6652 out of c_do_switch_warnings.
6653 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6654 (c_do_switch_expr_warnings): New function.
6655 * c-common.h (c_do_switch_expr_warnings): Declare.
6657 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6658 Daniel Jacobowitz <dan@codesourcery.com>
6660 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6662 * rtlanal.c (may_trap_p): Same.
6664 2005-04-04 Dale Johannesen <dalej@apple.com>
6666 * ChangeLog: remove reference to ChangeLog.12.
6668 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
6670 CRIS epilogue as RTL.
6671 * config/cris/cris.md: Change all 0 in unspec 0 to
6673 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6674 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6676 ("return"): Change to define_expand. Call cris_expand_return for
6678 ("*return_expanded"): New pattern.
6679 ("epilogue"): New define_expand.
6680 * config/cris/cris.h (PREDICATE_CODES): Add
6681 cris_load_multiple_op.
6682 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6684 (enum cris_retinsn_type): New.
6685 (struct machine_function): New member return_type.
6686 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6687 (cris_target_asm_function_epilogue): Remove, moving RTLified
6689 (cris_expand_epilogue): New function.
6690 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6691 (cris_gen_movem_load, cris_load_multiple_op)
6692 (cris_return_address_on_stack_for_return, cris_expand_return): New
6694 (cris_target_asm_function_prologue)
6695 (cris_initial_frame_pointer_offset): Call
6696 cris_reg_saved_in_regsave_area instead of complicated expression.
6697 Call cris_return_address_on_stack instead of an expression.
6698 (cris_print_operand) <case 'o', case 'O'>: New cases.
6699 (cris_return_address_on_stack): Change return-type to bool.
6700 (cris_simple_epilogue): Ditto. Return false if registers are
6702 * config/cris/cris-protos.h (cris_simple_epilogue)
6703 (cris_return_address_on_stack): Adjust prototype return type.
6704 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6705 (cris_return_address_on_stack_for_return): New prototypes.
6707 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6709 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6710 gpr_or_int12_operand.
6712 * config/frv/frv-protos.h: Add a prototype to
6713 frv_legitimate_memory_operand and frv_const_unspec_p.
6714 (frv_unspec): Move from frv.c.
6715 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6716 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6717 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6718 gpr_or_fpr_operand, gpr_or_int12_operand,
6719 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6720 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6721 int6_operand, int5_operand, uint5_operand, uint4_operand,
6722 uint1_operand, int_2word_operand, uint16_operand,
6723 upper_int16_operand, integer_register_operand,
6724 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6725 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6726 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6727 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6728 move_destination_operand, movcc_fp_destination_operand,
6729 frv_function_symbol_referenced_p, move_source_operand,
6730 condexec_dest_operand, condexec_source_operand,
6731 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6732 const_unspec_operand, gpr_or_memory_operand,
6733 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6734 icc_operand, fcc_operand, cc_operand, icr_operand,
6735 fcr_operand, cr_operand, call_operand, sibcall_operand,
6736 symbolic_operand, relational_operator,
6737 integer_relational_operator, float_relational_operator,
6738 ccr_eqne_operator, minmax_operator,
6739 condexec_si_binary_operator, condexec_si_media_operator,
6740 condexec_si_divide_operator, condexec_si_unary_operator,
6741 condexec_sf_conv_operator, condexec_sf_add_operator,
6742 condexec_memory_operand, intop_compare_operator, acc_operand,
6743 even_acc_operand, quad_acc_operand, accg_operand: Move to
6745 * config/frv/frv.h (PREDICATE_CODES): Remove.
6746 * config/frv/frv.md: Include predicates.md.
6747 * config/frv/predicates.md: New.
6749 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6752 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6753 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6754 (add_standard_iv_candidates_for_size): New function, extracting code
6755 from add_standard_iv_candidates and parameterizing it by type size.
6756 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6758 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6760 * system.h (GCOV_SIZE_TYPE): Unposion.
6761 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6762 (GCOV_TYPE_SIZE): ...this new macro.
6763 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6764 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6765 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6766 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6767 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6768 instead of unsigned_intSI_type_node.
6769 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6770 (rtl_gen_one_value_profiler_no_edge_manipulation)
6771 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6772 * value-prof.c: Include coverage.h.
6774 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
6775 Diego Novillo <dnovillo@redhat.com>
6777 Fix PR tree-optimization/20703
6778 Fix PR tree-optimization/20725
6780 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6781 (create_expression_by_pieces): Ditto.
6782 (valid_in_set): Ditto. Also handle tcc_declaration.
6783 (find_or_generate_expression): Handle comparison class.
6784 (insert_into_preds_of_block): Ditto.
6785 (insert_aux): Ditto.
6786 (create_value_expr_from): Handle comparison class, recursively
6787 handle reference nodes.
6788 (compute_avail): Handle comparison classes, rewrite a little cleaner.
6789 (execute_pre): Fix spacing.
6790 (do_fre): Renamed to execute_fre.
6792 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6794 * doc/invoke.texi (SPARC options): Document that
6795 -mlittle-endian is not supported on Linux either.
6797 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6801 * config.gcc (Obsolete configurations): Remove
6802 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6803 (sparclite-*-coff*): Delete.
6804 (sparclite-*-elf*): Likewise.
6805 (sparc86x-*-elf*): Likewise.
6806 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6807 * config/sparc/lite.h: Delete.
6808 * config/sparc/litecoff.h: Likewise.
6809 * config/sparc/liteelf.h: Likewise.
6810 * config/sparc/sp86x-elf.h: Likewise.
6811 * config/sparc/t-sparclite: Likewise.
6812 * config/sparc/t-sp86x: Likewise.
6814 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
6816 * config/s390/s390-protos.h: (s390_comparison,
6817 s390_alc_comparison, s390_slb_comparison, const0_operand,
6818 consttable_operand, larl_operand, s_operand,
6819 shift_count_operand, bras_sym_operand, load_multiple_operation,
6820 store_multiple_operation, s390_plus_operand): Remove prototypes.
6821 (s390_legitimate_address_without_index_p): New prototype.
6822 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6824 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6825 const0_operand, consttable_operand, larl_operand, s_operand,
6826 shift_count_operand, bras_sym_operand, load_multiple_operation,
6827 store_multiple_operation, s390_plus_operand): Move to
6829 (check_mode): Remove.
6830 (s390_branch_condition_mask): Remove 'static'. Move prototype to
6832 (s390_legitimate_address_without_index_p): New.
6833 * config/s390/s390.h (PREDICATE_CODES): Remove.
6834 * config/s390/s390.md: Include predicates.md.
6835 * config/s390/predicates.md: New.
6837 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6840 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6841 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6842 (NEED_INDICATE_EXEC_STACK): Define to 1.
6843 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6844 (NEED_INDICATE_EXEC_STACK): Define to 1.
6845 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6846 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6847 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6848 (pic_helper_emitted_p): New global.
6849 (emit_pic_helper): New function extracted from...
6850 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
6851 Do not call emit_pic_helper if delay_pic_helper is true.
6852 (sparc_expand_prologue): Pass 'false' to load_pic_register.
6853 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6854 (sparc_file_end): New function.
6856 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6858 * config/mcore/mcore-protos.h: Remove the prototypes for
6859 mcore_arith_reg_operand, mcore_general_movsrc_operand,
6860 mcore_general_movdst_operand, mcore_reload_operand,
6861 mcore_arith_J_operand, mcore_arith_K_operand,
6862 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6863 mcore_arith_K_S_operand, mcore_arith_imm_operand,
6864 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6865 mcore_literal_K_operand, mcore_addsub_operand,
6866 mcore_compare_operand, mcore_load_multiple_operation,
6867 mcore_store_multiple_operation, mcore_call_address_operand.
6868 Add a prototype for const_ok_for_mcore.
6869 * config/mcore/mcore.c (mcore_call_address_operand,
6870 mcore_general_movsrc_operand, mcore_general_movdst_operand,
6871 mcore_arith_reg_operand, mcore_reload_operand,
6872 mcore_arith_J_operand, mcore_arith_K_operand,
6873 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6874 mcore_arith_M_operand, mcore_arith_imm_operand,
6875 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6876 mcore_literal_K_operand, mcore_addsub_operand,
6877 mcore_compare_operand, mcore_load_multiple_operation,
6878 mcore_store_multiple_operation): Move to predicates.md.
6879 (const_ok_for_mcore): Export.
6880 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6881 * config/mcore/mcore.md: Include predicates.md.
6882 * config/mcore/predicates.md: New.
6884 * config/mcore/predicates.md: Fix a comment typo.
6886 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
6887 Adrian Straetling <straetling@de.ibm.com>
6889 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6890 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6891 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6893 ("imul"): Removed from "type" attribute.
6894 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6895 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6896 Changed type to imulsi.
6897 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6899 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6901 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6902 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6903 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6904 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6905 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6906 (TARGET_SWITCHES, mcore_stack_increment_string)
6907 (TARGET_OPTIONS): Delete.
6908 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6909 than *_BIT constants.
6910 (TARGET_8ALIGN): #undef old definition before redefining to 1.
6911 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6912 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6913 (mcore_override_options): Delete mcore_stack_increment code.
6914 Change use of M340_BIT to MASK_M340.
6915 * config/mcore/mcore.opt: New file.
6917 2005-04-04 Ian Lance Taylor <ian@airs.com>
6919 * config/arm/arm.c (replace_symbols_in_block): Remove static
6922 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6924 * config/fr30/fr30-protos.h: Remove the prototypes for
6925 stack_add_operand, add_immediate_operand,
6926 high_register_operand, low_register_operand, call_operand,
6927 di_operand, and nonimmediate_di_operand.
6928 * config/fr30/fr30.c (stack_add_operand,
6929 add_immediate_operand, high_register_operand,
6930 low_register_operand, call_operand, di_operand,
6931 nonimmediate_di_operand): Move to predicates.md.
6932 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6933 * config/fr30/fr30.md: Include predicates.md.
6934 * config/fr30/predicates.md: New.
6936 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6937 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
6938 mcore_call_address_operand.
6940 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6941 general_movsrc_operand.
6943 2005-04-04 Alan Modra <amodra@bigpond.net.au>
6945 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6948 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
6951 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6954 2005-04-04 Richard Henderson <rth@redhat.com>
6955 Jakub Jelinek <jakub@redhat.com>
6957 PR rtl-optimization/16104
6958 * fold-const.c (fold_unary): Fix folding of vector conversions.
6960 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6962 * config.gcc (xstormy16-*-elf): Set extra_options.
6963 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6964 * config/stormy16/stormy16.opt: New file.
6966 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6968 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6969 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6970 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6971 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6972 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6973 (TARGET_UNIX_ASM): Delete.
6974 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6975 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6976 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6977 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6978 * config/pdp11/pdp11.opt: New file.
6980 2005-04-03 Roger Sayle <roger@eyesopen.com>
6981 Alexandre Oliva <aoliva@redhat.com>
6984 * fold-const.c (non_lvalue): Split tests into...
6985 (maybe_lvalue_p): New function.
6986 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6987 C++ front-end prior to lowering into gimple form.
6989 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6991 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6992 BUILT_IN_STRNCASECMP): New.
6993 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6996 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
6999 * arm.md (addsi3_compare0_for_combiner): Delete.
7000 (addsi3_compare0_scratch_for_combiner): Delete.
7001 (cmpsi_neg_shiftsi): Delete.
7002 (compare_negsi_si): New pattern.
7003 (cmpsi_negshiftsi_si): New pattern.
7004 (negated_cbranchsi4): Restrict to equality_operator.
7006 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7009 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7011 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7014 * doc/install.texi: Fix a typo.
7016 2005-04-03 Steven Bosscher <stevenb@suse.de>
7019 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7020 a computed goto if the edge to the computed goto block has
7021 incoming abnormal edges. Clarify how the function works.
7023 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7025 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7026 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7027 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7028 hash_scan_set, reg_set_between_after_reload_p,
7029 reg_used_between_after_reload_p, get_avail_load_store_reg,
7030 eliminate_partially_redundant_load): Likewise.
7031 * postreload.c (reload_cse_simplify_set,
7032 reload_combine_note_use): Likewise.
7033 * predict.c (predict_insn, expected_value_to_br_prob,
7034 propagate_freq, expensive_function_p): Likewise.
7035 * print-rtl.c (print_rtx): Likewise.
7036 * profile.c (instrument_edges, instrument_values,
7037 compute_branch_probabilities, branch_prob, union_groups,
7038 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7039 * protoize.c (in_system_include_dir, file_could_be_converted,
7040 file_normally_convertible, gen_aux_info_file, seek_to_line,
7041 do_cleaning): Likewise.
7042 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7043 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7044 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7046 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7048 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7049 * modulo-sched.c (undo_replace_buff_elem): New structure.
7050 (kernel_number_of_cycles, ps_unschedule_node,
7051 undo_generate_reg_moves,free_undo_replace_buff,
7052 undo_permute_partial_schedule, loop_single_full_bb_p,
7053 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7054 build_loops_structure, get_sched_window): New.
7055 (generate_reg_moves): Return undo_replace_buff_elem and other
7057 (generate_prolog_epilog): Remove old loop versioning.
7058 (sms_schedule): Use loop information and loop_version.
7059 (sms_schedule_by_order): Split part of it to get_sched_window.
7060 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7061 cfg_layout_finalize and free_dominance_info before/after SMS.
7063 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7065 * cfghooks.c (lv_flush_pending_stmts,
7066 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7067 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7068 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7069 lv_add_condition_to_bb,
7070 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7071 flush_pending_stmts): New in cfg_hooks structure.
7072 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7073 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7074 lv_add_condition_to_bb): New declarations.
7075 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7077 (loop_version): Declare.
7078 * cfgloopmanip.c (cfghooks.h): Include.
7079 (duplicate_loop_to_header_edge): Change return type to bool.
7080 (loop_version, lv_adjust_loop_entry_edge): Move here.
7081 * cfgrtl.c (cfgloop.h): Include.
7082 (rtl_verify_flow_info_1): Fix.
7083 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7084 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7086 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7087 tree_lv_add_condition_to_bb): New.
7088 (tree_cfg_hooks): Add new hooks to initialization.
7089 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7090 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7092 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7094 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7095 xstormy16_below100_or_register,
7096 xstormy16_splittable_below100_or_register, and
7097 nonimmediate_nonstack_operand.
7099 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7100 xstormy16_ineqsi_operator, equality_operator,
7101 inequality_operator, shift_operator,
7102 xstormy16_below100_operand, xstormy16_below100_or_register,
7103 xstormy16_splittable_below100_or_register,
7104 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7105 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7106 equality_operator, inequality_operator,
7107 xstormy16_below100_operand, xstormy16_below100_or_register,
7108 xstormy16_splittable_below100_or_register,
7109 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7110 nonimmediate_nonstack_operand, shift_operator): Move to
7112 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7113 * config/stormy16/stormy16.md: Include predicates.md.
7114 * config/stormy16/predicates.md: New.
7116 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7118 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7119 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7120 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7121 move_operand, power_of_2_operand): Move to predicates.md.
7122 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7123 PREDICATE_CODE): Remove.
7124 * config/iq2000/iq2000.md: Include predicates.md.
7125 * config/iq2000/predicates.md: New.
7127 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7129 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7130 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7131 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7132 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7133 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7134 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7135 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7136 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7137 (TARGET_M68HC11): Delete.
7138 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7139 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7140 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7141 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7142 (nb_soft_regs): Delete.
7143 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7144 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7145 and MASK_M6812 being set simultaneously. Change the code that sets
7146 the default m68hc11_soft_reg_count to use integers instead of strings.
7147 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7148 m68hc11_soft_reg_count (which now has an int type) as the number
7150 * config/m68hc11/m68hc11.opt: New file.
7152 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7154 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7155 fp_displacement_operand, sp_displacement_operand.
7157 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7159 Remove the prototypes for tst_operand, cmp_operand,
7160 stack_register_operand, d_register_operand,
7161 hard_addr_reg_operand, splitable_operand,
7162 m68hc11_logical_operator, m68hc11_arith_operator,
7163 m68hc11_non_shift_operator, m68hc11_shift_operator,
7164 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7165 non_push_operand, hard_reg_operand, and
7166 reg_or_some_mem_operand.
7167 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7169 (tst_operand, cmp_operand, non_push_operand,
7170 splitable_operand, reg_or_some_mem_operand,
7171 stack_register_operand, d_register_operand,
7172 hard_addr_reg_operand, hard_reg_operand,
7173 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7174 m68hc11_arith_operator, m68hc11_non_shift_operator,
7175 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7177 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7178 * config/m68hc11/m68hc11.md: Include predicates.md.
7179 * config/m68hc11/predicates.md: New.
7181 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7184 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7185 change checked in along with 2005-03-03's patch for debug/20253.
7186 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7187 (remap_decl): Insert type decl in map earlier.
7189 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7191 PR tree-optimization/20640
7192 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7193 post-dominator if it has phi nodes.
7194 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7195 before dead statements.
7197 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7200 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7202 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7204 PR rtl-optimization/20290
7205 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7206 in every iteration if the entry point is the exit test.
7208 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7210 * config/cris/cris.md (attribute "length"): Define.
7212 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7214 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7215 (word_offset_memref_operand): New.
7216 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7217 (indexed_or_indirect_operand): Delete.
7218 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7219 (indexed_or_indirect_operand): Delete.
7221 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7224 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7227 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7228 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7230 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7232 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7234 2005-04-01 Ian Lance Taylor <ian@airs.com>
7236 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7237 (rus, prus): Remove static variables.
7238 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7239 (process_command): Permit report_times and use_pipes together.
7241 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7243 * c-decl.c (validate_proto_after_old_defn): Look at
7244 TYPE_MAIN_VARIANT of argument types.
7246 2005-04-01 Paul Brook <paul@codesourcery.com>
7248 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7249 (arm_output_function_epilogue): Allow call_via_SP.
7250 (thumb_call_via_reg, arm_file_end): Ditto.
7251 * config/arm/arm.h (struct machine_function): Include space for SP.
7252 (thumb_call_via_label): Update declaration.
7254 2005-04-01 Ian Lance Taylor <ian@airs.com>
7256 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7257 doing a peephole optimization, once again put any notes in the
7260 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7262 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7264 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7266 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7267 (block_alloc, find_free_reg): Likewise.
7268 * loop-doloop.c (doloop_modify): Likewise.
7269 * loop-invariant.c (record_use): Likewise.
7270 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7271 get_iv_value, canon_condition, eliminate_implied_condition,
7272 eliminate_implied_condition, simplify_using_initial_values,
7273 shorten_into_mode, canonicalize_iv_subregs,
7274 iv_number_of_iterations): Likewise.
7275 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7276 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7277 unswitch_loop): Likewise.
7278 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7279 move_movables, replace_call_address, find_and_verify_loops,
7280 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7281 record_giv, final_giv_value, general_induction_var,
7282 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7283 loop_giv_dump): Likewise.
7285 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7286 GCOV_CHECK_WRITING): Remove.
7287 (gcov_position, gcov_rewrite): Use gcc_assert.
7288 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7289 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7290 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7293 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7295 * tree-inline.c: Fix a typo.
7297 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7299 * configure.ac (enable-checking): Explicitly set all variables for
7300 collective switch values. Alphabetize variables. Rename
7301 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7303 * doc/install.texi (enable-checking): Update documentation.
7304 * configure: Rebuilt.
7306 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7308 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7311 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7313 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7314 Also reject cases where this pattern will cause load delay stalls
7315 unless optimizing for size and it will produce a shorter sequence.
7316 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7317 variants to avoid pre-adjusting the base when possible.
7319 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7321 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7322 the frame and argument pointers.
7323 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7324 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7325 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7326 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7327 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7328 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7330 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7332 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7333 with entry for selectany attribute.
7334 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7336 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7337 (i386_pe_asm_named_section): Handle sections generated by
7338 selectany attribute.
7339 * doc/extend.texi (selectany): Document attribute.
7341 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7342 Jan Hubicka <jh@suse.cz>
7344 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7345 to fix addresses involving EBP and ESP.
7346 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7347 for SUBREGed registers.
7348 (legitimate_address_p): Accept SUBREGed registers.
7350 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7353 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7354 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7357 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7359 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7361 2005-04-01 James E Wilson <wilson@specifixinc.com>
7364 * dwarf2out.c (rtl_for_decl_init): New function.
7365 (rtl_for_decl_location): Extracted from here.
7366 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7367 add_const_value_attribute. Delete initializer_constant_valid_p call.
7369 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7371 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7372 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7373 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7374 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7375 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7376 config/i386/i386.md, config/rs6000/predicates.md,
7377 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7378 config/s390/s390.c, config/stormy16/stormy16.c,
7379 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7382 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7385 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7386 COND_EXPR and CALL_EXPR.
7388 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7391 * genautomata.c (first_cycle_unit_presence): Check all alternative
7392 states for unit presence.
7394 * doc/md.texi: Remove remark about impossibility to query unit
7395 presence in non nondeterministic automaton state.
7397 * config/ia64/ia64.c (get_template): Change order of unit querying.
7399 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7401 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7404 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7406 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7407 flag for edges outside any loops.
7409 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7411 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7413 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7415 * tree-ssa-alias.c: Follow spelling conventions.
7416 * doc/tree-ssa.texi: Fix a typo.
7418 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7420 * postreload-gcse.c: Include target.h.
7421 (gcse_after_reload_main): Return early if we cannot modify jumps.
7422 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7424 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7426 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7427 expensive operations.
7429 2005-03-31 Ian Lance Taylor <ian@airs.com>
7431 * collect2.c (lderrout): New variable.
7432 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7433 if it is set, to stderr.
7434 (handler): Unlink lderrout if it is set.
7435 (dump_file): Add "to" parameter. Change all callers.
7436 (main): Initialize lderrout.
7437 (collect_execute): Add errname parameter. Change all callers.
7438 Rename redir parameter to outname. Never pass
7439 PEX_STDERR_TO_STDOUT to pex_run.
7440 * collect2.h (collect_execute, dump_file): Update declarations.
7441 * tlink.c (tlink_execute): Add errname parameter. Change all
7443 (do_tlink): Check lderrout as well as ldout.
7445 2005-03-31 Caroline Tice <ctice@apple.com>
7447 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7448 (bb-reorder.o): Add errors.h to list of requirements.
7449 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7450 profiledbootstrap flags.
7451 * bb-reorder.c (errors.h): Add new include.
7452 (struct bbro_basic_block_data_def): Add new field, in_trace.
7453 (add_unlikely_executed_notes): Remove function.
7454 (mark_bb_for_unlikely_executed_section): Remove function.
7455 (insert_section_boundary_note): New function.
7456 (verify_hot_cold_block_grouping): New function.
7457 (push_to_next_round_p): Remove variables and tests that push all
7458 cold blocks to last round.
7459 (find_traces): Remove code that added extra round of trace finding
7460 when doing partitioning.
7461 (find_traces_1_round) : Remove variable last_round; add code to
7462 update new struct field, in_trace; correct trace_length where it was
7463 incorrect before (after call to copy_bb); change code that pushed all
7464 cold blocks to last round. Instead verify that all blocks going into
7465 a trace belong in the same partition.
7466 (connect_traces): Modify to connect the traces in two passes, if the
7467 function contains both hot and cold blocks. The first pass connects
7468 all the traces for blocks in the partition that the first block in
7469 the function belongs to; the second pass connnects all the traces
7470 containing blocks that belong in the other partition.
7471 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7472 code that automatically put the first block in a function into the
7473 hot partition if the function had any hot blocks.
7474 (fix_crossing_unconditional_branches): Check number of succ edges
7475 before attempting to get one.
7476 (fix_edges_for_rarely_executed_code): Update comment describing
7478 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7479 remove call to add_unlikely_executed_notes; add call to
7480 verify_hot_cold_block_grouping.
7481 (duplicate_computed_gotos): Don't change computed goto if it's a
7483 (partition_hot_cold_basic_blocks): Update function comment.
7484 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7486 (try_forward_edges): Likewise.
7487 (merge_blocks_move_predecessor_nojumps): Likewise.
7488 (merge_blocks_move_successor_nojumps): Likewise.
7489 (merge_blocks_move): Likewise.
7490 (try_crossjump_bb): Likewise.
7491 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7492 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7493 notes to cold bb's; remove call to update_unlikely_executed_notes.
7494 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7495 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7496 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7497 function declaration.
7498 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7500 (rtl_can_merge_blocks): Remove redundancy from condition.
7501 (try_redirect_by_replacing_jump): Likewise.
7502 (force_nonfallthru_and_redirect): Remove code for adding
7503 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7504 (commit_one_edge_insertion): Likewise.
7505 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7506 * dbxout.c (FORCE_TEXT): Replace function_section with
7507 current_function_section.
7508 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7509 function, switch_text_section.
7510 (struct xcoff_debug): Likewise.
7511 (dbxout_function_end): Add code to put out label diffs for both
7512 hot and cold sections.
7513 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7514 for new debug_hooks funciton, switch_text_section..
7515 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7516 switch_text_section.
7517 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7518 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7519 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7520 dw_fde_switched_sections.
7521 (output_call_frame_info): Add test to see if function switches text
7522 sections in the middle; if so, use appropriate extra hot and cold
7523 section labels to compute size deltas for the hot and cold sections.
7524 (dwarf2out_begin_prologue): Add code to initialize new fields in
7526 (dwarf2out_switch_text_section): New function (invoked through
7527 debug_hook); updates new fields in dw_fde_struct appropriately and
7528 increments separate_line_info_table_in_use.
7529 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7530 dwarf2out_switch_text_section.
7531 (struct var_loc_node): Add new field, section_label.
7532 (output_aranges): Add code to check whether in hot or cold section and
7533 use the appropriate label in calculating deltas.
7534 (output_ranges): Likewise.
7535 (output_line_info): Add code to check which section we're in and
7536 use appropriate hot/cold label.
7537 (add_location_or_constant_value_attribute): Likewise.
7538 (gen_subprogam_die): Modify arange attributes to use correct labels.
7539 (dwarf2out_begin_block): Change call to function_section into call to
7540 current_function_section.
7541 (dwarf2out_end_block): Likewise.
7542 (dwarf2out_source_line): Likewise.
7543 (dwarf2out_var_location): Add code to check whether in hot or cold
7544 section and use the appropriate label.
7545 * except.c (output_function_exception_table): Change call to
7546 function_section into call to current_function_section.
7547 * final.c (profile_function): Likewise.
7548 (scan_ahead_for_unlikely_executed_note): Remove function.
7549 (final_scan_insn): Remove calls to
7550 scan_ahead_for_unlikely_executed_note, and related code for switching
7551 to cold section, except for the single time
7552 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7553 debug_hooks->switch_text_sections; replace appropriate calls to
7554 function_section with calls to current_function_section.
7555 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7556 test_bb to condition.
7557 (find_if_case_2): Likewise.
7558 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7559 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7560 * opts.c (decode_options): Change warning about hot/cold partitioning
7561 with exceptionss to inform (so as not to cause bootstrap failures);
7562 remove warning about partitioning with DWARF debug info.
7563 * output.h (current_function_section): Add new function decl.
7564 (insert_section_boundary_note): Likewise.
7565 (enum in_section): Move this declaration here from varasm.c.
7566 (unlikely_section_label): Likewise.
7567 (unlikely_text_section_name): Likewise.
7568 (last_text_section_name): New global variable.
7569 (last_text_section): Likewise.
7570 (hot_section_label): Likewise.
7571 (hot_section_end_label): Likewise.
7572 (cold_section_end_label): Likewise.
7573 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7574 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7575 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7576 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7577 insn from consideration.
7578 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7579 switch_text_section.
7580 * varasm.c (basic-block.h): Add new include.
7581 (unlikely_section_label_printed): Remove global variable.
7582 (unlikely_section_label): Make global variable not be static any more.
7583 (unlikely_text_section_name): Likewise.
7584 (hot_section_end_label): New global variable (not static)
7585 (first_function_block_is_cold): Likewise.
7586 (hot_section_label): Likewise.
7587 (cold_section_end_label): Likewise..
7588 (last_text_section): New global variable, not static.
7589 (last_text_section_name): New global variable, not static.
7590 (initialize_cold_section_name): New function.
7591 (enum in_section): Move declaration to output.h.
7592 (text_section): Update last_text_section.
7593 (unlikely_text_section): Replace code to determine cold section name
7594 with call to initialize_cold_section_name; Add code to update
7595 last_text_section; remove code for printing out label.
7596 (named_section_real): Add code to update last_text_section and
7597 last_text_section_name as appropriate.
7598 (function_section): Change test for 'unlikely' to depend on
7599 first_function_block_is_cold (moved old test to
7600 current_function_section).
7601 (current_function_section): New function.
7602 (assemble_start_function): Move code that frees
7603 unlikely_text_section_name; initialize hot_section_end_label;
7604 print hot and cold section labels at the start of the function;
7605 set first_function_block_is_cold, if appropriate; initialize l
7606 ast_text_section; add call to insert_section_boundary_note.
7607 (assemble_end_function): Add code to write out hot and cold section
7609 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7610 switch_text_section.
7611 * config/darwin.c (machopic_select_section): Replace incorrect
7612 function in base_funs; update reloc for cold sections if necessary.
7613 * config/darwin.h (SECTION_FUNCTION): Add code to update
7614 last_text_section if appropriate.
7615 (text_unlikely_section): Remove.
7616 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7617 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7618 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7619 partitioning for this architecture.
7621 2005-03-31 Olivier Hainque <hainque@adacore.com>
7623 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7624 defined and non-zero.
7626 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7629 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7632 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7635 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7636 label operand. Remove (use (unspec..)). Don't emit a label on
7638 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7639 generate inline label for load_toc_v4_PIC_1b.
7640 (rs6000_emit_load_toc_table): Likewise.
7642 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7644 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7645 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7647 2005-03-29 Devang Patel <dpatel@apple.com>
7649 * tree-sra.c (decide_block_copy): Disable scalarization of
7652 2005-03-30 Stuart Hastings <stuart@apple.com>
7653 Dale Johannesen <dalej@apple.com>
7655 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7656 * print-tree.c (print_node): Add case STATEMENT_LIST.
7658 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7660 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7661 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7662 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7663 is given with "powerpc64*" or "all", or when --with-cpu chooses
7666 2005-03-30 James E. Wilson <wilson@specifixinc.com>
7669 * dwarf2out.c (add_high_low_attributes): New function, extracted from
7670 gen_lexical_block_die.
7671 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7673 2005-03-31 Jan Hubicka <jh@suse.cz>
7675 2004-11-02 Jan Hubicka <jh@suse.cz>
7677 * cgraph.c (cgraph_varpool_node_name): New function.
7678 (dump_cgraph_varpool_node): New function.
7679 (dump_varpool): New function.
7680 * cgraphunit.c (cgraph_optimize): Dump varpool.
7682 2004-10-16 Jan Hubicka <jh@suse.cz>
7684 * cgraph.c (decide_is_variable_needed): New function.
7685 (cgraph_varpool_finalize_decl): Use it.
7686 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7688 * final.c (output_addr_const): Do not call mark_referenced.
7689 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7690 always go via cgraph.
7691 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7692 (check_global_declarations): Ifdef out code clearing DECL_RTL.
7693 * tree-optimize.c (execute_inline): Mark functions called.
7694 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7696 2004-10-11 Jan Hubicka <jh@suse.cz>
7698 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7699 (cgraph_varpool_last_needed_node): New static variable.
7700 (enqueue_needed_varpool_node): Break out from ...; add items to the
7701 end of queue; update first pointers.
7702 (cgraph_varpool_mark_needed_node): ... here.
7703 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7704 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7705 * cgraph.h (cgraph_varpool_node): Add analyzed field.
7706 (cgraph_varpool_first_unanalyzed_node): Declare.
7707 * cgraphunit.c: Include output.h.
7708 (cgraph_varpool_analyze_pending_decls): New function.
7709 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7710 for errors, analyze pending decls.
7711 (cgraph_finalize_compilation_unit): Only analyze decls.
7712 (cgraph_optimize): Assemble the decls after expanding.
7714 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
7716 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7717 subvars get marked properly in tags for grouping.
7718 (add_pointed_to_var): Mark only actual pointed to
7719 variables/subvars in addresses needed.
7720 (create_overlap_variables_for): Clear call clobbered on original
7722 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7723 addresable vars with subvars into list.
7724 * tree-ssa.c (verify_ssa_name): Verify original is not used where
7727 2005-03-30 Richard Henderson <rth@redhat.com>
7729 * cgraph.h (struct cgraph_node): Add alias.
7730 * varasm.c (assemble_alias): Set it.
7731 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7732 avoid calling cgraph_expand_function.
7734 2005-03-30 Tom Tromey <tromey@redhat.com>
7736 * tree.def (FILE_TYPE): Removed.
7737 * typeclass.h (enum type_class): Removed file_type_class.
7738 * dwarf2out.c (is_base_type): Updated.
7739 (gen_type_die): Likewise.
7740 * dbxout.c (dbxout_type): Updated.
7741 * builtins.c (type_to_class): Updated.
7742 * tree.c (type_contains_placeholder_1): Updated.
7743 * config/sparc/sparc.c (sparc_type_code): Updated.
7744 * config/ia64/ia64.c (hfa_element_mode): Updated.
7745 * expr.c (count_type_elements): Updated.
7746 * stor-layout.c (layout_type): Updated.
7747 * tree-inline.c (remap_type): Updated.
7748 * tree-pretty-print.c (dump_generic_node): Updated.
7750 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7752 * builtins.c (expand_builtin_powi): Fix mode of
7753 2nd argument to match int.
7754 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7755 2nd argument type to int.
7756 * libgcc2.c: Change prototype of __powi* functions to use
7759 2005-03-30 Dale Johannesen <dalej@apple.com>
7762 * calls.c (expand_call): Flush pending deferrals before
7765 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7769 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7770 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7771 c_label_context, label_context_stack): New.
7772 * c-decl.c (define_label): Check for jumps into statement
7773 expressions. Add label to list of defined labels.
7774 (start_function): Push context on label_context_stack.
7775 (finish_function): Pop context from label_context_stack.
7776 * c-typeck.c (label_context_stack): New.
7777 (c_finish_goto_label): Check for jumps into statement
7778 expressions. Add label to list of jumped to labels.
7779 (struct c_switch): Add blocked_stmt_expr.
7780 (c_start_case): Initialize it.
7781 (do_case): Check it.
7782 (c_finish_case): Verify !blocked_stmt_expr.
7783 (c_begin_stmt_expr): Push context on label_context_stack.
7784 Increment blocked_stmt_expr. Mark labels jumped to from outside
7786 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
7787 defined in the statement expression and no longer jumpable to.
7788 Mark labels jumped to from just outside the statement expression
7789 as again definable. Pop context from label_context_stack.
7790 * doc/extend.texi (Statement Exprs): Update.
7792 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7795 * c-decl.c (start_function): Check for old_decl being
7798 2005-03-30 Ian Lance Taylor <ian@airs.com>
7800 * final.c (final): Remove prescan parameter. Change all callers.
7801 (final_scan_insn): Remove prescan parameter. Change all callers.
7803 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
7805 * tree-vectorizer.c: Fix comment typos.
7807 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
7809 * tree-scalar-evolution.c (instantiate_parameters_1): Return
7810 as soon as a chrec_dont_know is detected.
7812 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
7814 Merge from csl-arm-branch.
7815 2004-02-12 Mark Mitchell <mark@codesourcery.com>
7817 * tlink.c (recompile_files): Do not assume that "rename" can
7818 overwrite an existing file.
7820 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
7822 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7823 * gcc/configure: Regenerate.
7825 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7827 * doc/install.texi: Update binutils requirement for powerpc*-linux.
7829 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7831 * calls.c (struct arg_data): Update "partial" comment.
7832 (load_register_parameters): Update "nregs" comment.
7834 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7836 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7837 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7838 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7839 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7840 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7841 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7842 than target_flags & 0.
7843 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7844 (iq2000_arch, iq2000_parse_cpu): Delete.
7845 (TARGET_HANDLE_OPTION): Override default.
7846 (iq2000_handle_option): New function.
7847 (override_options): Remove -march= and -mcpu= handling.
7848 * config/iq2000/iq2000.opt: New file.
7850 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7852 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7853 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7854 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7855 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7856 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7857 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7858 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7859 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7860 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7861 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7862 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7863 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7864 (c4x_rpts_cycles_string, c4x_cpu_version_string)
7865 (TARGET_OPTIONS): Delete.
7866 (c4x_rpts_cycles, c4x_cpu_version): Declare.
7867 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7868 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7869 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7870 (c4x_cpu_version_string): Delete.
7871 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7872 (c4x_handle_option): New function. Map -m3x and -m4x options to the
7873 equivalent -mcpu= option.
7874 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7875 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7876 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7877 or clearing the appropriate MASK_* bit.
7878 (c4x_file_start): Use c4x_cpu_version.
7879 * config/c4x/c4x.opt: New file.
7881 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7883 * doc/options.texi: Document the new MaskExists flag.
7884 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7885 if the option has the MaskExists flag.
7887 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7889 * opt-functions.awk (flag_set_p, test_flag): New functions.
7890 (switch_flags): Use them.
7891 * opth-gen.awk: Use flag_set_p to check for flags.
7892 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
7894 2005-03-30 Ian Lance Taylor <ian@airs.com>
7896 * config.host (i[34567]86-*-mingw32*): Don't set
7897 host_can_use_collect2 to no.
7899 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7902 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7903 Remove convert_memory_address call duplicating that in memory_address.
7905 2005-03-29 Richard Henderson <rth@redhat.com>
7908 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7909 (build_compound_literal): Likewise. Propagate decl type into the
7911 (finish_decl): Likewise. Use new return value from complete_array_type
7912 for zero sized arrays.
7913 (complete_array_type): Move ...
7914 * c-common.c (complete_array_type): ... here. Change first argument
7915 to pointer-to-type-node. Consistently use sizetype for the index
7916 except for zero sized arrays. Detect zero sized arrays for pedantic
7917 mode diagnostics. Create a new type node instead of modifying the
7919 * c-tree.h (complete_array_type): Move decl ...
7920 * c-common.h (complete_array_type): ... here.
7922 2005-03-29 Richard Henderson <rth@redhat.com>
7925 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7927 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7929 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7930 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7931 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7932 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7934 2005-03-29 Eric Christopher <echristo@redhat.com>
7936 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7937 truthvalue conversion removal.
7939 2005-03-29 Ian Lance Taylor <ian@airs.com>
7942 * collect2.c: Never include <vfork.h>.
7943 (VFORK_STRING, vfork): Don't define.
7944 (pid): Remove global variable.
7945 (handler): Call raise instead of kill (getpid(), ...).
7946 (collect_wait): Add pex parameter. Change all callers. Use
7947 pex_get_status rather than pwait.
7948 (do_wait): Add pex parameter. Change all callers.
7949 (collect_execute): Return struct pex_obj * rather than void. Use
7950 pex routines rather than pexecute.
7951 (fork_execute): Get pex_obj from collect_execute, and pass it to
7953 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7954 Only declare quit_handler if SIGQUIT is defined.
7955 (scan_libraries): Likewise.
7956 * collect2.h (collect_execute): Update declaration.
7957 (collect_wait): Update declaration.
7958 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7959 pass it to collect_wait.
7961 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
7964 * c-parser.c (c_parser_compound_statement_nostart): Give error
7965 message for EOF instead of just setting parser->error.
7967 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
7969 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7970 (slpeel_update_phi_nodes_for_guard1): New function.
7971 (slpeel_update_phi_nodes_for_guard2): New function.
7972 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7973 of slpeel_update_phi_nodes_for_guard.
7974 (vectorize_loops): Remove call to loop_closed_rewrite.
7975 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7978 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7980 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7981 (TARGET_LITTLE_ENDIAN): New macro.
7982 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7983 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7984 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7985 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7986 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7987 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7988 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7989 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7990 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7991 (TARGET_OPTIONS): Delete.
7992 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7993 (CACHE_FLUSH_TRAP): Turn into an integer.
7994 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7995 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7996 -mflush-trap is in use.
7997 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7998 (m32r_cache_flush_trap_string): Delete.
7999 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8000 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8001 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8002 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8003 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8004 -mmodel= and -msdata= handling from...
8005 (m32r_init): ...here.
8006 * config/m32r/m32r.opt: New file.
8008 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8010 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8011 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8012 * tree-vect-analyze.c (vect_object_analysis): additional parm
8013 pass back a "struct ptr_info_def *" with the points-to info.
8014 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8015 statement using info returned from vect_object_analysis.
8016 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8017 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8018 for virtual uses and defs when creating a replacement vector
8019 reference. Call duplicate_ssa_name_ptr_info to define points-to
8020 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8021 (vectorizable_store): copy_virtual_operands and update
8022 definition statements.
8023 (vectorizable_load): copy_virtual_operands. Remove call to
8024 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8025 * tree-vectorizer.c (vectorize_loops): Remove calls to
8026 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8027 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8028 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8029 define macro STMT_VINFO_PTR_INFO for use in accessing.
8030 * tree.h add export of duplicate_ssa_name_ptr_info.
8031 * rs6000.c (altivec_init_builtins): Declare builtin function
8032 __builtin_altivec_mask_for_load to be "const".
8034 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8037 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8038 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8039 assemble_variable on aliases.
8040 * varasm.c (assemble_alias): Set node->alias.
8041 * toplev.c (wrapup_global_declarations): Don't call
8042 rest_of_decl_compilation on aliases again.
8044 2005-03-29 Paul Brook <paul@codesourcery.com>
8046 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8047 * config/arm/arm.c (arm_dbx_register_number): New function.
8048 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8050 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8053 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8054 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8056 2005-03-29 Dale Johannesen <dalej@apple.com>
8058 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8059 $(TREE_H) and $(COVERAGE_H).
8060 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8061 * opts.c (common_handle_option): Enable tree-based value transforms.
8062 * toplev.c (process_options): Ditto.
8063 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8064 refers to references to this type.
8065 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8066 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8067 for may_be_more, may_be_less.
8068 (rtl_gen_pow2_profiler): Adjust.
8069 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8070 (rtl_gen_one_value_profiler): Adjust.
8071 (rtl_gen_const_delta_profiler): Adjust.
8072 * tree-profile.c (tree_gen_interval_profiler): Implement.
8073 (tree_gen_pow2_profiler): Ditto.
8074 (tree_gen_one_value_profiler): Ditto.
8075 (tree_profiling): New.
8076 (pass_tree_profile): Reference it.
8077 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8079 (insn_divmod_values_to_profile): Rename to
8080 rtl_divmod_values_to_profile. Adjust.
8081 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8082 (insn_prefetch_values_to_profile): Adjust.
8083 (rtl_value_profile_transformations): Adjust.
8084 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8085 (gen_mod_pow2): Rename to rtl_mod_pow2.
8086 (gen_mod_subtract): Rename to rtl_mod_subtract.
8087 (divmod_fixed_value_transform): Rename to
8088 rtl_divmod_fixed_value_transform.
8089 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8090 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8091 (rtl_find_values_to_profile): Adjust.
8092 (tree_value_profile_transformations): Implement.
8093 (tree_divmod_values_to_profile): New.
8094 (tree_values_to_profile): New.
8095 (tree_divmod_fixed_value): New.
8096 (tree_mod_pow2): New.
8097 (tree_mod_subtract): New.
8098 (tree_divmod_fixed_value_transform): New.
8099 (tree_mod_pow2_value_transform): New.
8100 (tree_mod_subtract_transform): New.
8101 (tree_find_values_to_profile): Implement.
8102 * profile.c (instrument_values): Free histograms.
8103 (compute_value_histograms): Adjust. Implement tree version.
8105 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8107 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8108 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8109 variable. Output "fldcw" depending on round_mode.
8110 * config/i386/i386.md (UNSPEC_FIST): New.
8111 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8112 New isns patterns to implement lrint and llrint built-ins as x87
8114 (fistdi2, fist<mode>2 splitters): New splitters.
8115 (lrint<mode>2): New expanders.
8117 2005-03-28 Ian Lance Taylor <ian@airs.com>
8119 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8120 0 when calling final_scan_insn.
8122 2005-03-28 Jan Hubicka <jh@suse.cz>
8125 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8128 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8129 types where possible.
8131 2005-03-26 Per Bothner <per@bothner.com>
8133 Make -f[no-]show-column also control non-cpp diagnostics.
8134 * c.opt (fshow-column): Move option from here ...
8135 * common.opt (fshow-column): ... to here.
8136 * diagnostic.c (diagnostic_build_prefix): Only print column number
8137 if flag_show_column.
8139 2005-03-27 Steven Bosscher <stevenb@suse.de>
8141 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8142 vax_output_conditional_branch): New prototypes.
8143 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8144 extracted from vax.md mov and add patterns.
8145 (vax_output_conditional_branch): New function to output conditional
8146 branch instructions.
8147 * vax.md: Use mode macros for arithmetic and mov patterns.
8148 Use code macros for the jump patterns.
8150 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8152 * Makefile.in (libbackend.o): Depend on version files;
8153 add custom generation command.
8155 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8158 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8159 sure that we have a REG before getting its REGNO.
8161 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8163 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8164 * builtins.def (BUILT_IN_STRNDUP): New.
8166 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8168 PR tree-optimization/20470
8169 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8172 2005-03-25 Mike Stump <mrs@apple.com>
8174 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8177 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8179 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8180 Use our own structure definitions.
8182 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8183 (fix_truncdfsi2): Allow registers or memory as destination.
8184 When TARGET_PPC_GFXOPT, generate simplified pattern.
8185 (fix_truncdfsi2_internal): Use define_insn_and_split.
8186 (fix_truncdfsi2_internal_gfxopt): New.
8187 (fctiwz): Don't confuse register allocation by giving it no choices.
8189 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8190 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8191 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8192 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8194 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8196 * dominance.c (free_dominance_info): Speed up by freeing et
8197 data structures without maintaining other nodes.
8198 * et-forest.c (et_free_tree_force): New.
8199 * et-forest.h: Add a prototype for et_free_tree_force.
8201 * tree.c (get_set_constructor_bits,
8202 get_set_constructor_bytes): Remove.
8203 * tree.h: Remove the corresponding prototypes.
8205 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8208 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8209 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8210 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8211 PRE_DEC, NEG and NOT.
8213 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8215 * fold-const.c: Convert uses of fold (build (...)) to
8218 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8220 PR rtl-optimization/20249
8221 * cse.c (insert_regs): Do not record equivalence of registers in
8224 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8226 * emit-rtl.c (reverse_comparison): Remove.
8227 * rtl.h: Remove the corresponding prototype.
8229 2005-03-24 James E Wilson <wilson@specifixinc.com>
8231 * doc/install.texi (--enable-altivec): Delete docs.
8233 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8235 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8236 SFmode and DFmode before reload when
8237 flag_unsafe_math_optimizations not enabled.
8239 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8241 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8243 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8244 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8246 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8248 * configure.ac (enable-checking): Add 'runtime' option.
8249 * doc/install.texi (enable-checking): Document 'runtime' checking.
8250 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8251 * config.in: Regenerated.
8252 * configure: Regenerated.
8254 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8256 * optabs.h (enum optab_index): Remove OTI_llrint.
8257 (llrint_optab): Remove macro.
8258 * optabs.c (init_optabs): Remove llrint_optab initialization.
8259 * genopinit.c (optabs): Remove llrint_optab implementation.
8260 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8263 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8265 PR rtl-optimization/20532
8266 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8267 overflow when adding coefficients for PLUS or MINUS.
8268 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8271 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8273 * langhooks.h (truthvalue_conversion): Remove.
8274 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8275 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8276 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8277 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8278 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8280 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8282 * params.def: Fix a typo.
8283 * config/mips/mips.c: Follow the spelling convensions.
8284 * doc/invoke.texi: Fix typos.
8286 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8288 Fix PR tree-optimization/20601
8290 * tree-ssa-pre.c (insert_aux): Add missing condition to
8293 2005-03-23 Ian Lance Taylor <ian@airs.com>
8295 * final.c (final_scan_insn): Don't remove no-op instructions.
8296 * reload1.c (reload): Remove simple no-op instructions even when
8299 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8301 PR tree-optimization/20501
8302 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8303 reporting that peeling for alignment is applied moved to...
8304 * (vect_analyze_data_refs_alignment): Here.
8306 2005-03-23 Ian Lance Taylor <ian@airs.com>
8308 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8310 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8312 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8313 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8315 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8317 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8318 imply that this is called once, independent of asms in code.
8319 Adjust to now being pased output and input lists. Mention helper
8320 function decl_overlaps_hard_reg_set_p.
8321 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8322 hook_tree_tree_identity and to take three trees, returning third.
8323 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8325 * stmt.c: include hard-reg-set.h before tree.h.
8326 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8327 (decl_conflicts_with_clobbers_p): Call
8328 decl_overlaps_hard_reg_set_p.
8329 (expand_asm_operands): Pass output and input lists in call to
8330 targetm.md_asm_clobbers.
8331 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8332 hook_tree_tree_tree_tree_3rd_identity.
8333 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8335 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8336 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8337 parameters, first two unused.
8338 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8339 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8340 in constraint letters and MOF is not mentioned as a asm-declared
8341 register in neither of the input and output lists.
8343 2005-03-23 DJ Delorie <dj@redhat.com>
8345 * optabs.c (expand_binop): Make sure the first subword's result
8348 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8350 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8351 Call c_common_truthvalue_conversion rather than
8352 lang_hooks.truthvalue_conversion.
8353 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8354 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8356 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8357 c_common_truthvalue_conversion.
8358 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8359 c_parser_conditional_expression, c_parser_binary_expression): Call
8360 c_objc_common_truthvalue_conversion.
8361 * c-typeck.c (build_unary_op): Call
8362 c_objc_common_truthvalue_conversion.
8363 (build_conditional_expr): Do not call
8364 lang_hooks.truthvalue_conversion.
8365 (build_binary_op): Call c_common_truthvalue_conversion.
8366 (c_objc_common_truthvalue_conversion): Moved from
8367 c-objc-common.c. Call default_function_array_conversion instead
8368 of default_conversion.
8370 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8372 * c-common.h (default_conversion): Remove.
8373 (perform_integral_promotions): Add.
8374 * c-tree.h (default_conversion): Add.
8375 * c-typeck.c (perform_integral_promotions): New, split out from
8377 * c-common.c (check_case_value): Use perform_integral_promotions,
8378 not default_conversion.
8379 (c_add_case_label): Don't continue processing case label after
8380 found to be pointer.
8382 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8384 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8385 the prefix list if we have already added a multilib directory
8387 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8390 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8392 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8394 * reload.h: Remove the prototype for indirect_symref_ok.
8396 * reload1.c (indirect_symref_ok): Make it global.
8397 * reload.h: Add a prototype for indirect_symref_ok.
8399 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8401 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8404 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8406 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8408 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8410 * c-opts.c (c_common_parse_file): Only start/end main source file
8411 if debug hooks says the writer wants it.
8412 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8414 (xcoff_debug_hooks): Ditto.
8415 * debug.c (do_nothing_hooks): Ditto.
8416 * debug.h (gcc_debug_hooks): Ditto.
8417 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8418 * sdbout.c (sdb_debug_hooks): Ditto.
8419 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8421 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8423 * doc/extend.texi: Deprecate C++ min/max operators.
8425 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8427 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8428 artificial original candidates.
8430 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8431 Jan Hubicka <jh@suse.cz>
8432 Steven Bosscher <stevenb@suse.de>
8434 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8435 call cost based on argument sizes.
8436 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8438 * params.def: (max-inline-inssn-single): Set to 450.
8439 (max-inline-insns-auto): Set to 90.
8440 (max-inline-insns-recursive): Set to 450
8441 (max-inline-insns-recursive-auto): Set to 450.
8442 (large-function-insns): Set to 2700.
8443 (inline-call-cost): New parameter.
8444 * tree-inline.c (estimate_move_cost): New function.
8445 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8446 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8448 * tree-inline.h (estimate_move_cost): Declare.
8449 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8450 (max-inline-insns-auto): Change default to 90.
8451 (max-inline-insns-recursive): Change default to 450
8452 (max-inline-insns-recursive-auto): Change default to 450.
8453 (large-function-insns): Change default to 2700.
8454 (inline-call-cost): Document new parameter.
8456 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8458 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8459 (TARGET_DEFAULT): Delete.
8460 * config/i860/i860.opt: New file.
8462 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8464 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8465 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8466 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8467 (frv_sched_lookahead): Delete.
8468 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8469 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8470 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8471 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8472 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8473 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8474 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8475 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8476 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8477 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8478 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8479 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8480 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8481 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8482 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8483 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8484 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8485 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8486 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8487 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8488 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8489 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8490 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8491 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8492 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8493 (frv_sched_lookahead): Delete.
8494 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8495 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8496 (frv_handle_option): New function. Move -mcpu= handling from...
8497 (frv_override_options): ...here. Remove handling of other
8499 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8500 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8501 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8502 and TARGET_NO_MULTI_CE.
8503 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8504 !TARGET_VLIW_BRANCH.
8505 * config/frv/frv.opt: New file.
8507 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8509 * fold-const.c (fold_ternary): Take decomposed arguments of
8511 (fold): Update a call to fold_ternary.
8513 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8514 * tree.h: Add corresponding prototypes.
8516 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8519 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8520 between jump table and its label.
8521 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8522 resp. ADDR_DIFF_VEC and the label preceeding it.
8523 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8524 is emitted in the right section.
8526 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8528 * fold-const.c (fold_unary, fold_binary): Update comments
8531 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8533 PR rtl-optimization/20527
8534 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8535 REG_INC note, test that the register also isn't mentioned in PRED
8538 2005-03-22 Ben Elliston <bje@au.ibm.com>
8540 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8543 2005-03-21 Mike Stump <mrs@apple.com>
8545 * varasm.c (default_assemble_visibility): Remove extra ().
8547 2005-03-21 Roger Sayle <roger@eyesopen.com>
8550 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8551 to determine whether a block can be duplicated, rather than test
8552 whether the block contains noncopyable insns ourselves.
8554 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8556 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8559 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8561 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8563 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8565 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8566 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8567 * config/fr30/fr30.opt: New file.
8569 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8571 Fix PR tree-optimization/20542
8573 * tree-flow-inline.h (overlap_subvar): Move to here.
8574 * tree-ssa-operands.c: From here.
8575 * tree-flow.h (overlap_subvar): Declare.
8576 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8577 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8578 for variables with subvars.
8580 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8583 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8584 * modulo-sched.c (const_iteration_count): Return on NULL
8586 (print_node_sched_params): Return on NULL dump_file.
8587 (generate_reg_moves): Handle reg-anti dependencies and disregard
8588 closing branch when generating register moves.
8589 (sms_schedule): Mark the SMSed block dirty.
8590 * passes.c (rest_of_handle_sms): Call update_life_info for all
8592 * testsuite/gcc.dg/20050321-1.c: New test.
8594 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8596 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8597 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8598 movqi_internal): Likewise.
8600 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8602 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8603 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8604 xtensa_b4const): Delete prototypes.
8605 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8606 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8607 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8608 xtensa_extra_constraint): New prototypes.
8609 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8610 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8611 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8612 move_operand, const_float_1_operand, fpmem_offset_operand,
8613 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8614 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8615 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8616 argument type to HOST_WIDE_INT.
8617 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8618 xtensa_mask_immediate): Likewise.
8619 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8620 Likewise. Also make these functions static.
8621 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8622 (xtensa_const_ok_for_letter_p): New.
8623 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8624 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8625 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8626 move_operand, const_float_1_operand, fpmem_offset_operand,
8627 branch_operator, ubranch_operator, boolean_operator): Move to
8629 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8630 (xtensa_mem_offset): Change return type to bool.
8631 (xtensa_extra_constraint): New.
8632 (gen_int_relational): Update type of const_range_p function pointer.
8633 Use xtensa_b4const_or_zero.
8634 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8635 xtensa_const_ok_for_letter_p. Update comments.
8636 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8637 (PREDICATE_CODES): Delete.
8638 * config/xtensa/xtensa.md: Include predicates.md.
8639 * config/xtensa/predicates.md: New file.
8641 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8643 * config/v850/v850-protos.h: Remove the prototypes for
8644 reg_or_int9_operand, reg_or_const_operand,
8645 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8646 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8647 movsi_source_operand, power_of_two_operand,
8648 not_power_of_two_operand, special_symbolref_operand,
8649 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8650 register_is_ok_for_epilogue.
8651 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8652 reg_or_int9_operand, reg_or_const_operand,
8653 call_address_operand, special_symbolref_operand,
8654 movsi_source_operand, power_of_two_operand,
8655 not_power_of_two_operand, register_is_ok_for_epilogue,
8656 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8657 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8659 * config/v850/v850.h (PREDICATE_CODES): Remove.
8660 * config/v850/v850.md: Include predicates.md.
8661 * config/v850/predicates.md: New.
8663 2005-03-21 Zack Weinberg <zack@codesourcery.com>
8665 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8666 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8667 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8668 (itoolsdir, itoolsdatadir): Move definition above new first use.
8669 (install-itoolsdirs): New rule.
8670 (install-mkheaders): Depend on install-itoolsdirs, not
8671 install-include-dir.
8673 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8675 * tree-into-ssa.c: Remove obsolete comments.
8677 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
8679 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8680 unrolling if -fpeel-loops is specified, too.
8681 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8682 Remove superfluous check for flag_unroll_loops.
8684 2005-03-21 Uros Bizjak <uros@kss-loka.si>
8686 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8687 (lrint_optab, llrint_optab): Define corresponding macros.
8688 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8689 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8690 pattern and llrint_optab using llrintdi2 patterns.
8691 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8692 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8693 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8694 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8695 flag_unsafe_math_optimizations is set.
8697 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8699 * combine.c (combine_simplify_rtx, simplify_if_then_else,
8700 simplify_logical, if_then_else_cond, known_cond,
8701 simplify_comparison): Adjust calls to reverse_comparison.
8702 Don't use combine_reversed_comparison_code).
8703 (combine_reversed_comparison_code): Remove.
8704 (reversed_comparison): Using reversed_comparison_code, move it...
8705 * jump.c (reversed_comparison): ... here.
8706 * rtl.h (reversed_comparison): Add prototype.
8708 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8710 * builtins.c (fold_builtin): Take decomposed arguments of
8712 * fold-const.c (fold_ternary): Update a call to fold_builtin.
8713 * gimplify.c (gimplify_call_expr): Likewise.
8714 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8715 * tree.h: Update the prototype of fold_builtin.
8717 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8719 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8720 * rtlhooks.c (gen_lowpart_no_emit_general): New.
8721 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8722 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8723 * simplify-rtx.c (simplify_binary_operation_1): Use it.
8725 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8727 * builtins.c (fold_builtin_1): Take decomposed arguments of
8729 (fold_builtin): Update a call to fold_builtin_1.
8731 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
8734 * gcov.c (output_lines): Only output function block summary when
8735 outputting branch information.
8736 * doc/gcov.texi: Document format of preamble and additional block
8739 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8741 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8742 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8743 the defaults false if BITS_PER_UNIT != 8.
8744 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8745 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8746 than BITS_PER_UNIT != 8.
8747 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8748 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8749 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8751 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8752 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8754 2005-03-20 Roger Sayle <roger@eyesopen.com>
8757 * fold-const.c (fold_binary): Fix type mismatch between
8758 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8759 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8760 for non-truth-valued expressions.
8762 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8763 and FUNCTION_DECL in the main switch.
8764 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8765 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8766 we also need to convert their operands to match.
8767 <TRUTH_NOT_EXPR>: Likewise.
8769 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
8771 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8772 diagnostic without checking whether an lvalue.
8773 * c-common.h (lvalue_p): Remove.
8774 (enum lvalue_use): Update comment.
8775 (lvalue_or_else): Replace by lvalue_error.
8776 * c-typeck.c (lvalue_p): Make static.
8777 (lvalue_or_else): New. Call lvalue_error.
8779 2005-03-21 Alan Modra <amodra@bigpond.net.au>
8781 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8782 (function_arg_advance): Use rs6000_parm_start.
8783 (function_arg, rs6000_arg_partial_bytes): Likewise.
8785 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8787 * c-common.c (check_case_value): Adjust comment about stripping
8789 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8790 * c-typeck.c (default_conversion, convert_arguments,
8791 build_modify_expr, convert_for_assignment, store_init_value,
8792 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8793 manually. Remove inaccurate comments.
8795 2005-03-20 Roger Sayle <roger@eyesopen.com>
8796 Joseph S. Myers <joseph@codesourcery.com>
8798 * varasm.c (do_assemble_alias): Restore comment describing function.
8799 Annotate the target parameter as potentially unused.
8801 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
8804 * config/avr/avr.c (avr_output_function_prologue): Do not use
8805 current_function_name() in a label, use a local label instead.
8807 2005-03-20 David Edelsohn <edelsohn@gnu.org>
8809 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8810 flag_finite_math_only, not flag_unsafe_math_optimizations.
8812 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8814 * builtins.c (fold_builtin_1): Update a call to
8815 targetm.fold_builtin.
8816 * hooks.c (hook_tree_tree_bool_null): Rename to
8817 hook_tree_tree_tree_bool_null. Take one more argument of type
8819 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8820 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8821 hook_tree_tree_tree_bool_null.
8822 * target.h (gcc_target): Update the prototype of fold_builtin.
8823 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8824 arguments of CALL_EXPR.
8825 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
8828 2005-03-20 Jan Hubicka <jh@suse.cz>
8830 * cgraph.h (cgraph_node): Add prev_clone pointer.
8831 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8832 (cgraph_clone_node): Produce doubly linked chain.
8834 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8836 * c-common.c (handle_aligned_attribute, check_function_sentinel,
8837 get_nonnull_operand, handle_sentinel_attribute,
8838 check_function_arguments_recurse): Do not strip NOPS from
8840 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8842 * c-format.c (get_constant): Likewise.
8843 * c-parser.c (c_parser_postfix_expression): Likewise.
8844 * c-typeck.c (set_init_index): Likewise.
8845 (convert_arguments): Don't check for NOP_EXPR containing integer
8848 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8850 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8851 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8852 Take decomposed arguments of CALL_EXPR.
8853 (fold_builtin_1): Update calls to the functions mentioned
8856 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8858 * c-decl.c (check_bitfield_type_and_width): Require bit-field
8859 width to have integer type.
8860 (build_enumerator): Require enumerator value to have integer type.
8862 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8864 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8867 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8869 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8870 std=iso9899:199x): Correct descriptions.
8872 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8874 * config.gcc: Consistently use solaris2.1[0-9]* instead of
8877 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
8879 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8881 (expand_builtin_memcpy, fold_builtin_1): Update calls to
8882 fold_builtin_memcpy.
8884 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8885 arguments of CALL_EXPR.
8886 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8887 fold_builtin_found, fold_builtin_1): Update calls to
8888 fold_trunc_transparent_mathfn.
8890 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8893 * fold-const.c (fold_widened_comparison): Don't optimize casts of
8894 function pointers on targets that require function pointer
8896 (fold_sign_changed_comparison): Likewise.
8898 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
8900 * combine.c (try_combine): When changing the mode of a hard reg, make
8901 sure that doing so is valid.
8903 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
8905 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8906 (TARGET_HANDLE_OPTION): Override default.
8907 (avr_handle_option): New function.
8908 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8909 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8910 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8911 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8912 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8913 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8914 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8915 (TARGET_OPTIONS): Delete.
8916 * config/avr/avr.opt: New file.
8918 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8920 * config/m32r/m32r-protos.h: Remove the prototypes for
8921 call_address_operand, symbolic_operand, seth_add3_operand,
8922 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8923 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8924 two_insn_const_operand, move_src_operand,
8925 move_double_src_operand, move_dest_operand,
8926 eqne_comparison_operator, signed_comparison_operator,
8927 large_insn_p, conditional_move_operand, carry_compare_operand,
8928 m32r_block_immediate_operand, extend_operand,
8929 reg_or_eq_int16_operand, int8_operand, and
8930 reg_or_zero_operand.
8931 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8932 seth_add3_operand, int8_operand, cmp_int16_operand,
8933 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8934 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8935 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8936 move_double_src_operand, move_dest_operand,
8937 eqne_comparison_operator, signed_comparison_operator,
8938 extend_operand, small_insn_p, large_insn_p,
8939 conditional_move_operand, carry_compare_operand,
8940 m32r_block_immediate_operand): Move to predicates.md.
8941 (MAX_MOVE_BYTES): Move to m32r.h.
8942 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8943 * config/m32r/m32r.md: Include predicates.md.
8944 * config/m32r/predicates.md: New.
8946 2005-03-18 James E Wilson <wilson@specifixinc.com>
8949 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8952 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8954 * config/mn10300/mn10300-protos.h: Remove the prototypes for
8955 call_address_operand, const_8bit_operand.
8956 * config/mn10300/mn10300.c (call_address_operand,
8957 const_8bit_operand, const_1f_operand): Move to predicates.md.
8958 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8959 * config/mn10300/mn10300.md: Include predicates.md.
8960 * config/mn10300/predicates.md: New.
8962 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
8964 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8965 declarations in diagnostics and %E for identifiers, not %s.
8967 2005-03-18 Jan Hubicka <jh@suse.cz>
8968 Dale Johannesen <dalej@apple.com>
8970 * basic-block.h (scale_bbs_frequencies_int,
8971 scale_bbs_frequencies_gcov_type): Declare.
8972 * cfg.c (RDIV): New macro.
8973 (update_bb_frequency_for_threading): Fix.
8974 * basic-block.h (scale_bbs_frequencies_int,
8975 scale_bbs_frequencies_gcov_type): New.
8976 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8977 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8978 scale_bbs_frequencies_int.
8979 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8981 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8983 * config/m32r/m32r-protos.h: Remove the prototypes for
8984 call_address_operand, symbolic_operand, seth_add3_operand,
8985 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8986 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8987 two_insn_const_operand, move_src_operand,
8988 move_double_src_operand, move_dest_operand,
8989 eqne_comparison_operator, signed_comparison_operator,
8990 large_insn_p, conditional_move_operand, carry_compare_operand,
8991 m32r_block_immediate_operand, extend_operand,
8992 reg_or_eq_int16_operand, int8_operand, and
8993 reg_or_zero_operand.
8994 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8995 seth_add3_operand, int8_operand, cmp_int16_operand,
8996 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8997 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8998 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8999 move_double_src_operand, move_dest_operand,
9000 eqne_comparison_operator, signed_comparison_operator,
9001 extend_operand, small_insn_p, large_insn_p,
9002 conditional_move_operand, carry_compare_operand,
9003 m32r_block_immediate_operand): Move to predicates.md.
9004 (MAX_MOVE_BYTES): Move to m32r.h.
9005 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9006 * config/m32r/m32r.md: Include predicates.md.
9007 * config/m32r/predicates.md: New.
9009 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9011 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9012 symbolic_operand, symbolic_memory_operand,
9013 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9014 indexed_memory_operand, move_dest_operand, move_src_operand,
9015 prefetch_cc_operand, prefetch_nocc_operand,
9016 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9017 arith_operand, arith11_operand, pre_cint_operand,
9018 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9019 ireg_operand, int5_operand, uint5_operand, int11_operand,
9020 uint32_operand, arith5_operand, and_operand, ior_operand,
9021 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9022 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9023 shadd_operand, movb_comparison_operator,
9024 cmpib_comparison_operator): Move to predicates.md.
9025 (magic_milli, shadd_constant_p): Make it extern.
9026 * config/pa/pa.h (PREDICATE_CODES): Remove.
9027 * config/pa/pa.md: Include predicates.md.
9028 * config/pa/predicates.md: New.
9030 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9033 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9035 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9036 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9037 config/alpha/freebsd.h, config/alpha/linux.h,
9038 config/alpha/netbsd.h, config/alpha/osf5.h,
9039 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9040 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9041 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9042 doc/cppopts.texi: Update copyright.
9044 2005-03-18 Jan Hubicka <jh@suse.cz>
9047 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9049 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9052 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9054 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9057 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9059 * combine.c (gen_binary): Remove.
9060 (known_cond, simplify_shift_const, find_split_point,
9061 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9062 simplify_logical, expand_field_assignment, extract_left_shift,
9063 force_to_mode, if_then_else_cond, apply_distributive_law,
9064 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9065 simplify_comparison, reversed_comparison): Replace with
9066 simplify_gen_binary, simplify_gen_relational or
9067 distribute_and_simplify_rtx.
9068 (distribute_and_simplify_rtx): New function.
9070 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9071 Paolo Bonzini <gcc.gnu.org>
9073 * calls.c (setjmp_call_p, special_function_p): Update comments
9074 at the head of the functions.
9076 2005-03-18 Jan Hubicka <jh@suse.cz>
9078 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9080 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9081 function body should be released; do not proactively release function
9082 bodies in non-unit-at-a-time mode.
9084 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9086 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9087 mno-fp-ret-in-387 multilib variants.
9089 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9091 * common.opt (m): Remove.
9092 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9094 (common_handle_option): Remove OPT_m case.
9096 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9098 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9100 (fold_builtin_1): Update a call to fold_builtin_bitop.
9102 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9104 (fold_builtin_1): Update a call to fold_builtin_signbit.
9106 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9108 PR tree-optimization/20474
9109 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9110 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9112 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9114 * config/h8300/h8300-protos.h: Remove prototypes for
9115 general_operand_src, general_operand_dst, single_one_operand,
9116 single_zero_operand, call_insn_operand,
9117 two_insn_adds_subs_operand, small_call_insn_operand,
9118 jump_address_operand, bit_operand, bit_memory_operand,
9119 stack_pointer_operand, const_int_gt_2_operand,
9120 const_int_ge_8_operand, const_int_qi_operand,
9121 const_int_hi_operand, incdec_operand, bit_operator,
9122 nshift_operator, eqne_operator, gtle_operator,
9123 gtuleu_operator, iorxor_operator.
9124 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9125 h8300_ldm_stm_parallel.
9126 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9128 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9129 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9130 (h8300_ldm_stm_parallel): Make it extern.
9131 (h8300_ldm_parallel, h8300_stm_parallel,
9132 h8300_return_parallel, general_operand_src,
9133 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9134 nibble_operand, reg_or_nibble_operand, single_one_operand,
9135 single_zero_operand, call_insn_operand,
9136 two_insn_adds_subs_operand, small_call_insn_operand,
9137 jump_address_operand, bit_operand, bit_memory_operand,
9138 stack_pointer_operand, const_int_gt_2_operand,
9139 const_int_ge_8_operand, const_int_qi_operand,
9140 const_int_hi_operand, incdec_operand, eqne_operator,
9141 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9142 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9143 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9144 nshift_operator): Move to predicates.md.
9145 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9146 * config/h8300/h8300.md: Include predicates.md.
9147 * config/h8300/predicates.md: New.
9149 2005-03-17 Richard Henderson <rth@redhat.com>
9151 * config.gcc (ia64*-*-hpux*): Add extra_options.
9152 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9153 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9154 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9155 (ia64_tls_size_string, ia64_tune_string): Remove.
9156 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9157 (TARGET_DEFAULT_TARGET_FLAGS): New.
9158 (TARGET_HANDLE_OPTION): New.
9159 (ia64_override_options): Move options parsing ...
9160 (ia64_handle_option): ... here. New.
9161 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9162 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9163 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9164 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9165 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9166 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9167 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9168 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9169 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9170 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9171 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9172 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9173 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9174 TARGET_EARLY_STOP_BITS): Remove.
9175 (TARGET_ILP32): Default false.
9176 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9177 (enum ia64_inline_type): New.
9178 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9179 * config/ia64/ia64.md: Update for new definitions of
9180 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9181 * config/ia64/ia64.opt: New file.
9182 * config/ia64/ilp32.opt: New file.
9184 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9187 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9189 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9191 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9192 instead of MASK_H8300S.
9193 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9194 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9195 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9196 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9197 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9198 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9199 TARGET_SWITCHES): Remove.
9200 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9202 * config/h8300/h8300.opt: New.
9204 * config/alpha/alpha.opt, config/arc/arc.opt,
9205 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9208 2005-03-17 Ian Lance Taylor <ian@airs.com>
9212 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9214 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9215 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9216 (TARGET_HANDLE_OPTION): Override default.
9217 (arc_handle_option): New function.
9218 (arc_init): Remove code to set arch_cpu_string.
9219 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9220 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9221 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9222 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9223 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9224 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9225 (arc_rodata_string, TARGET_OPTIONS): Delete.
9226 * config/arc/arc.opt: New file.
9228 2005-03-17 Richard Henderson <rth@redhat.com>
9230 * doc/extend.texi (Weak Pragmas): New section.
9231 (attribute alias): Clarify that target must be in the same
9234 2005-03-17 Richard Henderson <rth@redhat.com>
9236 * config/alpha/alpha.opt: New file.
9237 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9239 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9240 alpha_fprm_string, alpha_fptm_string): Make static.
9241 (alpha_tls_size_string): Remove.
9242 (alpha_handle_option): New.
9243 (override_options): Update for alpha_cpu/alpha_tune split.
9244 (alpha_file_start): Likewise.
9245 (TARGET_DEFAULT_TARGET_FLAGS): New.
9246 (TARGET_HANDLE_OPTION): New.
9247 * config/alpha/alpha.h (alpha_tune): Declare.
9248 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9249 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9250 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9251 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9252 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9253 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9254 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9255 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9256 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9257 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9258 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9259 (TARGET_DEFAULT): Remove MASK_FP.
9260 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9261 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9262 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9263 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9264 alpha_tls_size_string): Remove.
9265 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9266 (attribute tune): Rename from attribute cpu.
9267 * config/alpha/ev4.md: Update to match.
9268 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9269 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9270 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9271 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9272 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9273 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9275 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9277 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9278 and return without creating new state if before_nops_num is nonzero.
9279 * config/ia64/ia64.md (first_insn): New attribute.
9280 (alloc): Set it to yes.
9282 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9284 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9285 STMT_VINFO_SUBVARS to NULL.
9286 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9288 2005-03-16 Dale Johannesen <dalej@apple.com>
9290 * rtlanal.c (find_first_parameter_load): Rewrite to
9291 return actual first param load or the call if none,
9292 instead of first in block, when not all loads exist.
9294 2005-03-16 Roger Sayle <roger@eyesopen.com>
9296 * optabs.c (expand_copysign_absneg): Make static.
9297 * optabs.h (expand_copysign_absneg): Delete prototype.
9298 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9300 2005-03-16 Richard Henderson <rth@redhat.com>
9303 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9304 (alias_pairs): Rename from output_defs.
9305 (find_decl_and_mark_needed): Split out from assemble_alias.
9306 (do_assemble_alias): New.
9307 (assemble_output_def): Remove.
9308 (finish_aliases_1, finish_aliases_2): New.
9309 (process_pending_assemble_output_defs): Remove.
9310 (assemble_alias): Defer aliases for which we don't yet have a
9311 non-external decl for the target symbol.
9312 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9313 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9314 * toplev.c (compile_file): Use finish_aliases_2 instead of
9315 process_pending_assemble_output_defs.
9316 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9317 (process_pending_assemble_output_defs): Remove.
9319 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9321 Fix PR tree-optimization/20489
9323 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9324 for empty structures.
9326 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9328 Fix PR tree-optimization/20490
9330 * tree-ssa-pre.c (create_expression_by_pieces): Use
9331 force_gimple_operand on result of fold.
9333 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9335 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9336 of closing parenthesis.
9338 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9340 * builtins.c (expand_movstr): Update a call to
9341 fold_builtin_strcpy.
9342 (expand_builtin_strncpy): Update a call to
9343 fold_builtin_strncpy.
9344 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9345 arguments of CALL_EXPR.
9346 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9347 fold_builtin_strncpy.
9348 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9349 * tree.h: Update the prototypes of fold_builtin_strcpy and
9350 fold_builtin_strncpy.
9352 2005-03-16 Steven Bosscher <stevenb@suse.de>
9353 Dorit Naishlos <dorit@il.ibm.com>
9355 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9356 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9359 2005-03-16 Steven Bosscher <stevenb@suse.de>
9361 * tree-inline.c (walk_type_fields, walk_tree,
9362 walk_tree_without_duplicates): Move from here...
9363 * tree.c: ...to here.
9365 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9367 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9368 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9369 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9370 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9371 (version): Define using $(BASEVER_c).
9372 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9374 (version.o): Depend on version files; add custom generation command.
9375 (prefix.o): Define BASEVER on command line.
9376 (s-iov): Depend on version files; adjust command.
9377 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9379 (gcc-vers.texi): New rule.
9380 (doc/%.info, doc/%.dvi): Add -I . to command line.
9381 (doc/gccinstall.dvi): Likewise.
9382 (PACKAGE): Delete. All uses replaced with "gcc".
9383 * aclocal.m4: Do not include gcc-version.m4.
9384 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9385 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9386 Set is_release based on contents of DEV-PHASE.
9387 Set gcc_version based on contents of BASE-VER.
9388 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9389 * config.in, configure: Regenerate.
9390 * gccbug.in: Determine version of GCC in use at runtime.
9391 * gcov-iov.c: Get version number and development phase from
9392 command line, not by including version.c.
9393 * intl.c: Replace all uses of PACKAGE with "gcc".
9394 * libada-mk.in: Delete unused "gcc_version" variable.
9395 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9396 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9397 commentary to match.
9398 (version_string): Put together from pieces.
9399 * config/alpha/x-vms: Do not use $(gcc_version).
9400 * config/i386/t-nwld: Likewise.
9401 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9402 version-GCC and DEVELOPMENT.
9404 2005-03-15 Roger Sayle <roger@eyesopen.com>
9406 PR tree-optimization/17454
9407 * tree.c (tree_size): Add case for TREE_BINFO.
9408 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9409 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9411 2005-03-15 Roger Sayle <roger@eyesopen.com>
9413 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9414 op1 whilst expanding the signed widenening multiply variant.
9416 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9418 * toplev.c (display_target_options): Avoid unused variable warning if
9419 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9420 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9421 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9422 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9423 (mips_isa_info): New variable.
9424 (mips_parse_cpu): Remove the first argument and leave the caller
9426 (TARGET_HANDLE_OPTION): Override default.
9427 (mips_handle_option): New function. Move option validation code from...
9428 (override_options): ...here. Update calls to mips_parse_cpu.
9429 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9430 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9431 (SUBTARGET_TARGET_OPTIONS): Delete.
9432 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9433 (mno-flush-func, mtune=): New options.
9435 2005-03-15 Roger Sayle <roger@eyesopen.com>
9436 Richard Henderson <rth@redhat.com>
9438 * real.c (c4x_single_format, c4x_extended_format): Provide values
9439 for signbit_ro for c4x's single and extended floating point formats.
9440 * optabs.c (expand_copysign): Use the floating point format's
9441 signbit_ro for expanding via expand_copysign_absneg, and it's
9442 signbit_rw field for expanding via expand_copysign_bit.
9444 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9446 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9447 known_alignment_for_access_p.
9448 (known_alignment_for_access_p): New.
9449 (do_peeling_for_alignment): Field made int instead of bool and renamed
9450 to peeling_for_alignment.
9451 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9452 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9453 functionality used to be in vect_analyze_operations.
9454 (vect_analyze_operations): Code to determine vectorization factor was
9455 moved to vect_determine_vectorization_factor.
9456 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9457 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9459 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9460 be part of vect_analyze_operations).
9461 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9462 creating the guard condition, as the number of iterations may be
9464 (slpeel_tree_peel_loop_to_edge): Use new name of
9465 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9466 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9467 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9468 (vect_do_peeling_for_alignment): Use fold.
9469 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9471 (vect_update_inits_of_dr): Renamed to
9472 vect_update_init_of_dr.
9473 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9474 (vectorizable_store): Fix assertion to use == instead of =.
9476 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9478 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9479 call_used_regs for wCG registers.
9481 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9483 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9484 for non-offsettable memory references to cope with outstanding reload
9485 replacements, take 2.
9487 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9490 * config/i386/i386.h (x86_fisttp): New.
9491 (TARGET_FISTTP): New macro.
9492 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9493 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9494 instruction when fisttp flag is set.
9495 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9497 * config/i386/i386.md (type attribute): Add fisttp.
9498 (unit attribute): Set to i387 for fisttp type.
9499 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9500 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9502 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9503 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9505 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9506 patterns for TARGET_FISTTP. Enable patterns for
9507 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9508 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9509 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9510 implement fisttp x87 insn.
9511 (fix_trunc*_i387_fisttp splitters): New patterns.
9512 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9513 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9514 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9516 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9517 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9518 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9519 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9520 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9521 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9522 Disable patterns for TARGET_FISTTP.
9523 (fix_trunc*_i387 splitters): Implement usign mode macros.
9524 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9525 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9526 (fix_trunx*_sse peephole2s): Implement using mode macros.
9528 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9530 PR rtl-optimization/20291
9531 * combine.c (try_combine): If splitting fails, re-try with
9532 original combined pattern, i.e. before clobber stripping.
9534 2005-03-14 Eric Christopher <echristo@redhat.com>
9536 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9537 STACK_GROWS_DOWNWARD.
9539 2005-03-14 Roger Sayle <roger@eyesopen.com>
9541 * real.h (struct real_format): Split the signbit field into two
9542 two fields, signbit_ro and signbit_rw.
9543 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9544 mips_double_format, ieee_extended_motorola_format,
9545 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9546 ieee_extended_intel_128_format, ibm_extended_format,
9547 mips_extended_format, ieee_quad_format, mips_quad_format,
9548 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9549 i370_double_format, c4x_single_format, c4x_extended_format,
9550 real_internal_format): Update initializers for new field.
9551 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9552 real_format structure.
9553 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9554 field of the real_format structure.
9556 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9558 Fix PR tree-optimization/20458
9560 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9561 DECL_EXTERNAL on STRUCT_FIELD tags.
9562 (clear_call_clobbered): Ditto.
9563 * tree-ssa-operands.c (note_addressable): Make sure the original
9564 variable doesn't slip into the addressable list if we have
9566 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9569 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9571 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9572 (-fwide-exec-charset): Likewise.
9573 (-finput-charset): Likewise.
9574 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9575 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9576 * c.opt (Wnormalized): New.
9578 2005-03-14 Devang Patel <dpatel@apple.com>
9580 * doc/invoke.texi: Add reference to Visibility document.
9582 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9584 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9585 MASK_SPLIT_ADDRESSES.
9586 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9587 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9588 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9589 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9590 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9591 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9592 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9593 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9594 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9595 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9596 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9597 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9598 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9599 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9600 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9601 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9602 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9603 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9604 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9605 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9606 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9607 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9608 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9609 (TARGET_EXPLICIT_RELOCS): Delete.
9610 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9611 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9612 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9613 (override_options): Set MASK_LONG64 if -mint64 is given and no
9614 -mlongXX option is. Complain about -mint64 -mlong32.
9615 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9616 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9617 * config/mips/mips.opt: New file.
9619 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9621 * config.gcc (extra_options): New variable for listing option files.
9622 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9623 * configure.ac (extra_opt_files): New AC_SUBST variable.
9624 (tm_file_list, tm_include_list): Include options.h first.
9625 * configure: Regenerate.
9626 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9627 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9628 (s-options-h): New rule.
9629 (options.h): Depend on it.
9630 (TEXI_GCCINT_FILES): Add options.texi.
9631 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9632 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9633 * target.h (gcc_target): Add default_target_flags and handle_option.
9634 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9635 (TARGET_HANDLE_OPTION): New macros.
9636 (TARGET_INITIALIZER): Include them.
9637 * opt-functions.awk (opt_args, nth_arg): New functions.
9638 (switch_flags): Handle the "Target" flag.
9640 (var_name): Use opt_args and nth_arg.
9641 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9642 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9643 macros for the "Mask" and "InverseMask" options.
9644 * opts.h (cl_var_cond): New enum.
9645 (cl_option): Replace the "has_set_value" and "set_value" fields with
9646 "var_cond" and "var_value".
9647 (CL_TARGET): New macro.
9648 (option_enabled, print_filtered_help): Declare.
9649 (decode_options): Move definition.
9650 * opts.c (handle_option): Search for the original option before
9651 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9652 var_cond and var_value fields. Use targetm.handle_option to handle
9654 (decode_options): Set target_flags to targetm.default_target_flags.
9655 (print_filtered_help): Make global. Handle CL_TARGET.
9656 (option_enabled): New function.
9657 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9658 (display_target_options, set_target_switch, print_switch_values)
9659 (default_pch_valid_p): Guard uses of target_switches with
9660 #ifdef TARGET_SWITCHES. Also...
9661 (display_target_options): Display the CL_TARGET entries in cl_options.
9662 (set_target_option): Don't complain about the "" option when
9663 TARGET_SWITCHES is undefined.
9664 (print_switch_values): Use option_enabled.
9665 (default_pch_valid_p): Check cl_options[] when looking for something
9666 that has changed the value of target_flags.
9667 * c.opt: Remove documentation from top of file.
9668 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
9669 * doc/sourecebuild.texi: Refer to the new options documentation
9670 instead of c.opt. Document machine-specific .opt files.
9671 * doc/tm.texi (target_flags): Say that this variable is declared
9673 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9674 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9676 * doc/options.texi: New file.
9678 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9681 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9684 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9687 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
9688 temporary variable of pointer type if an lvalues is required.
9689 (gimplify_modify_expr_rhs): Request an rvalue from it.
9690 (gimplify_expr): Pass fallback on.
9692 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9694 * cfgbuild.c: Update comments.
9696 2005-03-14 Roger Sayle <roger@eyesopen.com>
9698 PR rtl-optimization/17236
9699 * optabs.c (expand_doubleword_mult): New helper function split out
9700 from expand_binop. Permute the order in which instructions are
9701 emitted to minimize the number of simultaneously live registers.
9702 (expand_binop): Call expand_doubleword_mult to synthesize a double
9703 word multiplication.
9705 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9707 * basic-block.h: Update the prototypes of cached_make_edge and
9709 * cfg.c (cached_make_edge): Take edge_cache representing one
9710 row of the adjacency matrix of edges.
9711 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9712 (make_edges): Initialize edge_cache to represent one row of
9713 the adjacency matrix of edges.
9715 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9717 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9719 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9720 Remove unused removed_phis variable.
9721 (conditional_replacement): Use build1/build2.
9722 (abs_replacement): Use last_and_only_stmt and build1/build2.
9724 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9726 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9727 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9728 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9729 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9730 * c-common.c (handle_novops_attribute): New function.
9731 (c_common_attribute_table): Add "no vops" entry.
9732 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9733 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9734 * tree-ssa-operands.c (get_call_expr_operands): Do not
9735 create virtual operands for calls with ECF_NOVOPS flag.
9736 * tree.h (DECL_IS_NOVOPS): New macro.
9737 (struct tree_decl): Add novops_flag.
9738 (ECF_NOVOPS): New constant.
9740 2005-03-14 Uros Bizjak <uros@kss-loka.si>
9743 * config/i386/i386.c (x86_use_himode_fiop): New.
9744 (x86_use_simode_fiop): Rename from x86_use_fiop.
9745 * config/i386/i386.h (x86_use_himode_fiop): Declare.
9746 (TARGET_USE_HIMODE_FIOP): New.
9747 (x86_use_simode_fiop): Rename from x86_use_fiop.
9748 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9750 * config/i386/i386.md (X87MODEI12): New mode macro define.
9751 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
9752 to implement x87 FP compare with HImode input operands.
9753 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9754 Use X87MODEI12 mode macro to handle HImode input operands.
9755 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9756 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9757 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9758 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9759 macro to implement x87 operators with HImode input operands.
9760 (fop splitters): Use X87MODEI12 mode macro to handle HImode
9763 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9765 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9767 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9768 constants invariant.
9770 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9772 * basic-block.h (BB_VISITED): Removed.
9773 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9775 2005-03-14 Falk Hueffner <falk@debian.org>
9778 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9780 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9782 * ggc-zone.c: Fix comment typos.
9784 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9785 stringpool.c, config/mips/mips-protos.h: Update copyright.
9787 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9789 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9790 throughout with its typedef, "rtx".
9791 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
9792 (rs6000_tls_symbol_ref_1): Remove inline keyword.
9793 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
9794 regs in comment to match code.
9796 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9798 * except.c (check_handled): Make it static.
9799 * except.h: Remove the corresponding prototype.
9801 * function.c (get_func_frame_size): Make it static.
9802 * function.h: Remove the corresponding type.
9804 * regclass.c (reg_class_superclasses, reg_class_subclasses):
9806 * hard-reg-set.h: Remove the corresponding declarations.
9808 * tree-cfg.c (verify_stmts): Check that
9809 bb_for_stmt (stmt) == bb for every PHI node and statement.
9811 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9813 * config.gcc: Remove excess indentation.
9814 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9816 2005-03-13 Roger Sayle <roger@eyesopen.com>
9819 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9820 * fold-const.c (fold_sign_changed_comparison): Likewise.
9821 (fold_binary): Optimize comparisons against widened operands if
9822 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9824 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9826 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9827 (sparc_override_options): Initialize it.
9828 (sparc_struct_value_rtx): Set it on the MEM to be returned.
9830 2005-03-13 David Edelsohn <edelsohn@gnu.org>
9832 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9833 (reg_or_none500mem_operand): New predicate.
9834 (zero_reg_mem_operand): New predicate.
9835 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9836 to reg_or_none500mem_operand.
9837 (extendsfdf2_fpr): Add MEM alternative.
9838 (extenddftf2_internal): Change operand2 predicate to
9839 zero_reg_mem_operand.
9841 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9843 * ggc-zone.c: Rewritten.
9845 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9847 * configure.ac: Define GGC_ZONE for --with-gc=zone.
9848 * config.in: Regenerated.
9849 * configure: Regenerated.
9850 * gengtype.c (write_types_process_field, write_func_for_structure):
9851 Pass new argument to gt_pch_note_object.
9852 * ggc-common.c (struct ptr_data): Add TYPE.
9853 (gt_pch_note_object): Take TYPE argument and save it.
9854 (call_count): Update call to ggc_pch_count_object.
9855 (call_alloc): Update call to ggc_pch_alloc_object.
9856 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9858 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9859 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9860 (ggc_alloc_zone_stat): Delete.
9861 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9862 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9863 (ggc_pch_alloc_object): Update prototypes.
9864 (garbage_zone): Delete.
9865 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9866 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
9868 (tree_id_zone): New variable.
9869 (ggc_alloc_cleared_zone): Remove unused.
9870 (ggc_alloc_zone): Define.
9871 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9872 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9873 ggc_alloc_zone_stat.
9874 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9875 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9876 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9877 (make_node_stat): Likewise. Use tree_id_zone.
9879 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9880 Joseph S. Myers <joseph@codesourcery.com>
9882 * configure.ac: Check for MIPS TLS.
9883 * configure: Regenerated.
9884 * config/mips/mips-protos.h (enum mips_symbol_type): Add
9885 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9886 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9887 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9888 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9889 (mips_classify_symbol, mips_symbolic_constant_p)
9890 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9891 (mips_tls_operand_p, mips_call_tls_get_addr)
9892 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9893 (mips_tls_symbol_ref_1): New functions.
9894 (mips_legitimize_address, mips_legitimize_const_move): Call
9895 mips_legitimize_tls_address.
9896 (override_options): Handle V1_REG and TLS symbols. Disable TLS
9898 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9899 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9900 (mips_char_to_class): Document V1_REG.
9901 (HAVE_AS_TLS): Provide default.
9902 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9904 (load_got<mode>): Renamed from *load_got<mode>. Allow when
9906 (tls_get_tp_<mode>): New instruction.
9908 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9910 * configure.ac: Update checks for target tools.
9911 * configure: Regenerated.
9913 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9915 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9917 2005-03-13 Roger Sayle <roger@eyesopen.com>
9919 * expmed.c (expand_mult): Use synthetic multiplication sequences for
9920 more classes of DImode multiplication by constant. Allow both
9921 multiplication by small negative constants (by performing a
9922 multiplication by a positive constant and negating the result) and
9923 multiplications by large powers of two, by using a left shift.
9925 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9927 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9928 of basic blocks into work_stack.
9930 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9931 config/mips/vr.h: Update copyright.
9933 * c-decl.c (c_init_decl_processing): Remove useless calls to
9934 build_function_type.
9936 * builtins.c (fold_trunc_transparent_mathfn,
9937 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9938 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9939 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9940 fold_builtin_strcpy, fold_builtin_strncpy,
9941 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9944 * builtins.c (expand_builtin_mathfn_3): Remove local variable
9947 * lambda-code.c (lambda_compute_auxillary_space): Remove local
9948 variable determinant.
9950 * tree-cfg.c (group_case_labels): Remove local variable type.
9952 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9955 * tree-ssa-phiopt.c (value_replacement): Remove local variable
9958 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9961 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9962 (*movmemqi_insn): Delete.
9963 (*movmemhi): Delete.
9965 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9967 * builtins.c (fold_builtin_classify): Take decomposed
9968 arguments of CALL_EXPR.
9969 (fold_builtin_1): Update a call to fold_builtin_classify.
9971 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9974 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9975 through into call to parser_xref_tag after parse error.
9976 (c_parser_struct_declaration): Consistently return NULL_TREE on
9979 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9981 * tree-flow-inline.h (ref_contains_array_ref): New function.
9982 (lookup_subvars_for_var): Ditto.
9983 (get_subvars_for_var): Ditto.
9984 (var_can_have_subvars): Ditto.
9986 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9987 (struct subvar): New type.
9989 * tree-dfa.c (okay_component_ref_for_subvars): New function.
9991 * tree-optimize.c (init_tree_optimization_passes): Call
9992 pass_create_structure_vars.
9994 * tree-ssa-alias.c: Include vec.h.
9995 (init_alias_info): Don't auto-clear call clobbered on struct-field
9997 (compute_flow_insensitive_aliasing): Handle subvars.
9998 (group_aliases): Handle STRUCT_FIELD aliases.
9999 (setup_pointers_and_addressables): Ditto.
10000 Don't mark variables non-addressable if they still have
10001 addressable subvars.
10002 Also mark subvars addressable when the real variable is marked
10004 (add_pointed_to_var): Try to prune the pointed-to set by only
10005 pointing to subvars when possible.
10006 Otherwise, make sure we set addresses_needed and pt_vars to
10007 properly include subvars.
10008 (bitpos_of_field): New function.
10009 (push_fields_onto_fieldstack): Ditto.
10010 (get_or_create_used_part_for): Ditto.
10011 (create_overlap_variables_for): Ditto.
10012 (find_used_portions): Ditto.
10013 (create_structure_vars): Ditto.
10014 (pass_create_structure_vars): New structure.
10016 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10017 (get_expr_operands): Handle subvars. Also try to turn
10018 COMPONENT_REF accesses into must-defs now that we can accurately
10020 (note_addressable): Try to only mark as addressable those subvars
10021 we know a COMPONENT_REF touches.
10022 (overlap_subvar): New function.
10024 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10025 Handle subvar storing.
10026 (vect_address_analysis): Update caller of vect_object_analysis.
10028 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10030 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10031 (STMT_VINFO_SUBVARS): New macro.
10033 * common.opts: add flag_tree_salias.
10035 * opts.c (decode_options): flag_tree_salias defaults to on.
10037 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10039 * doc/tree-ssa.texi: Document structural alias analysis.
10041 2005-03-12 Steven Bosscher <stevenb@suse.de>
10043 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10044 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10045 * tree-ssa-operands.c (get_expr_operands): Likewise.
10046 (get_expr_operands): Likewise for ERROR_MARK.
10048 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10050 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10053 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10056 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10057 (mark_operand_necessary): Remove local variable ver.
10059 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10060 variable prefix_len.
10062 * value-prof.c (mod_subtract_transform): Remove local variable
10065 * builtins.c (fold_builtin_exponent): Take decomposed
10066 arguments of CALL_EXPR.
10067 (fold_builtin_1): Update a call to fold_builtin_exponent.
10069 * builtins.c (fold_builtin_logarithm): Take decomposed
10070 arguments of CALL_EXPR.
10071 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10073 * c-decl.c (c_init_decl_processing): Remove local variables
10074 ptr_ftype_void and ptr_ftype_ptr.
10076 * gimplify.c (gimplify_expr): Remove local variables r0 and
10079 * reg-stack.c (move_for_stack_reg): Remove local variable
10081 (compare_for_stack_reg): Remove local variable flags_user.
10082 (convert_regs_1): Remove local variable deleted.
10084 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10086 (combine_blocks): Remove local variables exits and new_e.
10088 * tree-inline.c (expand_call_inline): Remove local variable
10091 * tree-ssa-live.c (create_ssa_var_map,
10092 calculate_live_on_entry): Remove local variable snn.
10094 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10096 * c-lex.c (c_lex_with_flags): Add parameter to call to
10099 2005-03-11 Per Bothner <per@bothner.com>
10101 * c-tree.h (struct c_declarator): New id_loc field.
10102 * c-pragma.h (c_lex_with_flags): Take position reference.
10103 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10104 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10105 (c_lex): Pass dummy location to c_lex_with_flags.
10106 * c-parser.c (c_lex_one_token): Set c_token's location using
10107 c_lex_with_flags, instead of input_location, which might be "ahead".
10108 (c_parser_direct_declarator): Set declarator's id_loc from
10110 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10111 declarator's id_loc, rather than probably-imprecise input_location.
10112 (build_id_declarator): Initialize c_declarator's id_loc field.
10114 2005-03-11 Roger Sayle <roger@eyesopen.com>
10116 PR middle-end/20419
10117 * builtins.c (expand_builtin_signbit): Force the signbit's word
10118 into an integer register to avoid SUBREGs of floating point modes.
10120 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10122 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10123 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10124 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10125 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10127 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10129 PR rtl-optimization/20306
10130 * expr.c (emit_move_complex): Set try_int false if mode is
10131 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10132 emit_block_move if try_int is true.
10134 2005-03-11 Richard Henderson <rth@redhat.com>
10137 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10138 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10141 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10143 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10144 (TARGET_FIX_VR4130): New macro.
10145 (TARGET_OPTIONS): Add -mfix-vr4130.
10146 (ISA_HAS_MACCHI): New macro.
10147 (ASM_SPEC): Add -mfix-vr4130.
10148 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10149 (override_options): Handle mips_fix_vr4130_string.
10150 (mips_avoid_hazards): Clear all_noreorder_p
10151 if we're working around VR4130 errata and the macc alternatives
10153 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10154 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10155 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10156 (MULTILIB_DEFAULTS): Remove leading "march=".
10157 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10158 if no architecture option is given.
10159 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10161 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10162 * doc/invoke.texi: Document -mfix-vr4130.
10164 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10166 * config/mips/mips.c (override_options): Only warn about -mint64
10167 deprecation if TARGET_INT64.
10169 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10171 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10172 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10173 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10174 are non-specific regarding the nonnull parameter positions.
10175 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10176 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10177 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10178 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10180 * builtins.def: Use the non-specific "nonnull" attibute lists.
10182 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10184 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10185 single_pred_edge, single_succ, single_pred): Improve comments.
10187 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10189 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10190 single_pred_edge, single_succ, single_pred): New inline functions.
10191 * bb-reorder.c (rotate_loop, find_traces_1_round,
10192 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10193 duplicate_computed_gotos): Use the single_succ/pred functions.
10194 * cfganal.c (forwarder_block_p): Ditto.
10195 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10196 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10197 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10198 merge_seq_blocks): Ditto.
10199 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10200 * cfglayout.c (fixup_reorder_chain): Ditto.
10201 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10202 canonicalize_loop_headers, verify_loop_structure): Ditto.
10203 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10204 mfb_update_loops, create_preheader, force_single_succ_latches,
10205 create_loop_notes): Ditto.
10206 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10207 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10208 commit_one_edge_insertion, purge_dead_edges,
10209 cfg_layout_can_merge_blocks_p): Ditto.
10210 * except.c (sjlj_emit_function_enter): Ditto.
10211 * flow.c (init_propagate_block_info): Ditto.
10212 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10213 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10214 insert_insn_end_bb): Ditto.
10215 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10216 find_if_case_2): Ditto.
10217 * lambda-code.c (perfect_nestify): Ditto.
10218 * lcm.c (optimize_mode_switching): Ditto.
10219 * loop-doloop.c (doloop_modify): Ditto.
10220 * loop-init.c (loop_optimizer_init): Ditto.
10221 * loop-iv.c (simplify_using_initial_values): Ditto.
10222 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10223 * loop-unswitch.c (unswitch_loop): Ditto.
10224 * modulo-sched.c (generate_prolog_epilog): Ditto.
10225 * predict.c (combine_predictions_for_insn, estimate_probability,
10226 tree_estimate_probability, last_basic_block_p,
10227 estimate_bb_frequencies): Ditto.
10228 * profile.c (branch_prob): Ditto.
10229 * regrename.c (copyprop_hardreg_forward): Ditto.
10230 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10231 * tracer.c (layout_superblocks): Ditto.
10232 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10233 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10234 cleanup_control_expr_graph, disband_implicit_edges,
10235 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10236 tree_verify_flow_info, tree_make_forwarder_block,
10237 tree_forwarder_block_p, remove_forwarder_block,
10238 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10239 * tree-if-conv.c (tree_if_conversion): Ditto.
10240 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10241 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10242 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10243 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10244 copy_loop_headers): Ditto.
10245 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10246 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10247 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10248 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10249 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10250 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10251 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10252 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10253 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10254 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10255 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10256 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10257 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10258 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10259 slpeel_add_loop_guard): Ditto.
10261 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10263 PR tree-optimization/15784
10264 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10267 * stmt.c (expand_case): Don't change index_type. Convert minval
10268 to the proper type.
10270 PR tree-optimization/20130
10271 * fold-const.c (fold): Fold x * -1 into -x.
10273 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10275 PR rtl-optimization/20331
10276 * rtlanal.c (modified_between_p): Check its address first for MEM.
10277 (modified_in_p): Likewise.
10279 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10281 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10283 2005-03-10 Steven Bosscher <stevenb@suse.de>
10285 * expr.c (expand_expr_real_1): If possible, use a conditional
10286 move for expanding MIN_EXPR and MAX_EXPR.
10287 Use temp for moving around rtx-en.
10289 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10292 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10295 2005-03-10 Roger Sayle <roger@eyesopen.com>
10297 * builtins.c (expand_builtin_signbit): Extend to handle floating
10298 point modes wider than the largest integer type, using the
10299 operand_subword_force function to obtain the signbit's word.
10301 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10304 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10305 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10307 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10309 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10311 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10313 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10315 (perform_edge_inserts): Unconditionally call
10316 free_dominator_info.
10318 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10320 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10322 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10324 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10326 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10328 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10330 (rtl_register_value_prof_hooks,
10331 tree_value_profile_transformations,
10332 tree_register_value_prof_hooks): Likewise.
10333 * var-tracking.c (stack_adjust_offset_pre_post,
10334 variable_htab_free, variable_union, dataflow_set_different_2,
10335 count_uses, variable_was_changed, set_frame_base_location,
10336 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10337 vt_add_function_parameters): Likewise.
10338 * varasm.c (named_section_real, named_section, make_decl_rtl,
10339 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10340 const_hash_1, compare_constant, copy_constant, force_const_mem,
10341 output_constant_pool_2, output_constant_pool_1, output_constant,
10342 output_constructor, make_decl_one_only, decl_tls_model,
10343 default_no_named_section, default_elf_select_section_1,
10344 default_unique_section_1): Likewise.
10345 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10346 * vmsdbgout.c (addr_const_to_string): Likewise.
10349 * function.c (struct assign_parm_data_one): Remove last_named
10351 (assign_parm_find_data_types): Don't determine last_named.
10352 Reorder named_parm determination.
10353 (assign_parms): Only setup varargs on the last non-varadic
10356 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10358 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10359 sda base address on medium model.
10361 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10363 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10364 * cfgloop.c (flow_loop_nodes_find): Export.
10365 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10367 * cfgloopmanip.c (fix_loop_structure): New function.
10368 * predict.c (predict_loops): Clean up the loops information.
10369 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10370 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10372 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10373 (rewrite_into_loop_closed_ssa): Declaration changed.
10374 * tree-loop-linear.c (linear_transform_loops): Add argument to
10375 rewrite_into_loop_closed_ssa call.
10376 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10377 * tree-ssa-loop-im.c (move_computations): Ditto.
10378 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10379 * tree-vectorizer.c (vectorize_loops): Ditto.
10380 * tree-optimize.c: Include cfgloop.h.
10381 (execute_todo): Choose whether to call cleanup_tree_cfg or
10382 cleanup_tree_cfg_loop.
10383 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10384 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10385 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10386 cleanup_tree_cfg_loop call.
10387 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10388 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10389 work on part of cfg.
10391 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10393 PR inline-asm/20314
10394 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10395 with multiple alternatives.
10397 * stmt.c (parse_output_constraint): Fix a typo.
10399 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10401 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10402 assembly directive instead of deprecated "no-generics".
10404 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10406 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10407 for non-offsettable memory references to cope with outstanding reload
10409 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10410 avoid losing outstanding address reloads.
10411 ("reload_outdi", "reload_outdf"): Likewise.
10413 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10415 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10416 code. Add more cbrt transformations.
10418 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10420 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10422 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10424 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10425 NULL_TREE when a given tree is not simplified.
10426 (fold): Return the original tree when any of the functions
10427 mentioned above NULL_TREE.
10429 * fold-const.c (fold_unary, fold_binary): Take decomposed
10430 arguments, code, type, op0, and op1 in case of fold_binary.
10431 (fold): Update calls to fold_unary and fold_binary.
10433 2005-03-09 Roger Sayle <roger@eyesopen.com>
10435 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10436 a fndecl and an arglist instead of a CALL_EXPR, exp.
10438 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10440 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10442 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10444 * expr.c (expand_assignment): Remove orig_to_rtx.
10446 * fold-const.c (int_const_binop): Remove no_overflow.
10448 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10450 * loop-iv.c (get_biv_step_1): Remove lhs.
10452 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10454 * real.c (real_nan): Remove neg.
10456 * function.c (thread_prologue_and_epilogue_insns): Remove i
10459 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10462 * tree-eh.c (tree_could_trap_p): Remove idx.
10464 * tree-into-ssa.c (ann): Remove ann.
10466 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10468 * tree-sra.c (decide_block_copy): Remove inst_count.
10470 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10472 * tree-ssa-loop-im.c (lhs): Remove.
10474 * cfgbuild.c (state, STATE, SET_STATE,
10475 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10477 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10478 (find_basic_blocks): Set the state of each basic block to
10481 2005-03-08 Jeff Law <law@redhat.com>
10483 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10484 goto results in the removal of edges in the CFG, then we need
10485 to recompute dominators.
10487 2005-03-09 Ben Elliston <bje@au.ibm.com>
10489 * c-common.c (c_do_switch_warnings): Comment fix.
10491 2005-03-08 Julian Brown <julian@codesourcery.com>
10493 * Patch from 2005-03-08 reverted for causing regressions and
10494 ppc-darwin bootstrap failure.
10496 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10498 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10499 Define the real function for ppc-darwin.
10500 * c-typeck.c (convert_arguments): Check for target-specific
10501 invalid argument call to unprototyped function.
10502 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10504 * target.h (invalid_arg_for_unprototyped_fn): New field
10506 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10507 default target hook.
10508 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10511 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10513 * c-typeck.c (constructor_stack, constructor_range_stack,
10514 initializer_stack): Make them static.
10516 * cfg.c (rbi_pool): Make it static.
10518 * gimple-low.c (lower_stmt_body): Make it static.
10519 * tree-flow.h: Remove the corresponding prototype. Don't
10520 declare lower_data.
10522 * sched-deps.c (cache_size): Make it static.
10524 * stor-layout.c (lang_adjust_rli): Make it static.
10526 2005-03-08 Julian Brown <julian@codesourcery.com>
10528 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10529 from being used for symbols with vague linkage when
10530 HAVE_GAS_COMDAT_GROUP is true.
10532 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10534 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10535 nlabel == JUMP_LABEL (jump).
10537 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10539 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10540 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10541 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10542 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10544 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10547 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10548 * c-common.c (handle_returns_twice): New function.
10549 (c_common_attribute_table): Declare eturns_twice' attribute.
10550 * doc/extend.texi: Document eturns_twice' attribute.
10551 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10552 (struct tree_decl): Add returns_twice_flag.
10554 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10556 * tree-ssa-phiopt.c: Fix a comment typo.
10558 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10559 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10560 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10563 2005-03-08 Richard Henderson <rth@redhat.com>
10565 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10566 builtin codes with ctzdi2, clzdi2, popcountdi2.
10567 (struct alpha_builtin_def): Add is_const.
10568 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10569 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10570 (alpha_init_builtins): Init them. Set nothrow and const attributes
10572 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10573 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10574 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10575 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10576 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10577 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10578 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10579 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10580 (TARGET_FOLD_BUILTIN): New.
10581 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10582 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10584 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10586 2005-03-08 Ira Rosen <irar@il.ibm.com>
10588 PR tree-optimization/20122
10589 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10590 condition of access function instead of base.
10592 2005-03-07 Jeff Law <law@redhat.com>
10593 Steven Bosscher <stevenb@suse.de>
10595 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10596 (find_taken_edge): Call find_taken_edge_computed_goto as
10597 appropriate. Allow any gimple invariant rather than just
10598 INTEGER_CST for VAL.
10599 (cleanup_control_flow): Cleanup a computed goto which has turned
10600 into a simple goto.
10601 (tree_merge_blocks): If block B has any forced labels, move
10602 them to the start of block A.
10603 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10604 computed gotos as well.
10605 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10606 removal of unnecessary computed gotos too.
10607 (lookup_redirection_data): Fix type of INSERT argument. Callers
10610 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10612 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10613 Remove trailing spaces.
10615 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10616 unshare_all_trees): Make them static.
10617 * tree-gimple.h: Remove the corresponding prototypes.
10619 * diagnostic.h: Remove unused prototype
10620 debug_output_buffer.
10621 * modulo-sched.c: Remove unused prototype
10622 set_row_column_for_ps.
10624 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10625 replace_phi_edge_with_variable): Remove unused variable i.
10627 2005-03-07 Per Bothner <per@bothner.com>
10629 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10631 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10634 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10635 bbs on the COND_EXPR instead of the PHI_NODEs.
10636 (candidate_bb_for_phi_optimization): Remove.
10637 (replace_phi_with_stmt): Rename to ...
10638 (replace_phi_edge_with_variable): this and change so that we
10639 replace the phi argument instead of removing the PHI.
10640 (conditional_replacement): Change so we deal with PHI with more
10641 than two arguments.
10642 (value_replacement): Likewise.
10643 (abs_replacement): Likewise.
10645 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10647 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10648 output_e500_flip_gt_bit.
10650 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10652 (rs6000_generate_compare): Fix logic to look at the correct bits.
10653 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10655 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10656 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10657 gen_move_from_CR_gt_bit.
10659 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10660 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10661 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10663 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10664 (E500_CR_IOR_COMPARE): New constant.
10666 2005-03-08 Earl Chew <earl_chew@agilent.com>
10667 David Billinghurst <David.Billinghurst@riotinto.com>
10669 * config/i386/host-cygwin.c: New file to support precompiled
10671 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10672 * config.host: Use above files for cygwin host.
10674 2005-03-07 David Edelsohn <edelsohn@gnu.org>
10676 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10677 ordering ops from earlier change.
10679 2005-03-07 Per Bothner <per@bothner.com>
10681 Various fixes to allow us to again build if --enable-mapped-location:
10682 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10683 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10684 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10685 local variable loc. Change logic appropriately.
10686 * tree-vect-transform.c (vect_finish_stmt_generation): Use
10687 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10688 * c-parser.c (c_parser_for_statement): Initialize loc variable.
10689 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10690 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10692 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
10694 PR rtl-optimization/19683
10695 * reload1.c (choose_reload_regs): Pass the number of bits, not the
10696 number of bytes, to smallest_int_for_mode. Fix arguments to
10697 REG_CANNOT_CHANGE_MODE_P.
10699 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10701 * reorg.c (relax_delay_slots): Check that the jump is
10702 conditional before trying to invert it.
10704 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10706 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10709 * calls (stack_arg_under_construction): Make it static.
10711 * flow.c (regs_live_at_setjmp): Make it static.
10712 * flow.h: Remove the corresponding prototype.
10714 * reload1.c (reload_startobj, reload_firstobj,
10715 something_needs_operands_changed, reload_inherited,
10716 reload_inheritance_insn, reload_override_in,
10717 reload_spill_index): Make them static.
10719 * recog.c (verify_changes): Make it static.
10720 * recog.h: Remove the corresponding prototype.
10722 * cfgbuild.c (find_sub_basic_blocks): Remove.
10723 * basic-block.h: Remove the corresponding prototype.
10724 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10726 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10728 * tree-ssa-operands.c (check_build_stmt): Remove.
10730 * stor-layout.c (set_alignment): Remove.
10731 * tree.h: Remove the corresponding prototype.
10733 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10735 * tree-ssa-dce.c (control_dependence_map,
10736 visited_control_parents): Make them static.
10738 * cfghooks.c (verify_flow_info): Remove local variable
10741 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10744 * loop-unswitch.c (unswitch_loop): Remove local variable src.
10746 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
10748 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10750 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
10752 * config/ia64/hpux.h (LINK_SPEC): Add -z.
10753 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10754 PARALLEL for an empty structure.
10756 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10758 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10760 * fold-const.c (fold_binary): Unroll the very first "for"
10763 2005-03-06 David Edelsohn <edelsohn@gnu.org>
10765 * config/rs6000/predicates.md (branch_comparison_operator): Remove
10766 redundant match_code test.
10767 (scc_comparison_operator): Swap match_operand and match_code
10769 (branch_positive_comparison_operator): Same.
10770 (trap_comparison_operator): Use comparison_operator and swap with
10773 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
10776 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10777 (out_movhi_r_mr): Read low byte of volatile MEM first.
10778 (out_movhi_mr_r): Write high byte of volatile MEM first.
10780 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10782 * cselib.c (reg_values, reg_values_size): Make them static.
10784 * cse.c (cse_reg_info_table): Make it static.
10786 * fold-const.c (fold_unary): Use build1 instead of copy_node.
10788 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
10790 * cse.c (find_best_addr): Use canon_for_address.
10792 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10794 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10795 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10796 SUBREG and MEM, respectively.
10798 * fold-const.c (fold_binary): Use code instead of t.
10800 * fold-const.c (optimize_minmax_comparison): Take decomposed
10801 arguments code, type, op0, and op1 instead of t.
10802 (fold_binary): Update a call to optimize_minmax_comparison.
10804 * fold-const.c (fold_range_test): Take decomposed arguments
10805 code, type, op0, and op1 instead of t.
10806 (fold_binary): Update a call to fold_range_test.
10808 * fold-const.c (fold_binary_op_with_conditional_arg): Take
10809 decomposed arguments code, type, op0, and op1 instead of t.
10810 (fold_binary): Update a call to fold_range_test.
10812 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10814 * fold-const.c (fold_binary): Avoid directly using the original
10815 expression t as much as possible.
10817 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10819 * c-semantics.c (build_stmt): Use TYPE_P instead of
10820 IS_NON_TYPE_CODE_CLASS.
10821 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10822 (NON_TYPE_CHECK): Use TYPE_P instead of
10823 IS_NON_TYPE_CODE_CLASS.
10825 * fold-const.c (fold): Remove handling of binary expressions.
10827 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
10829 * doc/c-tree.texi: Wrap comments in @r{}.
10830 * doc/cpp.texi: Likewise.
10831 * doc/cppinternals.texi: Likewise.
10832 * doc/extend.texi: Likewise.
10833 * doc/md.texi: Likewise.
10834 * doc/objc.texi: Likewise.
10835 * doc/sourcebuild.texi: Likewise.
10836 * doc/tm.texi: Likewise.
10837 * doc/tree-ssa.texi
10839 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10841 * predict.c (apply_return_prediction): Standardize PHI chain
10843 * tree-ssa.c (ssa_redirect_edge): Likewise.
10845 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10846 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10849 * tree-phinodes.c (remove_phi_node): Drop the last argument.
10850 * tree-flow.h: Adjust the prototype for remove_phi_node.
10851 * lambda-code.c (perfect_nestify): Adjust a call to
10854 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10855 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10857 * tree-ssa-dce.c (remove_dead_phis): Likewise.
10858 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10859 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10860 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10862 * combine.c (simplify_and_const_int): Use gen_int_mode instead
10863 of GEN_INT (trunc_int_for_mode (...)).
10864 * loop-iv.c (iv_number_of_iterations): Likewise.
10865 * postreload.c (reload_cse_move2add): Likewise.
10866 * simplify-rtx.c (simplify_const_unary_operation,
10867 simplify_const_binary_operation): Likewise.
10868 * stor-layout.c (get_mode_bounds): Likewise.
10870 * fold-const.c (fold_binary): New.
10871 (fold): Call fold_binary on binary expressions.
10873 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
10875 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10876 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10877 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10878 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10879 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10881 2005-03-04 Devang Patel <dpatel@apple.com>
10883 PR tree-optimization/18815
10884 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10885 loops with zero exit edges.
10887 2005-03-04 Devang Patel <dpatel@apple.com>
10889 * doc/invoke.texi: Remove reference to webpage that does not exist.
10891 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
10892 Joseph S. Myers <joseph@codesourcery.com>
10895 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10896 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10897 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10898 * pa.c (get_plabel): Change argument to symbol_ref. Call
10899 maybe_get_identifier instead of get_identifier.
10900 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10901 (struct deferred_plabel): Replace name field with symbol field.
10902 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10903 ASM_OUTPUT_EXTERNAL_REAL is defined.
10904 (output_global_address): Use output_addr_const for output of all
10906 (output_deferred_plabels): Use symbol_ref instead of name for address
10908 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10909 ASM_OUTPUT_SYMBOL_REF): New macros.
10910 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
10912 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10915 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
10917 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10918 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10920 2005-03-04 Jeff Law <law@redhat.com>
10922 * basic-block.h (rediscover_loops_after_threading): Declare.
10923 * tree-ssa-dom.c: Include cfgloop.h.
10924 (tree_ssa_dominator_optimize): Discover loops and some basic
10925 properties. Remove forwarder blocks recreated by loop header
10926 canonicalization. Also mark backedges in the CFG.
10927 * tree-ssa-threadupdate.c: Include cfgloop.h
10928 (rediscover_loops_after_threading): Define.
10929 (struct local_info): New field, JUMP_THREADED.
10930 (prune_undesirable_thread_requests): New function.
10931 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10932 then record that fact for the callers of redirct_edges.
10933 (thread_block): If BB has incoming backedges, then call
10934 prune_undesirable_thraed_requests. Note when we are
10935 going to have to rediscover loop information. Return a
10936 boolean indicating if any jumps were threaded.
10937 (thread_through_all_blocks): Bubble up boolean indicating
10938 if any jumps were threaded.
10939 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10940 (tree-ssa-threadupdate.o): Similarly.
10942 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10944 * fold-const.c (fold_ternary): Unroll the "for" loop to
10947 2005-03-04 Andrew Haley <aph@redhat.com>
10949 * unwind-dw2-fde-glibc.c (struct
10950 unw_eh_callback_data.check_cache): New field.
10951 (frame_hdr_cache): New.
10952 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10953 Cache frame header info.
10955 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
10957 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10958 (print_c_condition): Declare.
10959 * read-rtl.c (ptr_loc): New structure.
10960 (ptr_locs, ptr_loc_obstack, joined_conditions)
10961 (joined_conditions_obstack): New variables.
10962 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10963 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10964 (join_c_conditions, print_c_condition): New functions.
10965 (apply_macro_to_string): Associate the new string with the same
10966 source location as the old one.
10967 (add_condition_to_string): Use join_c_conditions.
10968 (read_string): Use set_rtx_ptr_loc to record a filename and line
10969 number for the string.
10970 (read_rtx): Initialize the new variables above.
10971 * genattrtab.c (write_test_expr, write_attr_value): Use
10973 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10974 comment above the GCC_VERSION check.
10975 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10976 Inline the definition of MAYBE_EVAL.
10977 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10978 * genoutput.c (process_template): Likewise.
10979 * genpreds.c (write_predicate_subfunction): Likewise.
10980 (write_predicate_expr): Use print_c_condition.
10981 * genrecog.c (write_cond): Likewise.
10982 * gensupport.c (process_rtx): Use join_c_conditions to join the
10983 conditions of a define_insn_and_split. Record a source location
10984 for the string after the "&&".
10985 (alter_test_for_insn): Use join_c_conditions.
10987 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
10990 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10991 PR tree-optimization/15784
10992 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10995 2005-03-04 Ben Elliston <bje@au.ibm.com>
10997 * gcc.c (option_map): Add --coverage.
10998 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10999 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11000 * config/darwin.h: Pass -lgcov for `coverage'.
11001 * doc/invoke.texi (Debugging Options): Document --coverage.
11003 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11005 * gcse.c (bypass_block): Use find_edge wherever possible.
11007 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11011 * c-opts.c (c_common_parse_file): Call start_source_file
11012 and end_source_file at the approriate times.
11014 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11015 the main file, it will be done for us now.
11017 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11019 * fold-const.c (fold_ternary): New.
11020 (fold): Call fold_ternary on ternary expressions. Remove
11021 handling of ternary expressions.
11023 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11025 PR tree-optimization/15784
11026 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11029 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11031 * config/rs6000/predicates.md (branch_comparison_operator):
11032 Convert from C block to conditional format.
11034 2005-03-03 Jan Hubicka <jh@suse.cz>
11036 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11037 and non-constant public variables.
11039 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11041 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11044 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11047 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11048 calls to release_ssa_name and release_phi_node.
11050 * fold-const.c (fold): Remove handling of unary expressions.
11052 * fold-const.c (fold_unary): Avoid directly using the original
11053 expression t as much as possible.
11055 2005-03-03 Roger Sayle <roger@eyesopen.com>
11056 Andrew Pinski <pinskia@physics.uc.edu>
11058 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11059 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11061 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11063 Describe special registers SRP and MOF as allocatable registers.
11064 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11065 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11066 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11067 TARGET_HAS_MUL_INSNS.
11068 (cris_print_operand) <case 'd'>: New case.
11069 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11070 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11072 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11073 (REG_ALLOC_ORDER): Update for MOF.
11074 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11076 (GENERAL_REGS): No longer a define of ALL_REGS.
11077 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11078 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11079 Adjust accordingly.
11080 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11081 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11082 (SECONDARY_RELOAD_CLASS): Define.
11083 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11084 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11085 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11086 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11087 (REGISTER_MOVE_COST): Define.
11088 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11089 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11090 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11091 (CRIS_MOF_REGNUM): New define_constants.
11092 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11094 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11096 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11097 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11098 Adjust for MOF being properly described as a register.
11099 (indir_to_reg_split): Name this split. Conditionalize on the
11100 destination register being a general register.
11101 (movei): Conditionalize on on operands 0 and 1 having the same
11104 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11107 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11108 -mcpu to override any other explicitly given flags.
11110 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11112 * recog.c (verify_changes, confirm_change_group): New functions,
11113 broken out of apply_change_group.
11114 (apply_change_group): Use them.
11115 * recog.h (verify_change, confirm_change_group): Declare.
11116 * rtl.h (redirect_jump_2): Declare.
11117 * jump.c (redirect_exp, invert_exp): Delete.
11118 (invert_exp_1): Take second parameter. Return value. Changed caller.
11119 (redirect_jump_2): New function, broken out of redirect_jump.
11120 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11121 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11122 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11124 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11126 * varasm.c (named_section): Use xstrdup rather than doing it by
11129 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11131 2005-03-02 Devang Patel <dpatel@apple.com>
11133 Undo PR tree-optimization/18815 fix.
11135 2005-03-02 Devang Patel <dpatel@apple.com>
11137 PR tree-optimization/18815
11138 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11139 loops with zero exit edges.
11141 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11143 * cfg.c (connect_src, connect_dest, disconnect_src,
11144 disconnct_dest): New.
11145 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11146 redirect_edge_pred): Use the new functions.
11148 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11149 free_dominance_info only when needed.
11151 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11154 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11155 (reg_or_sub_cint64_operand): Same.
11157 2005-03-02 Jeff Law <law@redhat.com>
11159 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11160 CFG_ALTERED in the main DOM iteration loop.
11162 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11165 * varasm.c (initializer_constant_valid_p): Allow conversions
11166 between OFFSET_TYPEs. Tidy.
11168 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11170 * config/cris/cris.md ("return"): Remove epilogue delay list
11173 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11175 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11177 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11179 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11181 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11182 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11183 config/m68k/m68k.c, config/mips/mips.h,
11184 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11185 doc/include/gcc-common.texi: Update copyright.
11187 PR middle-end/18029 and PR middle-end/18030
11188 * expr.c (optimize_bitfield_assignment_op): Add a special case
11189 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11191 * fold-const.c (fold_unary): New.
11192 (fold): Call fold_unary on unary expressions.
11194 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11196 * cgraph.h (struct cgraph_edge): Add prev_caller and
11197 prev_callee fields.
11198 (cgraph_node_remove_callees): Export.
11199 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11201 (cgraph_edge_remove_callee): New function.
11202 (cgraph_edge_remove_caller): Likewise.
11203 (cgraph_remove_edge): Use.
11204 (cgraph_redirect_edge_callee): Likewise.
11205 (cgraph_node_remove_callees): New function.
11206 (cgraph_node_remove_callers): Likewise.
11207 (cgraph_remove_node): Use.
11208 * tree-optimize.c (tree_rest_of_compilation): Use
11209 cgraph_node_remove_callees instead of manual loop.
11210 * cgraphunit.c (cgraph_finalize_function): Likewise.
11211 (cgraph_expand_function): Likewise.
11212 (cgraph_remove_unreachable_nodes): Likewise.
11214 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11217 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11219 * c-decl.c (undeclared_variable): Take location as argument.
11220 * c-typeck.c (build_external_ref): Likewise.
11221 * c-parser.c (c_parser_postfix_expression): Pass location of
11222 identifier to build_external_ref.
11224 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11226 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11227 CCEQ mode for branch_positive_comparison_operator test.
11228 * config/rs6000/predicates (branch_comparison_operator): Revert to
11230 (scc_comparison_operator): Same.
11231 (branch_positive_comparison_operator): Same.
11233 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11235 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11236 (cris_delay_slots_for_epilogue): Remove.
11237 (save_last): Move into cris_target_asm_function_epilogue.
11238 (cris_target_asm_function_epilogue): Remove tests for file being
11240 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11241 (cris_delay_slots_for_epilogue): Remove prototypes.
11242 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11243 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11245 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11247 * config/rs6000/predicates.md (branch_comparison_operator): Change
11248 to define_special_predicate.
11249 (scc_comparison_operator): Same.
11250 (branch_positive_comparison_operator): Same.
11252 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11254 * Makefile.in (tree-ssa-sink.o): New.
11255 (OBJS-common): Add tree-ssa-sink.o.
11256 * common.opt: Add -ftree-sink
11257 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11258 * timevar.def (TV_TREE_SINK): new timevar.
11259 * tree-flow.h (is_hidden_global_store): Prototype.
11260 * tree-optimize.c (init_tree_optimization_passes): Add
11262 * tree-pass.h (pass_sink_code): New.
11263 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11264 for non-obvious global store store to is_hidden_global_store, and
11265 call that new function.
11266 * tree-ssa-sink.c: New file.
11267 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11268 * doc/passes.texi: Document forward store motion.
11269 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11270 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11271 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11272 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11274 2005-03-01 Per Bothner <per@bothner.com>
11276 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11277 and we have a non-zero column-number, add it to the message.
11278 Also factor out the diagnostic_kind_text.
11280 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11282 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11283 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11284 flow_loop_scan): Removed.
11285 (flow_loop_dump): Do not dump removed fields.
11286 (flow_loop_free): Do not free removed fields.
11287 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11288 (loop_exit_edge_p): New function.
11289 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11290 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11291 num_exits, exits_doms.
11292 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11293 LOOP_EDGES, LOOP_ALL): Removed.
11294 (flow_loop_scan): Declaration removed.
11295 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11296 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11298 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11299 (if_convert): Call flow_loops_find and flow_loops_free
11300 when calling mark_loop_exit_edges.
11301 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11302 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11303 free_dominance_info calls.
11304 * loop-init.c (flow_loops_find): Ditto.
11305 * passes.c (rest_of_handle_branch_prob): Ditto.
11306 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11307 * loop-unroll.c (analyze_insns_in_loop): Do not use
11309 * predict.c (predict_loops): Do not call flow_loop_scan.
11310 Use get_loop_exit_edges.
11311 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11312 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11313 Do not use EDGE_LOOP_EXIT.
11314 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11315 to bb_with_exit_edge_p.
11316 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11317 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11318 to bb_with_exit_edge_p.
11319 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11321 * tree-loop-linear.c (linear_transform_loops): Do not call
11322 flow_loop_scan. Use loop->single_exit.
11323 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11324 (vect_analyze_loop_form): Do not call flow_loop_scan.
11325 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11327 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11329 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11330 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11331 slpeel_tree_duplicate_loop_to_edge_cfg,
11332 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11333 Use loop_preheader_edge and loop->single_exit. Do not call
11336 2005-03-01 Nick Clifton <nickc@redhat.com>
11338 * config/arm/arm.c (thumb_find_work_register): Check all of the
11339 argument registers to see if they are free, and a couple of
11340 special cases where the last argument register but can be proved
11341 to be available during the function's prologue.
11342 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11343 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11344 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11346 (thumb_compute_save_reg_mask): Likewise. Also use
11347 thumb_find_work_register() to ensure that there is agreement about
11348 which work register is going to be used in the prologue.
11349 (thumb_output_function_prologue): Use unsigned long as the type
11350 for the register bit-mask. Also delay pushing the link register if
11351 other high registers are going to be pushed.
11352 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11353 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11354 redundant prototypes.
11356 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11359 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11360 and after reload in REG+REG indexed addresses without REG_POINTER
11361 set in the base and not set in the index.
11363 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11365 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11366 Don't undefine here.
11367 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11368 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11369 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11370 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11371 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11373 * config.gcc (sh*-*-linux*): Use config/linux.h.
11375 2005-02-28 Dale Johannesen <dalej@apple.com>
11376 Stan Shebs <shebs@apple.com>
11378 Rewrite of 64-bit Darwin structure-by-value pass/return.
11379 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11380 intoffset, use_stack, named.
11381 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11382 (rs6000_darwin64_record_arg_advance_flush): New.
11383 (rs6000_darwin64_record_arg_advance_recurse): New.
11384 (rs6000_darwin64_record_arg_flush): New.
11385 (rs6000_darwin64_record_arg_recurse): New.
11386 (rs6000_darwin64_record_arg): New.
11387 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11388 (function_arg_boundary): Handle 128-bit aligned structs.
11389 (function_arg_advance): Rewrite darwin64 struct handling.
11390 (function_arg): Call rs6000_darwin64_record_arg.
11391 (function_arg_partial_nregs): Handle darwin64 structs.
11392 (rs6000_darwin64_function_value): Remove.
11393 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11395 2005-02-28 Roger Sayle <roger@eyesopen.com>
11397 PR tree-optimization/20216
11398 * tree-chrec.c (tree_fold_factorial): Delete.
11399 (tree_fold_binomial): Change argument list to take a return type
11400 and change the type of K to unsigned int. Rewrite to avoid explicit
11401 evaluation of factorials, and (recursively) calling fold to perform
11402 compile-time arithmetic. Return NULL on (internal) overflow.
11403 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11404 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11405 if any intermediate calculation overflows.
11406 (chrec_apply): Update call to chrec_evaluate.
11408 2005-02-28 James E Wilson <wilson@specifixinc.com>
11410 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11412 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11415 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11416 instead of NULL_TREE on error.
11418 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11420 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11421 (EASY_VECTOR_15_ADD_SELF): Remove.
11422 (num_insns_constant_wide): Not static.
11423 (validate_condition_mode): Not static.
11424 (toc_relative_expr_p): Not static.
11425 (legitimate_indirect_address_p): Not static.
11426 (macho_lo_sum_memory_operand): Not static.
11427 (invalid_e500_subreg): Not static.
11428 (easy_vector_same): Not static.
11429 (easy_vector_splat_const): Not static.
11430 (RS6000_SYMBOL_REF_TLS_P): Remove.
11431 (any_operand): Delete.
11432 (any_parallel_operand): Delete.
11433 (count_register_operand): Delete.
11434 (altivec_register_operand): Delete.
11435 (xer_operand): Delete.
11436 (s8bit_cint_operand): Delete.
11437 (short_cint_operand): Delete.
11438 (u_short_cint_operand): Delete.
11439 (non_short_cint_operand): Delete.
11440 (exact_log2_cint_operand): Delete.
11441 (gpc_reg_operand): Delete.
11442 (cc_reg_operand): Delete.
11443 (cc_reg_not_cr0_operand): Delete.
11444 (reg_or_short_operand): Delete.
11445 (reg_or_neg_short_operand): Delete.
11446 (reg_or_aligned_short_operand): Delete.
11447 (reg_or_u_short_operand): Delete.
11448 (reg_or_cint_operand): Delete.
11449 (reg_or_arith_cint_operand): Delete.
11450 (reg_or_add_cint64_operand): Delete.
11451 (reg_or_sub_cint64_operand): Delete.
11452 (reg_or_logical_cint_operand): Delete.
11453 (got_operand): Delete.
11454 (got_no_const_operand): Delete.
11455 (easy_fp_constant): Delete.
11456 (easy_vector_constant): Delete.
11457 (easy_vector_constant_add_self): Delete.
11458 (zero_constant): Delete.
11459 (zero_fp_constant): Delete.
11460 (volatile_mem_operand): Delete.
11461 (offsettable_mem_operand): Delete.
11462 (mem_or_easy_const_operand): Delete.
11463 (add_operand): Delete.
11464 (non_add_cint_operand): Delete.
11465 (logical_operand): Delete.
11466 (non_logical_cint_operand): Delete.
11467 (mask_operand): Delete.
11468 (mask_operand_wrap): Delete.
11469 (mask64_operand): Delete.
11470 (mask64_2_operand): Delete.
11471 (and64_operand): Delete.
11472 (and64_2_operand): Delete.
11473 (and_operand): Delete.
11474 (reg_or_mem_operand): Delete.
11475 (lwa_operand): Delete.
11476 (symbol_ref_operand): Delete.
11477 (call_operand): Delete.
11478 (current_file_function_operand): Delete.
11479 (input_operand): Delete.
11480 (rs6000_nonimmediate_operand): Delete.
11481 (rs6000_tls_symbol_ref): Delete.
11482 (save_world_operation): Delete.
11483 (restore_world_operation): Delete.
11484 (load_multiple_operation): Delete.
11485 (store_multiple_operation): Delete.
11486 (vrsave_operation): Delete.
11487 (mfcr_operation): Delete.
11488 (mtcrf_operation): Delete.
11489 (lmw_operation): Delete.
11490 (stmw_operation): Delete.
11491 (branch_comparison_operator): Delete.
11492 (branch_positive_comparison_operator): Delete.
11493 (scc_comparison_operator): Delete.
11494 (trap_comparison_operator): Delete.
11495 (boolean_operator): Delete.
11496 (boolean_or_operator): Delete.
11497 (min_max_operator): Delete.
11498 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11499 (EASY_VECTOR_15): Moved to here.
11500 (EASY_VECTOR_15_ADD_SELF): Move to here.
11501 (PREDICATE_CODES): Delete.
11502 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11503 Declare functions no longer static.
11504 * config/rs6000/predicates.md: New.
11505 * config/rs6000/rs6000.md: Include predicates.md
11507 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11509 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11510 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11512 * cfgrtl.c (need_fake_edge_p): Likewise.
11513 * combine.c (distribute_notes): Likewise.
11514 * emit-rtl.c (try_split): Likewise.
11515 * recog.c (peephole2_opimize): Likewise.
11516 * reg-notes.def (ALWAYS_RETURN): Remove.
11517 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11518 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11519 * tree.h (ECF_ALWAYS_RETURN): Remove.
11521 2005-02-28 Roger Sayle <roger@eyesopen.com>
11523 PR middle-end/19874
11524 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11525 between different machine modes is never a "useless" conversion.
11527 2005-02-28 Geert Bosch <bosch@gnat.com>
11530 * doc/contrib.texi: List contributors for Ada front end
11532 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11534 * simplify-rtx.c (simplify_unary_operation_1,
11535 simplify_const_unary_operation): New, extracted from...
11536 (simplify_unary_operation): ... this one.
11537 (simplify_binary_operation_1,
11538 simplify_const_binary_operation): New, extracted from...
11539 (simplify_binary_operation): ... this one.
11540 * rtl.h (simplify_const_unary_operation,
11541 simplify_const_binary_operation): Add prototypes.
11543 2005-02-28 Julian Brown <julian@codesourcery.com>
11545 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11546 building libjava and caused PR regression/20228.
11548 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11551 * Makefile.in (host_subdir): New.
11552 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11553 * configure: Regenerate.
11555 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11557 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11558 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11559 installation directory first.
11561 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11564 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11565 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11566 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11567 * config/cris/cris.md: Tweak comments referring to Q.
11568 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11569 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11570 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11571 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11572 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11573 Insert spaces in constraints to align alternatives vertically for
11575 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11578 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11580 PR rtl-optimization/17728
11581 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11582 operand 0 from general_operand to move_dest_operand.
11584 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11586 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11587 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11588 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11589 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11591 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11593 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11594 * configure: Regenerate.
11595 * libada-mk.in: Remove CC; rename
11596 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11598 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11601 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11602 for the lhs, also walk over the tree. Likewise for rhs.
11604 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11606 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11607 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11608 Do not propagate value of iv before increment over the increment.
11610 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11612 * c-parser.c: New file.
11613 * c-parse.in: Remove.
11614 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11616 (c-parser.o): Add dependencies.
11617 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11618 maintainer-clean, TAGS): Update.
11619 * c-config-lang.in (gtfiles): Update.
11620 * gengtype-lex.l: Don't handle "@@".
11621 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11622 objc_build_synchronized, objc_begin_try_stmt,
11623 objc_begin_catch_clause, objc_finish_catch_clause,
11624 objc_build_finally_clause, objc_finish_try_stmt): New.
11625 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11627 (c_parse_init): Update comment.
11628 * c-decl.c (c_init_decl_processing): Update comment.
11629 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11630 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11631 new c_declspecs members.
11633 2005-02-25 Julian Brown <julian@codesourcery.com>
11635 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11636 from being used for symbols with vague linkage when
11637 HAVE_GAS_COMDAT_GROUP is true.
11639 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11641 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11643 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11646 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11647 (LIBGCC2_HAS_DF_MODE): New.
11648 (LIBGCC2_HAS_XF_MODE): New.
11649 (LIBGCC2_HAS_TF_MODE): New.
11650 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11651 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11652 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11653 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11654 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11655 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11656 and add _fixtfdi, _fixunstfdi, _floatditf
11657 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11658 L_fixunstfdi, L_floatditf.
11659 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11660 (LIBGCC2_HAS_TF_MODE): Define.
11662 2005-02-25 Diego Novillo <dnovillo@redhat.com>
11664 PR tree-optimization/20204
11665 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11666 REWRITE_THIS_STMT markers on PHI nodes.
11667 (rewrite_initialize_block): Likewise.
11669 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11671 * version.c (version_string): Update to 4.1.
11673 2005-02-25 Paolo Carlini <pcarlini@suse.de>
11675 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11676 Clarify that the alternative way doesn't work in GNU C++.
11678 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11680 PR tree-optimization/19937
11681 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11682 to the type of the induction variable.
11684 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
11686 PR rtl-optimization/20117
11687 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11688 the block including noncopyable insn.
11690 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11692 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11693 calls to find_reg_note.
11695 2005-02-24 Richard Henderson <rth@redhat.com>
11698 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11701 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
11703 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11704 vector types if to use base reg for misaligned non-word ld/std.
11706 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11709 * config/cris/cris.c (cris_target_asm_function_prologue): Create
11710 dwarf2 label manually and put it after, not before the prologue.
11712 2005-02-24 David Edelsohn <edelsohn@gnu.org>
11715 * reload.c (operands_match_p): Only increment register number for
11716 SCALAR_INT_MODE_P modes in multiple hard registers.
11718 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11721 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11723 * ChangeLog.5: Fix log message typo(s).
11724 * ChangeLog.7: Likewise.
11725 * ChangeLog.tree-ssa: Likewise.
11726 * cfgexpand.c: Fix comment typo(s).
11727 * conflict.c: Likewise.
11728 * defaults.h: Likewise.
11729 * dwarf2out.c: Likewise.
11730 * gcse.c: Likewise.
11731 * ggc-page.c: Likewise.
11732 * tree-eh.c: Likewise.
11733 * tree-ssa-dom.c: Likewise.
11735 2005-02-24 Jakub Jelinek <jakub@redhat.com>
11738 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11739 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11740 if SHARED is defined.
11743 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11744 allow splitting only if operands 0 and 3 don't overlap.
11746 2005-02-24 Richard Henderson <rth@redhat.com>
11748 PR middle-end/19953
11749 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11750 (fold_builtin_1): Call them.
11751 * fold-const.c (fold_complex_mult_parts): Split out from ...
11752 (fold_complex_mult): ... here. Fix typo in both imaginary case.
11753 (fold_complex_div_parts, fold_complex_div): New.
11755 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11757 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11759 * tree-ssa-ccp.c (visit_assignment): Verify that result of
11760 VIEW_CONVERT_EXPR is_gimple_min_invariant.
11762 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11763 (print_node): Likewise.
11764 Print TYPE_SIZES_GIMPLIFIED.
11766 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11768 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11769 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11770 operands as commutative in constraints.
11772 2005-02-24 Diego Novillo <dnovillo@redhat.com>
11774 * tree-into-ssa.c: Re-organize internal functions.
11776 2005-02-24 Richard Henderson <rth@redhat.com>
11778 PR middle-end/18902
11779 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11781 * common.opt (fcx-limited-range): New.
11782 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11783 * toplev.c (flag_complex_method): Initialize to 1.
11784 (process_options): Set flag_complex_method to 0 if
11785 flag_cx_limited_range.
11786 * doc/invoke.texi (-fcx-limited-range): New.
11788 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11790 * cse.c (delete_trivially_dead_insns): Speed up by using
11791 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11794 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
11796 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11797 functions when -mid-shared-library is being used.
11799 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11801 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11802 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11803 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11804 * system.h: Poison LINK_LIBGCC_SPECIAL.
11806 2005-02-23 James E Wilson <wilson@specifixinc.com>
11808 * gengtype.c (note_insn_name): Make 1 element larger.
11810 2005-02-23 Roger Sayle <roger@eyesopen.com>
11813 PR rtl-optimization/20097
11814 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11815 BImode SUBREGs of SImode registers which confuse the ia64 backend.
11817 2005-02-23 David Edelsohn <edelsohn@gnu.org>
11819 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11820 * t-aix52 (SHLIB_INSTALL): Same.
11822 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
11824 * genpreds.c: Update copyright.
11826 2005-02-23 Michael Beach <michaelb@ieee.org>
11829 * config/sparc/t-elf (startup files): Assemble with CPP.
11831 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
11833 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11834 (write_predicate_expr): Likewise.
11836 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11838 PR tree-optimization/20100
11839 PR tree-optimization/20115
11840 * tree-optimize.c (init_tree_optimization_passes): Remove
11841 pass_maybe_create_global_var.
11842 * tree-pass.h (pass_maybe_create_global_var): Remove.
11843 * tree-ssa-alias.c (aliases_computed_p): Declare.
11844 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11845 (count_calls_and_maybe_create_global_var): Remove.
11846 (pass_maybe_create_global_var): Remove.
11847 (init_alias_info): Do not declare aliases_computed_p.
11848 (maybe_create_global_var): If the function contains no
11849 call-clobbered variables and a mix of pure/const and regular
11850 function calls, create .GLOBAL_VAR.
11851 Mark all call-clobbered variables for renaming.
11852 (merge_pointed_to_info): Update comment.
11853 (add_pointed_to_var): Likewise.
11854 (is_escape_site): Likewise.
11855 Accept struct alias_info * instead of size_t *.
11857 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11859 * tree-ssa-operands.c (get_call_expr_operands): If
11860 ALIASES_COMPUTED_P is false, do not add call-clobbering
11862 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11863 (delete_tree_ssa): Likewise.
11865 2005-02-22 James E Wilson <wilson@specifixinc.com>
11867 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11868 (do_compile): Do call it here.
11870 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11872 PR rtl-optimization/20017.
11873 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11874 rest_of_handle_cse2, rest_of_handle_gcse): Call
11875 delete_dead_jumptables immediately before calling cleanup_cfg.
11877 2005-02-22 Devang Patel <dpatel@apple.com>
11880 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11883 2005-02-22 David Edelsohn <edelsohn@gnu.org>
11885 * config/rs6000/aix.h (WINT_TYPE): Define.
11887 2005-02-22 Stan Shebs <shebs@apple.com>
11889 * config/rs6000/rs6000.c (rs6000_override_options): Default to
11890 natural alignment for 64-bit Darwin.
11891 (rs6000_parse_alignment_option): Warn about uses of -malign-power
11893 * doc/invoke.texi: Document this.
11895 2005-02-22 DJ Delorie <dj@redhat.com>
11897 * c-common.c (c_common_type_for_mode): Pass the mode's precision
11898 to make_[un]signed_type, not the mode itself.
11900 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11902 * cfg.c (cached_make_edge): Call make_edge if edge cache is
11903 not available. Use tail calls wherever possible.
11904 (make_edge): Call unchecked_make_edge to create an edge.
11906 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11907 (coalesce_ssa_name): Don't check for
11908 SSANORM_USE_COALESCE_LIST.
11909 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11911 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11913 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11914 (rewrite_into_ssa): ... here.
11916 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
11918 PR tree-optimization/19786
11919 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11920 tag to another's may-alias bitmap when adding to the other's list.
11922 2005-02-21 DJ Delorie <dj@redhat.com>
11924 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11925 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11926 registers in unsupported ways.
11927 * expmed.c (init_expmed): Likewise.
11929 2005-02-21 Stan Cox <scox@redhat.com>
11931 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11933 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11935 * tree-cfg.c (fold_cond_expr_cond): New.
11936 (make_edges): Call fold_cond_expr_cond.
11937 (find_taken_edge): Accept nothing but INTEGER_CST.
11938 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11940 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11942 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11943 that do not belong to any basic block.
11945 2005-02-21 Jeff Law <law@redhat.com>
11947 * cfganal.c (find_unreachable_blocks): Manually CSE load of
11950 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11952 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11953 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11954 Adjust their definitions.
11955 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11956 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11958 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11959 genautomata.c, langhooks.c, langhooks.h, system.h,
11960 config/arm/lib1funcs.asm: Update copyright.
11962 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11964 * dbxout.c (dbxout_function_end): Emit Lscope label always.
11966 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
11969 * doc/install.texi: Document --with-gc.
11971 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
11973 * simplify-rtx.c (simplify_unary_operation): Add a missing
11976 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11978 PR tree-optimization/18663
11979 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11980 if the type has variable bounds.
11982 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11984 * gcse.c: Remove an obsolete comment.
11986 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11988 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
11990 * doc/extend.texi (Function Attributes) <Attribute const>: The
11991 attribute "pure" is below this text, not above.
11993 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11995 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11996 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11997 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11999 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12002 * langhooks.h (struct lang_hooks): Add to_target_charset.
12003 * langhooks.c (lhd_to_target_charset): New function.
12004 * langhooks-def.h: Declare lhd_to_target_charset.
12005 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12006 (LANG_HOOKS_INITIALIZER): Update.
12007 * c-common.c (c_common_to_target_charset): New function.
12008 * c-common.h: Declare it.
12009 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12010 c_common_to_target_charset.
12012 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12013 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12014 Delete definitions.
12015 * system.h: Poison them.
12016 * doc/tm.texi: Don't discuss them.
12017 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12018 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12019 (pp_c_char): Do not attempt to generate letter escapes for
12021 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12022 * config/mips/mips.c (mips_output_ascii): Likewise.
12024 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12026 PR tree-optimization/19951
12027 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12030 2005-02-19 Steven Bosscher <stevenb@suse.de>
12032 PR middle-end/19698
12033 * function.h (struct function): New field `max_loop_depth'.
12034 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12035 (flow_loops_find): Reset the max loop depth count before finding loops.
12036 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12037 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12038 (calculate_global_regs_live): Make sure the loop will terminate
12039 when the initial sets are not empty.
12041 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12043 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12045 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12047 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12050 * doc/invoke.texi: Remove documentation of %M spec.
12052 (init_spec): Remove %M suffix from -lgcc_s.
12053 (do_spec_1): Remove 'M' case.
12054 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12055 to put shared libraries in the multilib directory. Remove the
12056 shlib_so_soname substitution variable. Don't add a multilib encoding
12057 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12058 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12059 SHLIB_INSTALL as well as SHLIB_LINK.
12060 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12061 (SHLIB_NAME): Delete.
12062 (SHLIB_DIR): New macro.
12063 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12064 (SHLIB_INSTALL): Adjust accordingly.
12065 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12066 * config/t-slibgcc-sld: Likewise.
12067 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12068 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12069 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12071 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12072 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12073 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12074 Use @shlib_base_name@ instead of @shlib_so_name@.
12075 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12076 and @shlib_base_name@.so in @multilib_dir@.
12077 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12078 to the install path.
12079 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12080 (SHLIB_LINK): Remove previous workaround.
12081 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12082 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12083 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12085 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12086 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12087 (SHLIB_INSTALL): Adjust accordingly.
12088 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12089 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12090 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12091 config/t-slibgcc-elf-ver.
12093 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12094 Jakub Jelinek <jakub@redhat.com>
12096 PR tree-optimization/19828
12097 * tree-ssa-loop-im.c: Add a TODO comment.
12098 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12099 without side-effects.
12101 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12103 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12106 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12108 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12109 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12110 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12112 (ia64_reorg): Delete fixup_errata call.
12113 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12114 (TARGET_SWITCHES): Delete -mb-step entry.
12116 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12119 * c-typeck.c (composite_type): Handle quals in transparent unions.
12120 (type_lists_compatible_p): Likewise.
12122 2005-02-18 Stan Shebs <shebs@apple.com>
12124 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12125 expressions in the .literal8 section.
12127 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12129 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12131 2005-02-18 Roger Sayle <roger@eyesopen.com>
12133 * fold-const.c (constant_boolean_node): Always create values of the
12134 specified type, don't bother calling truthvalue_conversion.
12136 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12138 * except.c (output_function_exception_table): Call
12139 assemble_external_libcall (eh_personality_libfunc).
12141 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12144 * config/ia64/ia64.h (struct machine_function): Add state_num.
12145 * config/ia64/ia64.c (process_epilogue,
12146 process_for_unwind_directive): Use new unwind state numbers each
12147 time rather than state 1.
12149 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12152 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12153 before the "*llgt_didi" pattern.
12155 2005-02-18 Jason Merrill <jason@redhat.com>
12157 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12159 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12161 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12162 (div0): Use it in place of ARM_FUNC_ALIAS.
12163 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12165 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12167 PR middle-end/20030
12168 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12169 access, the lower bound of the array type if it exists.
12171 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12174 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12175 cases that are out-of-range for the index type.
12177 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12179 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12180 (estimate_case_costs): Don't call convert.
12181 * expmed.c (expand_shift): Likewise.
12182 (make_tree): Call fold_convert instead of convert.
12184 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12187 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12188 that ref to be marked MEM_READONLY_P doesn't have base that needs
12191 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12193 * genautomata.c (output_get_cpu_unit_code_func,
12194 output_cpu_unit_reservation_p): Don't generate old-style function
12197 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12200 PR tree-optimization/20009
12201 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12203 PR tree-optimization/18947
12204 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12205 inline, remove all nodes that are inlined into the extern inline
12208 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12210 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12211 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12212 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12213 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12216 2005-02-17 Roger Sayle <roger@eyesopen.com>
12218 PR tree-optimization/19917
12219 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12220 to be potentially trapping.
12222 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12224 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12226 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12228 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12229 tem becomes a local variable which is set to the value of the
12230 back end defined INITIAL_FRAME_ADDRESS macro.
12231 (expand_builtin_frame_address): Omit the base parameter to
12232 expand_builtin_return_addr.
12233 (expand_builtin_profile_func): Likewise.
12234 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12235 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12236 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12238 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12240 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12241 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12242 * config/frv/frv.c (frv_function_epilogue): Likewise.
12244 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12246 * lambda-code (perfect_nestify): Remove mark/unmark
12247 for rewriting hack.
12248 * tree-loop-linear.c (linear_transform_loops): Add
12249 rewrite_into_ssa call so that ssa is correct for
12250 rewriting into loop closed.
12252 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12254 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12255 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12257 * bt-load.c (btr_def_live_range, combine_btr_defs,
12258 migrate_btr_def, migrate_btr_defs): Likewise.
12259 * cfgcleanup.c (thread_jump): Likewise.
12260 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12261 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12262 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12263 df_rd_local_compute, df_reg_info_compute): Likewise.
12264 * dominance.c (init_dom_info, free_dom_info): Likewise.
12265 * flow.c (init_propagate_block_info,
12266 free_propagate_block_info): Likewise.
12267 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12268 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12269 modify_reg_pav): Likewise.
12270 * loop-invariant.c (find_defs, find_invariant_insn,
12271 find_invariants, free_inv_motion_data): Likewise.
12272 * predict.c (tree_predict_by_opcode,
12273 estimate_bb_frequencies): Likewise.
12274 * stmt.c (expand_case): Likewise.
12275 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12276 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12277 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12278 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12279 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12280 rewrite_ssa_into_ssa): Likewise.
12281 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12282 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12283 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12284 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12285 * tree-sra.c (tree_sra): Likewise.
12286 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12287 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12288 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12289 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12290 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12291 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12293 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12294 calculate_live_on_entry, calculate_live_on_exit,
12295 build_tree_conflict_graph): Likewise.
12296 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12297 record_important_candidates, set_use_iv_cost, find_depends,
12298 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12299 tree_ssa_iv_optimize_finalize): Likewise.
12300 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12301 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12302 tree_duplicate_loop_to_header_edge): Likewise.
12303 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12304 * tree-ssa.c (verify_flow_insensitive_alias_info,
12305 verify_name_tags, verify_ssa, init_tree_ssa,
12306 delete_tree_ssa): Likewise.
12307 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12308 fini_ssanames): Likewise.
12309 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12311 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12313 * config/rs6000/t-rtems: Completely reworked.
12315 2005-02-17 Ira Rosen <irar@il.ibm.com>
12317 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12319 2005-02-17 Ira Rosen <irar@il.ibm.com>
12321 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12322 POINTER_TYPE_P when checking that type is a pointer.
12323 (vect_get_memtag): Remove.
12324 (vect_address_analysis): Use POINTER_TYPE_P. Call
12325 vect_object_analysis with dummy parameter for memtag.
12326 (vect_object_analysis): Extract memtag (functionality that
12327 used to be in vect_get_memtag and moved here). Fix printings.
12328 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12329 with correct parameters. Remove call to vect_get_memtag.
12331 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12333 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12334 (tree-vectorizer.o): Added missing dependencies.
12336 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12338 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12339 declaration in tree-vectorizer.c, now has an extern declaration in
12340 tree-vectorizer.h).
12341 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12342 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12343 get_vectype_for_scalar_type, vect_is_simple_use,
12344 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12345 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12346 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12347 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12348 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12349 find_loop_location): Likewise.
12351 * tree-vectorizer.c (langhooks.h): #include removed.
12352 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12353 moved to tree-vectorized.h.
12354 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12355 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12356 get_vectype_for_scalar_type, vect_is_simple_use,
12357 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12358 vect_supportable_dr_alignment, new_loop_vec_info,
12359 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12360 vect_set_verbosity_level, find_loop_location): Likewise.
12362 (vect_analyze_loop): Function externalized. Declaration moved to
12363 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12364 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12365 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12366 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12367 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12368 vect_enhance_data_refs_alignment, vect_analyze_operations,
12369 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12370 vect_stmt_relevant_p, vect_get_loop_niters,
12371 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12372 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12373 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12374 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12375 vect_get_memtag): Likewise.
12377 (vectorizable_load): Function externalized. Declaration moved to
12378 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12379 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12380 vect_transform_loop): Likewise.
12381 (vect_transform_stmt): Moved to tree-vect-transform.c.
12382 (vect_align_data_ref, vect_create_destination_var,
12383 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12384 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12385 vect_get_vec_def_for_operand, vect_init_vector,
12386 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12387 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12388 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12389 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12390 vect_do_peeling_for_loop_bound): Likewise.
12392 * tree-vect-analyze.c: New file.
12393 * tree-vect-transform.c: New file.
12395 2005-02-17 Jason Merrill <jason@redhat.com>
12397 PR mudflap/19319, c++/19317
12398 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12401 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12403 * doc/install.texi (Specific): Update link for Darwin-specific
12406 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12408 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12409 constant_boolean_node.
12411 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12414 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12415 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12417 2005-02-16 Richard Henderson <rth@redhat.com>
12420 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12422 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12423 replace uses with Wtype_MAXp1_F.
12424 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12425 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12426 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12427 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12428 and HAVE_TFMODE as appropriate.
12429 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12430 (__floatdisf): Likewise.
12431 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12432 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12433 (Wtype_MAXp1_F): New.
12434 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12435 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12437 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12440 * arm.c (arm_apply_result_size): New function.
12441 * arm.h (APPLY_RESULT_SIZE): Define.
12442 * arm-protos.h (arm_apply_result_size): Add prototype.
12443 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12444 (movxf): New expand.
12445 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12446 (call_value_symbol): Remove predicate for operand 0.
12447 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12448 (untyped_call): Rework to correclty return values for any type.
12449 (untyped_return): New expand.
12450 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12452 2005-02-16 Stan Shebs <shebs@apple.com>
12454 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12455 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12457 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12459 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12460 configure settings on Solaris 7 and later.
12462 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12464 PR tree-optimization/19865
12465 * tree-optimize.c (init_tree_optimization_passes): Run
12466 pass_may_alias after pass_sra.
12468 2005-02-16 Richard Henderson <rth@redhat.com>
12469 Stuart Hastings <stuart@apple.com>
12472 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12473 Do nothing if debug info suppressed for this function.
12474 (dbxout_begin_function): Early exit if debug info suppressed for
12477 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12480 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12482 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12484 PR tree-optimization/19967
12485 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12486 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12487 argument TYPE. Adjust calls to fold_builtin_XXX.
12488 (expand_builtin, fold_builtin_1): Adjust calls to
12489 expand_builtin_XXX.
12490 (fold_builtin_strchr, fold_builtin_strpbrk,
12491 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12492 result to a requested type TYPE.
12494 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12496 PR middle-end/19857
12497 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12498 (T)x & (T)cst if (T)cst overflows.
12499 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12500 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12502 2005-02-15 Jeff Law <law@redhat.com>
12504 * gcse.c (blocks_with_calls): New bitmap.
12505 (alloc_gcse_mem): Allocate it.
12506 (free_gcse_mem): Free it.
12507 (clear_modifY_mem_tables): Clear it.
12508 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12509 when we encounter CALL_INSNs.
12510 (compute_transp, case MEM): Handle blocks with calls separate
12511 from blocks without calls. Use bitmap iterators rather than
12514 2005-02-15 Peter O'Gorman <peter@pogma.com>
12517 * mklibgcc.in (vis_hide): Use a temporary object file, not
12520 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12523 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12524 access optimization.
12526 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12527 Alan Modra <amodra@bigpond.net.au>
12530 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12531 (_xlqsub): Rename to __gcc_qsub.
12532 (_xlqmul): Rename to __gcc_qmul.
12533 (_xlqdiv): Rename to __gcc_qdiv.
12534 Provide versioned symbol aliases with old names.
12535 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12536 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12537 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12538 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12539 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12541 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12543 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12544 Fold ~(A - 1) and ~(A + -1) to -A.
12546 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12550 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12551 config/pa/pa-host.c:pa_gt_pch_use_address.
12553 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12555 * tree-vn.c (get_value_handle): Make sure that given an
12556 is_gimple_min_invariant expression, we always return it.
12558 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12560 * passes.c (rest_of_handle_gcse): Fix a comment.
12562 2005-02-15 Jeff Law <law@redhat.com>
12564 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12566 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12567 (canon_list_insert, record_last_mem_set_info): Similarly.
12568 (clear_modify_mem_tables): Similarly.
12570 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12572 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12573 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12574 config/mips/mips.md, config/rs6000/aix.h,
12575 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12577 2005-02-15 Richard Henderson <rth@redhat.com>
12579 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12580 call to be best_edge.
12582 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12584 * basic-block.h: Adjust the prototype for find_basic_blocks.
12585 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12586 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12589 * flow.c (recompute_reg_usage): Remove all arguments.
12590 * passes.c (rest_of_compilation): Adjust the call to
12591 recompute_reg_usage.
12592 * rtl.h: Adjust the prototype for recompute_reg_usage.
12594 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12596 * tree-dump.c (dump_files): Update to reflect new member
12598 (dump_register): Add new argument.
12600 (dump_switch_p_1): Check against glob name if doglob was passed.
12601 (dump_switch_p): Check against regular first, then glob if
12602 we didn't have any hits on the dump name.
12603 * tree-optimize.c (register_one_dump_file):
12604 Pass in glob name as well.
12605 * tree-pass.h (struct dump_file_info): Add glob
12608 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12610 PR preprocessor/16323
12611 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12613 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12616 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12617 (trunctfdf2_internal1): New.
12618 (trunctfdf2_internal2): Renamed from trunctfdf2.
12620 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12622 PR tree-optimization/19853
12623 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12625 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12627 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12628 delete_dead_jumptables and cleanup_cfg.
12630 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12632 * reload.c (find_reloads): Swap address_reloaded flags when
12633 swapping commutative operands.
12635 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12637 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12638 Use standard_iv_increment_position for computing the bsi position
12640 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12643 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12646 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12647 life range of hard registers.
12648 * value-prof.c (insn_prefetch_values_to_profile): Only
12651 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12652 profile in libcalls.
12654 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12656 * bitmap.h (bitmap_and_compl_into): Return bool.
12657 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12659 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12661 PR tree-optimization/19944
12662 * fold-const.c (fold): Re-add ABS_EXPR folding.
12664 2005-02-13 David Edelsohn <edelsohn@gnu.org>
12667 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12668 {TARGET,MASK}_XL_COMPAT.
12669 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
12671 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12672 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12674 (rs6000_arg_partial_bytes): Same.
12675 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12676 and XL compatibility enabled.
12677 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12678 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12679 test to final condition.
12680 (cmptf_internal2): New.
12681 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12682 xl-compat. Add TFmode information to description.
12684 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
12686 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12688 2005-02-13 Jason Merrill <jason@redhat.com>
12691 * fold-const.c (fold_indirect_ref_1): Split out from...
12692 (build_fold_indirect_ref): Here.
12693 (fold_indirect_ref): New fn.
12694 * tree.h: Declare it.
12695 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12696 (gimplify_modify_expr_rhs): Likewise.
12697 (gimplify_expr): Likewise.
12699 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12701 PR tree-optimization/14303
12702 PR tree-optimization/15784
12703 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12704 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
12705 ABS_EXPR<x> != 0 to x != 0.
12707 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
12709 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12710 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
12711 spelling conventions.
12713 * passes.c (rest_of_handle_gcse): Don't run cse_main and
12714 delete_trivially_dead_insns too many times.
12716 * passes.c (rest_of_handle_gcse): Remove dead assignments to
12719 2005-02-12 Ira Rosen <irar@il.ibm.com>
12721 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12722 (vect_is_simple_iv_evolution): Remove redundant parameter
12724 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12725 without last parameter.
12726 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12727 Return pointer step. Call vect_is_simple_iv_evolution without
12728 last parameter. Check only that the step is multiple of size
12729 type. Remove stmt_vinfo updates.
12730 (vect_get_memtag_and_dr): Remove.
12731 (vect_get_memtag): New function.
12732 (vect_address_analysis): New function.
12733 (vect_object_analysis): New function.
12734 (vect_analyze_data_refs): Call vect_object_analysis and
12735 vect_get_memtag. Update stmt_vinfo fields.
12737 2005-02-12 Ira Rosen <irar@il.ibm.com>
12739 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12740 exist and are objects. Remove checks for pointer.
12741 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12742 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12743 (vect_create_data_ref_ptr): Likewise.
12744 (vect_base_addr_differ_p): New function.
12745 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12746 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12747 Don't set the DR_BASE_NAME field of data-ref.
12748 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12750 2005-02-12 Uros Bizjak <uros@kss-loka.si>
12752 * optabs.h (enum optab_index): Add new OTI_ldexp.
12753 (ldexp_optab): Define corresponding macro.
12754 * optabs.c (init_optabs): Initialize ldexp_optab.
12755 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12757 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12759 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12760 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12762 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12763 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12766 2005-02-12 Ira Rosen <irar@il.ibm.com>
12768 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12770 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12772 (vect_get_base_and_offset): Always return an address.
12773 (vect_create_addr_base_for_vector_ref): Remove treatment for
12774 different data reference types.
12775 (vect_compute_data_ref_alignment): Rename base to base_address in
12776 stmt_vec_info. Get the object in order to force its alignment.
12777 (vect_get_memtag_and_dr): Rename base to base_address in
12778 stmt_vec_info. Extract the object for memtag analysis.
12780 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
12782 PR regression/19898.
12783 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12784 changes cc_status, use apply modified_in_p to part of cc_status
12785 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12788 2005-02-11 Richard Henderson <rth@redhat.com>
12790 * tree-complex.c (expand_complex_libcall): New.
12791 (expand_complex_multiplication): Use it for c99 compliance.
12792 (expand_complex_division): Likewise.
12793 * fold-const.c (fold_complex_add, fold_complex_mult): New.
12795 * builtins.c (built_in_names): Remove const.
12796 * tree.c (build_common_builtin_nodes): Build complex arithmetic
12798 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12799 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12800 (built_in_names): Remove const.
12801 * c-common.c (c_common_type_for_mode): Handle complex modes.
12802 * flags.h, toplev.c (flag_complex_method): Rename from
12803 flag_complex_divide_method.
12804 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12805 __mulsc3, __muldc3, __mulxc3, __multc3): New.
12806 * libgcc2.h: Declare them.
12807 * libgcc-std.ver: Export them.
12808 * mklibgcc.in (lib2funcs): Build them.
12810 2005-02-11 Steven Bosscher <stevenb@suse.de>
12812 PR tree-optimization/19876
12813 Partially revert my change from 2005-01-14
12814 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12815 (compute_antic): ...and remove the loop here.
12817 2005-02-11 Jakub Jelinek <jakub@redhat.com>
12819 PR middle-end/19858
12820 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12821 is number of inner's bits, avoid creating a BIT_FIELD_REF.
12823 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12824 crtend.o if -pie. Use %{x:a;:b} spec syntax.
12826 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
12828 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12829 offsets for the big-endian 32-bit case.
12831 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
12833 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12835 2005-02-11 Dale Johannesen <dalej@apple.com>
12837 * cselib.c (cselib_process_insn): Clear out regs where
12838 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12839 * reload.c (find_equiv_reg): Ditto.
12841 2005-02-11 Ian Lance Taylor <ian@airs.com>
12843 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12846 * tree.c (build_function_type_list): Work correctly if there are
12849 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
12851 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12852 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12853 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12854 TARGET_ZARCH instead of TARGET_64BIT.
12856 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
12858 * config/rs6000/t-rtems:
12859 (MULTILIB_OPTIONS): Remove mcpu=602.
12860 (MUTLILIB_DIRNAMES): Remove m602.
12861 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12862 Let mcpu=602 match mcpu=603.
12863 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12865 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12867 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12868 signal trampolines.
12870 2005-02-10 David Daney <ddaney@avtrex.com>
12872 * config/alpha/linux-unwind.h: Add exception clause to copyright.
12873 * config/i386/linux-unwind.h: Likewise.
12874 * config/ia64/linux-unwind.h: Likewise.
12875 * config/mips/linux-unwind.h: Likewise.
12876 * config/pa/linux-unwind.h: Likewise.
12877 * config/rs6000/linux-unwind.h: Likewise.
12878 * config/s390/linux-unwind.h: Likewise.
12879 * config/sh/linux-unwind.h: Likewise.
12880 * config/sparc/linux-unwind.h: Likewise.
12882 2005-02-10 Steven Bosscher <stevenb@suse.de>
12884 PR tree-optimization/17549
12885 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12886 TER to replace a DEF with its expression if the DEF and the
12887 rhs of the expression we replace into have the same root
12890 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
12892 * config/mips/mips.md: Fix the placement of the match_scratch in the
12895 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12897 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12900 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12902 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12903 (strip_offset): Handle addresses.
12904 (add_address_candidates): Use strip_offset.
12905 (difference_cost): Reflect strip_offset change.
12906 (force_var_cost, difference_cost): Strip nops.
12908 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12910 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12912 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12913 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12914 config/cris/cris-protos.h, config/cris/cris.c: Update
12917 2005-02-10 Jeff Law <law@redhat.com>
12919 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12920 (lookup_avail_expr): Similarly.
12922 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12924 * builtins.c (fold_builtin_powi): New function.
12925 (fold_builtin_1): Call it.
12927 2005-02-10 Steven Bosscher <stevenb@suse.de>
12929 PR documentation/19309
12930 * doc/cpp.texi: The __GNUC__ and related predefined macros
12931 are also defined for the "standalone" cpp.
12932 Some non-GCC compilers may also define __GNUC__.
12934 2005-02-10 Jakub Jelinek <jakub@redhat.com>
12937 * c-typeck.c (common_type): New routine. Old common_type renamed
12939 (c_common_type): ...this.
12940 (build_conditional_expr, build_binary_op): Use c_common_type instead
12943 2005-02-10 Steven Bosscher <stevenb@suse.de>
12945 * doc/md.texi: Replace @samp{length} with @code{length}.
12947 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12949 PR tree-optimization/18687
12950 * tree-flow.h (find_loop_niter): Declare.
12951 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12952 Try using scev even for loops with more than one exit.
12953 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12954 (struct ivopts_data): Added niters field.
12955 (struct nfe_cache_elt): New.
12956 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12958 (tree_ssa_iv_optimize_init): Initialize niters cache.
12959 (determine_number_of_iterations): Removed.
12960 (find_induction_variables): Do not call determine_number_of_iterations.
12961 Access niters for single exit through niter_for_single_dom_exit.
12962 (add_iv_outer_candidates): Access niters for single exit through
12963 niter_for_single_dom_exit.
12964 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
12965 number_of_iterations_cond.
12966 (iv_period): New function.
12967 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12968 (may_replace_final_value): Take data argument. Use
12969 niter_for_single_dom_exit.
12970 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12971 (rewrite_use_compare): Pass data to may_eliminate_iv.
12972 (rewrite_use_outer): Pass data to may_replace_final_value.
12973 (free_loop_data): Clean up the niters cache.
12974 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12975 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12976 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12977 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12978 (num_ending_zeros): Moved to tree.c.
12979 * tree.h (num_ending_zeros): Declare.
12980 * tree.c (num_ending_zeros): Moved from tree.c.
12982 2005-02-09 Richard Henderson <rth@redhat.com>
12984 * builtins.c (DEF_BUILTIN): Add COND argument.
12985 * tree.h (DEF_BUILTIN): Likewise.
12986 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12987 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12989 (DEF_BUILTIN_STUB): New.
12990 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12991 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12992 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12993 * c-common.c (DEF_BUILTIN): Add COND argument.
12994 * tree.c (local_define_builtin): New.
12995 (build_common_builtin_nodes): New.
12997 2005-02-09 Roger Sayle <roger@eyesopen.com>
12999 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13000 floating point expression ignoring the sign of the result.
13001 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13002 (fold) <MULT_EXPR>: Use it to simplify x*x.
13003 * tree.h (fold_strip_sign_ops): Prototype here.
13004 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13005 argument. Use fold_strip_sign_ops to simplify the first argument.
13006 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13007 first argument when the second argument is an even integer
13008 constant, but only with -funsafe_math_optimizations.
13009 (fold_builtin_1): Update call to fold_builtin_copysign.
13011 2005-02-09 Ian Lance Taylor <ian@airs.com>
13013 PR middle-end/19583
13014 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13015 just check whether EH_FILTER_FAILURE falls through.
13017 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13019 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13020 insns return to ready list in the next turn.
13022 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13024 PR middle-end/19402
13025 * builtins.def: New __builtin_powi[lf].
13026 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13027 (expand_builtin_powi): New function.
13028 (expand_builtin): Dispatch to expand_builtin_powi.
13029 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13030 * libgcc2.c: Add __builtin_powi[lf] implementation.
13031 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13032 * optabs.h: Add powi_optab.
13033 * optabs.c (init_optabs): Initialize powi_optab.
13034 * doc/extend.texi: Document __builtin_powi[lf].
13036 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13038 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13041 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13043 PR middle-end/19854
13044 * fold-const.c (try_move_mult_to_index): Remove redundant
13045 type argument. Create ADDR_EXPR with correct type.
13046 (fold): Update callers of try_move_mult_to_index. Convert
13047 result to the appropriate type.
13049 2005-02-09 Roger Sayle <roger@eyesopen.com>
13052 * config/avr/avr.c (default_rtx_costs): Delete.
13053 (avr_operand_rtx_cost): New function.
13054 (avr_rtx_costs): Completely rewrite.
13056 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13059 * config/cris/cris.c (in_code): New variable.
13060 (cris_output_addr_const): Now a static function, a wrapper for
13062 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13063 case from old cris_output_addr_const.
13064 (cris_asm_output_label_ref): Similar for LABEL_REF.
13065 (cris_output_addr_const_extra): Similar for UNSPEC.
13066 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13067 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13068 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13070 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13071 (cris_asm_output_label_ref): Declare.
13073 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13075 PR preprocessor/19801
13076 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13077 filenames that changed when libcpp was moved to the toplevel.
13079 2005-02-07 Roger Sayle <roger@eyesopen.com>
13081 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13082 zero extensions of BImode operands. Call lowpart_subreg instead
13083 of gen_lowpart_common and gen_lowpart_SUBREG.
13085 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13088 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13089 * configure.ac: Set cc_for_cross_gnattools.
13090 * configure: Regenerate.
13092 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13095 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13097 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13100 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13101 of nested functions.
13103 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13105 * doc/extend.texi: Document deprecated extensions allowing
13106 static floating-point members to have initializers and allowing
13107 floating-point literals in integral constant expressions.
13109 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13111 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13112 config/darwin7.h, config/mips/mips.c,
13113 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13116 * cse.c: Update comments.
13118 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13120 PR middle-end/19775
13121 * builtins.c (fold_builtin_sqrt): Transform
13122 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13125 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13126 Dorit Naishlos <dorit@il.ibm.com>
13128 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13129 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13130 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13132 * tree.h (vect_set_verbosity_level): New extern function declaration
13134 * tree-vectorizer.h (verbosity_levels): New enum type.
13135 * tree-vectorizer.c (vect_debug_stats): Function removed.
13136 (vect_debug_details): Likewise.
13137 (vect_verbosity_level): Global variable was defined and initialized.
13138 (vect_dump): Global variable definition.
13139 (vect_print_dump_info): New function.
13140 (vect_set_dump_settings): New function.
13141 (vect_set_verbosity_level): New function.
13142 (vectorize_loops): Add call to vect_set_dump_settings.
13144 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13145 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13146 (slpeel_tree_peel_loop_to_edge): Likewise.
13148 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13149 appropriate verbosity level instead of call to vect_debug_details
13150 or vect_debug_stats.
13151 (vect_get_base_and_offset):
13152 (vect_create_addr_base_for_vector_ref):
13153 (get_vectype_for_scalar_type):
13154 (vect_create_data_ref_ptr):
13155 (vect_init_vector):
13156 (vect_get_vec_def_for_operand):
13157 (vect_finish_stmt_generation):
13158 (vectorizable_assignment):
13159 (vectorizable_operation):
13160 (vectorizable_store):
13161 (vectorizable_load):
13162 (vect_transform_stmt):
13163 (vect_update_ivs_after_vectorizer):
13164 (vect_do_peeling_for_loop_bound):
13165 (vect_update_inits_of_drs):
13166 (vect_do_peeling_for_alignment):
13167 (vect_transform_loop):
13168 (vect_is_simple_use):
13169 (vect_analyze_operations):
13170 (vect_is_simple_iv_evolution):
13171 (vect_analyze_scalar_cycles):
13172 (vect_analyze_data_ref_dependence):
13173 (vect_analyze_data_ref_dependences):
13174 (vect_compute_data_ref_alignment):
13175 (vect_enhance_data_refs_alignment):
13176 (vect_analyze_data_refs_alignment):
13177 (vect_analyze_data_ref_access):
13178 (vect_analyze_data_ref_accesses):
13179 (vect_analyze_pointer_ref_access):
13180 (vect_get_memtag_and_dr):
13181 (vect_analyze_data_refs):
13182 (vect_mark_relevant):
13183 (vect_stmt_relevant_p):
13184 (vect_mark_stmts_to_be_vectorized):
13185 (vect_can_advance_ivs_p):
13186 (vect_get_loop_niters):
13187 (vect_analyze_loop_form):
13188 (vect_analyze_loop):
13189 (vectorize_loops): Likewise.
13191 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13192 (vect_update_inits_of_drs):
13193 (vect_do_peeling_for_alignment):
13194 (vect_transform_loop):
13195 (vect_analyze_operations):
13196 (vect_analyze_scalar_cycles):
13197 (vect_analyze_data_ref_dependences):
13198 (vect_analyze_data_refs_alignment):
13199 (vect_analyze_data_ref_accesses):
13200 (vect_analyze_data_refs):
13201 (vect_mark_stmts_to_be_vectorized):
13202 (vect_get_loop_niters):
13203 (vect_analyze_loop_form):
13204 (vect_analyze_loop): Likewise.
13205 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13207 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13211 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13212 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13213 either -ffast-math or -funsafe-math-optimizations is in use.
13215 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13216 * config/mips/irix-csr.c: New file.
13217 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13218 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13219 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13222 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13224 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13225 redundant, incorrect definitions.
13227 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13229 ("*tls_indirect_call"): New, reference hard regs directly.
13230 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13232 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13234 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13235 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13237 2005-02-06 Roger Sayle <roger@eyesopen.com>
13239 PR rtl-optimization/19800
13240 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13241 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13244 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13246 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13248 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13251 * doc/invoke.texi: Correct documentation of -freorder-functions.
13253 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13256 * doc/invoke.texi: Don't mention gccbug.
13258 2005-02-06 Roger Sayle <roger@eyesopen.com>
13259 Andrew Pinski <pinskia@physics.uc.edu>
13260 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13262 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13263 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13264 into just (zero_extract:SI FOO (const_int 1) BAR).
13266 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13268 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13269 macro locally. Don't give last revision date. Use GCC version
13270 number from gcc-common.texi.
13271 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13272 revision date. Use GCC version number from gcc-common.texi.
13273 Describe being a library as current state rather than as 3.x
13275 * doc/gcc.texi: Remove last update date.
13276 * doc/gccint.texi: Likewise. Update copyright dates.
13277 * doc/install.texi: Update copyright dates.
13279 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13282 * doc/invoke.texi: Mention for each option included in -Wall that
13283 it is included in -Wall.
13284 * doc/gcc.texi: Update copyright and last modification date.
13286 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13288 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13289 unnecessary cast to original induction variable increments.
13291 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13293 PR tree-optimization/18219
13294 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13295 in distributed form.
13297 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13299 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13300 Set bitpos and offset later in the function. Do nothing if the
13301 target is a register and if the bitfield lies completely outside
13303 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13304 here. Return an uninitialised register if the source value is stored
13305 in a register and the bitfield lies completely outside that register.
13307 2005-02-06 Steven Bosscher <stevenb@suse.de>
13309 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13312 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13314 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13316 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13318 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13319 * config/darwin8.h: New.
13320 * config/darwin7.h: Update comment.
13322 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13323 Dorit Naishlos <dorit@il.ibm.com>
13325 * tree-vectorizer.h (LOC): New type.
13326 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13327 (loop_line_number): New field in struct _loop_vec_info.
13328 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13330 * tree-vectorizer.c (input.h): Included.
13331 (find_loop_location): New function.
13332 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13333 loop line number removed.
13334 (vect_debug_details): Likewise.
13335 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13337 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13338 call to vect_debug_details/stats changed from loop to loop_loc.
13339 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13340 (slpeel_tree_peel_loop_to_edge): Likewise.
13342 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13343 changed from NULL to UNKNOWN_LOC.
13344 (vect_get_base_and_offset):
13345 (vect_create_addr_base_for_vector_ref):
13346 (get_vectype_for_scalar_type):
13347 (vect_create_data_ref_ptr):
13348 (vect_init_vector):
13349 (vect_get_vec_def_for_operand):
13350 (vect_finish_stmt_generation):
13351 (vectorizable_assignment):
13352 (vectorizable_operation):
13353 (vectorizable_store):
13354 (vectorizable_load):
13355 (vect_transform_stmt):
13356 (vect_update_ivs_after_vectorizer):
13357 (vect_do_peeling_for_loop_bound):
13358 (vect_do_peeling_for_alignment):
13359 (vect_transform_loop):
13360 (vect_is_simple_use):
13361 (vect_analyze_operations):
13362 (vect_is_simple_iv_evolution):
13363 (vect_analyze_scalar_cycles):
13364 (vect_analyze_data_ref_dependences):
13365 (vect_compute_data_ref_alignment):
13366 (vect_enhance_data_refs_alignment):
13367 (vect_analyze_data_ref_access):
13368 (vect_analyze_data_ref_accesses):
13369 (vect_analyze_pointer_ref_access):
13370 (vect_get_memtag_and_dr):
13371 (vect_analyze_data_refs):
13372 (vect_mark_relevant):
13373 (vect_stmt_relevant_p):
13374 (vect_mark_stmts_to_be_vectorized):
13375 (vect_can_advance_ivs_p):
13376 (vect_get_loop_niters):
13377 (vect_analyze_loop):
13378 (vectorize_loops): Likewise.
13380 (vectorizable_load): Argument in call to vect_debug_details/stats
13381 changed from loop to LOOP_LOC (loop_vinfo).
13382 (vect_transform_loop):
13383 (vect_analyze_operations):
13384 (vect_analyze_scalar_cycles):
13385 (vect_analyze_data_ref_dependence):
13386 (vect_enhance_data_refs_alignment):
13387 (vect_analyze_data_ref_accesses):
13388 (vect_analyze_pointer_ref_access):
13389 (vect_analyze_data_refs):
13390 (vect_analyze_loop): Likewise.
13392 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13393 changed from loop to loop_loc.
13395 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13397 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13398 Dorit Naishlos <dorit@il.ibm.com>
13400 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13402 (vect_analyze_data_ref_dependences): Likewise.
13404 (vect_is_simple_use): Argument changed from loop structure to
13405 loop_vect_info structure.
13406 (vect_can_advance_ivs_p): Likewise.
13407 (vect_create_index_for_vector_ref): Likewise.
13408 (vect_update_ivs_after_vectorizer): Likewise.
13409 (new_stmt_vec_info): Likewise.
13411 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13412 changed from loop to loop_vinfo.
13413 (vect_create_data_ref_ptr): First argument in call to
13414 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13415 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13416 was changed from loop to loop_vinfo.
13417 (vectorizable_operation): Likewise.
13418 (vectorizable_store): Likewise.
13419 (vect_mark_stmts_to_be_vectorized): Likewise.
13420 (vect_do_peeling_for_loop_bound): First argument in call to
13421 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13422 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13423 was changed from loop to loop_vinfo.
13424 (vect_analyze_data_ref_dependences): Third argument in call to
13425 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13427 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13428 (vect_create_data_ref_ptr): Likewise.
13429 (vect_init_vector): Likewise.
13430 (vect_get_vec_def_for_operand): Likewise.
13431 (vectorizable_assignment): Likewise.
13432 (vectorizable_operation): Likewise.
13433 (vectorizable_store): Likewise.
13434 (vectorizable_load): Likewise.
13435 (vect_update_ivs_after_vectorizer): Likewise.
13436 (vect_is_simple_use): Likewise.
13437 (vect_analyze_data_ref_dependence): Likewise.
13438 (vect_analyze_pointer_ref_access): Likewise.
13439 (vect_can_advance_ivs_p): Likewise.
13441 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13442 before _stmt_vec_info.
13443 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13444 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13445 (new_stmt_vec_info): Argument changed from loop structure to
13446 loop_vect_info structure
13448 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13449 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13450 (vect_create_addr_base_for_vector_ref): Likewise.
13451 (vect_analyze_pointer_ref_access): Likewise.
13453 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13456 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13457 phi flag if the phi is abnormal.
13459 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13462 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13463 information for the new statement.
13465 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13468 * gcc.c (main): Include the target in -v output.
13470 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13472 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13473 Do not drop the extend if we'd have to add a paradoxical subreg
13474 later. Include optabs.h and insn-codes.h.
13475 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13477 2005-02-02 Roger Sayle <roger@eyesopen.com>
13479 PR middle-end/19405
13480 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13481 * fold-const.c (const_binop): Avoid constant folding floating
13482 point operations in modes that use composite representations.
13483 * simplify-rtx.c (simplify_binary_operation): Likewise.
13485 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13487 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13489 (altivec_dstt): Likewise.
13490 (altivec_dstst): Likewise.
13491 (altivec_dststt): Likewise.
13492 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13495 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13497 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13498 EXPR_LOCUS from orig_cond to the new cond_stmt.
13499 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13502 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13504 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13505 standard_iv_increment_position. Remove call to bsi_next
13506 (no need to bump the iterator anymore).
13507 (vect_create_index_for_vector_ref): Call
13508 standard_iv_increment_position. Remove second function argument.
13509 (vect_finish_stmt_generation): Remove call to bsi_next
13510 (no need to bump the iterator anymore).
13511 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13512 to vect_create_index_for_vector_ref.
13514 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13516 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13517 phis are used out of the loop.
13519 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13522 * c-decl.c (undef_nested_function): New variable.
13523 (pop_scope): Diagnose undefined nested functions.
13524 (finish_function): Don't attempt cgraph processing or genericizing
13525 if current top-level function contained an undefined nested
13526 function. Reset undef_nested_function at the end of a top-level
13529 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13531 * tree.c (build_int_cst_type): Take sign of the value into account
13532 when deciding whether sign extend the value.
13534 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13537 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13538 (cpp_options, cc1_options): Change %{std*&ansi} to
13539 %{std*&ansi&trigraphs}.
13541 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13543 * cse.c: Update comments.
13545 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13547 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13548 arguments go on the stack. Do not put complex doubles in odd/even
13551 2005-02-02 Steven Bosscher <stevenb@suse.de>
13553 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13554 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13555 -ftree-pre, and -fthread-jumps.
13557 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13559 PR tree-optimization/19578
13560 * tree-flow.h (modified_noreturn_calls): Declare.
13561 (noreturn_call_p): Declare.
13562 * tree-flow-inline.h (noreturn_call_p): New function.
13563 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13564 * tree-cfg.c (modified_noreturn_calls): New variable.
13565 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13566 that contain a mid-block noreturn call.
13567 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13569 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13571 * df.c (df_def_record_1, df_uses_record): Don't use
13573 * df.h (DF_FOR_REGALLOC): Remove.
13575 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13578 * c-typeck.c (really_start_incremental_init): Reset
13579 constructor_max_index for arrays of incomplete type.
13581 2005-02-02 Jeff Law <law@redhat.com>
13583 * gcse.c (struct reg_set): Store the block index where the register
13584 was set rather than the setting insn.
13585 (record_one_set, compute_transp): Corresponding changes.
13586 (pre_insert_copy_insn): Do not call replace_one_set.
13587 (replace_one_set): Remove.
13589 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13592 * doc/gcov.texi: Fix typo.
13594 2005-02-01 Richard Henderson <rth@redhat.com
13597 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13598 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13600 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13601 * config/i386/i386-protos.h: Update.
13603 2005-02-01 Steven Bosscher <stevenb@suse.de>
13605 PR tree-optimization/19217
13606 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13607 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13608 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13609 that it is walking a PHI node.
13611 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13613 * doc/extend.texi (Nested Functions): Update.
13615 2005-02-01 Richard Henderson <rth@redhat.com>
13618 * optabs.c (expand_copysign_absneg): Export.
13619 * optabs.h (expand_copysign_absneg): Declare.
13620 * config/rs6000/rs6000.md (copysigntf3): New.
13622 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13624 PR tree-optimization/19633
13625 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13626 * tree-ssa-alias.c (init_alias_info): Initialize.
13627 (merge_pointed_to_info): Set.
13628 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13629 (dump_points_to_info_for): Show value of pt_null.
13630 (struct count_ptr_d): Declare.
13631 (find_ptr_dereference): Remove.
13632 (ptr_is_dereferenced_by): Remove.
13633 (count_ptr_derefs): New local function.
13634 (count_uses_and_derefs): New local function.
13635 (compute_points_to_and_addr_escape): Call it. If the number
13636 of dereferences is greater than zero, mark the pointer as
13637 dereferenced. If there are fewer dereferences than uses of
13638 the pointer, the pointer's value escapes.
13640 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13642 PR tree-optimization/19670
13643 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13645 (verify_use): ... set it here, instead.
13647 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13649 * doc/sourcebuild.texi (Test directives): Fix formatting.
13651 * doc/sourcebuild.texi (Test directives): Describe selector
13654 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13656 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13657 specific 64-bit CPUs.
13659 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13662 * arm.c (arm_eliminable_register): New function.
13663 (adjacent_mem_locations): Don't allow eliminable registers. Use
13664 HOST_WIDE_INT for address offsets.
13665 * arm-protos.h (arm_eliminable_register): Add prototype.
13667 2005-02-01 Steven Bosscher <stevenb@suse.de>
13669 PR optimization/15242
13670 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13671 * basic-block.h (duplicate_computed_gotos): Add prototype.
13672 * bb-reorder.c (duplicate_computed_gotos): New function to
13673 duplicate sufficiently small blocks ending in a computed jump.
13674 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13675 if not optimizing for size.
13676 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13677 never do tail merging for blocks ending in a computed jump.
13678 * doc/invoke.texi: Document the max-goto-duplication-insns param.
13680 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
13682 Patch from Richard Sandiford <rsandifo@redhat.com>
13683 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13684 from inheriting a subreg equivalence with a non-spill register.
13686 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13688 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
13690 * config/frv/frv.c (movcc_fp_destination_operand): New.
13691 (gpr_or_memory_operand): Fix typo in comment.
13692 (gpr_or_memory_operand_with_scratch): New.
13693 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13694 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13695 movcc_fp_destination_operand.
13696 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13697 Legitimize memory addresses using a scratch register.
13699 2005-01-31 Jeff Law <law@redhat.com>
13701 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13702 bitmap a sparse bitmap instead of a simple bitmap.
13703 (mark_def_sites_initialize_block): Corresponding changes.
13704 (ssa_mark_def_sites_initialize_block): Likewise.
13705 (ssa_mark_phi_uses): Likewise.
13706 (mark_def_site, ssa_mark_def_sites): Likewise.
13707 (mark_def_site_blocks): Likewise.
13708 (rewrite_ssa_into_ssa): Likewise.
13710 * tree-ssa-dom.c (record_cond): Pass correct variable type
13711 for last argument to htab_find_slot_with_hash.
13713 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13714 effects when optimizing 0 % X. Do not try to optimize X % 0.
13716 2005-01-31 James E. Wilson <wilson@specifixinc.com>
13718 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13721 2005-02-01 Eric Christopher <echristo@redhat.com>
13723 * config/mips/mips.c (override_options): Warn if -mint64
13725 * doc/invoke.texi (MIPS Options): Document that -mint64 is
13728 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
13730 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
13732 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13733 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13734 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13735 (cached_regno): Initialize to INVALID_REGNUM.
13736 (cse_reg_info_table_size,
13737 cse_reg_info_table_first_uninitialized,
13738 cse_reg_info_timestamp): New.
13739 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13741 (init_cse_reg_info, get_cse_reg_info_1): New.
13742 (get_cse_reg_info): Cache the last look-up.
13743 (new_basic_block): Update the code to clear mappings from
13744 registers to cse_reg_info entries.
13745 (cse_main): Call init_cse_reg_info.
13747 * cse.c (get_cse_reg_info): Update a comment.
13749 2005-01-31 Steven Bosscher <stevenb@suse.de>
13752 * c-decl.c (start_decl): Do not warn about arrays of elements with
13753 an incomplete type here.
13754 (grokdeclarator): Do it here by making a pedwarn an error.
13755 * c-typeck.c (push_init_level): If there were previous errors with
13756 the constructor type, do not warn about braces for initializers.
13757 (process_init_element): Likewise for excess initializer elements.
13759 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
13761 * cse.c (delete_trivially_dead_insn): Don't iterate.
13763 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
13765 * config/rs6000/rs6000.md (copysignsf3): New expand.
13766 (copysigndf3): Likewise.
13768 2005-01-31 Steven Bosscher <stevenb@suse.de>
13770 * recog.c (constrain_operands): Only look for earlyclobber operand
13771 conflicts if an '&' constraint was seen.
13773 2005-01-31 Marc Espie <espie@openbsd.org>
13775 * config.gcc: Don't include embedded systems fragment, switches default
13776 debugging format to ELF.
13777 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13778 longer pick it up there.
13780 2005-01-31 Dale Johannesen <dalej@apple.com>
13782 * doc/extend.texi (nested functions): Fix linkage description.
13783 Clarify that static is not allowed.
13785 2005-01-31 Dale Johannesen <dalej@apple.com>
13787 * config/rs6000/darwin.md (movsf_low_di): Make work.
13788 (movdf_low_di): Make work.
13790 2005-01-31 Dale Johannesen <dalej@apple.com>
13792 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13793 Make work for 64 bit.
13795 2005-01-31 Roger Sayle <roger@eyesopen.com>
13796 Dale Johannesen <dalej@apple.com>
13798 PR middle-end/19650
13799 * fold-const.c (fold_binary_op_with_conditional_arg):
13800 Make types match original operands, before STRIP_NOPS.
13802 2005-01-31 Alan Modra <amodra@bigpond.net.au>
13804 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13805 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
13806 (struct gcc_sigcontext): Delete. Merge contents to..
13807 (struct gcc_ucontext): ..here.
13808 (get_sigcontext): Delete.
13809 (get_regs): New function, like get_sigcontext but return regs ptr.
13810 64-bit version finds regs from r1 to support vdso.
13811 (ppc_linux_aux_vector): New function.
13812 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
13815 2005-01-31 Ira Rosen <irar@il.ibm.com>
13817 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13819 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13820 redundant fold. Fix misalignment for MINUS_EXPR.
13821 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13822 (vect_analyze_pointer_ref_access): Likewise.
13823 (vect_get_memtag_and_dr): Likewise.
13825 2005-01-31 Richard Henderson <rth@redhat.com>
13827 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13828 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13829 absnegdf2_i387, absnegxf2_i387): Likewise.
13831 2005-01-31 Richard Henderson <rth@redhat.com>
13834 * optabs.c (expand_copysign_absneg): New.
13835 (expand_copysign_bit): Split out from ...
13836 (expand_copysign): ... here. Use expand_copysign_absneg.
13838 2005-01-30 Roger Sayle <roger@eyesopen.com>
13840 PR middle-end/19697
13841 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13842 constant as the second operand and a register as the third.
13844 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
13847 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
13848 that dllimport'd functions do not use all call-clobbered registers
13849 to pass parameters.
13851 2005-01-30 Richard Henderson <rth@redhat.com>
13854 * optabs.c (expand_absneg_bit): Split out from expand_unop and
13855 expand_abs_nojump and generalize. Use operand_subword and
13856 emit_no_conflict_block. Support large modes.
13857 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
13859 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
13860 negation to subtraction.
13861 (expand_copysign): Check that the format has signed zeros.
13862 Use operand_subword and emit_no_conflict_block. Support large modes.
13864 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
13866 Fix PR tree-optimization/19624
13868 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13869 * tree-ssa-pre.c: Add cfgloop.h.
13871 (pre_stats): New member, constified.
13872 (inserted_exprs): New static variable.
13873 (NECESSARY): New macro.
13874 (create_expression_by_pieces): Fold the expression, and
13875 mark it as defaulting to not necessary. Also put in
13877 (fully_constant_expression): New function.
13878 (insert_into_preds_of_block): Modify to not insert phis when we
13879 are playing with induction variables.
13880 Push phis onto the inserted_exprs vector, and mark them as not
13881 necessary by default.
13882 (insert_aux): Call fully_constant_expression on eprime.
13883 If all edges produce the same value, mark it constant.
13884 (mark_operand_necessary): New function.
13885 (remove_dead_inserted_code): New function.
13886 (init_pre): Init loop optimizer to get loop info.
13887 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13888 (execute_pre): Commit edge inserts, then remove dead code.
13890 2005-01-30 Richard Henderson <rth@redhat.com>
13892 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13893 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13895 2005-01-30 Richard Henderson <rth@redhat.com>
13898 * config/i386/i386.c (ix86_expand_copysign): New.
13899 (ix86_split_copysign_const): New.
13900 (ix86_split_copysign_var): Rename from ix86_split_copysign,
13901 rearrange op1/nmask operands.
13902 * config/i386/i386-protos.h: Update.
13903 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13904 (copysigndf3): Likewise.
13905 (copysignsf3_const, copysigndf3_const): New.
13906 (copysignsf3_var): Rename from copysignsf3, split out splitter
13907 and fix split predicate for X constraint.
13908 (copysigndf3_var): Similarly.
13910 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
13912 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13913 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13914 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13916 2005-01-29 Richard Henderson <rth@redhat.com>
13919 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13920 of # and * in constraints.
13922 2005-01-29 Richard Henderson <rth@redhat.com>
13924 PR middle-end/19689
13925 * expr.c (store_field): Don't strip sub-mode cast when the input
13926 data is even smaller.
13928 2005-01-29 Richard Henderson <rth@redhat.com>
13930 PR middle-end/19687
13931 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13934 2005-01-29 Richard Henderson <rth@redhat.com>
13936 * combine.c (make_field_assignment): Fix argument order
13939 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
13941 PR tree-optimization/15791
13942 * fold-const.c (extract_array_ref): New function.
13943 (fold): Fold comparisons between &a[i] and &a[j] or
13944 semantically equivalent trees.
13946 2005-01-29 Jeff Law <law@redhat.com>
13948 * gcse.c (insert_expr_in_table): Revamp handling of available
13949 and anticipatable occurrence lists to avoid unnecessary list
13951 (insert_set_in_table): Similarly.
13953 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
13955 * c-common.c (fix_string_type): Just use c_build_qualified_type to
13957 (c_build_qualified_type): Build qualified array types with
13958 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13959 * c-decl.c (c_make_fname_decl): Build unqualified array type
13960 before qualified type.
13961 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13962 type is qualified, not just if type itself is. Don't apply
13963 qualifiers to array type when declarator is processed. Apply
13964 qualifiers to field type whether or not it is an array type.
13965 Don't handle array types specially for applying qualifiers to
13967 * c-typeck.c (composite_type): Build unqualified element type and
13968 array type when forming composite of array types.
13969 (common_pointer_type, comptypes, comp_target_types,
13970 type_lists_compatible_p, build_indirect_ref, build_array_ref,
13971 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13973 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13974 (args2) in variables a1 and a2.
13976 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13978 * cse.c (n_elements_made, max_elements_made): Remove.
13979 (insert): Don't touch n_elements_made.
13980 (cse_main): Don't touch n_elements_made or max_elements_made.
13982 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
13985 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13986 configuration part of dp-bit.c to be lost.
13988 2005-01-28 Roger Sayle <roger@eyesopen.com>
13990 * expmed.c (expand_mult_highpart_optab): When attempting to use
13991 a non-widening multiplication in a wider mode, the operands need
13992 to be converted (zero or sign extended) to that mode.
13994 2005-01-28 Ian Lance Taylor <ian@airs.com>
13996 PR middle-end/16558
13997 PR middle-end/19583
13998 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13999 through if both operands fall through.
14001 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14003 * cse.c (fold_rtx) <PC>: Don't optimize.
14005 2005-01-28 Jeff Law <law@redhat.com>
14007 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14008 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14010 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14012 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14013 cse_reg_info_used_list_end): Remove.
14014 (cse_reg_info_list, cse_reg_info_list_free): New.
14015 (get_cse_reg_info): When allocating an instance of
14016 cse_reg_info, add it to the beginning of the cse_reg_info_list
14017 list. Remove code to maintain cse_reg_info_used_list.
14018 (new_basic_block): Reset the free list to the beginning of
14021 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14023 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14024 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14025 (frv_expand_mdpackh_builtin): New function.
14026 (frv_expand_builtin): Use it to expand __MDPACKH.
14027 * doc/extend.texi (__MDPACKH): Update documentation.
14029 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14031 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14032 SSE_FLOAT_MODE_P for use_sse computation.
14034 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14037 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14039 2005-01-27 Richard Henderson <rth@redhat.com>
14041 * builtins.c (expand_builtin_copysign): New.
14042 (expand_builtin): Call it.
14043 * genopinit.c (optabs): Add copysign_optab.
14044 * optabs.c (init_optabs): Initialize it.
14045 (expand_copysign): New.
14046 * optabs.h (OTI_copysign, copysign_optab): New.
14047 (expand_copysign): Declare.
14049 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14050 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14052 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14053 (ix86_expand_fp_absneg_operator): ... here.
14054 (ix86_split_copysign): New.
14055 * config/i386/i386-protos.h: Update.
14056 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14057 (copysignsf3, copysigndf3): New.
14059 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14060 (copysignsf3, ncopysignsf3): New.
14061 (copysigndf3, ncopysigndf3): New.
14062 (copysignxf3, ncopysignxf3): New.
14063 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14065 2005-01-27 Arend Bayer <arend.bayer@web.de>
14066 Kazu Hirata <kazu@cs.umass.edu>
14068 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14069 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14070 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14073 2005-01-27 Jeff Law <law@redhat.com>
14075 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14076 definitions of SSA_NAMEs which are not being rewritten.
14077 (rewrite_ssa_into_ssa): Only initialize the current definition
14078 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14079 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14080 SSA_NAMEs before returning.
14082 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14084 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14085 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14086 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14087 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14088 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14090 2005-01-27 Steven Bosscher <stevenb@suse.de>
14092 PR middle-end/17278
14093 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14094 higher to -O2 and higher. Likewise for tree PRE.
14095 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14098 2005-01-27 Ian Lance Taylor <ian@airs.com>
14100 PR middle-end/19583
14101 * gimple-low.c (try_catch_may_fallthru): New static function.
14102 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14103 * tree-inline.c (expand_call_inline): Don't warn about reaching
14104 the end of a non-void function being inlined if the function uses
14107 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14109 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14112 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14113 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14114 (implicitly_declare): Handle error_mark_node.
14116 2005-01-27 Richard Henderson <rth@redhat.com>
14119 * tree.h (struct tree_decl): Add debug_expr_is_from.
14120 (DECL_DEBUG_EXPR_IS_FROM): New.
14121 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14122 * dwarf2out.c (dwarf2out_var_location): Update to match.
14123 * tree-outof-ssa.c (create_temp): Likewise.
14124 * var-tracking.c (track_expr_p): Likewise.
14125 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14126 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14127 * toplev.c (default_tree_printer): Likewise.
14129 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14131 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14132 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14134 2005-01-27 Steven Bosscher <stevenb@suse.de>
14136 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14137 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14138 ASM_CLOBBERS): Add tree checks.
14140 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14141 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14142 * c-common.def (SWITCH_STMT): Update to match.
14143 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14144 macros instead of SWITCH_EXPR ones.
14145 * c-dump.c (c_dump_tree): Likewise.
14146 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14147 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14149 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14151 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14153 * unwind-dw2.c (execute_stack_op): Add missing cases for
14154 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14156 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14158 * config.gcc (Obsolete configurations): Remove 'dummy', add
14159 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14162 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14164 PR tree-optimization/19633
14165 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14167 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14168 are no call-clobbered variables.
14169 * tree-outof-ssa.c (check_replaceable): Return false for calls
14172 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14174 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14175 even for variables with NULL DECL_INITIAL.
14177 2005-01-26 Stuart Hastings <stuart@apple.com>
14179 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14181 2005-01-26 Richard Henderson <rth@redhat.com>
14183 PR middle-end/18008
14184 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14186 * expr.c (store_field): Strip conversions to odd-bit-sized types
14187 if the destination field width matches.
14189 2005-01-26 Richard Henderson <rth@redhat.com>
14191 * c-decl.c, expmed.c, expr.c: Revert last change.
14193 2005-01-26 Richard Henderson <rth@redhat.com>
14195 PR middle-end/18008
14196 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14198 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14199 if we don't need the bits above those present in the current mode.
14200 * expr.c (store_field): Strip conversions to odd-bit-sized types
14201 if the destination field width matches.
14203 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14205 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14206 either -ffast-math or -funsafe-math-optimizations is in use.
14208 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14212 * config/avr/avr.c (notice_update_cc): Only set condition code for
14213 ashrqi3 if shift count > 0.
14214 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14215 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14216 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14217 count <= 0 as a no-op, and shift count >= width by copying zero
14218 or sign bit to all bits of the result.
14219 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14220 count, with attribute "length" set to 0 and "cc" set to "none".
14222 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14224 * doc/invoke.texi: Document -mTLS.
14226 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14227 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14228 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14229 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14230 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14231 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14232 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14233 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14235 * configure.ac: Check for a TLS capable gas.
14237 * configure: Regenerate.
14239 2005-01-26 Richard Henderson <rth@redhat.com>
14241 PR middle-end/18008
14242 * combine.c (make_field_assignment): Simplify store to zero_extract
14243 from a source with an overlapping mask.
14245 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14247 2004-11-11 Eric Christopher <echristo@redhat.com>
14249 * config/frv/frv.md: Add fr400_integer automaton. Don't
14250 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14253 2005-01-26 Steven Bosscher <stevenb@suse.de>
14255 PR middle-end/16585
14256 * cfgbuild.c (make_edges): Do not clear or set
14257 current_function_has_computed_jump.
14258 * function.h (struct function): Remove the has_computed_jump field.
14259 (current_function_has_computed_jump): Do not define.
14260 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14261 in a computed jump. Ignore current_function_has_computed_jump.
14263 2005-01-26 Richard Henderson <rth@redhat.com>
14265 PR middle-end/19515
14266 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14267 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14269 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14270 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14271 objects into static storage if they have more than one non-zero value.
14272 * tree.h (categorize_ctor_elements): Update decl.
14274 2005-01-26 Steven Bosscher <stevenb@suse.de>
14276 PR middle-end/19616
14277 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14278 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14279 to this function from 2004-07-10.
14280 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14281 the current function for tail call optimizations if the address
14282 of one of it its arguments is taken.
14284 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14286 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14288 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14290 * function.c (expand_function_end): If current_function_calls_alloca,
14291 emit stack restore in a place that is reached when the function falls
14292 through at the end.
14294 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14296 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14297 rule to avoid matching inappropriate suffix rule.
14299 2005-01-26 Jan Hubicka <jh@suse.cz>
14301 PR tree-optimization/19241
14302 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14304 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14306 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14307 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14309 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14310 <sim*>: Always use crt1.o, regardless of N in simN.
14311 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14312 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14313 (CRT_CALL_STATIC_FUNCTION): Remove.
14314 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14315 use crt1.o, regardless of N in simN.
14316 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14317 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14318 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14319 case isystem setting.
14320 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14322 2005-01-25 Ian Lance Taylor <ian@airs.com>
14324 * gimple-low.c (block_may_fallthru): Correct handling of
14325 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14327 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14329 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14330 handlers to match indentation; nested under the mtune=* handler.
14331 Similar for mcpu= and march=.
14333 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14335 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14336 * config/mips/linux64.h (LIB_SPEC): Likewise.
14337 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14338 * config/sh/linux.h (LIB_SPEC): Likewise.
14340 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14342 * config/frv/frv.c (frv_legitimize_tls_address): New.
14343 (TARGET_HAVE_TLS): Define.
14344 (FRV_SYMBOL_REF_TLS_P): Define.
14345 (frv_override_options): Handle new register classes.
14346 (frv_legitimate_address_p): Reject tls addresses.
14347 (frv_legitimize_address): Handle TLS addresses.
14348 (gen_inlined_tls_plt): New.
14349 (gen_tlsmoff): New.
14350 (frv_legitimize_tls_address): New.
14351 (unspec_got_name): Add TLS entries.
14352 (got12_operand): Add R_FRV_TLSMOFF12 case.
14353 (frv_emit_move): Fixup TLS addresses.
14354 (frv_emit_movsi): Legitimize TLS addresses.
14356 * config/frv/frv.h (MASK_BIG_TLS): New.
14357 (TARGET_BIG_TLS): New.
14358 (HAVE_AS_TLS): Define.
14359 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14360 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14361 (REG_CLASS_NAMES): Same.
14362 (REG_CLASS_CONTENTS): Same.
14363 (CONSTRAINT_LEN): New.
14364 (REG_CLASS_FROM_CONSTRAINT): New.
14365 (PREDICATE_CODES): Add symbolic_operand.
14367 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14368 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14369 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14370 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14371 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14372 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14373 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14374 GR9_REG, GR14_REG, LRREG.
14375 (type): Add load_or_call attribute.
14376 ("load_or_call"): New reservation.
14377 ("call_gettlsoff"): New.
14378 ("tls_indirect_call"): New.
14379 ("tls_load_gottlsoff12"): New.
14380 ("tlsoff_hilo"): New.
14381 ("tls_tlsdesc_ldd"): New.
14382 ("tls_tlsoff_ld"): New.
14385 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14387 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14389 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14390 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14391 * config/frv/frv.c (TLS_BIAS): Define.
14392 (frv_output_dwarf_dtprel): New.
14394 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14396 PR rtl-optimization/19579
14397 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14398 both A and B, see if they don't clobber registers the other expr uses.
14400 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14402 * real.c (do_add): Initialize signalling and canonical members.
14404 * real.c (real_from_integer): Zero out destination.
14406 2005-01-18 Jan Hubicka <jh@suse.cz>
14408 PR tree-optimize/19337
14409 * tree-inline.c (initialize_inlined_parameters): Copy
14410 saved_static_chain_decl only.
14412 2005-01-25 Richard Henderson <rth@redhat.com>
14416 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14417 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14418 80387 enabled, to return a proper subclass. Return the subset that
14419 overlaps with GENERAL_REGS for PLUS.
14420 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14422 2005-01-25 Richard Henderson <rth@redhat.com>
14424 PR middle-end/19609
14425 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14427 2005-01-25 Roger Sayle <roger@eyesopen.com>
14429 * expmed.c (choose_multiplier): Change interface to return the
14430 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14431 (expand_divmod): Update calls to choose_multiplier.
14433 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14435 PR middle-end/19330
14436 * expmed.c (extract_bit_field): Use adjust_address instead of
14437 gen_lowpart when op0 is a MEM.
14439 2005-01-24 Steven Bosscher <stevenb@suse.de>
14441 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14443 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14445 * config/mips/irix-csr.c: New file.
14446 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14447 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14448 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14451 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14454 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14455 sparc/elf.h, add sparc/sp-elf.h.
14456 (sparc-*-rtems*): Likewise.
14457 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14458 tm-dwarf2.h, add sparc/sp-elf.h.
14459 (sparc86x-*-elf): Likewise.
14460 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14461 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14462 TARGET_OS_CPP_BUILTINS.
14463 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14464 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14466 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14467 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14468 (SWITCH_TAKES_ARG): Likewise.
14469 (LOCAL_LABEL_PREFIX): Likewise.
14470 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14471 (TARGET_N_FORMAT_TYPES): Delete.
14472 (TARGET_FORMAT_TYPES): Likewise.
14473 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14474 * config/sparc/elf.h: Delete.
14475 * config/sparc/sp-elf.h: New file.
14477 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14479 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14480 * tree-flow.h: Remove the corresponding prototype.
14481 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14482 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14484 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14487 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14488 for AIX ABI or ELF -fPIC.
14489 (rs6000_emit_load_toc_table): Don't create toc_section here.
14490 (rs6000_xcoff_file_start): Nor here.
14492 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14494 * sh.c (ra.h): Don't #include.
14495 (hard_regs_intersect_p): New function, resurrected from ra.c.
14497 * sh.c: Fix 1996 Copyright.
14499 2005-01-24 Richard Henderson <rth@redhat.com>
14500 Aldy Hernandez <aldyh@redhat.com>
14502 * regrename.c (note_sets): Handle subregs.
14504 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14507 * genconditions.c (write_header, write_conditions): Elide file if
14510 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14512 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14513 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14516 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14518 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14519 expand_builtin_printf, expand_builtin_fprintf,
14520 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14521 checking against POINTER_TYPE.
14522 (validate_arglist): Handle POINTER_TYPE code by checking
14525 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14527 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14528 init_rtlanal): New.
14529 (for_each_rtx): Call for_each_rtx_1.
14530 * rtl.h (init_rtlanal): Declare.
14531 * toplev.c (backend_init): Call init_rtlanal.
14533 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14535 * flow.c (propagate_one_insn): Formatting.
14537 PR middle-end/19551
14538 * flow.c (libcall_dead_p): Be more conservative if unsure.
14539 If there are any instructions between insn and call, see if they are
14540 all dead before saying the libcall is dead.
14542 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14544 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14545 operand constraint for operand 0.
14547 2005-01-23 Richard Henderson <rth@redhat.com>
14550 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14551 edges leading to join block.
14553 2005-01-23 Roger Sayle <roger@eyesopen.com>
14555 * expmed.c (expand_mult_highpart): Make static. Change type of
14556 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14557 (expand_divmod): Updates calls to expand_mult_highpart by using
14558 gen_int_mode to pass a CONST_INT rtx.
14559 * rtl.h (expand_mult_highpart): Remove prototype.
14561 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14563 * flow.c (regset_bytes, regset_size): Remove.
14565 * cfganal.c: Fix a reference to Harvey's paper.
14567 2005-01-23 Steven Bosscher <stevenb@suse.de>
14569 PR rtl-optimization/19464
14570 * tree-optimize.c (init_tree_optimization_passes): Add one more
14571 copyrename pass just before out-of-ssa.
14573 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14576 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14577 * ggc-none.c (ggc_free): Define.
14579 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14581 * cse.c (max_reg, max_insn_uid): Remove.
14582 (cse_main): Don't access max_reg or max_insn_uid.
14584 * c-common.c (explicit_flag_signed_bitfields,
14585 lang_statement_code_p, lang_expand_function_end): Remove.
14586 * c-common.h: Remove the corresponding declarations.
14587 * c-opts.c (c_common_handle_option): Remove all write access
14588 to explicit_flag_signed_bitfields.
14590 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14591 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14592 * cgraph.h: Remove the corresponding declaration.
14594 * gcse.c (null_pointer_info): Remove.
14596 2005-01-23 Roger Sayle <roger@eyesopen.com>
14597 Eric Botcazou <ebotcazou@libertysurf.fr>
14599 * combine.c (simplify_logical): Only simplify logical expressions
14600 of the form ior(and(x,y),z) by the inverse distributive law if the
14601 result is cheaper than the original.
14603 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14605 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14606 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14607 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14608 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14609 config/freebsd-spec.h, config/arm/arm.h,
14610 config/h8300/h8300.md, config/i386/i386.md,
14611 config/i386/predicates.md, config/i386/sse.md,
14612 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14613 config/vax/vax.md: Fix comment typos. Follow spelling
14616 2005-01-23 Steven Bosscher <stevenb@suse.de>
14618 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14619 tests, instead of `less than'.
14621 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14623 * function.c (assign_parm_setup_block): When creating a new stack slot
14624 for a parameter, get its alignment from the parameter's DECL_ALIGN
14625 rather than the type's TYPE_ALIGN. Make sure that the parameter
14626 is at least word aligned.
14628 2005-01-22 Roger Sayle <roger@eyesopen.com>
14630 PR middle-end/19378
14631 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14633 2005-01-22 Richard Henderson <rth@redhat.com>
14636 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14637 in both compare operands.
14638 (movdfcc_1_sse_max): Likewise.
14639 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14640 (movdfcc_1_sse): Likewise.
14641 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14642 scratch register as needed.
14644 2005-01-22 Richard Henderson <rth@redhat.com>
14646 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14648 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14650 2005-01-22 Richard Henderson <rth@redhat.com>
14652 * genopinit.c (optabs): Use smin/smax for floating point too.
14653 * doc/md.texi: Update to match. Clarify that floating point
14654 results are undefined for +0/-0 and NaN.
14655 * doc/rtl.texi: Likewise.
14656 * rtl.def (SMIN, SMAX): Likewise
14657 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14659 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14660 leading 's' to the name.
14661 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14662 smaxxf3, sminxf3): Likewise.
14663 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14666 2005-01-22 Paul Brook <paul@codesourcery.com>
14668 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14670 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
14672 * config/s390/s390.c (struct processor_costs): New fields
14673 dlgr, dlr, dr, dsgfr, dsgr.
14674 (z900_cost, z990_cost): Values for new fields.
14675 (s390_rtx_costs): New cases MEM und COMPARE in switch
14676 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14677 DIV, MOD, UDIV, UMOD.
14679 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14681 * config/s390/s390.md ("doloop_si64"): Reload input value directly
14682 into the register being decremented.
14683 ("doloop_si31", "doloop_di"): Likewise.
14684 ("*doloop_si_long"): Adapt pattern.
14686 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14688 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14690 (CLASS_MAX_NREGS): Likewise.
14692 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
14694 * doc/tree-ssa.texi (Statement Operands): Add example for new
14695 must-def macro. Note deprecation of old operands interface.
14697 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
14699 PR tree-optimization/19484
14700 * tree-cfg.c (remove_fallthru_edge): New function.
14701 (cleanup_control_flow): Remove fallthru edges from calls that are
14702 now known not to return.
14704 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14706 Fix PR tree-optimization/19038
14707 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14708 copies with loop variant ones.
14710 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
14712 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14713 config/alpha/alpha-protos.h, config/alpha/alpha.h,
14714 config/alpha/alpha.md, config/alpha/predicates.md,
14715 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14716 config/sparc/sol2.h: Update copyright.
14718 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14719 first label to see if it is a nonlocal label.
14721 2005-01-22 David Edelsohn <edelsohn@gnu.org>
14722 Andrew Pinski <pinskia@physics.uc.edu>
14725 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14726 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
14728 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14730 * config/rs6000/rtems.h: Update copyright.
14732 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14735 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14736 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14737 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14739 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14742 * c-typeck.c (convert_arguments): Check for error_mark_node.
14744 2005-01-21 Ian Lance Taylor <ian@airs.com>
14746 PR tree-optimization/13000
14747 * tree-inline.c: Include "tree-flow.h".
14748 (expand_call_inline): If warn_return_type, warn if non-void inline
14749 function falls through.
14750 * tree-cfg.c (execute_warn_function_return): Don't warn about
14751 control reaching end if TREE_NO_WARNING is set. Set
14753 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14755 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14756 branch if we don't need one.
14757 * c-typeck.c: Include "tree-flow.h"
14758 (c_finish_bc_stmt): Don't add a goto if the current statement
14759 list doesn't fall through to the current point.
14761 2005-01-21 Roger Sayle <roger@eyesopen.com>
14763 PR rtl-optimization/576
14764 * real.c (real_arithmetic): Change return type from void to bool
14765 to return an indication that the result may be inexact.
14766 * real.h (real_arithmeric): Update prototype.
14767 * fold-const.c (const_binop): Don't constant fold floating
14768 point expressions when the user specifies -frounding-math and
14769 the result may depend upon the run-time rounding mode.
14770 (fold_convert_const_real_from_real): Clean-up.
14771 (fold_initializer): Ignore flag_rounding_math for initializers.
14772 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14773 constant fold FP operations with flag_rounding_math if the
14774 result may depend upon the run-time rounding mode.
14776 2005-01-21 Tom Tromey <tromey@redhat.com>
14778 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14780 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
14782 * tree-cfg.c: Fix comment typos.
14784 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
14786 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14787 around the call to rest_of_handle_branch_target_load_optimize.
14789 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14791 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14792 (sparc64-*-openbsd*): Likewise.
14793 (sparclite-*-elf*): Include tm-dwarf2.h.
14794 (sparc86x-*-elf*): Likewise.
14795 (sparc64-*-elf*): Likewise.
14796 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14797 (DBX_DEBUGGING_INFO): Likewise.
14798 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14799 (PREFERRED_DEBUGGING_TYPE): Likewise.
14800 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14801 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14802 (PREFERRED_DEBUGGING_TYPE): Likewise.
14803 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14804 (PREFERRED_DEBUGGING_TYPE): Likewise.
14805 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14807 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14810 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14812 2005-01-20 Paul Brook <paul@codesourcery.com>
14814 * doc/rtl.texi: Document value extension requirements for CONST_INT.
14816 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14818 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14819 label is first in a sequence of labels.
14821 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14823 2005-01-20 Janis Johnson <janis187@us.ibm.com>
14824 Giovanni Bajo <giovannibajo@gcc.gnu.org>
14826 * doc/sourcebuild.texi (Test Directives): New.
14828 2005-01-20 Roger Sayle <roger@eyesopen.com>
14830 * real.c (real_floor): Don't leave the result uninitialized when
14831 mode is VOIDMode, but return the unrounded intermediate value.
14832 (real_ceil): Likewise.
14834 2005-01-20 Paul Brook <paul@codesourcery.com>
14836 * config/arm/arm.md (insv): Use gen_int_mode.
14838 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14840 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14841 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14842 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14843 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14844 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14846 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14849 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14850 fbreg, so we have to assume we can't.
14851 (loc_descriptor_from_tree_1): Ditto.
14852 (containing_function_has_frame_base): New function.
14853 (add_location_or_const_value_attribute): Use it.
14854 Also try to generate a frame_base from a single element location
14857 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14859 PR tree-optimization/15349
14860 * timevar.def (TV_TREE_MERGE_PHI): New.
14861 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14863 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14864 calls to tree_forwarder_block_p.
14865 (remove_forwarder_block_with_phi, merge_phi_nodes,
14866 gate_merge_phi, pass_merge_phi): New.
14867 * tree-optimize.c (init_tree_optimization_passes): Add
14869 * tree-pass.h: Add an extern for pass_merge_phi;
14871 2005-01-20 Richard Henderson <rth@redhat.com>
14874 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14875 (_mm_castps_pd, _mm_castps_si128): New.
14876 (_mm_castsi128_ps, _mm_castsi128_pd): New.
14878 2005-01-20 Richard Henderson <rth@redhat.com>
14881 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14882 __builtin_ia32_vec_init_v2si.
14883 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14884 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14885 (ix86_init_mmx_sse_builtins): Create it.
14886 (ix86_expand_builtin): Expand it.
14887 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14888 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14889 (vec_extractv2si_0, vec_extractv2si_1): New.
14891 2005-01-20 Richard Henderson <rth@redhat.com>
14894 * config/i386/i386.c (ix86_expand_push): New.
14895 * config/i386/mmx.md (push<MMXMODE>1): New.
14896 * config/i386/sse.md (push<SSEMODE>1): New.
14897 * config/i386/i386-protos.h: Update.
14899 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14901 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14904 2005-01-20 Richard Henderson <rth@redhat.com>
14906 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14907 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14909 2005-01-19 Richard Henderson <rth@redhat.com>
14912 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14913 to V4SFmode in SSE1 fallback load path.
14915 2005-01-19 Richard Henderson <rth@redhat.com>
14917 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14918 in QImode expansion to ix86_expand_vector_set.
14919 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14921 2005-01-19 Richard Henderson <rth@redhat.com>
14924 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14925 subclass of the input class.
14926 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14927 Always true for cross-SSE1 classes. Rationalize conditionals.
14928 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14929 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14930 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14931 (movdi_2): Add MMX/SSE zeros.
14932 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14933 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14934 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14935 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14936 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14937 (zero_extendsidi2_rex64_1): Remove.
14938 (MOV0 peephole): Check GENERAL_REG_P.
14940 2005-01-19 Richard Henderson <rth@redhat.com>
14943 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14945 (ix86_expand_vector_extract): Likewise.
14947 2005-01-19 Richard Henderson <rth@redhat.com>
14949 PR middle-end/19304
14950 * expr.c (emit_move_change_mode): New argument force; use
14951 simplify_gen_subreg if true.
14952 (emit_move_via_alt_mode): Merge into ...
14953 (emit_move_via_integer): ... here.
14954 (emit_move_ccmode): Use emit_move_change_mode directly.
14956 2005-01-19 Richard Henderson <rth@redhat.com>
14959 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14960 (alpha_preferred_reload_class): Handle CONST_VECTOR.
14961 (alpha_emit_set_const_1): Add no_output parameter; don't emit
14963 (alpha_emit_set_const): Likewise. Make static.
14964 (alpha_emit_set_long_const): Make static.
14965 (alpha_extract_integer): Split out from alpha_expand_mov.
14966 (alpha_split_const_mov): Likewise.
14967 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
14968 (alpha_legitimate_constant_p): New.
14969 * config/alpha/alpha-protos.h: Update.
14970 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14971 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14972 * config/alpha/alpha.md (movsi): Add n alternative.
14973 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14974 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14975 (splitters for all of the above): Use alpha_split_const_mov.
14976 * config/alpha/predicates.md (non_add_const_operand): New.
14977 (non_zero_const_operand): New.
14978 (input_operand): Use alpha_legitimate_constant_p after reload.
14980 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14982 PR tree-optimization/19038
14983 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14984 (add_candidate): Add ivs with increment in latch only if
14985 allow_ip_end_pos_p is true.
14986 (determine_iv_cost): Use empty_block_p.
14988 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
14990 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14991 (compute_dominance_frontiers): Ditto.
14993 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
14996 * config/sh/t-rtems: New.
14997 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14999 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15001 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15002 the offset of the selected field.
15004 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15006 * tree-cfg.c (remove_forwarder_block): Fix the check to
15007 prevent a nonlocal label from appearing in the middle of a
15010 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15012 PR rtl-optimization/19462
15013 * reorg.c (find_end_label): Create return insn only if
15014 current_function_epilogue_delay_list is empty.
15016 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15018 * doc/passes.texi: Remove paragraph mentioning new-ra.
15020 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15022 PR rtl-optimization/15139
15023 * combine.c: Include params.h.
15024 (count_rtxs): New function.
15025 (record_value_for_reg): If replace_rtx would replace at least
15026 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15027 (clobber (const_int 0)) instead of TEM.
15028 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15029 * params.h (MAX_LAST_VALUE_RTL): New.
15030 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15031 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15034 * c-typeck.c (digest_init): Only call build_vector if all constructor
15035 elements are *_CST nodes.
15036 * gimplify.c (gimplify_init_constructor): Likewise.
15038 PR middle-end/19164
15039 * c-typeck.c (digest_init): Only call build_vector if inside_init
15042 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15044 * toplev.c (init_asm_output): Remove dead #ifdef.
15046 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15048 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15050 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15052 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15053 accessing DECL_FUNCTION_CODE.
15054 * dojump.c (do_jump): Likewise.
15055 * gimplify.c (gimplify_call_expr): Likewise.
15056 * predict.c (expr_expected_value): Likewise.
15057 (strip_builtin_expect): Likewise.
15058 * tree-inline.c (estimate_num_insns_1): Likewise.
15059 * tree-ssa-loop-im.c (stmt_cost): Likewise
15060 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15061 (tree_expr_nonnegative_p): Likewise.
15063 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15065 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15066 variant of the load_pcrel_sym pattern.
15067 * config/sparc/sparc.md (P macro): Move to the top.
15068 (load_pcrel_sym): Macroize using P.
15069 (save_register_window): Likewise.
15071 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15073 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15074 ("sordered"): Same.
15076 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15079 * c-typeck.c (build_asm_expr): Strip nops off
15080 input memory operands.
15082 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15084 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15085 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15086 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15087 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15089 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15092 * config/i386/i386.c (override_options): If the 80387 is disabled,
15093 then do not return FP values using FP registers.
15095 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15097 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15098 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15099 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15100 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15101 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15102 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15103 output.h, postreload-gcse.c, postreload.c, recog.c,
15104 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15105 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15106 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15107 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15108 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15109 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15110 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15111 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15113 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15114 config/alpha/alpha.c, config/arm/vfp.md,
15115 config/i386/emmintrin.h, config/i386/i386-modes.def,
15116 config/i386/i386-protos.h, config/i386/i386.h,
15117 config/i386/pmmintrin.h, config/i386/ppro.md,
15118 config/i386/predicates.md, config/i386/xmmintrin.h,
15119 config/i860/i860.c, config/ia64/ia64-modes.def,
15120 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15121 config/ia64/ia64.md, config/ia64/itanium1.md,
15122 config/ia64/itanium2.md, config/ia64/predicates.md,
15123 config/iq2000/iq2000.h, config/mips/linux64.h,
15124 config/rs6000/aix41.h, config/rs6000/aix43.h,
15125 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15126 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15127 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15128 config/sparc/linux64.h, config/sparc/litecoff.h,
15129 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15130 config/sparc/sparc.h, config/sparc/sparc.md,
15131 config/sparc/sysv4-only.h: Update copyright.
15133 2005-01-18 Richard Henderson <rth@redhat.com>
15136 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15138 2005-01-18 Marc Espie <espie@openbsd.org>
15139 * config/i386/openbsdelf.h: Typo.
15141 2005-01-18 Richard Henderson <rth@redhat.com>
15143 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15144 special case for sse.
15145 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15147 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15149 * tree-inline.c (estimate_num_insns_1): Added cases for
15150 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15152 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15154 PR rtl-optimization/19296
15155 * combine.c (simplify_comparison): Rewrite the condition under
15156 which a non-paradoxical SUBREG of a PLUS can be lifted when
15157 compared against a constant.
15159 2005-01-18 Andi Kleen <ak@muc.de>
15161 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15162 * c.opt (-Wpointer-sign): Add.
15163 * doc/invoke.texi: (-Wpointer-sign): Add.
15165 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15167 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15168 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15169 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15170 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15171 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15172 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15173 for TARGET_MIX_SSE_I387.
15174 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15175 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15176 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15177 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15178 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15179 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15180 TARGET_MIX_SSE_I387.
15181 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15184 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15187 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15188 Add movaps alternative for xmm reg->reg move.
15190 2005-01-17 Jeff Law <law@redhat.com>
15192 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15193 at the end of the main DOM loop rather than just before DOM exits.
15195 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15197 PR tree-optimization/19121
15198 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15199 adding aliases to a name tag, also add them to the pointer's
15201 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15202 sensitive alias info at all. Only check that the two pointers
15203 have compatible pointed-to sets.
15204 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15205 a pointer's type tag is a superset of the alias set of the
15206 pointer's name tag.
15208 2005-01-17 James E Wilson <wilson@specifixinc.com>
15211 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15212 comment to document why.
15214 2005-01-17 Richard Henderson <rth@redhat.com>
15216 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15217 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15218 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15219 sse2_vmsminv2df3_finite): New.
15220 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15221 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15222 Force op1 into register.
15224 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15226 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15227 bubblestrap from always rebuilding build directory.
15229 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15231 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15232 ("*cmpmem_short"): Likewise.
15234 2005-01-17 Steven Bosscher <stevenb@suse.de>
15236 * basic-block.h: Document BB_* flags.
15237 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15238 use an sbitmap instead.
15239 * sched-rgn.c (compute_trg_info): Likewise.
15241 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15243 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15244 redundant target_cpu_default and extra_parts lines. Use the default
15246 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15247 (SUBTARGET_EXTRA_SPECS): Delete.
15248 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15249 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15250 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15251 and "n32" for -mabi=n32.
15253 2005-01-17 Ian Lance Taylor <ian@airs.com>
15256 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15257 fold constant variables into initial values.
15259 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15261 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15263 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15264 through the statements backward.
15266 2005-01-17 Ian Lance Taylor <ian@airs.com>
15268 PR middle-end/13127:
15269 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15270 a variable set to the return value of the inlined function.
15272 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15274 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15275 when modes are tieable.
15277 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15279 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15280 of pthread_create to find out if threads are enabled.
15281 * gthr-posix95.h (__gthread_active_p): Likewise.
15283 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15285 * common.opt (-fnew-ra): Remove.
15287 * toplev.h (flag_new_regalloc): Remove.
15288 * Makefile.in (ra*.*): Don't mention.
15289 * passes.c (rest_of_handle_new_regalloc): Remove.
15290 (rest_of_handle_combine, rest_of_compilation): Always consider
15291 flag_new_regalloc as false.
15292 * doc/invoke.texi: Don't document -fnew-ra.
15294 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15296 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15297 last parameter to reg_scan.
15298 * loop.c (loop_optimize): Likewise.
15299 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15300 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15301 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15302 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15303 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15304 * regclass.c (reg_scan): Likewise, for the declaration.
15305 * rtl.h (reg_scan): Likewise, for the prototype.
15307 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15309 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15310 mark_dfs_back_edges.
15312 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15314 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15315 (compute_avail): Uses don't go in tmp_gen.
15317 2005-01-16 Steven Bosscher <stevenb@suse.de>
15319 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15320 loop to look for a free slot in a page entry.
15322 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15325 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15326 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15327 just before targetm.asm_out.file_end.
15328 * tree.h (process_pending_assemble_output_defs): Declare.
15329 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15331 (assemble_alias): Defer generation of assembly code for defines when
15332 TARGET_DEFERRED_OUTPUT_DEFS is true.
15333 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15334 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15335 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15337 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15340 * pa.c (pa_scalar_mode_supported_p): New function.
15341 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15342 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15344 * pa-protos.h (prefetch_operand): Delete.
15345 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15346 * pa.c (prefetch_operand): Delete.
15347 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15348 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15349 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15350 and prefetch_nocc_operand.
15351 * pa.md (prefetch): Rework to avoid reload problems handling short
15352 displacements when a cache control completer needs to be provided.
15353 (prefetch_32, prefetch_64): Delete.
15354 (prefetch_cc, prefetch_nocc): New patterns.
15356 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15358 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15360 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15363 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15364 exceeds maximum alignment for global common data.
15365 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15366 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15368 2004-01-15 Roger Sayle <roger@eyesopen.com>
15370 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15372 2004-01-15 Roger Sayle <roger@eyesopen.com>
15374 * harg-reg-set.h (reg_class_names): Prototype global array.
15375 * regclass.c (reg_class_names): Declare here and initialize to
15377 (dump_regclass): Remove local declaration of reg_class_names.
15378 (regclass): Likewise.
15379 * cfg.c (dump_flow_info): Likewise.
15380 * ra-debug.c (reg_class_names): Likewise.
15381 * regrename.c (reg_class_names): Likewise.
15382 * reload.c (reg_class_names): Likewise.
15383 * reload1.c (spill_failure): Likewise.
15384 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15386 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15388 * config/s390/s390.md ("reload_outti"): Remove predicate for
15389 output operand. Abort if operand is not a MEM.
15390 ("reload_outdi", "reload_outdf"): Likewise.
15392 2005-01-15 Marc Espie <espie@openbsd.org>
15394 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15395 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15396 * config/openbsd.h: Fix C++ includes for native configurations.
15397 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15398 Add trampoline support.
15399 * config/i386/openbsdelf.h: New.
15401 2005-01-15 Marc Espie <espie@openbsd.org>
15403 * collect2.c (main): Explicitly parse -dynamic-linker option.
15405 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15407 PR tree-optimization/19060
15408 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15409 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15410 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15411 and handle extract_range_from_cond returning false.
15412 * fold-const.c (fold): Optimize comparisons with min/max even for
15413 width > HOST_BITS_PER_WIDE_INT.
15415 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15417 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15418 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15419 Remove little endian multilib variants.
15420 Add mips32 multilib variant.
15422 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15424 * explow.c (copy_all_reg, stabilize): Remove.
15425 * expr.h: Remove the corresponding prototypes.
15427 * rtlanal.c (regs_set_between_p): Remove.
15428 * rtl.h: Remove the corresponding prototype.
15430 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15432 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15433 to rs6000_nonimmediate_operand.
15434 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15435 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15436 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15437 rs6000_nonimmediate_operand.
15438 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15439 rs6000_nonimmediate_operand.
15441 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15443 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15445 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15447 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15449 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15450 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15452 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15453 (rs6k_nonimmediate_operand): New.
15454 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15456 (legitimate_lo_sum_address_p): Same.
15457 (rs6000_legitimize_address): Same.
15458 (rs6000_legitimize_reload_address): Same.
15459 (rs6000_legitimate_address): Same.
15460 (spe_build_register_parallel): Pass DF and DC modes in a DI
15463 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15464 to rs6k_nonimmediate_operand.
15466 * config/rs6000/spe.md ("*frob_df_di"): New.
15467 ("*frob_di_df"): New.
15468 ("*frob_di_df_2"): New.
15469 ("*mov_sidf_e500_subreg0"): New.
15470 ("*mov_sidf_e500_subreg4"): New.
15471 ("*movdf_e500_double"): Change predicate to
15472 rs6k_nonimmediate_operand.
15474 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15476 * postreload.c (move2add_note_store): Only call
15477 trunc_int_for_mode on scalar integers.
15479 2005-01-14 Steven Bosscher <stevenb@suse.de>
15481 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15482 replace BB_VISITED uses.
15483 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15484 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15485 (tree_dce_done): Free visited_control_parents.
15486 (perform_tree_ssa_dce): Allocate and clear it.
15487 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15488 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15489 instead of BB_VISITED.
15491 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15493 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15494 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15495 Remove unused prototypes.
15497 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15499 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15500 64-bit register usage.
15501 (spe_func_has_64bit_regs_p): Add FIXME note.
15503 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15505 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15506 flag_finite_math_only with flag_unsafe_math_optimizations.
15508 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15510 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15511 end-of-stack check.
15512 (__tpf_eh_return): Copy TPF private stack area from the module
15513 boundary stack frame. Add check for when module addresses are
15514 equal, but no stub address is found.
15516 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15519 * arm.h (struct machine_function): Add call_via field.
15520 (thumb_call_via_label): Declare.
15521 * arm.c (thumb_call_via_label): New variable.
15522 (thumb_call_reg_needed): New variable.
15523 (arm_output_function_epilogue): For Thumb code, output any per-function
15524 call-indirect trampolines.
15525 (thumb_call_via_reg): New function.
15526 (arm_file_end): New function.
15527 (TARGET_ASM_FILE_END): Call arm_file_end.
15528 (aof_file_end): Likewise.
15529 * arm-protos.h (thumb_call_via_reg): Declare.
15530 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15531 thumb_call_via_reg in normal case.
15533 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15535 PR middle-end/19084
15536 PR rtl-optimization/19348
15537 * recog.c (peephole2_optimize): Do global life update if some peephole
15538 decides it doesn't need at least one of its inputs and that change
15539 influences liveness at the start of the basic block.
15541 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15542 arguments instead of 1.
15544 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15546 PR middle-end/18820
15547 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15548 zero for nested functions needing a static chain or functions
15549 with a non-constant address.
15551 2005-01-13 Roger Sayle <roger@eyesopen.com>
15553 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15554 (and (sign_extend X) C) into (zero_extend (and X C)).
15556 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15558 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15560 2005-01-13 Richard Henderson <rth@redhat.com>
15565 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15566 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15567 not just TARGET_SSE.
15568 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15569 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15570 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15571 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15572 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15573 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15574 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15575 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15576 (movdicc_c_rex64): Rename with '*'.
15577 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15578 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15579 (movsfcc_1_387): Rename from movsfcc_1.
15580 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15581 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15582 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15583 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15584 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15585 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15586 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15587 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15588 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15589 sse_movdfcc_const0_4): Remove.
15590 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15591 recognize min/max early. Update for changed sse cmove patterns.
15592 (ix86_split_sse_movcc): New.
15593 * config/i386/i386-protos.h: Update.
15595 2005-01-13 Steven Bosscher <stevenb@suse.de>
15597 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15598 (fix_stmt_v_may_defs): Likewise.
15600 2005-01-13 Richard Henderson <rth@redhat.com>
15602 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15603 for converting the mask.
15605 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15607 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15610 2005-01-13 Richard Henderson <rth@redhat.com>
15612 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15613 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15614 IX86_BUILTIN_MOVDQ2Q): Remove.
15615 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15616 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15617 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15619 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15620 (sse2_pextrw): Fix immediate constraint.
15621 (sse2_loadq, sse2_loadq_rex64): Remove.
15622 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15623 Use __builtin_ia32_vec_ext_<size>.
15624 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15626 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15628 * function.c (assign_parm_setup_block): Look inside original
15629 entry_parm when inspecting PARALLEL.
15631 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15632 Joel Sherrill <joel@oarcorp.com>
15635 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15636 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15637 rtems_gxx_recursive_mutex_init.
15638 (__gthread_recursive_mutex_lock): New function.
15639 (__gthread_recursive_mutex_trylock): Likewise.
15640 (__gthread_recursive_mutex_unlock): Likewise.
15642 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15644 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15646 2005-01-13 Jan Beulich <jbeulich@novell.com>
15648 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15649 (ashrti3_internal): Indicate output is early clobber. Generate result
15650 into output rather than first input. Use move for low word of output
15651 if shift count is exactly 64.
15652 (lshrti3_internal): Likewise.
15654 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15658 * reload1.c (delete_output_reload): Don't delete an output reload
15659 if the pseudo lives longer than a single basic block. Adjust and
15660 improve wording of comment.
15662 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
15665 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15666 of TYPE_SIZE where we mean the number of bytes.
15668 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
15670 * function.c (assign_parm_setup_block): Relax condition on
15671 multi-register optimization.
15673 2005-01-12 Nick Clifton <nickc@redhat.com>
15675 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15676 an "in_delay_slot" attribute of "no" to prevent them being used in
15677 delay slots. This is forbidden because they might generate
15680 2005-01-12 Alan Modra <amodra@bigpond.net.au>
15683 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15684 with r->Y and Y->r.
15686 2005-01-12 Nick Clifton <nickc@redhat.com>
15688 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15689 passed on to GAS) but do not define, as GAS no longer supports or
15690 needs the -m2000 option.
15692 2005-01-11 Roger Sayle <roger@eyesopen.com>
15694 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15695 type as args of unprototyped builtins aren't automatically promoted.
15696 (fold_builtin_abs): Likewise.
15698 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15700 * Makefile.in: Set a `build-warn' variable.
15702 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15704 PR tree-optimization/17949
15705 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15706 (find_interesting_uses_address): Use it.
15708 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
15710 * regrename.c (kill_value): Handle subreg's that won't simplify.
15712 2005-01-11 Richard Henderson <rth@redhat.com>
15715 * config/i386/i386.h (enum ix86_builtins): Move ...
15716 * config/i386/i386.c: ... here.
15717 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15718 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15719 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15720 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15721 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
15722 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15723 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15724 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15725 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15726 IX86_BUILTIN_LOADDDUP): Remove.
15727 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15728 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15729 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15730 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15731 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15732 (ix86_init_builtins): Make static.
15733 (ix86_init_mmx_sse_builtins): Update for changed builtins.
15734 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15735 if all the modes match. Otherwise, fake it.
15736 (get_element_number, ix86_expand_vec_init_builtin,
15737 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15738 (ix86_expand_builtin): Make static. Update for changed builtins.
15739 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15740 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
15741 (ix86_expand_vector_init_duplicate): New.
15742 (ix86_expand_vector_init_low_nonzero): New.
15743 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15744 Split out from ix86_expand_vector_init; handle integer modes.
15745 (ix86_expand_vector_init): Use them.
15746 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15747 * config/i386/i386-protos.h: Update.
15748 * config/i386/predicates.md (reg_or_0_operand): New.
15749 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15750 (movv2sf_internal): Likewise. And a splitter to match them all.
15751 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15752 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15753 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15754 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15755 (mmx_pinsrw): Fix operand ordering.
15756 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15757 rather than sse_loadss expander.
15758 (movv2df splitter): Similarly.
15759 (sse_loadss, sse_loadlss): Remove.
15760 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15761 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15762 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15763 (sse3_movddup): Rename with '*'.
15764 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15765 (sse2_loadsd): Remove.
15766 (vec_dupv2df_sse3): Rename from sse3_loadddup.
15767 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15768 (sse2_pinsrw): Fix argument ordering.
15769 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15770 (sse2_stored): Remove 'r' destination.
15771 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15772 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15773 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15774 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15775 vec_extractv16qi, vec_initv16qi): New.
15777 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15778 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15779 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15781 (_mm_load_pd, _mm_store_pd): Use plain dereference.
15782 (_mm_load_si128, _mm_store_si128): Likewise.
15783 (_mm_load1_pd): Use _mm_set1_pd.
15784 (_mm_load_sd): Use _mm_set_sd.
15785 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15786 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15787 (_mm_set_epi64): Use _mm_set_epi64x.
15788 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15789 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15790 _mm_setr_epi8): Use _mm_set_foo form.
15791 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15792 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15793 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15794 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15795 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15796 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15797 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15798 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15799 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15800 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15801 (_mm_movedup_pd): Use _mm_shuffle_pd.
15802 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15803 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15804 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15805 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15806 Use _mm_setzero_ps.
15807 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15808 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15809 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15810 (_mm_store_ps): Use raw dereference.
15811 (_mm_store1_ps): Use _mm_storeu_ps.
15812 (_mm_storer_ps): Use _mm_store_ps.
15813 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15814 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15816 2005-01-11 Stan Shebs <shebs@apple.com>
15818 * config/rs6000/rs6000.c (machopic_output_stub): Issue
15819 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15821 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
15824 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15825 Skip all DECLs except for FIELD_DECLs.
15827 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15829 * config/s390/s390.c (override_options): Return error if
15830 -mbackchain, -mpacked-stack and -mhard-float are used together.
15831 (s390_va_start): Remove the backchain && packed-stack special case.
15832 (s390_gimplify_va_arg): Likewise.
15833 * doc/invoke.texi: Remove the ABI incompatibility note.
15835 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15837 * config/s390/s390.c (struct s390_frame_layout): Remove
15839 (s390_frame_info, s390_emit_prologue): Replace occurrences of
15840 save_backchain_p with TARGET_BACKCHAIN.
15842 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15845 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15846 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15847 * function.c (locate_and_pad_parm): Set new field.
15848 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15849 Tweak where_pad test to include "none". Always set mem align for
15851 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15852 not sufficient for type.
15853 (assign_parm_setup_block): If stack_parm is zero on entry, always
15854 make a new stack local. Block move old stack parm if necessary
15855 to new aligned stack local.
15856 (assign_parm_setup_stack): Use a block move to handle
15857 potentially misaligned entry_parm.
15858 (assign_parms_unsplit_complex): Specify required alignment when
15859 creating stack local.
15860 * calls.c (compute_argument_addresses): Override alignment of stack
15861 arg calculated from its type with the alignment given by
15862 FUNCTION_ARG_BOUNDARY.
15863 (store_one_arg): Likewise.
15865 2005-01-11 Jan Beulich <jbeulich@novell.com>
15867 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15868 Change respective itanium_class attribute to ialu.
15869 (shladdp4_internal): New.
15870 * config/ia64/predicates.md (shladd_log2_operand): New.
15872 2005-01-11 Richard Henderson <rth@redhat.com>
15874 * expr.c (store_constructor): Use rtvec_alloc instead of
15875 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15877 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
15879 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15881 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15883 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15884 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15885 (TARGET_RWRELOC): Define.
15886 (ia64_rwreloc_section_type_flags): Delete.
15887 (ia64_section_type_flags): New function.
15888 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15889 (TARGET_RWRELOC): Define.
15891 2005-01-10 David Mosberger <davidm@hpl.hp.com>
15894 * config/ia64/ia64.c (process_set): For alloc insn, only call
15895 process_epilogue is !frame_pointer_needed.
15897 2005-01-10 Roger Sayle <roger@eyesopen.com>
15900 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15901 unary operator and can't be treated as a binary/comparison operator.
15903 2005-01-10 Richard Henderson <rth@redhat.com>
15905 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15906 (ix86_return_in_memory): Likewise.
15907 (function_arg_advance): Likewise. Mirror structure in function_arg
15908 for choosing register to advance.
15910 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
15912 * tree-vectorizer.c, tree.def: Fix comment typos.
15914 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
15916 * config/s390/s390.c (struct processor_costs): 4 new fields:
15917 ddbr, ddr, debr, der.
15918 (s390_rtx_costs): More precise handling of divide instructions.
15920 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15922 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15924 2005-01-10 Jan Beulich <jbeulich@novell.com>
15926 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15927 names resulting from -ffunction-sections/-fdata-sections and linkonce
15929 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15930 based on the section name. Rearrange the section name comparison logic
15931 slightly so that each section name is compared against at most once.
15933 2005-01-10 Ben Elliston <bje@au.ibm.com>
15935 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15936 targets for which -fPIC reduces limitations on the GOT size.
15938 2005-01-09 Falk Hueffner <falk@debian.org>
15940 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15943 2005-01-09 David Edelsohn <edelsohn@gnu.org>
15946 * collect2.c (main): Set aixrtl_flag for -brtl option.
15947 (resolve_lib_name): Search for .so file extension before .a
15948 if aixrtl_flag set.
15950 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
15952 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15953 (vect_analyze_data_refs_alignment): Add dump prints.
15955 2005-01-09 Ira Rosen <irar@il.ibm.com>
15957 * tree-vectorizer.c (vect_analyze_offset_expr): Use
15958 expr_invariant_in_loop_p.
15959 Initialize outputs first thing in the function.
15960 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15961 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15962 (vect_analyze_pointer_ref_access): Check that the initial condition of
15963 the access function is loop invariant.
15965 2005-01-09 Richard Henderson <rth@redhat.com>
15967 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15968 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
15969 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
15970 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15971 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15972 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15973 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15974 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15975 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15976 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15977 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15978 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15979 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15980 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15981 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15982 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15983 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15984 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15985 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15986 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15987 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15988 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15989 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15991 (mmx_clrdi, pavgusb): Remove.
15992 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15993 with leading sse_ prefix.
15994 * config/i386/sse.md: Receive them.
15995 * config/i386/mmx.md: New file.
15996 (MMXMODE12, MMXMODE24, mmxvecsize): New.
15997 (subrv2sf3): Turn into expander for normal subtraction.
15998 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15999 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16000 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16001 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16002 commutative; use ix86_binary_operator_ok.
16003 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16004 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16005 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16006 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16007 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16008 Macroize from existing patterns; use ix86_binary_operator_ok.
16009 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16010 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16011 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16012 with vec_select+vec_concat.
16013 (mmx_pshufw, mmx_pshufw_1): Likewise.
16014 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16015 (mmx_uavgv4hi3): Model correctly.
16016 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16017 _mm_xor_si64): Remove casts.
16019 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16021 PR tree-optimization/19224
16022 * tree-scalar-evolution.c (get_instantiated_value,
16023 set_instantiated_value): New functions.
16024 (instantiate_parameters_1): Cache the results.
16025 (instantiate_parameters, resolve_mixers): Initialize and free
16028 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16030 * config/i386/i386.md (addhi_4): Correct reference in comment.
16033 2005-01-08 Richard Henderson <rth@redhat.com>
16035 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16036 (_mm_cvtsi128_si64x): Likewise.
16037 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16038 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16039 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16040 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16041 * config/i386/i386-protos.h: Update.
16042 * config/i386/i386.c (print_operand): Add 'H'.
16043 (ix86_fixup_binary_operands): Split out from ...
16044 (ix86_expand_binary_operator): ... here.
16045 (ix86_fixup_binary_operands_no_copy): New.
16046 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16047 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16048 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16049 (safe_vector_operand): Use CONST0_RTX.
16050 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16051 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16052 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16053 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16055 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16056 (IX86_BUILTIN_CMPNGESS): New.
16057 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16058 (attr type): Add sselog1.
16059 (attr unit, attr memory): Handle it.
16060 (movti, movti_internal, movti_rex64): Move near other integer moves.
16061 (movtf, movtf_internal): Move near other fp moves.
16062 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16063 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16064 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16065 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16066 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16067 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16068 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16069 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16070 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16071 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16072 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16073 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16074 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16075 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16076 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16077 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16078 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16079 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16080 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16081 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16082 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16083 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16084 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16085 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16086 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16087 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16088 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16089 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16090 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16091 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16092 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16093 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16094 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16095 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16096 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16097 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16098 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16099 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16100 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16101 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16102 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16103 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16104 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16105 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16107 (SSEPUSH, push<SSEPUSH>): Remove.
16108 (MMXPUSH, push<MMXPUSH>): Remove.
16109 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16110 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16111 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16112 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16113 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16114 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16115 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16116 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16117 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16118 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16119 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16120 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16121 (ppro_sse_log_V4SF): Handle sselog1.
16122 * config/i386/predicates.md (const_0_to_1_operand): New.
16123 (const_0_to_255_mul_8_operand): New.
16124 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16125 (const_2_to_3_operand, const_4_to_7_operand): New.
16126 * config/i386/sse.md: New file.
16127 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16128 (sse_movups): Rename from sse_movups_1.
16129 (sse_loadlss): Rename from sse_loadss_1.
16130 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16132 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16133 (absv4sf2, negv2df, absv2df): New.
16134 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16135 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16136 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16137 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16138 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16139 (sse3_addsubv4sf3): Model correctly.
16140 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16141 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16142 (sse_movhlps): Model with vec_select+vec_concat.
16143 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16144 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16145 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16146 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16147 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16148 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16149 sse2_pshufhw_1): Likewise.
16150 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16151 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16152 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16153 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16154 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16155 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16156 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16157 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16158 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16159 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16160 sminv8hi3): Mark commutative
16161 operands. Use ix86_binary_operator_ok.
16162 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16163 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16164 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16165 sse2_punpcklqdq): Allow operand2 in memory.
16166 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16167 sse2_movsd): Add memory alternatives.
16168 (sse_storelps): Turn expander into an insn; split after reload.
16169 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16170 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16172 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16174 * configure.ac (DWARF-2 debug_line): Use objdump.
16175 * configure: Regenerate.
16177 2005-01-08 Jeff Law <law@redhat.com>
16178 Diego Novillo <dnovillo@redhat.com>
16180 PR tree-optimization/18241
16181 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16182 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16183 statements with volatile operands.
16184 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16185 operands after marking a statement with has_volatile_ops.
16187 2005-01-08 Roger Sayle <roger@eyesopen.com>
16189 * tree.c (int_fits_type_p): Always honor integer constant
16190 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16192 2005-01-08 Roger Sayle <roger@eyesopen.com>
16194 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16195 the latent bug in rtl_delete_block has been resolved.
16197 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16199 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16200 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16202 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16204 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16205 library as @multilib_dir@/$(SHLIB_SONAME).
16207 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16209 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16210 * configure: Regenerate.
16212 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16214 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16217 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16220 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16221 Convert non-word aligned offset address using ld/std into
16224 2005-01-07 Richard Henderson <rth@redhat.com>
16226 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16228 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16230 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16232 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16234 PR tree-optimization/19283
16235 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16236 is not shorter than the original type.
16238 PR rtl-optimization/19012
16239 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16241 PR rtl-optimization/18861
16242 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16243 (FULL_STATE): Define.
16244 (mark_tablejump_edge): New function.
16245 (purge_dead_tablejump_edges): New function.
16246 (find_bb_boundaries): Use it.
16248 PR tree-optimization/18828
16249 * builtins.c (expand_builtin_next_arg): Remove argument and all
16250 the argument checking.
16251 (expand_builtin): Adjust caller.
16252 (expand_builtin_va_start): Likewise. Remove error for too many
16254 (fold_builtin_next_arg): Issue error for too many arguments.
16255 After checking arguments, replace them with magic arguments that
16256 prevent further checking of the args.
16258 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16260 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16262 2005-01-06 Roger Sayle <roger@eyesopen.com>
16265 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16266 and %{.S:...} (and their negative variants) to test whether the
16267 input file is assembler or pre-processed-assembler independent of
16268 the actual filename extension.
16270 2005-01-06 Roger Sayle <roger@eyesopen.com>
16272 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16273 of sign or zero extended values.
16275 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16277 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16278 for IBM long double format correctly.
16280 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16282 Fix PR tree-optimization/18792
16284 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16285 to first_loop_depth, and use loop depth instead of loop number.
16286 (build_classic_dir_vector): Ditto.
16287 (compute_data_dependences_for_loop): Use depth, not loop number.
16288 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16289 number. Pass in loops, instead of loop numbers.
16290 (gather_interchange_stats): Ditto.
16291 (linear_transform_loops): Ditto.
16293 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16296 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16297 biv_fits_mode_p, extension_within_bounds_p): New functions.
16298 (check_ext_dependent_givs): Use them.
16300 2005-01-06 Roger Sayle <roger@eyesopen.com>
16302 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16303 more than one barrier, in which case we should delete them all.
16305 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16307 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16309 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16311 Fix PR middle-end/19286
16313 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16314 output this subprogram, simply ignore this attempt to do it again.
16315 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16316 origin attribute if it's not possible.
16317 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16318 (decls_for_scope): Ditto.
16319 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16320 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16322 2005-01-05 Richard Henderson <rth@redhat.com>
16325 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16326 (bdesc_2arg): Use it.
16327 (ix86_expand_binop_builtin): Force operands into registers
16329 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16330 ix86_expand_sse_compare, ix86_expand_sse_comi,
16331 ix86_expand_builtin): Likewise.
16333 2005-01-05 Richard Henderson <rth@redhat.com>
16335 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16337 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16338 (mulv4hi3): Set itanium_class mmmul.
16339 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16340 (fpack): Rename from fpack_sfsf.
16342 2005-01-05 Richard Henderson <rth@redhat.com>
16345 * reload1.c (do_input_reload): Restrict the optimization deleteing
16346 a previous output reload to RELOAD_FOR_INPUT.
16348 2005-01-05 Steven Bosscher <stevenb@suse.de>
16350 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16351 comment that we fall through after case.
16352 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16353 (distribute_links): Likewise.
16354 * cse.c (cse_insn): Likewise.
16355 * cselib.c (cselib_invalidate_mem): Likewise.
16356 * df.c: Update comments at the top of the file.
16357 (read_modify_subreg_p): Update comments here too.
16358 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16359 * flow.c (mark_set_1): Likewise.
16360 (mark_used_regs): Likewise.
16361 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16362 (canon_list_insert): Likewise.
16363 (mark_set): Likewise.
16364 (try_replace_reg): Likewise.
16365 (store_killed_in_insn): Likewise.
16366 * loop.c (count_one_set): Likewise.
16367 (basic_induction_var): Likewise.
16368 * postreload-gcse.c (find_mem_conflicts): Likewise.
16369 * postreload.c (reload_combine_note_store): Likewise.
16370 (move2add_note_store): Likewise.
16371 * reload.c (find_equiv_reg): Likewise.
16372 (mark_referenced_resources): Likewise.
16373 * rtlanal.c (set_noop_p): Likewise.
16374 (note_stores): Likewise.
16375 (note_uses): Likewise.
16376 * sched-deps.c (sched_analyze_1): Likewise.
16377 * sched-rgn.c (check_live_1): Likewise.
16378 (update_live_1): Likewise.
16379 * config/i860/i860.c: Likewise.
16381 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16383 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16385 * doc/rtl.texi: Update documentation for bit-fields and SET.
16387 2005-01-05 Roger Sayle <roger@eyesopen.com>
16389 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16391 2005-01-05 Jan Hubicka <jh@suse.cz>
16392 Richard Henderson <rth@redhat.com>
16395 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16398 2005-01-05 Richard Henderson <rth@redhat.com>
16401 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16402 (sse_shufps): Change operand 3 to const_int_operand.
16403 (sse2_storelps): Fix typo in template.
16404 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16405 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16406 (ix86_expand_builtin): Likewise.
16408 2005-01-05 Julian Brown <julian@codesourcery.com>
16410 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16411 as aggregates for AAPCS ABIs.
16413 2005-01-05 Stan Shebs <shebs@apple.com>
16415 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16416 Mach-O getters if ppc64.
16417 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16419 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16420 signed four-byte field for global code case.
16421 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16423 2005-01-05 Roger Sayle <roger@eyesopen.com>
16425 PR middle-end/19100
16426 * c-common.c: Include real.h.
16427 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16428 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16429 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16430 * Makefile.in (c-common.o): Update dependencies.
16432 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16434 * c-parse.in (asm_string): Add trailing semicolon.
16436 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16438 * c-parse.in (asm_string): New. Don't allow wide strings in
16440 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16441 asm_string instead of STRING.
16443 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16445 * c-typeck.c (constructor_no_implicit): Remove.
16446 (set_designator, process_init_element): Don't check
16447 constructor_no_implicit.
16449 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16450 Kaz Kojima <kkojima@gcc.gnu.org>
16453 * lcm.c (create_pre_exit): New.
16454 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16455 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16457 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16459 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16460 -msoft-float in target_float_switch.
16461 * arm.c (arm_override_options): Fix processing of target_float_switch.
16463 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16465 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16468 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16470 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16471 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16473 2005-01-04 Roger Sayle <roger@eyesopen.com>
16475 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16476 if deleting the then-block allows the test-block to fallthru to the
16479 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16482 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16483 after the full declaration if the are in two different TUs.
16485 2005-01-04 Richard Henderson <rth@redhat.com>
16488 * tree-sra.c (generate_one_element_init): Just
16489 call gimplify_and_add.
16490 (generate_element_init): Record the
16491 new referenced variables and mark them for renaming
16492 and split out to ...
16493 (generate_element_init_1): This.
16494 (scalarize_init): Don't call push_gimplify_context/
16495 pop_gimplify_context.
16497 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16499 * toplev.c (get_src_pwd): Handle failure of getpwd().
16501 2005-01-04 Roger Sayle <roger@eyesopen.com>
16503 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16505 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16506 all the cases handled by it are inverted by invert_truthvalue.
16508 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16510 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16511 (save_register_windowsi): Likewise.
16513 2005-01-04 Richard Henderson <rth@redhat.com>
16515 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16517 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16519 PR middle-end/17767
16520 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16521 any simplifications of vector mode comparison operators.
16522 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16524 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16525 Devang Patel <dpatel@apple.com>
16527 PR tree-optimization/18308
16528 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16529 the operands before creating a new expression.
16530 * dojump.c (do_jump): Make drop_through_label available
16531 for all cases. Add expansion of COND_EXPR.
16533 2005-01-04 Ira Rosen <irar@il.ibm.com>
16535 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16536 INTEGER_CST instead of TREE_CONSTANT.
16537 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16538 instead of TREE_CONSTANT.
16539 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16540 instead of TREE_CONSTANT.
16542 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16544 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16546 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16549 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16550 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16552 2005-01-03 Richard Henderson <rth@redhat.com>
16554 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16555 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16556 fold_convert_const_real_from_real): Split out from ...
16557 (fold_convert_const): ... here.
16559 2005-01-03 Richard Henderson <rth@redhat.com>
16562 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16563 (mov<MMXMODEI>_internal): Likewise.
16564 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16565 Add V2SF case; use it for SSE1; don't use TI.
16566 (movdf_integer): Likewise.
16567 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16569 2005-01-03 Ira Rosen <irar@il.ibm.com>
16571 * tree-vectorizer.c (vect_strip_conversions): New function.
16572 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16573 check for binary class.
16575 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16579 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16581 * gimple-low.c (mark_blocks_with_used_vars): New function.
16582 (mark_blocks_with_used_subblocks): Ditto.
16583 (mark_used_blocks): Ditto.
16584 (pass_mark_used_blocks): New pass.
16585 * tree-inline.c: Include debug.h.
16586 (expand_call_inline): Call outlining_inline_function here.
16587 * tree-optimize.c (init_tree_optimization_passes): Add
16588 pass_mark_used_blocks.
16589 * tree-pass.h (pass_mark_used_blocks): New.
16590 * Makefile.in (tree-inline.o): Add debug.h dependency.
16592 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16594 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16595 VAR_DECLs to have weak_import attribute.
16597 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16600 2004-01-03 Steven Bosscher <stevenb@suse.de>
16602 * passes.c (rest_of_compilation): Don't run regmove if only
16603 flag_expensive_optimizations, require flag_regmove instead.
16605 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16607 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16609 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16610 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16611 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16612 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16614 2005-01-03 Richard Henderson <rth@redhat.com>
16616 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16617 (ia64_const_ok_for_letter_p): New.
16618 (ia64_const_double_ok_for_letter_p): New.
16619 (ia64_extra_constraint): New.
16620 (ia64_expand_vecint_compare): New.
16621 (ia64_expand_vcondu_v2si): New.
16622 (ia64_expand_vecint_cmov): New.
16623 (ia64_expand_vecint_minmax): New.
16624 (ia64_print_operand): Add 'v'.
16625 (ia64_preferred_reload_class): New.
16626 (ia64_vector_mode_supported_p): New.
16627 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16628 (PREFERRED_RELOAD_CLASS): Move to function.
16629 (CONST_OK_FOR_LETTER_P): Move to function.
16630 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16631 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16632 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16633 (EXTRA_CONSTRAINT): Move to function.
16634 * config/ia64/ia64.md: Include vect.md.
16635 (itanium_class): Add mmalua.
16637 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16639 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16640 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16642 (const_int_2bit_operand): New.
16643 (fr_reg_or_0_operand): New.
16644 * config/ia64/ia64-modes.def: Add vector modes.
16645 * config/ia64/ia64-protos.h: Update.
16646 * config/ia64/vect.md: New file.
16648 2005-01-03 Richard Henderson <rth@redhat.com>
16650 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16652 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16655 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16657 (log1pdf2): Change mode of operands[0,1] to DFmode.
16659 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16661 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16662 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16663 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16664 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16665 SPARC_RELAXED_ORDERING.
16667 2005-01-03 Richard Henderson <rth@redhat.com>
16668 Uros Bizjak <uros@kss-loka.si>
16671 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16672 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16673 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16675 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16676 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16677 const_pow2_1_to_128_operand): New predicates.
16679 2005-01-02 Greg McGary <greg@mcgary.org>
16681 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16683 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16684 object. [ptr_type]: Remove unused variable.
16685 Remember nearest addressable array-element or record-component
16686 when checking bitfield components. Tolerate empty BIND_EXPR.
16688 2005-01-01 Richard Henderson <rth@redhat.com>
16690 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16691 that don't narrow the value. Fail for other conversions.
16693 2005-01-01 Richard Henderson <rth@redhat.com>
16696 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16697 * c-lang.c (finish_file): Don't do it here.
16698 * objc/objc-act.c (objc_finish_file): Likewise.
16700 * cgraph.c (decl_assembler_name_equal): New.
16701 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16702 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16703 * cgraph.h (struct cgraph_varpool_node): Add next.
16704 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16705 * varasm.c (assemble_alias): Mark the target as needed.
16707 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
16709 PR middle-end/19221
16710 * function.c (get_arg_pointer_save_area): Use entry_of_function
16711 instead of get_insns.
16713 2005-01-01 Roger Sayle <roger@eyesopen.com>
16714 Andrew Pinski <pinskia@physics.uc.edu>
16715 James E. Wilson <wilson@specifixinc.com>
16717 PR rtl-optimization/12092
16718 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16721 2005-01-01 Roger Sayle <roger@eyesopen.com>
16722 Olivier Hainque <hainque@act-europe.fr>
16724 * tree.c (int_fits_type_p): A narrower type always fits in a
16725 wider one, except for negative values into unsigned types.
16727 2005-01-01 Roger Sayle <roger@eyesopen.com>
16729 * tree.c (int_fits_type_p): Compare the result of force_fit_type
16730 with the original constant rather than require TREE_OVERFLOW.
16732 2005-01-01 Steven Bosscher <stevenb@suse.de>
16734 PR middle-end/17544
16735 * c-decl.c (finish_function): If compiling C99, annotate the
16736 compiler generated return with the current file name and line 0.
16737 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16738 the source line is greater than 0.
16739 (remove_bb): Likewise.