1 2005-05-11 David Ung <davidu@mips.com>
3 * config/mips/mips.md (type): Add imul3.
4 (length, hazard, may_clobber_hilo): Check for imul3.
5 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
6 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
7 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
8 for a 3 operand mul and its bypasses.
9 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
10 * config/mips/4000.md (r4k_imul): Likewise.
11 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
12 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
13 (vr4130_muldi): Likewise.
14 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
15 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
16 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
17 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
18 (ir_vr54_imadd_si): Likewise.
19 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
20 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
21 (rm7_impy_di): Likewise.
22 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
23 * config/mips/generic.md (generic_imul): Likewise.
24 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
25 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
27 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
30 * tree.h (record_layout_info_s): New member prev_packed.
31 * stor-layout.c (update_alignment_for_field): Fix comment about
32 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
33 we start it properly aligned.
34 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
35 to update_alignment_for_field, and recompute it afterwards using
36 the alignment of the record.
37 When a packed bitfield precedes an MS bitfield, don't add padding
38 at the end of the packed bitfield on behalf of the base type of
40 Don't adjust rli->bitpos at the end
41 of an MS bitfield run if we already adjusted bitpos/offset for an
42 alignment as large or larger than the bitfield type size.
43 Take possible record alignment > BIGGEST_ALIGNMENT into account
44 when calculating actual_align.
45 Only put packed buit fields into rli->prev_field if they end up
47 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
48 Update rli->remaining_in_alignment when we have already started a
49 run of bit fields and we process a packed bit field.
51 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
53 * tree-data-ref.c (find_data_references_in_loop): Give up when
54 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
55 may embed arbitrary side effects.
56 Remove the assumption that GIMPLE form contains a single array
58 When the statement contains virtual operands, fail if it is not
59 a MODIFY_EXPR or a CALL_EXPR.
60 Return after the dont know node is inserted.
62 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
64 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
66 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
69 PR tree-optimization/19639
70 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
71 and generic summands for char* as s * delta, too, folding &a[i]
72 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
73 for comparison of steps. Convert types for index addition.
74 (fold_binary): Adjust the callers to always dispatch to
75 try_move_mult_to_index.
76 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
77 expr with non-gimple ARRAY_REF offset.
79 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
81 * fold-const.c (fold_indirect_ref_1): Avoid removing
82 NOP_EXPRs with type qualifiers like const.
84 2005-05-11 Richard Henderson <rth@redhat.com>
87 * c-decl.c (finish_decl): Propagate the completed array type of
88 a global variable into the binding.
90 2005-05-10 Matt Kraai <kraai@ftbfs.org>
92 * Makefile.in (gtype-desc.o, build/genautomata.o)
93 (build/varray.o): Depend on $(VARRAY_H).
95 2005-05-10 Diego Novillo <dnovillo@redhat.com>
97 * tree-optimize.c (init_tree_optimization_passes): Re-organize
98 optimization passes to do an initial batch of scalar cleanups.
100 2005-05-10 Ian Lance Taylor <ian@airs.com>
102 * read-rtl.c (struct macro_traverse_data): Define.
103 (map_attr_string): New static function, broken out of
104 apply_macro_to_string.
105 (mode_attr_index, apply_mode_maps): New static functions.
106 (apply_macro_to_string): Call map_attr_string.
107 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
109 (apply_macro_traverse): Expect data to point to a struct
111 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
112 to pass data through htab_traverse.
113 (read_rtx_1): Add mode_maps parameter. Change all callers.
114 Handle mode names which are attribute strings.
115 * doc/md.texi (Substitutions): Rename from String Substitutions.
116 Change references. Document using attributes as modes.
118 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
120 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
121 * tree-optimize.c (init_tree_optimization_passes) Swap
122 pass_ch and pass_profile.
123 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
124 here. Remove rewrite_into_loop_closed_ssa call.
126 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
128 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
130 (legitimate_reload_constant_p): Add check for const double zero.
131 * config/s390/s390.md: Add comment for constraint letter 'G'.
132 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
133 attributes for new case.
134 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
135 s390_const_double_ok_for_constraint_p.
136 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
139 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
141 PR tree-optimization/21170
142 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
143 rewrite_ssa_into_ssa in comments with update_ssa.
145 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
147 * tree-ssa-loop-im.c: Include hashtab.h.
148 (struct mem_ref_loc): New.
149 (struct mem_ref): Describe the set of references with the same
151 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
152 maybe_queue_var, fem_single_reachable_address,
153 for_each_memref, single_reachable_address,
154 is_call_clobbered_ref, determine_lsm_reg): Removed.
155 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
156 hoist_memory_reference, memref_hash, memref_eq, memref_del,
157 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
159 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
160 (determine_lsm_loop): Rewritten.
161 (determine_lsm): Do not set stmt uids.
163 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
165 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
168 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
170 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
171 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
172 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
174 2005-05-10 Jeff Law <law@redhat.com>
176 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
177 thread_across_edge for any abnormal edges.
179 2005-05-10 Richard Henderson <rth@redhat.com>
181 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
182 * config/ia64/ia64-protos.h: Declare it.
183 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
184 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
185 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
186 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
187 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
188 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
189 extend result; use release semantics.
190 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
191 (sync_val_compare_and_swap_<IMODE>): Update to match.
193 2005-05-10 Richard Henderson <rth@redhat.com>
195 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
196 before comparing it for success.
198 2005-05-10 Richard Henderson <rth@redhat.com>
200 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
201 no return value pattern.
203 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
204 H.J. Lu <hongjiu.lu@intel.com>
206 * libgcov.c (create_file_directory): New function. Create
207 directory for the given file name.
208 (gcov_max_filename): New static var. Keeps size of the longest
210 (gcov_exit): Always try to create directory for output
211 file. Relocate each filename basing on environment vars.
212 (__gcov_init): Remember the longest file name.
213 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
214 * doc/gcov.texi (Cross-profiling): New node documenting
215 cross-profiling management.
216 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
218 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
220 * config/sparc/sparc.c (mem_min_alignment): Do not rely
221 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
223 2005-05-10 Bob Wilson <bob.wilson@acm.org>
225 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
226 case code to avoid one move instruction.
227 (__umodsi3, __modsi3): Merge duplicated code sequences.
229 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
231 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
232 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
233 * doc/invoke.texi: Fix typos.
235 * tree-data-ref.c (analyze_array_indexes, analyze_array,
236 init_data_ref, access_functions_are_affine_or_constant_p,
237 free_data_refs): Use VEC instead of VARRAY.
238 * tree-data-ref.h (data_reference): Change the type of
239 access_fns to VEC(tree,gc)*.
240 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
242 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
245 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
246 * fold-const.c (fold): Expand the condition of reducing cond_expr.
247 (contains_label_1, contains_label_p): New functions for checking
248 labels in a sub-tree.
250 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
253 * c-decl.c (pushdecl): When there is a declaration in the current
254 scope and the declarations are external linkage, check for
255 compatibility with the type in the external scope and update the
256 type in the external scope with the composite type information.
257 Do not form a composite type of the new type and the visible type
258 if they are incompatible.
260 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
262 * crtstuff.c: Revert part of 2005-05-08 Change.
263 (IN_LIBGCC2): Define.
265 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
267 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
268 remove redundant test.
269 (fp_mov_p): Accept 0.
270 (fp_high_losum_p): Remove redundant test.
271 * config/sparc/predicates.md (const_high_operand): Explicitly test
272 (not small_int_operand).
273 (fp_const_high_losum_operand): New.
274 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
275 (movdi_insn_sp32_v9): Use canonical predicates.
276 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
277 (movdi_insn_sp64_novis): Delete.
278 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
279 (movsf_insn_novis): Delete.
280 (movsf_insn_vis): Rename into movsf_insn.
281 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
282 (movsf_lo_sum): Use fp_const_high_losum_operand.
283 (movsf_high): Likewise.
284 (movsf_high_losum splitter): Likewise.
285 (mov<V32:mode> expander): Use register_or_zero_operand.
286 (mov<V64:mode> expander): Likewise.
287 (movdf_insn_sp32): Use register_or_zero_operand.
288 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
289 Rename into movdf_insn_sp32_no_fpu.
290 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
291 Rename into movdf_insn_sp32_v9_no_fpu.
292 (movdf_insn_v9only_novis): Delete.
293 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
294 (movdf_insn_sp64_novis): Delete.
295 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
296 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
297 Rename into movdf_insn_sp64_no_fpu.
298 (movtf expander): Use register_or_zero_operand.
299 (movtf_insn_sp32): Delete.
300 (movtf_insn_vis_sp32): Use register_or_zero_operand.
301 Rename into movtf_insn_sp32.
302 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
303 Rename into movtf_insn_sp32_no_fpu.
304 (movtf_insn_hq_sp64): Delete.
305 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
306 Rename into movtf_insn_sp64_hq.
307 (movtf_insn_sp64): Delete.
308 (movtf_insn_vis_sp64): Use register_or_zero_operand.
309 Rename into movtf_insn_sp64.
310 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
311 Rename into movtf_insn_sp64_no_fpu.
313 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
315 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
316 gcc_assert and gcc_unreachable as appropriate.
317 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
318 xstormy16_output_cbranch_si, xstormy16_split_move,
319 xstormy16_initial_elimination_offset,
320 xstormy16_encode_section_info, xstormy16_print_operand_address,
321 xstormy16_expand_call, xstormy16_expand_arith,
322 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
324 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
326 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
327 const_copies to VEC(tree,heap)*.
328 (new_elim_graph, delete_elim_graph, elim_graph_size,
329 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
332 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
335 * doc/extend.texi (Type Attributes): Correct example syntax.
337 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
340 * doc/invoke.texi (-Wuninitialized): Update documentation.
342 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
344 * arm.c (const_ok_for_arm): Use a faster algorithm.
346 2005-05-09 David Edelsohn <edelsohn@gnu.org>
349 * config/rs6000/rs6000.md (add_op2): New.
350 (add<mode>3): Use it.
352 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
354 * arm.c (arm_gen_constant): Add new heuristic for generating
355 constant integers that can be expressed as the difference of two
358 2005-05-09 Roger Sayle <roger@eyesopen.com>
360 * c-tree.h (parser_build_unary_op): New prototype.
361 * c-typeck.c (parser_build_unary_op): New function to construct
362 a unary operation in the C parser.
363 * c-parser.c (c_parser_unary_expression): Use the new function
364 parser_build_unary_op when appropriate.
366 2005-05-09 Mark Mitchell <mark@codesourcery.com>
369 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
370 before outputting DWARF_FRAME_RETURN_COLUMN.
372 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
374 * config/s390/s390.c: (s390_branch_condition_mask,
375 s390_branch_condition_mnemonic, s390_extra_constraint_str,
376 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
377 legitimize_pic_address, s390_emit_tls_call_insn,
378 legitimize_tls_address, legitimize_tls_address,
379 s390_expand_addcc, print_shift_count_operand, print_operand,
380 addr_generation_dependency_p, annotate_constant_pool_refs,
381 s390_split_branches, find_constant_pool_ref,
382 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
383 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
384 s390_output_pool_entry, s390_function_value,
385 s390_call_saved_register_used, s390_emit_call): Replace
386 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
387 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
388 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
389 get_some_local_dynamic_name, s390_function_arg_size,
390 s390_function_arg_advance, s390_function_arg,
391 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
392 default case by gcc_unreachable.
393 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
394 conditional abort by gcc_assert.
395 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
396 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
398 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
400 * config/s390/s390.c: (s390_decompose_address,
401 tls_symbolic_operand, legitimate_pic_operand_p,
402 legitimate_constant_p, legitimate_reload_constant_p,
403 s390_expand_plus_operand, legitimate_address_p,
404 legitimate_la_operand_p, ): Remove 'register' from signature.
405 (symbolic_reference_mentioned_p,
406 tls_symbolic_reference_mentioned_p): Remove 'register' from local
407 variable declarations.
408 (legitimize_address): Remove 'register' from
409 signature and local variable declarations.
411 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
413 * config/s390/s390-protos.h: (s390_match_ccmode,
414 s390_match_ccmode_set, reg_used_in_mem_p,
415 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
416 legitimate_la_operand_p, preferred_la_operand_p,
417 s390_short_displacement, addr_generation_dependency_p,
418 legitimate_reload_constant_p, legitimate_address_p): Change return type
420 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
421 * config/s390/s390.c: (s390_match_ccmode,
422 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
423 legitimate_reload_constant_p): Change return type into 'bool'.
424 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
425 Likewise. Additionally adapted comment.
426 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
427 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
428 (s390_decompose_address): Change the type of the internal flags
429 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
430 (struct s390_address): Change type of "pointer" into bool.
431 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
432 Adapt calls for 's390_tm_ccmode' to the new signature.
434 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
436 * config/s390/s390.c: (s390_match_ccmode_set,
437 s390_branch_condition_mnemonic, s390_short_displacement,
438 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
439 print_shift_count_operand, get_some_local_dynamic_name,
440 get_some_local_dynamic_name_1, reg_used_in_mem_p,
441 addr_generation_dependency_p, s390_split_branches,
442 annotate_constant_pool_refs, find_constant_pool_ref,
443 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
444 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
445 s390_register_info, s390_frame_info, s390_init_frame_layout,
446 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
447 restore_gprs, s390_function_arg_size, s390_function_arg_float,
448 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
449 s390_encode_section_info, s390_cannot_force_const_mem,
450 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
451 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
452 s390_adjust_priority, s390_issue_rate,
453 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
454 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
455 s390_build_builtin_va_list, s390_gimplify_va_arg,
456 s390_function_ok_for_sibcall, s390_call_saved_register_used,
457 s390_pass_by_reference, s390_fixed_condition_code_regs,
458 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
459 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
460 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
461 s390_add_pool_insn, s390_find_pool, s390_add_constant,
462 s390_find_constant, s390_add_execute, s390_find_execute,
463 s390_execute_label, s390_execute_target, s390_dump_pool,
464 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
465 Move target macro definitions to the end of the file. Move several
466 functions within the file to assure correct compiling.
468 2005-05-09 Steven Bosscher <stevenb@suse.de>
470 * calls.c (purge_reg_equiv_notes): Remove, fold into...
471 (fixup_tail_calls): ...here. Only look at insns between the
472 start of the function and the FUNCTION_BEG insn note.
474 * gcse.c (one_cprop_pass): Fix typos in dumps.
476 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
478 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
480 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
481 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
482 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
483 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
485 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
486 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
487 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
490 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
492 * config/s390/s390.md: ("gf") New mode attribute.
493 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
494 "fixuns_truncsfsi2"): Merge.
495 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
496 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
497 "fix_truncsfsi2_ieee"): Merge.
499 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
501 * config/s390/s390.md: ("FPR") New mode macro.
502 ("de", "dee"): New mode attributes.
503 ("cmpdf", "cmpsf"): Merge.
504 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
505 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
506 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
507 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
508 ("floatdidf2", "floatdisf2"): Merge.
509 ("adddf3", "addsf3"): Merge.
510 ("*adddf3", "*addsf3"): Merge.
511 ("*adddf3_cc", "*addsf3_cc"): Merge.
512 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
513 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
514 ("subdf3", "subsf3"): Merge.
515 ("*subdf3", "*subsf3"): Merge.
516 ("*subdf3_cc", "*subsf3_cc"): Merge.
517 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
518 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
519 ("muldf3", "mulsf3"): Merge.
520 ("*muldf3", "*mulsf3" "): Merge.
521 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
522 ("*fmadddf", "*fmaddsf"): Merge.
523 ("*fmsubdf", "*fmsubsf"): Merge.
524 ("divdf3", "divsf3"): Merge.
525 ("*divdf3", "*divsf3"): Merge.
526 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
527 ("negdf2", "negsf2"): Merge.
528 ("*negdf2_cc", "*negsf2_cc"): Merge.
529 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
530 ("*negdf2", "*negsf2"): Merge.
531 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
532 ("absdf2", "abssf2"): Merge.
533 ("*absdf2_cc", "*abssf2_cc"): Merge.
534 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
535 ("*absdf2", "*abssf2"): Merge.
536 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
537 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
538 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
539 ("*negabsdf2", "*negabssf2"): Merge.
540 ("sqrtdf2", "sqrtsf2"): Merge.
542 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
544 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
546 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
547 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
548 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
549 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
551 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
552 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
553 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
554 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
555 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
556 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
557 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
558 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
559 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
560 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
561 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
562 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
563 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
564 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
565 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
566 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
568 ("*divsf3"): Additionally rename second pattern to
570 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
571 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
572 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
573 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
574 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
575 'type values' and rename 'type' value.
576 ("*addsf3"): Additionally rename second pattern to
579 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
581 * config/s390/s390.md: ("SHIFT"): New mode macro.
582 ("lr", "shift"): New mode attributes.
583 ("ashldi3", "lshrdi3"): Merge.
584 ("*ashldi3_31", "*lshrdi3"_31): Merge.
585 ("*ashldi3_64", "*lshrdi3"_64): Merge.
586 ("ashlsi3", "lshrsi3"): Merge.
588 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
590 * config/s390/s390.md: ("DSI", "SCOND"): New mode
592 ("E", "g"): New mode attributes.
593 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
594 ("*adddi3_alc", "*addsi3_alc"): Merge.
595 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
596 ("*subdi3_slb", "*subsi3_slb"): Merge.
597 ("adddicc", "addsicc"): Merge.
598 ("*sconddi", "*scondsi"): Merge.
599 ("*sconddi_neg", "*scondsi_neg"): Merge.
600 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
601 ("negdi2", "negsi2"): Extract expander pattern from
602 "negsi2" and merge with "negdi2".
603 ("*negdi2"): Merge with instruction pattern of "negsi2".
604 ("*negdi2_cc", "*negsi2_cc"): Merge.
605 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
606 ("rotldi3", "rotlsi3"): Merge.
608 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
610 * config/s390/s390.md: ("hc"): New mode attribute.
611 ("extendhidi2", "extendqidi2"): Merge.
612 ("*extendhidi2", "*extendqidi2"): Merge.
613 ("extendhisi2", "extendqisi2"): Merge.
614 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
615 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
616 Merged 2 define_split.
617 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
618 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
620 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
622 * config/s390/s390.md: ("COMPARE"): New mode macro.
623 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
624 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
625 "bungt", "bunle", "bunge", "bltgt"): Merge.
627 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
629 * config/s390/s390.md: ("INT"): New mode macro.
630 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
633 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
635 * config/s390/s390.md: ("GPR", "P"): New mode macros.
636 ("cmpdi", "cmpsi"): Merge.
637 ("strlendi", "strlensi"): Merge.
638 ("*strlendi", "*strlensi"): Merge.
639 ("movmemdi", "movmemsi"): Merge.
640 ("clrmemdi", "clrmemsi"): Merge.
642 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
644 * config/s390/s390.md: ("HQI"): New mode macro.
645 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
646 ("*tmhi_full", "*tmqi_full"): Merge.
647 ("*tsthiCCT", "*tstqiCCT"): Merge.
648 ("*tsthi", "*tstqi"): Merge.
649 ("*tsthi_cconly", "tstqi_cconly"): Merge.
650 ("*sethighhisi", "*sethighqisi"): Merge.
652 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
654 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
655 config/alpha/unicosmk.h, config/arc/arc.md,
656 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
657 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
658 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
659 config/arm/semi.h, config/arm/uclinux-elf.h,
660 config/arm/wince-pe.h, config/fr30/fr30.c,
661 config/rs6000/altivec.h: Update copyright.
663 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
665 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
666 gcc_assert and gcc_unreachable as appropriate.
667 (pdp11_output_function_epilogue, output_move_double,
668 output_move_quad, print_operand_address, output_jump,
669 output_addr_const_pdp11): Likewise.
670 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
671 ASM_OUTPUT_ALIGN): Likewise.
672 * config/pdp11/pdp11.md: Likewise.
673 (extendhisi2, subhi3, subqi3): Likewise.
675 2005-05-09 David Edelsohn <edelsohn@gnu.org>
678 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
681 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
683 * config/ia64/ia64.c: Fix a comment typo.
685 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
688 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
689 (arm_override_options): Use them instead of manifest constants. Don't
690 allow -march to override the -mtune setting.
692 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
694 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
695 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
696 (function_arg_advance, function_arg, save_restore_insns,
697 iq2000_expand_prologue, iq2000_output_conditional_branch,
698 expand_one_builtin, print_operand):
699 * config/iq2000/iq2000.md (tablejump): Likewise.
701 2005-05-09 David Ung <davidu@mips.com>
703 * config/mips/mips.h (processor_type): Add names for the 24K.
704 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
706 * config/mips/mips.md (cnv_mode): New attribute for recording the
707 conversion types of float convert insns.
708 (cpu): Add 24k and 24kx.
709 (include): Include 24k.md file.
710 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
711 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
712 (floatdisf2): Setup cnv_mode.
713 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
715 * config/mips/24k.md: New file, contains 24k DFA pipeline
718 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
720 * config/sh/sh.c (print_operand_address): Use gcc_assert and
721 gcc_unreachable as appropriate.
722 (print_operand, prepare_move_operands, prepare_scc_operands,
723 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
724 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
725 fixup_mova, gen_far_branch, sh_reorg, split_branches,
726 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
727 sh_set_return_address, sh_setup_incoming_varargs,
728 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
729 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
730 check_use_sfunc_addr): Likewise.
731 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
732 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
733 * config/sh/symbian.c (sh_symbian_mark_dllexport,
734 sh_symbian_mark_dllimport): Likewise.
735 * config/sh/sh.md: Likewise.
736 (movdicc, call_pop, call_value_pop, casesi_worker_1,
737 casesi_worker_2, casesi_shift_media, casesi_load_media,
738 return_media): Likewise.
740 2005-05-08 Roger Sayle <roger@eyesopen.com>
743 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
746 2005-05-08 Richard Henderson <rth@redhat.com>
748 * config/alpha/alpha.c (adjust_address): Fix typo last change.
750 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
752 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
753 and -1 can happen in reg_renumber when no hard register is assigned.
755 2005-05-08 Steven Bosscher <stevenb@suse.de>
756 Kazu Hirata <kazu@cs.umass.edu>
758 PR tree-optimization/14841, tree-optimization/15838
759 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
760 (evaluate_stmt): Call it.
762 2005-05-08 Jakub Jelinek <jakub@redhat.com>
764 * config/ia64/ia64.c (ia64_override_options): Don't set
765 ia64_flag_var_tracking and clear flag_var_tracking here...
766 (ia64_file_start): ... but here.
768 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
770 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
771 and gcc_unreachable as appropriate.
772 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
773 m68hc11_gen_highpart, print_operand, print_operand_address,
774 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
775 m68hc11_gen_movhi): Likewise.
776 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
777 * config/m68hc11/m68hc11.md: Reword comment.
779 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
782 * config/m68hc11/predicates.md (splitable_operand): An immediate is
785 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
787 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
788 the 68HC12 address indirect addressing mode as it is not supported by
790 * config/m68hc11/m68hc11-protos.h
791 (m68hc11_valid_addressing_p): Declare.
792 (m68hc11_add_mode): Declare.
793 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
794 register_indirect_p and export it.
795 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
796 instruction so that it is part of the good BB.
797 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
798 addressing with movw.
799 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
801 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
802 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
803 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
805 ("*movhi_68hc12"): Handle movhi_const0.
806 ("*subhi3", "subqi3"): Use general_operand for operand 1.
807 ("*subhi3_zext"): Likewise.
809 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
812 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
813 operand 1 and fix constraints.
814 ("mulqihi3"): Use general_operand for operand 2.
816 2005-05-08 Julian Brown <julian@codesourcery.com>
817 H.J. Lu <hongjiu.lu@intel.com>
818 Paul Brook <paul@codesourcery.com>
820 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
821 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
822 20050308/2.16.0 or newer for comdat group.
823 * configure: Regenerated.
824 * config.in: Regenerated.
825 * varasm.c (default_function_rodata_section): Put .rodata section in
826 COMDAT group when necessary.
827 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
829 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
832 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
834 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
836 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
837 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
838 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
839 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
841 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
844 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
845 64-bit constants on 64-bit hosts.
846 (m68hc11_split_logical): Simplify.
847 (m68hc11_split_move): Likewise.
849 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
850 Paolo Bonzini <bonzini@gnu.org>
852 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
853 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
854 * configure.ac (enable_checking): Fix typos in runtime_checking.
855 (ENABLE_RUNTIME_CHECKING): Mark as target template.
856 (xm_file): Prepend auto-host.h
857 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
858 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
860 * crtstuff.c: Do not include auto-host.h.
861 (IN_LIBGCC2): Do not define.
862 * gcov-io.h: Include tconfig.h, not auto-host.h.
863 * libgcc2.c: Do not include auto-host.h.
864 (abort): Do not undefine.
865 * libgcov.c: Remove unneeded comment about config.h.
866 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
867 * config.in, configure: Regenerated.
869 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
870 Falk Hueffner <falk@debian.org>
872 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
873 and gcc_unreachable as appropriate.
874 (get_aligned_mem, get_unaligned_address,
875 alpha_emit_set_long_const, alpha_emit_conditional_branch,
876 alpha_emit_setcc, alpha_emit_conditional_move,
877 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
878 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
879 alpha_expand_unaligned_load, alpha_expand_block_move,
880 alpha_expand_zap_mask, get_trap_mode_suffix,
881 get_round_mode_suffix, get_some_local_dynamic_name,
882 print_operand_address, function_arg, alpha_return_in_memory,
883 function_value, alpha_expand_builtin,
884 alpha_initial_elimination_offset, alpha_expand_epilogue,
885 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
886 alphaev5_next_group, alpha_align_insns,
887 unicosmk_initial_elimination_offset, unicosmk_unique_section,
888 unicosmk_ssib_name): Likewise.
889 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
890 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
891 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
892 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
893 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
894 * config/alpha/alpha.md (*divmodsi_internal_er,
895 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
896 call_nt, call_umk, call_vms, call_value, sibcall_value,
897 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
898 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
899 * config/alpha/predicates.md (input_operand): Likewise.
901 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
903 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
904 gcc_unreachable, as appropriate.
905 (frv_function_prologue, frv_alloc_temp_reg,
906 frv_initial_elimination_offset, frv_expand_block_move,
907 frv_expand_block_clear, frv_print_operand_jump_hint,
908 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
909 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
910 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
911 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
912 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
913 frv_in_small_data_p, frv_asm_out_constructor,
914 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
915 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
916 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
917 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
918 sibcall_value, casesi): Likewise.
920 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
921 gcc_unreachable as appropriate.
922 (print_operand_address, mn10300_print_reg_list, expand_prologue,
923 expand_epilogue, notice_update_cc, initial_offset,
924 mn10300_address_cost_1): Likewise.
925 * config/mn10300/mn10300.md: Likewise.
926 (absdf2, abssf2, negdf2, negsf2): Likewise.
928 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
931 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
933 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
934 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
935 including sunge_<mode> and sungt_<mode>.
937 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
939 * integrate.h (get_hard_reg_initial_val): Change type of register
940 parameter from int to unsigned int.
941 (has_hard_reg_initial_val): Likewise.
942 * integrate.c (get_hard_reg_initial_val): Likewise.
943 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
945 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
947 * except.c (eh_status): Change the type of ttype_data to
949 (add_ttypes_entry, assign_filter_values,
950 output_function_exception_table): Use VEC instead of VARRAY.
952 2005-05-07 David Edelsohn <edelsohn@gnu.org>
954 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
956 2005-05-07 Paul Brook <paul@codesourcery.com>
958 * Makefile.in: Fix dependencies.
959 (GCOV_IO_H, VARRAY_H): Set.
961 2005-05-07 Anthony Green <green@redhat.com>
964 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
965 x$STMP_FIXPROTO test.
966 * configure: Rebuilt.
968 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
970 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
971 inappropriate feature test macros if flag_iso.
973 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
975 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
977 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
980 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
981 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
982 Handle moved operand being in special register.
983 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
984 presumed working insn.
985 (mover2side): Add FIXME.
987 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
989 * integrate.c (get_func_hard_reg_initial_val): Delete.
990 (has_func_hard_reg_initial_val): Delete.
991 (get_hard_reg_initial_val): Inline the old implementation of
992 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
993 instead of has_func_hard_reg_initial_val to test for an existing
994 pseudo. Only create an rtx if a new initial value entry is needed.
995 (has_hard_reg_initial_val): Scan the initial value list directly.
998 2005-05-07 David Edelsohn <edelsohn@gnu.org>
1000 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
1002 * config.in (HAVE_AS_POPCNTB): New.
1003 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
1004 (HAVE_AS_POPCNTB): New.
1005 * configure: Regenerated.
1006 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
1007 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
1008 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
1009 and rs6000_sched_costly_dep.
1010 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
1011 (TARGET_XL_COMPAT): Delete.
1012 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
1013 (popcount<mode>2): New.
1014 (popcntb<mode>2): New.
1015 * config/rs6000/rs6000.opt (mpopcntb): New.
1017 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
1018 if variable name exists.
1020 2005-05-07 Matt Kraai <kraai@ftbfs.org>
1022 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
1024 2005-05-07 Richard Henderson <rth@redhat.com>
1027 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
1028 with constant offsets.
1030 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
1032 * config/v850/v850.c (print_operand): Use gcc_assert and
1033 gcc_unreachable, as appropriate.
1034 (print_operand_address, v850_handle_data_area_attribute,
1035 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
1036 v850_insert_attributes, construct_prepare_instruction): Likewise.
1037 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1038 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
1040 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
1042 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
1043 config/rs6000/rs6000.h: Fix comment typos.
1045 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
1047 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
1048 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
1049 (mips_scalar_mode_supported_p): Delete.
1051 2005-05-06 Eric Christopher <echristo@redhat.com>
1053 * config/mips/mips.opt: Remove -mint64 option.
1054 * config/mips/mips.c (override_options): Remove -mint64
1056 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
1057 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
1058 64-bit integer handling.
1059 * doc/invoke.texi (Option Summary): Remove -mint64 for
1062 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1064 PR tree-optimization/19401
1065 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
1066 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
1067 (estimated_unrolled_size): New function.
1068 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
1069 tree_unroll_loops_completely): Always unroll loops if the code size
1071 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
1072 loops should be unrolled completely.
1073 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
1075 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
1077 PR rtl-optimization/21254
1078 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
1079 assumptions for loops that otherwise do not roll.
1080 (find_simple_exit): Prefer # of iterations that is guaranteed
1082 * loop-unroll.c (decide_peel_once_rolling,
1083 decide_peel_completely): Check whether the loop is infinite.
1085 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
1087 * config/rs6000/sysv4.opt: Fix typo.
1089 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
1090 Jakub Jelinek <jakub@redhat.com>
1093 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1094 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1095 Don't use rep; movs{l,q} if the repetition count is really small,
1096 instead use a sequence of movs{l,q} instructions.
1098 2005-05-06 Jeff Law <law@redhat.com>
1100 PR tree-optimization/21380
1101 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1102 thread through a block with no preds.
1104 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1106 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1107 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1108 add_call_read_ops): Use VEC instead of VARRAY.
1110 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1112 * config/mcore/mcore.c (mcore_print_operand_address): Use
1113 gcc_assert and gcc_unreachable as appropriate.
1114 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1115 mcore_output_andn, output_inline_const, mcore_output_move,
1116 mcore_output_movedouble, mcore_expand_block_move,
1117 layout_mcore_frame, mcore_initial_elimination_offset,
1118 mcore_expand_prolog, mcore_mark_dllexport,
1119 mcore_mark_dllimport): Likewise.
1120 * config/mcore/mcore.h (switch_to_section): Likewise.
1121 * config/mcore/mcore.md: Likewise.
1123 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1125 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1126 TARGET_PROFILE_KERNEL.
1128 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1129 TARGET_PROFILE_KERNEL use.
1131 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1133 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1134 and gcc_unreachable, as appropriate.
1135 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1136 m32r_expand_prologue, m32r_output_function_epilogue,
1137 m32r_legitimize_pic_address, m32r_print_operand_address,
1138 emit_cond_move, m32r_function_symbol,
1139 m32r_output_block_move): Likewise.
1140 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1141 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1142 *rev_zero_branch_insn): Likewise.
1144 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1147 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1148 if both NEWDECL and OLDDECL are already weak.
1150 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1152 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1154 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1155 Kaz Kojima <kkojima@gcc.gnu.org>
1157 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1160 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1161 David Edelsohn <edelsohn@gnu.org>
1163 * config.gcc: Add .opt magic for the rs6000 ports.
1165 * doc/invoke.texi: Document -mabi= option properly. Document
1166 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1167 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1170 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1171 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1174 * config/rs6000/aix.opt: New.
1175 * config/rs6000/aix41.opt: New.
1176 * config/rs6000/aix64.opt: New.
1177 * config/rs6000/darwin.opt: New.
1178 * config/rs6000/linux64.opt: New.
1179 * config/rs6000/rs6000.opt: New.
1180 * config/rs6000/sysv4.opt: New.
1182 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1183 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1185 Define TARGET_USES_SYSV4_OPT.
1186 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1187 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1188 TARGET_USES_AIX64_OPT.
1189 * config/rs6000/aix51.h: Same.
1190 * config/rs6000/aix52.h: Same.
1191 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1192 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1193 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1194 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1195 * config/rs6000/linux64.h: Use
1196 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1198 * config/rs6000/rs6000.c: Remove definitions of
1199 rs6000_sched_restricted_insns_priority,
1200 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1201 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1202 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1203 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1204 rs6000_alignment_string. Define rs6000_explicit_options.
1205 (rs6000_parse_abi_options): Remove.
1206 (rs6000_parse_alignment_option): Remove.
1207 (rs6000_parse_float_gprs_option): Remove.
1208 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1209 TARGET_DEFAULT_TARGET_FLAGS.
1210 (rs6000_override_options): Revamp to use new .opt machinery.
1212 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1213 of new .opt machinery. Remove target_flags. Redefine
1214 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1215 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1216 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1217 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1218 rs6000_longcall_switch, rs6000_default_long_calls,
1219 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1220 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1221 TARGET_ALTIVEC_VRSAVE.
1223 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1225 * config.gcc (hppa1.1-*-rtems*): Remove.
1226 * config/pa/rtems.h: Remove.
1228 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1230 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1231 Exclude roe/603e multilib variants.
1233 2005-05-04 Denis Chertykov <denisc@overta.ru>
1236 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1239 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1241 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1242 arm/pe.opt to $extra_options.
1243 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1244 (target_float_abi_name, target_float_switch, target_abi_name)
1245 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1246 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1247 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1248 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1249 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1250 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1251 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1252 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1253 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1254 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1255 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1256 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1257 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1258 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1259 (arm_pic_register_string): Delete.
1260 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1262 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1263 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1264 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1265 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1266 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1267 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1268 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1269 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1270 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1271 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1272 (SUBTARGET_SWITCHES): Delete.
1273 * config/arm/arm.c (target_float_switch): Delete.
1274 (arm_cpu_select): Moved from config/arm/arm.h.
1275 (target_fpu_name, target_fpe_name, target_float_abi_name)
1276 (target_abi_name, structure_size_string, arm_pic_register_string)
1277 (arm_select): Make static.
1278 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1279 (arm_handle_option): New function.
1280 (arm_override_options): Update target_flags checks for new mask names.
1281 Remove target_float_switch code.
1282 (arm_expand_prologue, thumb_expand_prologue): Check
1283 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1284 * config/arm/arm.opt, config/arm/pe.opt: New files.
1286 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1288 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1289 gcc_unreachable as appropriate.
1290 (arc_double_limm_p, arc_setup_incoming_varargs,
1291 arc_compute_function_type, arc_output_function_prologue,
1292 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1293 output_shift, arc_print_operand, arc_print_operand_address,
1294 arc_final_prescan_insn): Likewise.
1295 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1297 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1299 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1304 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1305 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1306 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1307 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1308 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1309 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1310 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1311 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1313 2005-05-05 Paul Brook <paul@codesourcery.com>
1315 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1316 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1317 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1318 and tree-data-ref.h with *_H variables.
1320 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1322 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1324 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1326 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1328 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1330 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1332 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1334 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1335 setting of vrsave register for current function after
1336 call to save_world is emitted.
1338 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1340 * config/mmix/predicates.md: New file.
1341 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1342 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1343 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1344 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1345 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1347 * config/mmix/mmix.md: Include predicates.md.
1348 ("call", "call_value"): Force address to register if it isn't a
1349 mmix_symbolic_or_address_operand.
1351 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1353 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1354 the flags are of appropriate types.
1355 (num_ssa_operands): Generalize using the generic interface.
1356 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1359 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1361 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1362 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1364 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1366 * tree-outof-ssa.c (edge_leader, stmt_list,
1367 analyze_edges_for_bb): Use VEC instead of VARRAY.
1368 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1369 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1370 fini_analayze_edges_for_bb.
1372 2005-05-04 James E Wilson <wilson@specifixinc.com>
1375 * gcc.c (process_command): In the second argv scan loop, ignore
1376 Xassembler and Xpreprocessor, along with their argument.
1378 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1380 * tree-flow-inline.h, tree-ssa-operands.c,
1381 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1382 Likewise. tree-vn.c: Fix comment typos.
1383 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1385 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1387 * doc/tm.texi (Target Hooks): Document
1388 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1390 2005-05-04 Paul Brook <paul@codesourcery.com>
1392 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1394 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1396 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1397 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1400 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1401 get_expansion, expand_var_during_unrolling,
1402 insert_var_expansion_initialization,
1403 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1406 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1409 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1412 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1413 the same as INTEGER_TYPE.
1414 (fold_binary): Fold "bool_var != 0" to bool_var.
1415 Fold "bool_var == 1" to bool_var.
1417 2004-05-03 Richard Henderson <rth@redhat.com>
1420 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1421 from recog_data instead of insn_data.
1423 2005-05-03 DJ Delorie <dj@redhat.com>
1425 * common.opt (fdiagnostics-show-option): No variable is needed.
1426 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1427 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1428 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1429 Save and restore original message format. Use flag in context
1431 (warning): Don't test for enabled warnings here.
1432 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1435 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1437 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1438 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1439 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1440 * aclocal.m4: Don't include accross.m4.
1441 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1442 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1443 * configure, config.in: Regenerate.
1445 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1448 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1449 (clear_storage): Add argument.
1450 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1451 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1453 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1454 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1455 (store_expr, store_constructor): Adjust callers.
1456 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1457 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1458 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1459 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1460 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1461 with EXP. Pass EXP to expand_builtin_memmove.
1462 (expand_builtin_memset): Add ORIG_EXP argument, pass
1463 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1464 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1465 Pass EXP to expand_builtin_memset.
1466 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1468 (expand_builtin_strncmp): Likewise.
1469 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1470 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1471 (expand_builtin_fprintf): Likewise.
1472 (expand_builtin): Adjust calls to
1473 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1475 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1478 PR rtl-optimization/21239
1479 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1481 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1483 * tree-flow.h (tree_ann_common_d): Move aux to ...
1484 (stmt_ann_d): ... here.
1485 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1486 move_computations_stmt, schedule_sm): Update references to
1488 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1490 * tree-cfg.c (remove_bb): Remove a redundant call to
1492 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1495 2005-05-03 Richard Henderson <rth@redhat.com>
1497 * config/rs6000/rs6000.c: Remove conflict markers.
1499 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1501 2005-05-03 James E Wilson <wilson@specifixinc.com>
1503 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1505 2005-05-03 DJ Delorie <dj@redhat.com>
1507 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1508 decide if the warning will be printed.
1509 * calls.c (expand_call): Likewise.
1510 * function.c (init-function_start): Likewise.
1512 * common.opt (-fdiagnostics-show-option): New.
1513 * opts.c (option_enabled): Accept the option index instead of a
1514 pointer to the option descriptor.
1515 * opts.h (option_enabled): Likewise.
1516 * toplev.c (print_switch_values): Pass option index, not option
1518 * diagnostic.h (diagnostic_info): Add option_index.
1519 * diagnostic.c: Include opts.h.
1520 (diagnostic_set_info): Initialize option_index.
1521 (diagnostic_report_diagnostic): Amend option name if appropriate.
1522 (warning): Check to see if the specified warning is enabled.
1524 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1526 2005-05-03 Richard Henderson <rth@redhat.com>
1528 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1529 SPEC_OR_GEN_REGS definitions.
1531 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1535 for unavailable registers.
1537 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1539 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1541 * cfglayout.c (block_locators_blocks,
1542 insn_locators_initialize, insn_scope): Use VEC instead of
1545 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1546 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1549 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1551 * config/sparc/predicates.md (const_compl_high_operand): New.
1552 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1554 (sparc_emit_set_const64_quick1): Adjust for above change.
1555 (sparc_emit_set_const64_quick2): Likewise.
1556 (sparc_emit_set_const64_longway): Likewise.
1557 (sparc_emit_set_const64): Likewise.
1558 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1559 movdi_const64_special): Delete.
1560 (logical constant splitters): Use const_compl_high_operand.
1562 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1564 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1565 rather than STRIP_NOPS.
1567 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1569 PR rtl-optimization/21330
1570 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1572 (unswitch_single_loop): Clear cinsn when retrying.
1575 * config/i386/i386.c (legitimize_address): When canonicalizing
1576 ASHIFT into MULT, multiply by 1 << shift_count instead of
1577 1 << log2 (shift_count).
1579 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1581 * lambda-code.c (gcc_loop_to_lambda_loop,
1582 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1583 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1584 generic operand interface.
1585 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1586 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1587 generic operand interface.
1588 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1589 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1590 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1591 num_imm_uses): Use ssa_use_operand_t.
1592 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1593 get_v_must_def_ops): Delete.
1594 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1595 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1596 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1597 get_v_must_def_kill_ptr): Delete.
1598 (delink_stmt_imm_use): Move and use new operand interface.
1599 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1600 op_iter_next_tree): Use new operand implementation.
1601 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1602 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1604 (op_iter_next_mustdef, op_iter_next_maydef,
1605 op_iter_next_must_and_may_def): Delete. Replace with...
1606 (op_iter_next_maymustdef): New. Combine must and may next operations.
1607 (op_iter_init_maydef, op_iter_init_mustdef,
1608 op_iter_init_must_and_may_def): Use new interface.
1609 (single_ssa_tree_operand ): New. Process single operands only as trees.
1610 (single_ssa_use_operand): New. Process single operands only as uses.
1611 (single_ssa_def_operand): New. Process single operands only as defs.
1612 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1614 (num_ssa_operands): New. Count the number of specified operands.
1615 (compare_ssa_operands_equal): New. Compare two statements' operands.
1616 (single_phi_def): New. Return true if PHI has one def of the specified
1618 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1619 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1620 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1621 (struct stmt_ann_d): Operands field no longer require GTY().
1622 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1623 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1624 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1625 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1626 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1627 Use use_operand_p instead of ssa_imm_use_t *.
1628 * tree-pretty-print.c (dump_vops): check if operands are active before
1629 dumping virtual operands.
1630 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1631 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1632 (ccp_fold): Use new interface.
1633 (ccp_visit_stmt): Remove unused variables and code.
1634 (convert_to_gimple_builtin): Insert statements before calling
1635 mark_new_vars_to_rename.
1636 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1637 (copy_prop_visit_cond_stmt): Use generic interface.
1638 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1639 annotation in table.
1640 (thread_across_edge): Use generic interface.
1641 (initialize_hash_element): Initialzie with stmt, not annotation.
1642 (eliminate_redundant_computations): Use generic interface.
1643 (record_equivalences_from_stmt): Pass stmt, not annotation.
1644 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1646 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1647 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1648 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1649 generic operand interface.
1650 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1652 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1654 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1655 (build_defs, build_uses, build_v_may_defs, build_vuses,
1656 build_v_must_defs): Change type to struct opbuild_list_d.
1657 (ops_active): New. Operands active boolean.
1658 (operand_memory, operand_memory_index): New. Operand memory managers.
1659 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1660 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1661 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1662 Change from functions to static variable list heads.
1663 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1664 (opbuild_initialize_real): New. Initialize a virtual build list.
1665 (opbuild_free): New. Free a build list.
1666 (opbuild_num_elems): New. Number of items in a list.
1667 (opbuild_append_real): New. Add a real (tree *) operand.
1668 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1669 (opbuild_first): New. Return first element index in a list.
1670 (opbuild_next): New. Return next element in a list.
1671 (opbuild_elem_real): New. Return real element.
1672 (opbuild_elem_virtual): New. Return virtual element.
1673 (opbuild_elem_uid): New. Return UID of virtual element.
1674 (opbuild_clear): New. Reset an operand list.
1675 (opbuild_remove_elem): New. Remove an element form a list.
1676 (ssa_operands_active): New. Return true if operand cache is active.
1677 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1678 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1679 (correct_use_link): Use use_operand_p.
1680 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1681 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1682 (cleanup_v_may_defs): Use new implmentation.
1683 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1685 (append_def, append_use, append_v_may_def, append_vuse,
1686 append_v_must_def): Call opbuild_append routine instead of using varray.
1687 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1688 global parse_old_ops variable.
1689 (free_ssa_operands): New implementation.
1690 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1691 (copy_virtual_operands): Move. New generic implementation.
1692 (create_ssa_artficial_load_stmt): Move. New implementation.
1693 (swap_tree_operands): Update for new implementation.
1694 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1695 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1696 rather than a varray.
1697 (verify_imm_links): Use use_operand_p.
1698 (dump_immediate_uses_for): If the immediate use variable is a virtual
1699 variable, show the virtual ops in the stmt.
1700 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1701 (NULL_DEF_OPERAND_P): Now a #define.
1702 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1703 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1704 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1705 mustdef_optype_d): New. Use Linked list representation.
1706 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1707 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1708 (struct stmt_operands_d): Change to new pointers that are not GTY.
1709 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1710 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1711 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1712 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1713 SET_V_MUST_DEF_KILL): Delete.
1714 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1715 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1716 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1717 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1718 (enum ssa_op_iter_type): Operand iterator typechecking values.
1719 (struct ssa_operand_iterator_d): Use linked lists of operands.
1720 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1721 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1722 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1723 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1724 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1725 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1726 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1727 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1728 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1729 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1730 alloc_vuse, and alloc_mustdef.
1731 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1732 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1733 and finalize_ssa_v_must_def_ops.
1734 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1735 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1737 (compute_avail): Use generic iterator interface.
1738 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1739 (stmt_makes_single_load, stmt_makes_single_store): Use
1741 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1742 (statement_sink_location): Use generic interface.
1743 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1744 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1745 reset the immediate use link nodes.
1746 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1747 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1748 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1749 (eliminate_tail_call): Use generic operand interface.
1750 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1751 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1753 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1755 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1756 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1758 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1759 Use statement pointer instead of vuse_optype. Use generic interface.
1760 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1761 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1762 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1763 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1764 * doc/tree-ssa.texi: Update documentation for operand interface.
1766 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1768 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1769 gcc_unreachable as appropriate.
1770 (machopic_function_base_name, machopic_indirect_data_reference,
1771 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1772 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1773 * config/rs6000/altivec.md (*mov<mode>_internal,
1774 build_vector_mask_for_load): Likewise.
1775 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1776 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1777 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1778 * config/rs6000/predicates.md (easy_fp_constant,
1779 logical_operand): Likewise.
1780 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1781 compute_save_world_info, rs6000_emit_prologue,
1782 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1783 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1786 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1789 * convert.c (convert_to_integer): Convert ceil and floor in
1792 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1795 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1796 define_insn_and_split. Split only when memory operand is
1797 offsettable. Use adjust_address rather than plus_constant.
1798 (floatunssidf2_internal): Likewise.
1799 (fix_truncdfsi2_internal): Split only when memory operand is
1800 offsettable. Use adjust_address rather than plus_constant.
1801 (fix_trunctfsi2_internal): Likewise.
1802 (floatsidf2_internal): Likewise.
1804 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1806 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1807 (set_value_range_to_null): Likewise.
1808 (set_value_range_to_varying): New function. Use it in all
1809 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1810 (extract_range_from_assert): If the integral type has a
1811 super-type, and LIMIT is not within MIN and MAX values of that
1812 type, set the resulting range to VR_VARYING.
1814 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1816 * config/mmix/mmix.opt: New file.
1817 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1818 (mmix_cc1_ignored_option): Don't declare.
1819 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1820 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1821 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1822 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1823 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1824 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1825 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1826 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1828 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1829 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1830 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1832 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1835 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1836 * c-decl.c (current_function_prototype_built_in,
1837 current_function_prototype_arg_types): New.
1838 (merge_decls): Keep source location of prototype followed by
1839 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1840 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1841 (start_function): Always set current_function_prototype_locus,
1842 current_function_prototype_built_in and
1843 current_function_prototype_arg_types. Check for external
1844 prototype whether or not visible for external function and set
1845 current_function_prototype_arg_types accordingly.
1846 (store_parm_decls_oldstyle): Use
1847 current_function_prototype_arg_types for checking old-style
1848 definition against prototype. Give warnings only if
1849 current_function_prototype_built_in).
1851 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1853 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1854 (ggc_alloc_zone_stat): Don't define.
1855 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1856 ggc_alloc_zone_pass_stat.
1857 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1858 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1859 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1861 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1863 * calls.c (expand_call): Handle current_function_pretend_args_size
1864 when checking for sibcalls.
1866 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1868 PR tree-optimization/21294
1869 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1870 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1872 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1875 * gcov-io.h: Declare gcov external functions hidden.
1877 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1879 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1880 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1881 Use VEC instead of VARRAY.
1884 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1887 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1889 * c-common.c (resolve_overloaded_builtin): Forward to target
1890 hook for BUILT_IN_MD built-ins.
1891 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1892 for all types of built-in.
1893 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1894 in the definition of the target hooks struct.
1895 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1896 * config/rs6000/altivec.h: Rewritten.
1897 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1898 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1899 rs6000_builtin_type, rs6000_builtin_type_compatible,
1900 altivec_overloaded_builtins, rs6000_builtin_type,
1901 rs6000_builtin_type_compatible): New.
1902 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1904 (def_builtin): Turn into a function. Check for duplicates and store
1905 the builtin into rs6000_builtin_decls.
1906 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1907 bdesc_1arg): Add overloaded builtins.
1908 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1909 do not support ALTIVEC_COMPILETIME_ERROR.
1910 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1911 nodes to represent front-end types.
1912 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1913 with opaque arguments and/or return values.
1914 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1915 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1916 (rs6000_builtin_type_index): New.
1917 (is_ev64_opaque_type): Rename to...
1918 (rs6000_is_opaque_type): ... this.
1919 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1922 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1924 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1927 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1928 Bernd Schmidt <bernd.schmidt@analog.com>
1930 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1931 print_address_operand, print_operand, legitimize_pic_address,
1932 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1933 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1935 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1937 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1939 * doc/passes.texi: Document vectorization pass.
1941 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1943 * tree-scalar-evolution.c (get_exit_conditions_rec,
1944 select_loops_exit_conditions,
1945 number_of_iterations_for_all_loops,
1946 analyze_scalar_evolution_for_all_loop_phi_nodes,
1947 scev_analysis): Use VEC instead of VARRAY.
1949 2005-05-02 Michael Matz <matz@suse.de>
1952 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1953 (warn_strict_null_sentinel): Define.
1954 (check_function_sentinel): Check for null_node as valid sentinel too.
1955 * c-common.h (c_tree_index): Added CTI_NULL.
1956 (null_node) Define global_tree[CTI_NULL].
1957 (warn_strict_null_sentinel): Declare.
1958 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1959 * c.opt: (Wstrict-null-sentinel): New C++ option.
1960 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1962 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1964 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1967 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1969 * dwarf2out.c (decl_scope_table, push_decl_scope,
1970 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1973 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1976 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1978 * doc/cpp.texi (__DEPRECATED): Document.
1979 (__EXCEPTIONS): Likewise.
1980 (__GXX_WEAK__): Likewise.
1982 * function.c (INVOKE__main): Do not define.
1983 (expand_main_function): Check HAS_INIT_SECTION when determining
1984 whether or not to call __main.
1986 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1988 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1990 2005-01-05 Paul Brook <paul@codesourcery.com>
1992 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1993 (INITIALIZE_TRAMPOLINE): Use it.
1994 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1995 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1996 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1998 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
2000 * doc/install.texi (Specific): Omit dots in the @anchors names
2001 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
2002 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
2004 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2006 PR tree-optimization/18316
2007 PR tree-optimization/19126
2008 * tree.c (build_int_cst_type): Avoid shift by size of type.
2009 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
2011 * tree-scalar-evolution.h (simple_iv): Declaration changed.
2012 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
2014 (dump_cand): Dump depends_on information.
2015 (determine_biv_step): Add argument to simple_iv call.
2016 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
2017 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
2019 (add_candidate_1): Record depends_on for candidates.
2020 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
2021 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
2022 Handle ivs with nonconstant step.
2023 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
2024 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
2025 (create_new_iv): Unshare the step before passing it to create_iv.
2026 (free_loop_data): Free cand->depends_on.
2027 (build_addr_strip_iref): New function.
2028 (find_interesting_uses_address): Use build_addr_strip_iref.
2029 (strip_offset_1): Split the recursive part from strip_offset.
2030 Strip constant offset component_refs and array_refs.
2031 (strip_offset): Split the recursive part to strip_offset_1.
2032 (add_address_candidates): Removed.
2033 (add_derived_ivs_candidates): Do not use add_address_candidates.
2034 (add_iv_value_candidates): Add candidates with stripped constant
2035 offset. Consider all candidates with initial value 0 important.
2036 (struct affine_tree_combination): New.
2037 (aff_combination_const, aff_combination_elt, aff_combination_scale,
2038 aff_combination_add_elt, aff_combination_add,
2039 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
2040 fold_affine_sum): New functions.
2041 (get_computation_at): Use fold_affine_sum.
2042 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
2043 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
2046 2005-04-30 Michael Matz <matz@suse.de>
2048 * config/i386/i386.md (movmemsi): Also active when
2049 TARGET_INLINE_ALL_STRINGOPS.
2051 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
2054 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
2056 2005-04-30 Paul Brook <paul@codesourcery.com>
2058 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
2060 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
2061 * config/arm/ieee754-sf.S: Ditto.
2062 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
2063 (FUNC_ALIAS): Use .thumb_set for thumb routines.
2065 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2067 * tree-ssanames.c: Fix a comment typo.
2068 * doc/options.texi: Fix a typo.
2070 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
2072 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
2073 gcc_unreachable as appropriate.
2074 (split_adds_subs, cond_string, print_operand,
2075 h8300_initial_elimination_offset, h8300_classify_operand,
2076 h8300_unary_length, h8300_short_immediate_length,
2077 h8300_bitfield_length, h8300_binary_length,
2078 h8300_insn_length_from_table, compute_mov_length, output_plussi,
2079 compute_plussi_length, compute_plussi_cc, output_logical_op,
2080 compute_logical_op_length, compute_logical_op_cc,
2081 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
2082 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
2083 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
2084 h8300_regs_ok_for_stm): Likewise.
2085 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
2086 monitor_prologue): Likewise.
2088 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
2090 * loop-invariant.c (invariants, create_new_invariant,
2091 get_inv_cost, best_gain_for_invariant,
2092 find_invariants_to_move, move_invariants,
2093 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2096 2005-04-29 Richard Henderson <rth@redhat.com>
2098 * function.c (instantiate_decls): Remove valid_only argument.
2099 (instantiate_decls_1, instantiate_decl): Likewise.
2100 (instantiate_virtual_regs_1): Delete.
2101 (instantiate_virtual_regs_lossage): Delete.
2102 (instantiate_virtual_regs_in_rtx): New.
2103 (safe_insn_predicate): New.
2104 (instantiate_virtual_regs_in_insn): New.
2105 (instantiate_virtual_regs): Update to match all that. Only run
2106 instantiate_decls once.
2108 2005-04-29 Richard Henderson <rth@redhat.com>
2109 Daniel Jacobowitz <dan@codesourcery.com>
2111 * gengtype.c (write_func_for_structure): Split out ...
2112 (output_type_enum): ... new function. Fix thinko accessing
2113 TYPE_PARAM_STRUCT data.
2115 2005-04-29 Tom Tromey <tromey@redhat.com>
2117 * tree.c (build_block): Removed unused 'tags' argument.
2118 * tree.h (build_block): Removed argument.
2120 2005-04-29 Michael Matz <matz@suse.de>
2122 PR rtl-optimization/21144
2123 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2125 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2127 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2128 flag_reorder_blocks.
2130 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2132 PR tree-optimization/21030
2133 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2134 ranges where VR->MAX is smaller than VR->MIN.
2136 2005-04-29 Devang Patel <dpatel@apple.com>
2138 PR tree-optimization/21272
2139 PR tree-optimization/21266
2140 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2142 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2144 * tree-flow-inline.h: Fix a comment typo.
2145 * doc/tree-ssa.texi: Fix a typo.
2147 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2149 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2151 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2152 gcc_unreachable as appropriate.
2153 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2154 fr30_print_operand, fr30_move_double): Likewise.
2155 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2157 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2159 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2160 definition has already been provided.
2161 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2162 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2163 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2165 2005-04-29 Jim Tison <jtison@us.ibm.com>
2167 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2168 trace hooks calls to improve performance.
2170 2005-04-29 Julian Brown <julian@codesourcery.com>
2171 Mark Mitchell <mark@codesourcery.com>
2172 Paul Brook <paul@codesourcery.com>
2174 * crtstuff.c: Handle targets that use .init_array.
2175 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2176 that INVOKE__main is set correctly.
2177 (expand_main_function): Test INVOKE__main.
2178 * libgcc2.c: Do not define __main when using .init_array.
2179 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2180 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2182 (DTORS_SECTION_ASM_OP): Likewise.
2183 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2184 (CTOR_LIST_END): Likewise.
2185 (DTOR_LIST_BEGIN): Likewise.
2186 (DTOR_LIST_END): Likewise.
2187 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2188 (FINI_SECTION_ASM_OP): Likewise.
2189 (INIT_ARRAY_SECTION_ASM_OP): Define.
2190 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2191 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2192 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2193 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2194 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2196 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2198 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2199 gcc_assert and gcc_unreachable as appropriate.
2200 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2201 const_int_cost, output_move_const_into_data_reg,
2202 output_move_qimode, output_move_double, find_addr_reg,
2203 print_operand, print_operand_address): Likewise.
2204 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2205 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2206 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2207 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2208 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2209 conditional_trap): Likewise.
2210 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2212 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2214 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2215 gcc_unreachable as appropriate.
2216 (gen_conditional_move, xtensa_split_operand_pair,
2217 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2218 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2219 xtensa_copy_incoming_a7, xtensa_output_literal,
2220 xtensa_output_literal, xtensa_output_literal): Likewise.
2221 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2222 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2223 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2224 movsicc_internal1, movsfcc_internal0,
2225 movsfcc_internal1): Likewise.
2227 2005-04-28 James E Wilson <wilson@specifixinc.com>
2229 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2230 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2232 2005-04-28 DJ Delorie <dj@redhat.com>
2234 * opt-functions.awk (var_set): Emit proper initializer for
2235 non-target bitfields.
2237 2005-04-28 Devang Patel <dpatel@apple.com>
2239 * dbxout.c (have_used_extensions): Remove.
2240 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2241 have_used_extensions.
2243 2005-04-28 James E Wilson <wilson@specifixinc.com>
2245 * doc/install.texi: Update -enable-languages info. Correct path to
2248 2005-04-28 DJ Delorie <dj@redhat.com>
2250 * optc-gen.awk (END): Make sure no variable is defined more
2252 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2253 Allow for bitfield variables other than target_flags.
2254 * doc/options.text (Mask): Document that you may specify a
2255 variable other than target_flags.
2257 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2259 PR rtl-optimization/18877
2260 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2261 number in val.start.
2263 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2266 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2268 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2269 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2270 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2272 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2274 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2275 creating pseudos when the base offset is too large.
2277 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2279 * global.c (earlyclobber_regclass): Change the type to
2281 (check_earlyclobber): Update uses of earlyclobber_regclass.
2282 (mark_reg_use_for_earlyclobber): Likewise.
2283 (calculate_local_reg_bb_info): Allocate and free
2284 earlyclobber_regclass using the VEC API.
2286 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2288 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2291 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2293 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2296 * config.gcc: Obsolete c4x-* and tic4x-*.
2298 * tree.h (edge_def): Remove.
2300 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2301 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2302 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2303 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2306 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2307 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2308 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2309 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2310 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2311 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2312 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2313 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2314 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2315 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2316 config/i386/cygming.h, config/i386/djgpp.h,
2317 config/i386/lynx.h, config/i386/netware.c,
2318 config/i386/winnt.c, config/ia64/ia64-c.c,
2319 config/iq2000/iq2000.c, config/m32r/little.h,
2320 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2321 config/m68k/m68k.md, config/mcore/mcore.c,
2322 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2323 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2324 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2325 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2326 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2327 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2328 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2329 config/s390/2064.md, config/s390/2084.md,
2330 config/s390/s390-modes.def, config/s390/s390-protos.h,
2331 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2332 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2333 config/vax/vax.c, config/vax/vax.h,
2334 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2337 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2339 * c-typeck.c (build_compound_expr): Correct logic in last change.
2341 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2343 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2344 parameters. Replace conditional move code with assert checking for
2345 ar.lc. Delete obsolete comments.
2346 (set_src_needs_barrier): Delete cond parameter, and code using it.
2347 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2348 assert checking for PR_REGS. Fix calls to update_set_flags and
2349 set_src_needs_barrier.
2350 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2351 callers. Rewrite explanatory comment before the function.
2352 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2355 2005-04-27 Mike Stump <mrs@apple.com>
2357 * doc/cpp.texi: gcc now implements universal character names.
2359 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2362 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2363 being a compound expression whose right-hand side is cast to void.
2365 2005-04-27 Caroline Tice <ctice@apple.com>
2367 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2368 Remove targetm.have_named_sections test.
2369 (fix_edges_for_rarely_executed_code): Likewise.
2370 (insert_section_boundary_note): Likewise.
2371 (reorder_basic_blocks): Check partitioning flag before calling
2372 verify_hot_cold_block_grouping.
2373 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2374 the function struct rather than global variables.
2375 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2376 (COLD_END_LABEL): Likewise
2377 (cold_text_section_label): New static global variable.
2378 (cold_end_label): Likewise.
2379 (dwarf2out_switch_text_section): Get hot/cold section labels from
2380 the function struct rather than global variables; test to make sure
2382 (output_aranges): Use cold_text_section_label and cold_end_label;
2383 check partitioning flag before putting out delta.
2384 (output_ranges): Remove incorrect code attempting to use
2386 (output_line_info): Get cold section label from function struct; test
2387 to make sure cfun is defined.
2388 (add_location_or_const_value_attribute): Likewise.
2389 (dwarf2out_var_location): Likewise.
2390 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2391 write out cold_text_section_label if partition flag is set.
2392 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2393 * function.h (struct function): Add new fields to point to hot/cold
2394 section labels: hot_section_label, cold_section_label,
2395 hot_section_end_label and cold_section_end_label; also add new field
2396 for cold text section name, unlikely_text_section_name.
2397 * opts.c (decode_options): Turn off partitioning flag if
2398 !targetm.have_named_sections.
2399 * output.h (hot_section_label): Remove.
2400 (hot_section_end_label): Remove.
2401 (cold_section_end_label): Remove.
2402 (unlikely_section_label): Remove.
2403 (unlikely_text_section_name): Remove.
2404 * passes.c (rest_of_handle_final): Remove extra blank line.
2405 * varasm.c (unlikely_section_label): Remove.
2406 (hot_section_label): Remove.
2407 (hot_section_end_label): Remove.
2408 (cold_section_end_label): Remove.
2409 (unlikely_text_section_name): Remove.
2410 (initialize_cold_section_name): Modify to call
2411 targetm.strip_name_encoding; to store cold section name in current
2412 function struct, if it exists; and to only use the decl_section_name
2413 if flag_named_sections is true.
2414 (unlikely_text_section): Modify to get section name out of current
2415 function struct, if there is one; otherwise build it from
2416 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2417 (in_unlikely_text_section): Likewise.
2418 (named_section): Modify to get/put cold section name in current function
2419 struct, if there is one.
2420 (function_section): Change 'bool unlikely' to 'int reloc'; check
2421 targetm.have_named_sections before calling named_section.
2422 (current_function_section): Likewise.
2423 (assemble_start_function): Modify to get/put unlikely_text_section_name
2424 in current function struct; modify to get hot/cold section labels
2425 from function struct; initialize labels using
2426 ASM_GENERATE_INTERNAL_LABEL;
2427 test partitioning flag before writing out hot section label.
2428 (assemble_end_function): Test partitioning flag before writing out
2429 hot/cold section labels.
2430 (default_section_type_flags_1): Get cold text section name from
2431 function struct if there is one; Set flags correctly for
2432 cold text section if there is not a current function struct.
2434 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2436 * tree-ssa-propagate.c (set_rhs): Revert last change.
2438 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2440 * explow.c (convert_memory_address): Add gcc_assert.
2442 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2444 * configure.ac: Check for ld --sysroot support.
2445 * gcc.c: Document %R specifier for specs.
2446 (SYSROOT_SPEC): New macro.
2447 (sysroot_spec): New variable.
2448 (static_specs): Add sysroot_spec.
2449 (main): Pass the sysroot spec to the linker if appropriate.
2450 * configure: Regenerated.
2451 * config.in: Likewise.
2453 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2455 * fold-const.c (fold_binary): Use build_fold_addr_expr
2456 for address calculation and INDIRECT_REF handling.
2458 2005-04-27 Andrew Haley <aph@redhat.com>
2460 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2462 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2464 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2465 pointer when thumb backtracing is on.
2467 * config/fp-bit.c (abort): Revert change.
2469 2005-04-27 Ian Lance Taylor <ian@airs.com>
2471 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2473 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2475 * tree-ssa-dce.c: Fix a comment typo.
2477 2005-04-27 David S. Miller <davem@davemloft.net>
2479 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2480 Kill setjmpless_size. current_function_calls_setjmp is completely
2481 computed when we are called, so just use the optimized size value
2482 instead of using REG_SAVE_AREA notes.
2483 (optimize_save_area_alloca): Delete....
2484 * rtl.h (optimize_save_area_alloca): Likewise...
2485 * passes.c (rest_of_compilation): and don't call it any more.
2486 * reg-notes.def (SAVE_AREA): Delete.
2488 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2490 * config/fp-bit.c (abort): Add noreturn attribute.
2492 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2493 gcc_unreachable as appropriate.
2494 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2495 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2496 ASM_OUTPUT_REG_POP): Likewise.
2498 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2500 * tree-complex.c (expand_vector_operations_1): Do not build
2501 VIEW_CONVERT_EXPR's for the lhs.
2503 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2505 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2506 unnecessary noncanonical RTL handling.
2507 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2508 gcc_assert and gcc_unreachable.
2510 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2511 gcc_unreachable as appropriate.
2512 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2513 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2514 use_return_insn, const_ok_for_op, arm_gen_constant,
2515 arm_canonicalize_comparison, legitimize_pic_address,
2516 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2517 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2518 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2519 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2520 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2521 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2522 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2523 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2524 output_call, output_mov_long_double_fpa_from_arm,
2525 output_mov_long_double_arm_from_fpa,
2526 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2527 output_move_double, arithmetic_instr, shift_op, int_log2,
2528 output_return_instruction, arm_output_function_prologue,
2529 arm_output_epilogue, arm_output_function_epilogue,
2530 emit_multi_reg_push, arm_get_frame_offsets,
2531 arm_compute_initial_elimination_offset, arm_expand_prologue,
2532 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2533 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2534 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2535 thumb_compute_initial_elimination_offset,
2536 thumb_output_function_prologue, thumb_load_double_from_address,
2537 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2538 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2539 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2540 * config/arm/arm.md (thumb_extendhisi2,
2541 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2542 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2543 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2544 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2545 * config/arm/cirrus.md (*cirrus_arm_movdi,
2546 *cirrus_movdf_hard_insn): Likewise.
2547 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2549 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2551 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2552 (num_ssa_names): Use VEC_length.
2553 (ssa_names): Use VEC_index.
2554 * tree-ssanames.c (ssa_names): Change the type to
2556 (init_ssanames, fini_ssa_names, make_ssanames,
2557 release_ssa_name): Update uses of ssa_names.
2559 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2560 Use fold_buildN instead of fold (buildN (...)).
2562 2005-04-27 Devang Patel <dpatel@apple.com>
2564 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2566 2005-04-27 Matt Thomas <matt@3am-software.com>
2567 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2569 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2570 (vax_output_mi_thunk): Ditto.
2571 (vax_notice_cc_update): Ditto.
2572 (INDEX_REGISTER_P): Add trailing \.
2573 (BASE_REGISTER_P): Add trailing \.
2574 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2576 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2578 * tree-ssa-propagate.c (set_rhs): Check operand of
2579 ADDR_EXPR for gimpliness, too.
2581 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2583 * tree-ssa-pre.c: Fix a comment typo.
2585 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2587 PR tree-optimization/21171
2588 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2589 record address uses if the reference is volatile.
2591 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2593 * tree-complex.c (expand_vector_operation): New, extracted from
2594 expand_vector_operations_1.
2595 (tree_vec_extract): Build a NOP_EXPR.
2596 (expand_vec_parallel): Do not care about returning the correct type.
2597 (expand_vector_operations_1): Call expand_vector_operation.
2598 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2600 * tree-complex.c (gate_expand_vector_operations): New.
2601 (pass_lower_vector_ssa): Use it.
2602 * tree-optimize.c (init_tree_optimization_passes): Include
2603 pass_lower_vector_ssa.
2604 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2605 (vectorizable_operation): Use it.
2606 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2607 integer modes for the vector type.
2609 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2610 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2611 Do not cope with UNITS_PER_SIMD_WORD == 0.
2612 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2613 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2614 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2615 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2616 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2617 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2618 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2620 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2621 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2622 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2624 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2625 (UNITS_PER_SIMD_WORD): New.
2627 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2629 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2630 gcc_unreachable as appropriate.
2631 (ia64_expand_load_address, ia64_expand_tls_address,
2632 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2633 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2634 next_scratch_gr_reg, ia64_initial_elimination_offset,
2635 ia64_expand_prologue, ia64_expand_epilogue,
2636 ia64_output_dwarf_dtprel, ia64_print_operand,
2637 ia64_register_move_cost, first_instruction, rws_access_regno,
2638 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2639 ia64_sched_init, ia64_variable_issue,
2640 ia64_first_cycle_multipass_dfs_lookahead_guard,
2641 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2642 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2643 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2644 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2645 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2646 * config/ia64/predicates.md (got_symbolic_operand,
2647 sdata_symbolic_operand): Likewise.
2648 * config/ia64/vect.md (vcondv2sf): Likewise.
2650 2005-04-27 Matt Thomas <matt@3am-software.com>
2652 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2653 CONSTANT_ADDRESS_P in config/vax/vax.h
2654 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2655 (INDEX_REGISTER_P): New.
2656 (BASE_REGISTER_P): New.
2657 (indirectable_constant_address_p): New. Adapted from
2658 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2659 (indirectable_address_p): New. Adapted from
2660 INDIRECTABLE_ADDRESS_P in vax.h.
2661 (nonindexed_address_p): New. Adapted from
2662 GO_IF_NONINDEXED_ADDRESS in vax.h.
2663 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2664 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2665 (legitimate_address_p): New. Adapted from
2666 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2667 (vax_mode_dependent_address_p): New. Adapted from
2668 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2669 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2670 legitimate_constant_address_p.
2671 (CONSTANT_P): Use legitimate_constant_p.
2672 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2673 (INDIRECTABLE_ADDRESS_P): Removed.
2674 (GO_IF_NONINDEXED_ADDRESS): Removed.
2675 (INDEX_TEMP_P): Removed.
2676 (GO_IF_REG_PLUS_INDEX): Removed.
2677 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2678 definitions, depending on whether REG_OK_STRICT is defined.
2679 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2680 Two definitions, depending on whether REG_OK_STRICT is defined.
2681 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2683 (legitimate_constant_p): Prototype added.
2684 (legitimate_address_p): Prototype added.
2685 (vax_mode_dependent_address_p): Prototype added.
2687 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2689 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2691 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2694 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2697 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2700 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2701 assertion failures, if __gcc_host_wide_int__ is not properly
2703 (init_dynamic_diag_info): Give errors, not assertion failures, if
2704 location_t, tree or __gcc_host_wide_int__ are not properly
2707 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2709 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2710 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2711 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2712 prepare_decl_rtl, free_loop_data,
2713 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2716 * tree.h (tree_phi_node): Add a comment about the order of PHI
2719 2005-04-26 Paul Brook <paul@codesourcery.com>
2721 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2723 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2725 * config/mips.mips.c (mips_legitimize_tls_address): Use
2728 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2729 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2730 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2732 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2735 2005-04-26 Jeff Law <law@redhat.com>
2737 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2738 (op_iter_init_must_and_may_def): Likewise.
2739 (unmodifiable_var_p): Move to a later point in the file.
2740 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2741 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2742 (dse_record_phis): Directly check for virtual operands rather than
2743 using need_imm_uses_for.
2744 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2745 store has multiple V_{MAY,MUST}_DEF operands.
2747 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2749 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2752 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2754 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2755 call to find_edge outside a loop to go through a PHI chain.
2757 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2759 PR tree-optimization/17598
2760 * fold-const.c (fold_binary): Fold comparisons of addresses
2761 of COMPONENT_REFs which reference the same field to
2762 comparisons of the addresses of the base objects.
2764 2005-04-26 Julian Brown <julian@codesourcery.com>
2766 * config/arm/arm.c (arm_return_in_msb): New function.
2767 (arm_must_pass_in_stack): New function.
2768 (TARGET_RETURN_IN_MSB): Define target hook.
2769 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2770 (arm_function_value): Pad small aggregate return.
2771 (arm_pad_arg_upward): New function.
2772 (arm_pad_reg_upward): New function.
2773 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2774 (FUNCTION_ARG_PADDING): Define macro.
2775 (BLOCK_REG_PADDING): Define macro.
2776 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2777 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2778 (arm_pad_reg_upward): Declare function.
2780 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2782 * basic-block.h (ei_cond): New.
2783 (FOR_EACH_EDGE): Call ei_cond.
2785 PR tree-optimization/21047
2786 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2787 (fold): Don't handle ASSERT_EXPR.
2789 2005-04-25 Roger Sayle <roger@eyesopen.com>
2791 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2792 all writes to any stack register as a read/write dependency on
2794 (sched_analyze_2): Likewise, for reads from any stack register.
2796 2005-04-25 Richard Henderson <rth@redhat.com>
2798 * final.c (output_addr_const): Revert 2005-04-09 change.
2800 2005-04-25 Mike Stump <mrs@apple.com>
2802 * config/darwin.c (darwin_encode_section_info): Always set
2803 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2805 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2807 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2808 gensupport.c, protoize.c, toplev.c: Replace calls to
2809 `unlock_stream' with `unlock_std_streams'.
2811 2005-04-25 Devang Patel <dpatel@apple.com>
2813 * dbxout.c (dbxout_type): Emit attribute vector.
2815 2005-04-05 Paul Brook <paul@codesourcery.com>
2817 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2818 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2819 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2820 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2821 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2822 (register_dtor_fn): Likewise.
2823 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2825 2005-04-25 Ian Lance Taylor <ian@airs.com>
2827 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2828 * c-common.h (EXPR_STMT_EXPR): Don't define.
2829 (c_common_stmt_codes): Don't define.
2830 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2831 * c-gimplify.c (gimplify_expr_stmt): Remove.
2832 (c_gimplify_expr): Remove EXPR_STMT case.
2833 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2834 to INIT_STATEMENT_CODES.
2835 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2837 2005-04-25 Jan Hubicka <jh@suse.cz>
2839 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2841 * except.c: Include diagnostic.h
2842 (dump_eh_tree, verify_eh_tree): New functions.
2843 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2844 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2845 (dump_function_to_file): dump eh tree.
2846 * tree-eh.c (mark_eh_edge): New function.
2847 (mark_eh_edge_found_error): New static variable.
2848 (verify_eh_edges): New function.
2850 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2852 * tree-ssa-alias.c (fieldoff_t): Remove.
2853 (fieldoff_s): typedef the structure itself. Create a vector of
2855 (push_fields_onto_fieldstack): Return count of fields pushed.
2856 Remove peeling of first field. Adjust.
2857 (fieldoff_compare): Adjust.
2858 (create_overlap_variables_for): Adjust.
2860 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2862 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2864 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2867 * doc/install.texi: Document correct assembler and linker to use
2868 on i?86-*-solaris2.10.
2870 2005-04-25 Steven Bosscher <stevenb@suse.de>
2872 Fix PR tree-optimization/21173
2874 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2875 Unshare expression we pass to force_gimple_operand.
2877 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2878 Stephen Clarke <stevec@superh.com>
2879 Roger Sayle <roger@eyesopen.com>
2881 PR rtl-optimization/20413
2882 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2883 VOIDmode for LABEL_REF.
2884 * final.c (shorten_branches): Likewise.
2885 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2886 * loop.c (reg_dead_after_loop): Likewise.
2887 * varasm.c (decode_addr_const): Likewise.
2888 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2890 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2892 * config.gcc (avr-*-*): Remove redundant "case".
2894 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2896 * tree-vect-analyze.c (vect_mark_relevant): Take
2897 VEC(tree,heap) instead of varray_type as an argument.
2898 (vect_mark_stmts_to_be_vectorized): Change the type of
2899 worklist to VEC(tree,heap). Adjust uses of worklist.
2901 2005-04-24 Devang Patel <dpatel@apple.com>
2903 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2905 2005-04-24 Ian Lance Taylor <ian@airs.com>
2907 * c-semantics.c (build_stmt): Remove test of specific tree codes
2908 for TREE_SIDE_EFFECTS handling.
2910 2005-04-24 Per Bothner <per@bothner.com>
2912 * c-opts.c (finish_options): Make the line-number of the <built-in>
2913 location 0, as assumed elsewhere, rather than 1.
2915 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2917 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2919 (tree_ssa_uncprop, uncprop_finalize_block,
2920 uncprop_initialize_block): Update uses of equiv_stack.
2922 2005-04-24 Richard Henderson <rth@redhat.com>
2925 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2926 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2928 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2929 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2930 <DIV, MOD>: Likewise.
2932 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2934 * collect2.c (main): Unlock the stdio streams.
2935 * gcc.c (main): Likewise.
2936 * gcov-dump.c (main): Likewise.
2937 * gcov.c (main): Likewise.
2938 * gen-protos.c (main): Likewise.
2939 * gensupport.c (init_md_reader_args_cb): Likewise.
2940 * protoize.c (main): Likewise.
2941 * toplev.c (general_init): Likewise.
2943 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2946 * cgraph.h (cgraph_local_info): Add vtable_method field.
2947 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2948 and node is vtable_method, finalized and not reachable, don't do
2951 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2953 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2955 * tree-ssa-pre.c (create_value_expr_from): Use
2956 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2957 * tree-ssa-propagate.c (stmt_makes_single_load,
2958 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2959 * tree-vect-transform.c (vect_is_simple_cond): Use
2961 * tree-vrp.c (extract_range_from_assert,
2962 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2965 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2966 of tpa_to_clear to VEC(int,heap). Update uses of
2967 tpa_to_clear. Free tpa_to_clear at the end.
2969 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2971 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2974 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2976 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2977 and gcc_unreachable as appropriate.
2978 (num_insns_constant, output_vec_const_move,
2979 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2980 rs6000_emit_set_const, rs6000_emit_move,
2981 spe_build_register_parallel, function_arg,
2982 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2983 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2984 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2985 rs6000_common_init_builtins, expand_block_clear,
2986 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2987 extract_ME, rs6000_get_some_local_dynamic_name,
2988 rs6000_output_function_entry, print_operand,
2989 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2990 output_cbranch, output_e500_flip_gt_bit,
2991 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2992 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2993 compute_save_world_info, rs6000_stack_info,
2994 rs6000_emit_load_toc_table, rs6000_frame_related,
2995 spe_synthesize_frame_save, rs6000_emit_epilogue,
2996 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2997 output_function_profiler, rs6000_trampoline_size,
2998 rs6000_initialize_trampoline, find_addr_reg,
2999 rs6000_machopic_legitimize_pic_address,
3000 rs6000_initial_elimination_offset,
3001 rs6000_dbx_register_number): Likewise.
3002 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
3003 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
3004 *movti_power, *movti_string, call, call_value, sibcall,
3005 sibcall_value): Likewise.
3006 * config/rs6000/spe.md (*movdf_e500_double,
3007 *movv2si_internal): Likewise.
3008 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
3011 2005-04-24 Richard Henderson <rth@redhat.com>
3014 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
3015 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
3016 Deny modes smaller than 4 bytes.
3017 * config/i386/i386-protos.h: Update.
3019 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
3021 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
3022 Switch h8300-*-rtems* to ELF.
3024 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3026 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
3028 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3030 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
3032 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
3035 * fold-const.c: Fold &a[i]-&a[j] to i-j.
3037 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3039 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
3040 definitions of ssa names in condition. Split recusive part to ...
3041 (tree_simplify_using_condition_1): New function.
3042 (expand_simple_operations): New function.
3044 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3046 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
3047 (find_interesting_uses_cond): Do not use integer_zerop and
3048 integer_nonzerop to check for integer constants.
3049 (set_use_iv_cost): Record the value field.
3050 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
3051 determine_use_iv_cost_outer): Set the value field of the cost pair.
3052 (may_eliminate_iv): Do not return the comparison code.
3053 (iv_elimination_compare): New function.
3054 (determine_use_iv_cost_condition): Set the value field. Record
3055 noneliminable invariants correctly.
3056 (rewrite_use_compare, rewrite_use_outer): Use the value field.
3058 2005-04-23 DJ Delorie <dj@redhat.com>
3060 * diagnostic.c (warning): Accept parameter to classify warning option.
3061 (warning0): New, for when a pointer to an error() like function is needed.
3062 * errors.c (warning): Likewise.
3063 * errors.h (warning, warning0): Adjust prototypes.
3064 * toplev.h (warning, warning0): Likewise.
3066 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
3067 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
3068 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
3069 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
3070 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
3071 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
3072 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
3073 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
3075 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3076 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
3077 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
3078 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
3079 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
3080 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
3081 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
3082 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
3083 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
3084 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
3085 config/rs6000/aix52.h, config/rs6000/darwin.h,
3086 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
3087 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
3088 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
3089 config/stormy16/stormy16.c, config/v850/v850-c.c,
3090 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
3093 2005-04-23 Richard Henderson <rth@redhat.com>
3096 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3097 performing some integral scalar simplifications.
3099 2005-04-23 Richard Henderson <rth@redhat.com>
3102 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3103 simplifying CONST_VECTOR.
3105 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3107 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3108 heap as an argument. Update uses of stack.
3109 (calculate_live_on_entry): Allocate stack on heap.
3111 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3112 partition_link and tpa_nodes on heap.
3114 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3115 (mark_stmt_necessary, propagate_necessity,
3116 mark_really_necessary_kill_operand_phis): Update uses of
3118 (tree_dce_init): Allocate worklist using VEC_alloc.
3119 (tree_dce_done): Free worklist using VEC_free.
3121 2005-04-23 Mike Stump <mrs@apple.com>
3123 * config/darwin.c (machopic_indirection_name): Don't use
3125 (darwin_emit_unwind_label): Use user_label_prefix instead of
3128 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3130 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3132 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3134 * config.gcc <cris-*>: Specify .opt files.
3135 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3136 config/cris/linux.opt: New files.
3137 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3138 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3139 (TARGET_ELF): Override to 0.
3140 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3141 -melinux-stacksize=N.
3142 * config/cris/cris.c: (cris_handle_option): New function.
3143 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3144 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3145 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3146 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3147 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3148 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3149 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3150 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3151 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3152 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3153 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3154 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3155 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3156 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3157 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3158 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3159 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3160 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3161 (TARGET_LINUX): Define 0.
3162 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3163 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3164 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3165 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3166 (TARGET_LINUX): Override to 1.
3167 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3169 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3171 * haifa-sched.c (schedule_block): Fix thinko in previous
3172 assertification patch.
3174 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3176 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3177 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3178 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3179 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3180 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3181 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3182 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3184 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3185 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3186 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3187 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3188 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3189 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3190 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3191 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3192 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3193 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3194 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3195 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3196 (SUBTARGET_OPTIONS): Delete.
3197 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3198 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3199 instead of a string.
3200 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3201 (pa_cpu_string, pa_unix_string): Delete.
3202 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3203 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3205 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3206 (pa_handle_option): New function.
3207 (override_options): Remove handling of -march=, -mfixed-range=,
3208 -mschedule= and -munix=.
3209 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3210 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3211 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3212 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3213 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3214 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3215 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3217 * config/pa/pa.opt: New file.
3218 * config/pa/pa-hpux.opt: New file.
3219 * config/pa/pa-hpux1010.opt: New file.
3220 * config/pa/pa-hpux1111.opt: New file.
3221 * config/pa/pa64-hpux.opt: New file.
3223 2005-04-22 David S. Miller <davem@davemloft.net>
3225 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3226 integer when it's mode is VOIDmode not DImode.
3228 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3230 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3231 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3232 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3233 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3234 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3235 "bne- $-xxx" rather than local labels.
3236 (sync_lock_release<mode>): Add second operand.
3237 (lwsync): Use .long rather than a more meaningful opcode.
3238 * doc/md.texi (Standard Names): Add description of second
3239 parameter to sync_lock_test_and_set.
3241 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3243 PR tree-optimization/21088
3244 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3246 * tree-vrp.c (compare_values): Use fold_binary to compare
3247 pointers. Use boolean_type_node as the type of a comparison
3248 expression being folded.
3249 * tree.h: Add prototypes for fold_unary, fold_binary,
3252 * tree-ssa-dom.c: Fix formatting.
3254 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3256 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3257 * lambda-code.c (perfect_nestify): Mark virtual operands in
3258 the moved statement for renaming.
3259 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3260 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3261 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3262 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3263 * tree-flow.h (struct var_ann_d): Update comments.
3264 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3265 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3266 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3267 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3268 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3269 debug_names_replaced_by): Remove declarations.
3270 (delete_update_ssa, get_current_def, set_current_def): Declare.
3271 (rewrite_into_loop_closed_ssa): Add new argument. Update
3273 * tree-into-ssa.c: Include params.h.
3274 (old_virtual_ssa_names): Remove. Update all users.
3275 (need_to_replace_names_p): Remove. Update all users.
3276 (struct update_ssa_stats_d): Declare.
3277 (update_ssa_stats): New local.
3278 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3279 dump_tree_ssa_stats, debug_tree_ssa_stats,
3280 dump_update_ssa, debug_update_ssa,
3281 dump_names_replaced_by, debug_names_replaced_by): Declare.
3282 (get_current_def, set current_def): Make extern.
3283 (is_old_name, is_new_name): Protect against references
3284 past the end of the sets.
3285 (add_new_name_mapping): Assert that OLD and NEW are
3286 different SSA names for the same symbol.
3287 When adding a virtual mapping, update stats for virtual
3289 (insert_phi_nodes_for): If UPDATE_P is true, create the
3290 LHS of the new PHI by duplicating SSA name VAR.
3291 (insert_phi_nodes_1): Remove. Update all users.
3292 (insert_phi_nodes): Remove second argument. Update all
3294 (maybe_replace_use, maybe_replace_def): New.
3295 (rewrite_update_stmt): Call them.
3296 (mark_def_interesting): Remove calls to is_gimple_reg.
3297 (prepare_phi_args_for_update): Remove. Update all users.
3298 (prepare_block_for_update): Only process virtual operands
3299 and GIMPLE registers in normal form.
3300 (prepare_use_sites_for): New.
3301 (prepare_names_to_update): Rename from prepare_def_sites.
3302 Call prepare_use_sites_for.
3303 (dump_update_ssa): Rename from dump_repl_tbl.
3305 Show statistics for virtual mapping heuristic.
3306 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3307 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3308 (delete_update_ssa): Make extern.
3309 (mark_set_for_renaming): If the set is empty, do nothing.
3310 (release_ssa_name_after_update_ssa): Update comment.
3311 (insert_updated_phi_nodes_for): Do not remove existing
3312 PHI nodes for symbols.
3313 (switch_virtuals_to_full_rewrite_p): New.
3314 (switch_virtuals_to_full_rewrite): New.
3315 (update_ssa): Call them.
3316 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3317 for every statement before updating.
3318 If all the names in NEW_SSA_NAMES have been marked for
3319 removal, do nothing.
3320 Only start at the top of the CFG if there are symbols in
3322 (ssa_rewrite_finalize_block): Remove.
3323 (ssa_register_new_def): Remove.
3324 (ssa_rewrite_stmt): Remove.
3325 (ssa_rewrite_phi_arguments): Remove.
3326 (ssa_rewrite_initialize_block): Remove.
3327 (ssa_mark_def_sites): Remove.
3328 (ssa_mark_def_sites_initialize_block): Remove.
3329 (ssa_mark_phi_uses): Remove.
3330 (rewrite_ssa_into_ssa): Remove.
3331 * tree-phinodes.c (find_phi_node_for): Remove.
3332 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3334 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3335 Remove calls to verify_dominators and
3336 verify_loop_structure.
3337 (tree_unswitch_single_loop): Call update_ssa.
3338 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3341 (delete_tree_ssa): Assert that need_ssa_update_p returns
3343 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3344 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3345 free_new_names): Remove. Update all users.
3346 (rename_use_op): Call get_current_def.
3347 (rename_variables_in_bb): Do not handle any real or
3349 (slpeel_update_phis_for_duplicate_loop): Call
3350 get_current_def and set_current_def instead of using
3352 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3353 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3354 ssa_names_to_replace and delete_update_ssa.
3355 * doc/invoke.texi: Document --param min-virtual-mappings
3356 and --param virtual-mappings-ratio.
3358 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3360 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3361 for newly created PHI nodes.
3362 Call create_new_def_for for every new V_MAY_DEF and
3363 V_MUST_DEF on the copied statement.
3364 (struct ssa_name_map_entry): Remove.
3365 (ssa_name_map_entry_hash): Remove.
3366 (ssa_name_map_entry_eq): Remove.
3367 (allocate_ssa_names): Remove.
3368 (rewrite_to_new_ssa_names_def): Remove.
3369 (rewrite_to_new_ssa_names_use): Remove.
3370 (rewrite_to_new_ssa_names_bb): Remove.
3371 (rewrite_to_new_ssa_names): Remove.
3372 (tree_duplicate_sese_region): Remove variables ver,
3373 definitions, phi, ssa_name_map and bi.
3374 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3376 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3377 update_ssa instead of rewrite_ssa_into_ssa.
3378 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3380 (find_uses_to_rename_use): Add argument 'need_phis'.
3381 (find_uses_to_rename_stmt): Do not scan virtual operands.
3382 (find_uses_to_rename): Only scan PHI nodes for
3384 (rewrite_into_loop_closed_ssa): Call update_ssa.
3385 (check_loop_closed_ssa_use): Ignore virtual operands.
3386 (check_loop_closed_ssa_stmt): Likewise.
3387 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3389 (rename_variables, set_phi_def_stmts): Remove.
3390 (tree_duplicate_loop_to_header_edge): Reformat comment.
3391 Remove variables BB, I and DEFINITIONS.
3392 Call need_ssa_update_p.
3394 (lv_adjust_loop_header_phi): Reformat comment.
3395 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3396 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3397 mark_for_rewrite, unmark_all_for_rewrite,
3398 marked_ssa_names): Remove. Update all users.
3399 (release_ssa_name): If VAR has been registered for SSA
3400 updating, do nothing.
3401 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3402 (build_assert_expr_for): Call register_new_name_mapping.
3403 (insert_range_assertions): Update call to update_ssa.
3404 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3405 marked_for_rewrite_p, any_marked_for_rewrite_p,
3406 marked_ssa_names): Remove.
3408 2005-04-22 Jeff Law <law@redhat.com>
3410 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3411 (restore_currdefs_to_original_value): Likewise.
3412 (register_definitions_for_stmt): Likewise.
3413 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3414 for each variable. Do not allocate/free block_defs_stack either.
3415 Do not iterate if we just thread jumps. Only iterate if the
3416 tree_cleanup_cfg does useful work (temporary).
3417 (dom_opt_initialize_block): No longer push a marker on
3419 (dom_opt_finalize_block): Removal call to restore currdefs.
3420 Relax restrictions for recording edge equivalences.
3421 (record_equivalences_from_phis): No longer need to track
3423 (optimize_stmt): Similarly.
3424 (thread_across_edge): Simplify by removing the requirement that
3425 statements in the block we are threading through must be nops.
3426 (initialize_hash_element): Handle GOTO_EXPR.
3428 2005-04-22 David S. Miller <davem@davemloft.net>
3430 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3432 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3433 fix check on CONST_DOUBLE mode. It should be VOIDmode
3434 when it is representing an integer.
3436 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3438 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3439 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3440 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3441 find_char_info_specifier_index,
3442 find_length_info_modifier_index): Likewise.
3443 * c-typeck.c (composite_type, pop_init_level): Likewise.
3444 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3445 * cse.c (cse_insn): Likewise
3446 * dominance.c (calc_dfs_tree): Likewise
3447 dwarf2out.c (loc_descriptor_from_tree_1,
3448 add_abstract_origin_attribute, force_decl_die,
3449 force_type_die): Likewise
3450 emit-rtl.c (operand_subword_force): Likewise
3451 explow.c (hard_function_value): Likewise
3452 expmed.c (store_bit_field, expand_divmod,
3453 emit_store_flag_force): Likewise
3454 expr.c (emit_move_multi_word, store_expr,
3455 expand_expr_real_1): Likewise
3456 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3457 output_operand): Likewise
3458 flow.c (recompute_reg_usage): Likewise
3459 * function.c (assign_stack_temp_for_type, assign_temp,
3460 handle_epilogue_set): Likewise
3461 * genextract.c (main): Likewise
3462 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3463 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3464 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3465 ready_remove, rm_line_notes, rm_other_notes,
3466 schedule_block): Likewise
3467 mips-tfile.c (copy_object, out_of_bounds): Likewise
3469 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3472 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3473 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3474 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3475 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3477 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3479 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3481 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3482 (gcc_tree_to_linear_expression): Convert to heap allocated
3484 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3485 lbv_to_gcc_expression, lle_to_gcc_expression,
3486 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3487 perfect_nestify): Likewise.
3488 lambda.h (gcc_loopnest_to_lambda_loopnest,
3489 lambda_loopnest_to_gcc_loopnest): Likewise.
3490 tree-loop-linear.c (linear_transform_loops): Likewise.
3492 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3494 * config/sparc/predicates.md (arith_double_operand): Use
3495 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3496 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3497 (DImode, DFmode constant splitters): Likewise. Remove code for
3498 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3499 (logical constant splitters): Use const_int_operand predicate.
3500 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3501 HOST_BITS_PER_WIDE_INT < 64.
3503 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3505 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3506 gcc_unreachable as appropriate.
3507 (force_mode, emit_move_sequence, singlemove_string,
3508 output_move_double, output_fp_move_double, find_addr_reg,
3509 output_block_move, output_block_clear, output_and,
3510 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3511 pa_adjust_cost, pa_issue_rate, print_operand,
3512 output_global_address, output_arg_descriptor, output_cbranch,
3513 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3514 output_call): Likewise.
3515 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3516 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3518 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3520 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3521 _gcov_pow2_profiler and _gcov_one_value_profiler.
3522 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3523 (GTFILES): Add $(srcdir)/tree-profile.c.
3524 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3525 __gcov_one_value_profiler): Declare.
3526 * gimplify.c (force_gimple_operand): Check whether the statements
3527 should be produced in ssa form.
3528 (force_gimple_operand_bsi): New function.
3529 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3530 __gcov_one_value_profiler): New functions.
3531 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3532 the profiled value is a power of two or not.
3533 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3534 * tree-flow.h (in_ssa_p): Declare.
3535 (force_gimple_operand_bsi): Declare.
3536 * tree-into-ssa.c (in_ssa_p): New variable.
3537 (rewrite_into_ssa): Set in_ssa_p.
3538 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3539 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3540 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3541 tree_one_value_profiler_fn): New variables.
3542 (tree_init_edge_profiler): Initialize the profiler function decls.
3543 (tree_gen_edge_profiler): Use global gcov_type_node.
3544 (prepare_instrumented_value): New function.
3545 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3546 tree_gen_one_value_profiler): Call the library functions instead of
3547 creating instrumentation code.
3548 * tree.c (build_fn_decl): New function.
3549 * tree.h (build_fn_decl): Declare.
3550 * value-prof.c (rtl_divmod_values_to_profile,
3551 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3552 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3553 Do not handle may_be_other and precise values of exponents at pow2
3555 (tree_mod_subtract_transform): Reflect that value field of
3556 histogram has changed meaning.
3557 (tree_divmod_values_to_profile): Record the values correctly.
3558 (tree_values_to_profile): Update comment.
3559 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3561 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3563 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3566 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3568 * config/i386/i386.md (length_immediate): Use gcc_assert or
3569 gcc_unreachable, as appropriate.
3570 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3571 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3572 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3573 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3574 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3575 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3576 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3577 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3578 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3579 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3580 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3581 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3582 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3583 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3584 *prefetch_sse_rex): Likewise.
3585 * config/i386/predicates.md (x86_64_immediate_operand,
3586 x86_64_zext_immediate_operand, symbolic_operand,
3587 no_seg_address_operand, aligned_operand,
3588 memory_displacement_operand): Likewise.
3589 * config/i386/sse.md (*mov<mode>_internal,
3590 *movv2df_internal): Likewise.
3592 2005-04-22 Jan Hubicka <jh@suse.cz>
3594 * Makefile.in (ipa.o, ipa-inline.o): New files.
3595 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3596 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3597 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3598 * cgraphunit.c (cgraph_default_inline_p,
3599 cgraph_decide_inlining_incrementally, ncalls_inlined,
3600 nfunctions_inlined, initial_insns, overall_insns,
3601 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3602 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3603 cgraph_mark_inline, cgraph_check_inline_limits,
3604 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3605 update_callee_keys, lookup_recursive_calls,
3606 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3607 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3608 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3609 pass_ipa_inline): Move to ipa-inline.c
3610 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3612 * ipa-inline.c: New file.
3614 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3616 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3617 is turned off by default on Solaris.
3619 2005-04-21 Roger Sayle <roger@eyesopen.com>
3621 * c-common.h (objc_build_method_signature): Update prototype.
3622 * stub-objc.c (objc_build_method_signature): Update the stub
3623 implementation to accept and ignore additional parameter.
3624 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3625 the value of ellipsis to objc_build_method_signature instead
3626 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3628 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3630 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3631 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3632 gen_rtx_* not gen_rtx_fmt_*.
3633 (rs6000_emit_vector_select): Likewise.
3634 (rs6000_emit_sync): New.
3635 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3636 (larx, stcx, cmp): New mode substitutions.
3637 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3638 UNSPEC_ISYNC): New constants.
3639 (rlwinm): Give name.
3640 (memory_barrier, isync, lwsync): New insns.
3641 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3642 (sync_lock_release<mode>): New expander.
3643 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3644 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3645 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3646 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3647 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3648 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3649 (sync_add<mode>_internal, sync_addshort_internal,
3650 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3651 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3652 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3654 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3655 is the memory before, not after, the operation. Clarify
3656 barrier requirements.
3658 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3660 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3661 * lambda.h (lambda_vector_min_nz): Likewise.
3662 * langhooks.h (struct lang_hooks_for_types,
3663 struct lang_hooks): Likewise.
3664 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3667 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3669 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3670 comments to avoid 'abort'. Use gcc_assert as necessary.
3671 * opts.c (common_handle_option): Likewise.
3672 * pretty-print.c (pp_base_format_text): Likewise.
3673 * print-rtl.c (print_rtx): Likewise.
3674 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3675 * regmove.c (try_auto_increment): Likewise.
3676 * reload.c (find_valid_class, find_reloads_toplev,
3677 find_equiv_reg): Likewise.
3678 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3679 merge_assigned_reloads): Likewise.
3680 * tree-inline.c (inline_forbidden_p_1,
3681 estimate_num_insns_1): Likewise.
3682 * tree-optimize.c (execute_todo): Likewise.
3683 * tree-outof-ssa.c (eliminate_phi): Likewise.
3684 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3685 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3686 * tree-ssa-operands.c (parse_ssa_operands,
3687 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3688 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3689 * tree-ssanames.c (release_ssa_name): Likewise.
3690 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3691 walk_tree): Likewise.
3693 * tree-ssa-operands.c (verify_abort): Fold into ..
3694 (verify_imm_links): ... here.
3696 2005-04-21 Richard Henderson <rth@redhat.com>
3698 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3699 on non-memory operand for previous inversion.
3701 2005-04-21 Devang Patel <dpatel@apple.com>
3703 PR optimization/20994
3704 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3705 x = !(a == b) : p , q;.
3706 (pass_if_conversion): Verify stmts and flow.
3708 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3710 * optabs.c (gen_conditional_trap): Restore #define.
3712 * alias.c (true_dependence): Remove 'abort' from comments. Use
3713 gcc_assert and gcc_unreachable as appropriate.
3714 (canon_true_dependence): Likewise.
3715 * bb-reorder.c (connect_traces): Likewise.
3716 * c-common.c (c_add_case_label): Likewise.
3717 * c-decl.c (finish_function): Likewise.
3718 * caller-save.c (insert_restore, insert_save): Likewise.
3719 * cfg.c (update_bb_profile_for_threading): Likewise.
3720 * cfganal.c (flow_active_insn_p): Likewise.
3721 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3722 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3723 cfg_layout_merge_blocks): Likewise.
3724 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3725 find_if_block): Likewise.
3726 * integrate.c (allocate_initial_values): Likewise.
3727 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3728 swap_condition, unsigned_condition, signed_condition,
3729 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3730 reg_or_subregno): Likewise.
3731 * lambda-code.c (lambda_compute_auxillary_space,
3732 lambda_transform_legal_p): Likewise.
3733 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3734 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3735 lhd_incomplete_type_error, lhd_expand_expr,
3736 lhd_types_compatible_p, lhd_tree_size): Likewise.
3737 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3738 * local-alloc.c (update_equiv_regs): Likewise.
3739 * loop-unroll.c (peel_loop_completely
3740 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3741 peel_loop_simple, unroll_loop_stupid,
3742 analyze_iv_to_split_insn): Likewise.
3743 * loop.c (gen_prefetch, find_and_verify_loops,
3744 basic_induction_var): Likewise.
3745 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3746 * value-prof.c (tree_find_values_to_profile): Likewise.
3747 * varasm.c (named_section, default_assemble_integer,
3748 decode_addr_const): Likewise.
3750 2005-04-21 Alan Modra <amodra@bigpond.net.au>
3751 Fariborz Jahanian <fjahanian@apple.com>
3753 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3754 portion of argument passed in fpr.
3755 * expr.c (emit_push_insn): Fix computation of 'offset' used to
3756 decide on partial argument save on stack.
3758 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3760 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3763 2005-04-21 Jan Hubicka <jh@suse.cz>
3765 * cgraphunit.c: Include tree-pass.h
3766 (cgraph_decide_recursive_inlining,
3767 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3768 cgraph_decide_inlining): Dump goes to dump_file.
3769 (cgraph_optimize): Call ipa passes instead of inliner.
3770 (cgraph_gate_inlining, pass_ipa_inline): New.
3771 * tree-optimize.c (all_ipa_passes): New static variable.
3772 (register_one_dump_file): Dead with IPA passes.
3773 (register_dump_files): Likewise.
3774 (init_tree_optimization_passes): Initialize IPA passes.
3775 (execute_todo): Do cgraph dump when asked to, do not dump function body
3777 * tree-pass.h (TODO_dump_cgraph): New macro.
3778 (ipa_passes): Declare.
3779 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3781 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3783 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3784 gcc_assert instead of abort.
3785 (classify_argument, examine_argument, construct_container,
3786 contains_128bit_aligned_vector_p, ix86_check_movabs,
3787 standard_80387_constant_opcode, standard_80387_constant_rtx,
3788 ix86_initial_elimination_offset, ix86_compute_frame_layout,
3789 pro_epilogue_adjust_stack, ix86_expand_epilogue,
3790 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3791 legitimize_tls_address, output_pic_addr_const,
3792 i386_output_dwarf_dtprel, put_condition_code, print_reg,
3793 get_some_local_dynamic_name, print_operand, print_operand_address,
3794 output_387_binary_op, emit_i387_cw_initialization,
3795 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3796 ix86_expand_clear, ix86_expand_binary_operator,
3797 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3798 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3799 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3800 ix86_expand_branch, ix86_expand_setcc,
3801 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3802 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3803 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3804 memory_address_length, ix86_attr_length_immediate_default,
3805 ix86_attr_length_address_default, ix86_agi_dependant,
3806 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3807 ix86_expand_binop_builtin, ix86_force_to_memory,
3808 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3809 x86_emit_floatuns): Likewise.
3810 * config/i386/netware.c (gen_regparm_prefix,
3811 i386_nlm_strip_name_encoding): Likewise.
3812 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3814 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3816 * optabs.c (gen_condiational_trap): Remove #define.
3817 (add_equal_note): Assertify. Remove explicit indirection from
3818 call via function pointer.
3819 (expand_ternary_op, expand_simple_binop, expand_binop,
3820 expand_twoval_unop, expand_twoval_binop,
3821 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3822 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
3823 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3824 prepare_float_lib_cmp, emit_conditional_move,
3825 emit_conditional_add, gen_add2_insn, gen_add3_insn,
3826 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3827 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3828 vector_compare_rtx, expand_vec_cond_expr): Likewise.
3830 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3832 * vec.h: Update API to separate allocation mechanism from type.
3833 (VEC_safe_grow): New.
3834 * vec.c (calculate_allocation): New.
3835 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3836 (vec_gc_free, vec_heap_free): Remove.
3837 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
3839 (mangle_macro_name): New.
3840 (struct macro_def): New.
3841 (struct macro): Add multiple argument values.
3842 (macro_expans_end): New.
3843 (push_macro_expansion): Chain on new macro. Process multiple
3844 args, create follow on expansion. Return follow on argument.
3845 (macro_input): Deal with multiple arguments.
3847 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3848 (struct tree_binfo): Adjust.
3849 * basic-block.h: Define VEC(edge,gc).
3850 (struct edge_def): Adjust.
3851 (struct basic_block_def, struct edge_iterator): Likewise.
3852 (ei_container, ei_start_1, ei_last_1): Likewise.
3853 * cfg.c (connect_src, connect_dest): Likewise.
3854 * cfgrtl.c (force_nonfallthru_and_redirect)
3855 * dbxout.c (dbxout_type)
3856 * dwarf2out.c (gen_member_die)
3857 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3858 (gcc_tree_to_linear_expression): Adjust.
3859 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3860 lbv_to_gcc_expression, lle_to_gcc_expression,
3861 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3862 perfect_nestify): Likewise.
3863 * lambda.h (gcc_loopnest_to_lambda_loopnest,
3864 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3865 * profile.c (instrument_values): Adjust.
3866 * tree-cfg.c (modified_noreturn_calls): Adjust.
3867 (remove_fallthru_edge): Likewise.
3868 * tree-dump.c (dequeue_and_dump): Adjust.
3869 * tree-flow-inline.h (mark_stmt_modified): Adjust.
3870 * tree-flow.h (modified_noreturn_calls): Adjust.
3871 (tree_on_heap): Remove. (yay!)
3872 (register_new_def): Adjust.
3873 * tree-into-ssa.c: Define VEC(int,heap).
3874 (block_defs_stack): Adjust.
3875 (find_idf, insert_phi_nodes, register_new_def,
3876 rewrite_initialize_block, rewrite_finalize_block,
3877 register_new_update_single, rewrite_update_init_block,
3878 rewrite_update_fini_block, rewrite_blocks,
3879 ssa_rewrite_finalize_block, ssa_register_new_def,
3880 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3881 * tree-loop-linear.c (linear_transform_loops): Adjust.
3882 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3883 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3884 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3885 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3886 vrp_variables_stack): Adjust declarations.
3887 (tree_ssa_dominator_optimize): Adjust.
3888 (dom_opt_initialize_block, remove_local_expressions_from_table,
3889 restore_nonzero_vars_to_original_value,
3890 restore_vars_to_original_value,
3891 restore_currdefs_to_original_value, dom_opt_finalize_block,
3892 record_var_is_nonzero, record_cond, record_const_or_copy_1,
3893 optimize_stmt, update_rhs_and_lookup_avail_expr,
3894 lookup_avail_expr, record_range): Likewise.
3895 * tree-ssa-pre.c: Define VEC(basic_block,heap).
3896 (compute_antic_aux): Adjust.
3897 (inserted_exprs, create_expression_by_pieces,
3898 insert_into_preds_of_block, eliminate, mark_operand_necessary,
3899 remove_dead_inserted_code, fini_pre): Likewise.
3900 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3901 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
3902 ssa_prop_init): Likewise.
3903 * tree-ssa.c: Define VEC(bitmap,heap).
3904 (verify_name_tags): Adjust.
3905 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3906 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3907 tree_divmod_values_to_profile, tree_find_values_to_profile,
3908 value_profile_transformations): Likewise.
3909 * value-prof.h: Define VEC(histogram_value,heap).
3910 * varasm.c: Remove alias_pair pointer typedef, define
3912 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3914 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3915 not a pointer to it. Create an object vector.
3916 (extern_symbols): Turn into an object vector.
3917 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3919 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
3922 * Makefile.in (tree-chrec.o): Depend on params.h.
3923 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3925 * tree-chrec.c: Depend on params.h. Replace build with buildN,
3926 and fold build with fold_buildN.
3927 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3928 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3929 (tree_contains_chrecs): Compute an estimation of the size of the
3931 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3932 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3933 * tree-scalar-evolution.c (simple_iv): Ditto.
3934 * doc/invoke.texi (scev-max-expr-size): Documented.
3936 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
3938 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3939 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3940 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3941 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3942 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3943 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3944 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3945 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3946 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3947 (darwin_fix_and_continue_switch): Delete.
3948 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3949 (SUBTARGET_SWITCHES): Delete.
3950 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3951 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3952 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3953 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3954 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3955 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3956 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3957 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3958 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3959 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3960 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3961 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3962 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3963 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3964 (TARGET_64BIT): Undef before redefining.
3965 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3966 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3967 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3968 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3969 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3970 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3971 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3972 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3973 (ix86_debug_arg_string, ix86_debug_addr_string)
3974 (ix86_align_loops_string, ix86_align_jumps_string)
3975 (ix86_align_funcs_string): Delete.
3976 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3977 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3978 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3979 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3980 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3981 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3982 (SUBTARGET_SWITCHES): Delete.
3983 * config/i386/i386.c (ix86_debug_arg_string): Delete.
3984 (ix86_debug_addr_string): Delete.
3985 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3986 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3987 (ix86_align_loops_string, ix86_align_jumps_string)
3988 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3989 (ix86_align_funcs_string): Make static.
3990 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3991 (ix86_handle_option): New function.
3992 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3993 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3994 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3995 of darwin_fix_and_continue_switch.
3996 (darwin_one_byte_bool): Delete.
3997 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3998 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3999 to darwin_one_byte_bool.
4000 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
4001 * config/i386/djgpp.opt, config/i386/i386.opt,
4002 * config/i386/sco5.opt: New files.
4004 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4006 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
4007 fp_zero_operand, fp_register_operand, intreg_operand,
4008 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
4009 call_operand, call_operand_address, tgd_symbolic_operand,
4010 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
4011 symbolic_operand, symbolic_memory_operand, label_ref_operand,
4012 sp64_medium_pic_operand, data_segment_operand,
4013 text_segment_operand, splittable_symbolic_memory_operand,
4014 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
4015 eq_or_neq, normal_comp_operator, noov_compare_op,
4016 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
4017 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
4018 const64_operand, const64_high_operand, arith11_operand,
4019 arith10_operand, arith_double_operand, arith_double_4096_operand,
4020 arith_double_add_operand, arith11_double_operand,
4021 arith10_double_operand, small_int, small_int_or_double,
4022 uns_small_int, uns_arith_operand, clobbered_register,
4023 input_operand, compare_operand): Delete.
4024 (sparc_emit_set_const32): Use predicates in assertion. Remove special
4025 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
4026 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
4027 (GEN_HIGHINT64, GEN_INT64): Delete.
4028 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
4029 gen_safe_XOR64): Adjust for above deletion.
4030 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
4031 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
4032 (legitimate_constant_p): Use const_zero_operand instead.
4033 (sparc_extra_constraint_check): Likewise.
4034 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
4035 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
4036 (PREDICATE_CODES): Delete.
4037 * config/sparc/sparc.md: Include predicates.md.
4038 (All patterns): Adjust for new predicate names.
4039 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
4040 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
4041 (movdi): Use general_operand predicate.
4042 (movdi_sp64_dbl): Delete.
4043 (movdi_const64_special): Add 'N' constraint.
4044 (movdicc): Use arith10_operand predicate.
4045 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
4046 (movdi_cc_reg_sp64): Use arith10_operand predicate.
4047 (movdi_cc_reg_sp64_trunc): Delete.
4048 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
4049 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
4050 (subdi3_sp32): Delete.
4051 (subdi3_insn_sp32): Change to define_insn_and_split.
4052 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
4053 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
4054 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
4055 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
4056 small_int_operand predicate.
4057 (divdi3, udivdi3): Use arith_operand predicate.
4058 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
4059 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
4060 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
4061 (xordi3_sp64_dbl): Delete.
4062 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
4063 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
4064 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
4065 cmp_ccx_set_not): Use arith_operand predicate.
4066 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
4067 * config/sparc/predicates.md: New file.
4069 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
4071 PR tree-optimization/14846
4072 * fold-const.c (fold_single_bit_test_into_sign_test): New,
4074 (fold_single_bit_test): ... here.
4075 (fold_binary): Call fold_single_bit_test_into_sign_test
4076 instead of fold_single_bit_test.
4078 2005-04-20 James E Wilson <wilson@specifixinc.com>
4081 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
4082 is another declaration.
4084 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
4086 * config/cris/predicates.md: New file.
4087 * config/cris/cris-protos.h (cris_store_multiple_op_p)
4088 (cris_movem_load_rest_p): Declare.
4089 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
4090 (cris_movem_load_rest_p): Ditto. Globalize.
4091 (cris_bdap_operand, cris_bdap_biap_operand,
4092 cris_orthogonal_operator, cris_commutative_orth_op,
4093 cris_operand_extend_operator,
4094 cris_additive_operand_extend_operator, cris_extend_operator,
4095 cris_plus_or_bound_operator, cris_mem_op,
4096 cris_general_operand_or_symbol,
4097 cris_general_operand_or_gotless_symbol,
4098 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4099 cris_load_multiple_op): Remove predicate functions.
4100 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4101 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4102 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4103 * config/cris/cris.md: Include predicates.md.
4104 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4106 2005-04-20 Ian Lance Taylor <ian@airs.com>
4108 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4109 * c-common.h (STMT_EXPR_STMT): Don't define.
4110 (STMT_EXPR_NO_SCOPE): Don't define.
4111 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4112 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4113 (pp_c_expression): Likewise.
4115 2005-04-20 Richard Henderson <rth@redhat.com>
4118 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4120 2005-04-20 Jeff Law <law@redhat.com>
4122 * reload1.c (reload): Ignore equivalences between pseudos and
4125 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4128 * c-tree.h (struct c_label_list): Update comment.
4129 (struct c_label_context): Rename to struct c_label_context_se.
4130 (label_context_stack): Rename to label_context_stack_se.
4131 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4132 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4133 c_end_vm_scope): New.
4134 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4135 * c-decl.c (pop_scope): Call c_end_vm_scope.
4136 (pushdecl): Call c_begin_vm_scope for variably modified
4138 (define_label): Check for jumping into scope of identifier with
4139 variably modified type. Push label on stack for those defined at
4140 current context of identifiers with variably modified type.
4141 (start_function): Create stack level for context of identifiers
4142 with variably modified type.
4143 (finish_function): Pop stack level for context of identifiers with
4144 variably modified type.
4145 * c-typeck.c (label_context_stack): Rename to
4146 label_context_stack_se.
4147 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4148 (c_finish_goto_label): Check for jumping into scope of identifier
4149 with variably modified type. Push label on stack for those jumped
4150 to from current context of identifiers with variably modified
4152 (struct c_switch): Add blocked_vm.
4153 (c_start_case): Initialize blocked_vm.
4154 (do_case): Check blocked_vm.
4155 (c_finish_case): Add comment.
4156 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4157 variable label_context_stack.
4159 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4161 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4162 conditional_replacement, value_replacement, abs_replacement,
4164 (replace_phi_edge_with_variable): Remove argument BB.
4165 (conditional_replacement, value_replacement,
4166 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4167 Update a call to replace_phi_edge_with_variable.
4169 * tree-ssa-phiopt.c: Fix comments.
4171 2005-04-20 Michael Matz <matz@suse.de>
4174 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4177 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4179 * tree-ssa-phiopt.c: Fix comment typos.
4181 PR tree-optimization/21116
4182 * tree-ssa-phiopt.c: Fix a typo.
4184 2005-04-19 Richard Henderson <rth@redhat.com>
4186 * builtins.c (expand_builtin_sync_operation): Revert last change.
4187 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4189 (expand_compare_and_swap_loop): Likewise.
4190 (expand_sync_operation): Remove fallback from NAND to AND; invert
4191 memory operand when expanding from cmpxchg.
4192 (expand_sync_fetch_operation): Likewise.
4193 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4196 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4197 when implementing NAND. Fix double-add for AFTER.
4198 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4199 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4200 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4202 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4205 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4206 to return old memory value.
4207 (sync_compare_and_swap_cc<IMODE>): Likewise.
4209 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4210 return pre-reload. Don't consider output or anti dependencies.
4211 * config/ia64/sync.md (IMODE): New.
4212 (modesuffix): Add QI and HI.
4213 (memory_barrier): Simplify expansion.
4214 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4215 (cmpxchg_acq_<IMODE>): Likewise.
4216 (sync_lock_test_and_set<IMODE>): Likewise.
4217 (sync_lock_release<IMODE>): Likewise.
4219 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4221 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4224 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4226 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4228 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4229 Joseph S. Myers <joseph@codesourcery.com>
4231 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4232 * c-typeck.c (build_c_cast): Check these options.
4233 * doc/invoke.texi: Document these options.
4235 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4237 * tree-ssa-phiopt.c: Update a comment about the pass.
4239 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4241 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4242 config/mcore/mcore.c: Fix comment typos.
4244 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4246 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4247 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4249 2005-04-19 Paul Brook <paul@codesourcery.com>
4251 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4253 2005-04-19 Andrew Haley <aph@redhat.com>
4256 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4257 looking at a field's bitpos.
4259 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4261 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4262 libiberty functions.
4264 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4266 PR tree-optimization/21096
4267 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4269 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4272 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4273 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4275 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4277 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4278 refers to the function being dumped.
4280 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4282 * varasm.c (assemble_start_function): Remove reset of in_section.
4284 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4286 PR tree-optimization/21085
4287 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4290 2005-04-19 Ben Elliston <bje@au.ibm.com>
4292 * doc/invoke.texi (Optimize Options): Refer to the correct
4293 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4295 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4297 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4298 alloca argument to be big enough.
4300 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4303 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4306 2005-04-18 Tom Tromey <tromey@redhat.com>
4308 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4311 2005-04-18 Richard Henderson <rth@redhat.com>
4313 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4314 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4315 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4316 * config/alpha/alpha-protos.h: Update.
4317 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4318 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4319 (attr type): Add ld_l, st_c, mb.
4320 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4321 iornotsi3, xorsi_internal, xornotsi3): New.
4322 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4323 (ev4_ist_c, ev4_mb): New.
4324 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4326 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4327 (ev6_ist): Add st_c.
4329 * config/alpha/sync.md: New file.
4331 2005-04-18 Richard Henderson <rth@redhat.com>
4333 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4336 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4338 2005-04-18 Devang Patel <dpatel@apple.com>
4340 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4342 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4344 PR tree-optimization/20922
4345 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4346 Fold X + c >= X and fold X - c <= X to true.
4348 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4350 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4352 (emergency_labeled_state_free): Likewise.
4354 2005-04-18 Nick Clifton <nickc@redhat.com>
4356 * config/h8300/h8300.md (jump): Remove prescan parameter from
4357 calls to final_scan_insn.
4359 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4360 parameter from calls to final_scan_insn.
4362 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4364 (v850e, v850e1): Use the v850.opt file for target specific
4367 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4369 PR tree-optimization/21001
4370 * tree-optimize.c (init_tree_optimization_passes): Move the
4371 first pass_forwprop immediately before pass_vrp.
4373 2005-04-17 Ian Lance Taylor <ian@airs.com>
4375 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4376 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4377 from enum tree_code op to bool is_sizeof.
4378 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4379 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4380 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4382 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4384 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4387 2005-04-17 Ian Lance Taylor <ian@airs.com>
4389 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4391 2005-04-17 Richard Henderson <rth@redhat.com>
4393 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4395 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4396 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4397 of indirection through ssa names while looking for the gpr counter
4399 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4400 saved va_list_gpr_size and va_list_fpr_size.
4402 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4404 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4405 both pointers or both integers.
4407 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4408 ASSERT_EXPRs for single-use variable.
4410 * tree-into-ssa.c: Fix a comment typo.
4412 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4414 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4415 -mipsN before forcing a default of -mips2.
4417 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4419 * predict.h (IS_TAKEN): Remove.
4420 * rtl.h (NOTE_PREDICTION): Likewise.
4422 * modulo-sched.c (CFG_HOOKS): Remove.
4424 * c-parser.c (N_C_TTYPES): Remove.
4426 * tree-flow-inline.h (get_stmt_operands): Remove.
4427 * lambda-code.c, tree-ssa-loop-unswitch.c,
4428 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4429 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4430 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4431 calls to get_stmt_operands.
4432 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4434 2005-04-17 Richard Henderson <rth@redhat.com>
4437 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4438 of CUMULATIVE_ARGS past the last named argument.
4439 (alpha_va_start): Expect pretend_args_size only if strictly less than
4442 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4445 * builtins.c (expand_builtin_strcat): Convert the result of
4446 strlen to the right type.
4447 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4448 avoid creating type mismatches.
4449 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4452 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4454 2005-04-16 Richard Henderson <rth@redhat.com>
4457 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4458 Use the mode of boolean_type_node when the user doesn't provide one.
4459 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4461 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4464 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4467 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4470 2005-04-16 Roger Sayle <roger@eyesopen.com>
4471 Steven Bosscher <stevenb@suse.de>
4473 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4474 (fold_unary_to_constant): Likewise.
4476 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4478 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4481 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4483 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4484 names related to target triplets.
4485 Remove i?86-*-esix from platform directory.
4486 Remove powerpc-*-eabiaix from platform directory.
4488 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4491 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4492 falling through from SUBREG case to REG.
4494 2005-04-15 Roger Sayle <roger@eyesopen.com>
4496 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4497 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4498 (fold_binary_to_constant): Simplify using fold_binary.
4499 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4501 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4503 * gthr-posix.c (pthread_cancel): Define.
4504 (pthread_mutexattr_init): Likewise.
4505 (pthread_mutexattr_settype): Likewise.
4506 (pthread_mutexattr_destroy): Likewise.
4508 2005-04-15 David S. Miller <davem@davemloft.net>
4511 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4513 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4515 PR tree-optimization/21031
4516 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4517 (forward_propagate_into_cond_1): Call it. Forward propagate
4518 integer-integer casts into COND_EXPRs.
4520 2005-04-15 Dave Korn <dave.korn@artimi.com>
4522 * gcc.c (default_compilers): Clarify obscure error message when
4523 reading from standard input.
4525 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4527 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4528 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4530 * tree-ssa-alias.c (init_alias_info): Remove a call to
4533 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4535 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4536 of non-virtual PHI nodes like we use to.
4538 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4540 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4541 (attr_copy_rtx): Do not use it.
4543 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4545 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4547 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4549 * tree-vect-transform.c (vectorizable_store): Mark necessary
4550 objects in the vectorized store needing renaming. Update the
4551 SSA graph for V_MAY_DEF operands in the original store.
4553 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4555 * tree-ssa-pre.c (compute_avail): It's okay to have
4556 TREE_INVARIANT's here, and value number the resulting expressions.
4557 (create_expression_by_pieces): Make sure operands that were
4558 min_invariant when we started, stay that way.
4560 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4562 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4564 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4566 PR tree-optimization/20936.
4567 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4569 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4571 * doc/invoke.texi: Fix typos.
4572 * doc/md.texi: Likewise.
4573 * doc/rtl.texi: Likewise.
4574 * doc/sourcebuild.texi: Likewise.
4575 * doc/tm.texi: Likewise.
4577 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4579 PR tree-optimization/21004
4580 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4581 and floorl in c99 mode only.
4582 * builtins.c (expand_builtin_int_roundingfn): Assert that
4583 fallback_fndecl is not NULL_TREE.
4585 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4587 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4588 * basic-block.h: Update the prototype for
4589 purge_all_dead_edges.
4590 * cfgexpand.c (tree_expand_cfg): Update a call to
4591 purge_all_dead_edges.
4592 * combine.c (combine_instructions): Likewise.
4593 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4594 rest_of_handle_cse2, rest_of_handle_gcse,
4595 rest_of_handle_postreload): likewise.
4597 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4600 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4601 e.g. cv-qualification conversions.
4603 2005-04-14 Mike Stump <mrs@apple.com>
4605 * config/darwin-c.c (framework_construct_pathname): We must
4606 find all headers of a framework in the first instance of it
4607 found in the seach path.
4609 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4611 PR tree-optimization/21021
4612 * tree-vrp.c (compare_values): Work around a bug in the front
4613 end that produces a comparison of mismatched types.
4615 2004-04-14 Richard Henderson <rth@redhat.com>
4617 * config/ia64/ia64.h (enum fetchop_code): Remove.
4618 (enum ia64_builtins): Move ...
4619 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4620 members except BSP and FLUSHRS.
4621 (ia64_init_builtins): Remove __sync builtins.
4622 (ia64_expand_builtin): Likewise.
4623 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4624 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4625 (ia64_expand_lock_release): Remove.
4626 * config/ia64/ia64.md (mf): Move to sync.md.
4627 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4628 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4629 * config/ia64/sync.md: New file.
4630 (memory_barrier): Rename from mf.
4631 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4632 (cmpxchg_acq_<I48MODE>): Likewise.
4633 (sync_lock_test_and_set<I48MODE>): Likewise.
4635 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4636 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4638 2004-04-14 Richard Henderson <rth@redhat.com>
4640 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4641 (ix86_compare_emitted): New.
4642 (ix86_expand_compare): Use ix86_compare_emitted if set.
4643 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4644 and ix86_compare_op0 are set.
4645 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4646 (TARGET_CMPXCHG, TARGET_XADD): New.
4647 (ix86_compare_emitted): Declare.
4648 * config/i386/i386.md: Include sync.md
4649 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4650 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4651 * config/i386/sync.md: New file.
4653 2004-04-14 Richard Henderson <rth@redhat.com>
4656 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4657 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4658 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4659 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4660 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4661 BT_FN_I8_VPTR_I8_I8): New.
4662 * builtins.def (DEF_SYNC_BUILTIN): New.
4663 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4664 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4665 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4666 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4667 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4668 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4669 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4670 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4671 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4672 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4673 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4674 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4675 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4676 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4677 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4678 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4679 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4680 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4681 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4682 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4683 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4684 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4685 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4686 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4687 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4688 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4689 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4690 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4691 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4692 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4693 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4694 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4695 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4696 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4697 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4698 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4699 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4700 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4701 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4702 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4703 BUILT_IN_SYNCHRONIZE: New.
4704 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4705 as a function. Accept __sync_ as a prefix as well.
4706 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4707 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4708 expand_builtin_lock_release): New.
4709 (expand_builtin): Call them.
4710 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4711 neither BOTH_P nor FALLBACK_P are defined.
4712 (builtin_type_for_size): New.
4713 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4714 (resolve_overloaded_builtin): New.
4715 * c-common.h (resolve_overloaded_builtin): Declare.
4716 (builtin_type_for_size): Declare.
4717 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4718 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4719 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4720 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4721 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4722 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4723 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4724 sync_compare_and_swap_cc, sync_lock_test_and_set,
4725 sync_lock_release): New.
4726 * optabs.h: Declare them.
4727 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4728 expand_sync_operation, expand_sync_fetch_operation,
4729 expand_sync_lock_test_and_set): Declare.
4730 * genopinit.c (optabs): Add sync optabs.
4731 * optabs.c (init_optabs): Initialize sync optabs.
4732 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4733 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4734 expand_sync_operation, expand_sync_fetch_operation,
4735 expand_sync_lock_test_and_set): New.
4736 * doc/extend.texi (Atomic Builtins): New section
4737 * doc/md.texi (Standard Names): Add sync patterns.
4739 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
4741 * tree-eh.c (lower_try_finally_copy): Generate new code in
4742 response to goto_queue entries as if the queue was sorted by
4743 index, not pointers.
4744 (lower_try_finally_switch): Likewise.
4746 2005-04-14 Richard Henderson <rth@redhat.com>
4748 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4749 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
4751 (ix86_expand_fp_movcc): Update to match.
4752 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4753 * config/i386/i386-protos.h: Update.
4754 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4755 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4757 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
4759 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4762 2005-04-14 Julian Brown <julian@codesourcery.com>
4764 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4765 link failures on ppc64 Linux.
4767 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
4769 * config.gcc: Set cpu_type for s390.
4771 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4773 Fix PR tree-optimization/20963
4774 * tree-ssa-pre.c (compute_avail): Remove special case for
4776 (create_expression_by_pieces): Add value numbers for forced out
4779 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
4781 * config/cris/cris.md: Replace references to (reg:SI 16) with
4782 (reg:SI CRIS_SRP_REGNUM).
4784 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4786 PR tree-optimization/20657
4787 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4788 create an appropriate range from it.
4790 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4792 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4793 <UNSPEC_FIST_CEIL> case.
4795 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4796 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4797 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4798 to implement lfloor and llfloor built-ins as x87 intrinsic function.
4799 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4800 (lfloor<mode>2): New expanders.
4801 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4802 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4803 to implement lceil and llceil built-ins as x87 intrinsic function.
4804 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4805 (lceil<mode>2): New expanders.
4807 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4809 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4810 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4812 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
4815 * config/s390/s390-modes.def: Define TFmode.
4817 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
4819 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4820 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4821 * config/mips/mips.c (mips16_insn_length): Remove reference to
4822 JUMP_TABLES_IN_TEXT_SECTION.
4824 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4826 * simplify-rtx.c (simplify_binary_operation_1): Return
4827 scalar or vector of constant 0, depending on the xor's
4830 2005-04-13 Dale Johannesen <dalej@apple.com>
4832 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
4833 (objc-act.o): Ditto.
4834 * objc/objc-act.c (objc_gimplify_expr): New.
4835 (objc_get_callee_fndecl): New.
4836 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
4837 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
4838 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
4840 2005-04-13 Devang Patel <dpatel@apple.com>
4842 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4845 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
4847 CRIS prologue as RTL.
4848 * config/cris/cris-protos.h (cris_emit_movem_store)
4849 (cris_expand_prologue): Prototype.
4850 * config/cris/cris.c (struct machine_function): New member
4852 (cfa_label_num, cris_target_asm_function_prologue): Remove.
4853 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4854 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4855 (cris_load_multiple_op, cris_return_address_on_stack)
4856 (cris_return_address_on_stack_for_return): ISO-Cify.
4857 (cris_store_multiple_op): New predicate function.
4858 (cris_expand_prologue, cris_emit_movem_store): New functions.
4859 (cris_print_operand) <case 'O'>: Handle modifications other than
4861 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4862 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4863 (cris_gen_movem_load): Rearrange slightly to make local variable
4864 src a parameter, removing osrc.
4865 (cris_setup_incoming_varargs): Set machine_function member
4866 stdarg_regs to correspond to the number of registers that need to
4868 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4870 (PREDICATE_CODES): Add cris_store_multiple_op. Make
4871 cris_general_operand_or_gotless_symbol accept UNSPEC.
4872 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4873 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4874 ("*cris_store_multiple"): New pattern. Tweak common comment above
4875 this and "*cris_load_multiple".
4876 ("prologue"): New define_expand.
4878 * config/cris/cris.md ("epilogue"): Conditionalize on
4879 TARGET_PROLOGUE_EPILOGUE.
4881 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4884 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4885 fpsr 0 instead of fpsr 1.
4886 (divsf3_internal_thr): Ditto.
4887 (divdf3_internal_lat): Ditto.
4888 (divdf3_internal_thr): Ditto.
4889 (divxf3_internal_lat): Ditto.
4890 (divxf3_internal_thr): Ditto.
4892 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4894 PR tree-optimization/20913
4895 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4897 PR tree-optimization/20702
4898 * tree-vrp.c (maybe_add_assert_expr): Recurse into
4899 dominator children that haven't been walked into.
4901 2005-04-13 Julian Brown <julian@codesourcery.com>
4903 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4904 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4907 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4909 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4910 config/i386/sse.md: Fix comment typos.
4912 * genattrtab.c (NULL_ATTR): Remove.
4913 * ifcvt.c (NULL_EDGE): Likewise.
4915 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4917 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4918 NOTE_PREDICT): Remove.
4920 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4922 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4923 * configure: Regenerate.
4924 * config.in: Likewise.
4925 * system.h: Declare vsnprintf if not already declared.
4927 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4929 * optc-gen.awk: Handle stand-alone Mask records.
4930 * opth-gen.awk: Likewise.
4931 * doc/options.texi (Option file format): Document them.
4932 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4933 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4934 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4935 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4936 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4937 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4938 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4939 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4940 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4941 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4942 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4943 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4944 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4945 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4946 TARGET_LONG_DOUBLE_128): Likewise.
4947 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4948 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4949 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4950 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4951 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4952 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4953 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4954 * config/sparc/sparc.c (fpu_option_set): New global.
4955 (sparc_handle_option): New function.
4956 (sparc_override_options): Test fpu_option_set.
4957 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4958 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4959 * config/sparc/sparc.opt: New file.
4960 * config/sparc/little-endian.opt: Likewise.
4961 * config/sparc/long-double-switch.opt: Likewise.
4963 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
4965 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4966 (bfin_handle_options): Set it if -mshared-library-id= is seen.
4967 * config/bfin/bfin.opt (mshared-library-id=): Lose
4968 Var(bfin_lib_id_given).
4970 2005-04-13 Matt Thomas <matt@3am-software.com>
4972 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4975 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4977 * rtl.h (CLEAR_RTX_FLAGS): Remove.
4979 * cgraphunit.c (INSNS_PER_CALL): Remove.
4981 * tree-ssa-forwprop.c (vars,
4982 record_single_argument_cond_exprs,
4983 substitute_single_use_vars): Remove.
4984 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4986 (tree_ssa_forward_propagate_single_use_vars): Call
4987 forward_propagate_into_cond for each COND_EXPR.
4989 * tree-inline.c (INSNS_PER_STMT): Remove.
4991 2005-04-12 Richard Henderson <rth@redhat.com>
4993 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4994 (ix86_expand_sse_fp_minmax): ... from ...
4995 (ix86_expand_fp_movcc): ... here.
4996 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4997 * config/i386/i386-protos.h: Update.
4998 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4999 (sse_setccsf, sse_setccdf): Allow before reload.
5000 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
5001 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
5002 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
5003 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
5004 (anddf3, nanddf3, iordf3, xordf3): New.
5006 2005-04-12 Jeff Law <law@redhat.com>
5008 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
5009 (tree-ssa-uncprop.o): Add dependencies.
5010 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
5011 * tree-flow.h (remove_useless_stmts): Remove prototype.
5012 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
5013 remove_useless_stmts.
5014 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
5015 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
5016 * tree-pass.h (pass_uncprop): Declare.
5017 * tree-ssa-uncprop.c: New file.
5019 2005-04-12 James E. Wilson <wilson@specifixinc.com>
5022 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
5024 2005-04-12 Caroline Tice <ctice@apple.com>
5026 Temporary fix for partitioning problems.
5027 * passes.c (rest_of_handle_final): Remove code that
5028 frees unlikely_text_section_name,
5029 * varasm.c (assemble_start_function): Test for partitioning
5030 flag before writing out section labels.
5031 (assemble_end_function): Test for partitioning flag before
5032 writing out section labels.
5034 2005-04-12 Steven Bosscher <stevenb@suse.de>
5035 Stuart Hastings <stuart@apple.com>
5036 Jan Hubicka <jh@suse.cz>
5038 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
5039 references to gt-tree-cfg.h.
5040 * basic-block.h (struct basic_block_def): Don't skip rbi
5041 for garbage collection.
5042 (struct reorder_block_def): Make GTY-able.
5043 (struct control_flow_graph): New structure.
5044 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
5045 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
5046 but instead defines to the control_flow_graph for cfun.
5047 (label_to_block_map): New define, points to the label map of
5048 the control_flow_graph for cfun.
5049 (n_edges_for_function, n_basic_blocks_for_function,
5050 last_basic_block_for_function, basic_block_info_for_function,
5051 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
5052 basic_block_info_for_function, label_to_block_map_for_function):
5053 Counterparts for the above, taking a struct function as an extra
5055 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
5056 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
5057 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
5058 (alloc_rbi_pool, free_rbi_pool): Remove.
5059 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
5060 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
5062 (cfg_layout_finalize) ... and don't free it here.
5063 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
5065 * flow.c (free_basic_block_vars): Set label_to_block_map and
5066 n_edges to zero too.
5067 * function.h (struct function): Add cfg field.
5068 * function.c (allocate_struct_function): Allocate the cfg.
5069 * tree-cfg.c (label_to_block_map): Remove.
5070 (build_tree_cfg): Don't allocate the rbi pool here...
5071 (delete_tree_cfg_annotations): ...and don't free it here.
5072 Also don't nullify label_to_block_map for cfun.
5074 2005-04-12 Caroline Tice <ctice@apple.com>
5076 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5077 Revert my patch from April 9.
5078 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
5079 (reorder_basic_blocks): Revert my patch from April 9.
5080 (insert_section_boundary_note): Revert my patch from April 9.
5081 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
5082 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
5083 (COLD_END_LABEL): Revert my patch from April 9.
5084 (cold_text_section_label): Revert my patch from April 9.
5085 (cold_end_label): Revert my patch from April 9.
5086 (dwarf2out_switch_text_section): Revert my patch from April 9.
5087 (output_aranges): Revert my patch from April 9.
5088 (output_ranges): Revert my patch from April 9.
5089 (output_line_info): Revert my patch from April 9.
5090 (add_location_or_const_value_attribute): Revert my patch from April 9.
5091 (dwarf2out_var_location): Revert my patch from April 9.
5092 (dwarf2out_init): Revert my patch from April 9.
5093 (dwarf2out_finish): Revert my patch from April 9.
5094 * function.h (struct function): Revert my patch from April 9.
5095 * opts.c (decode_options): Revert my patch from April 9.
5096 * output.h (unlikely_section_label, hot_section_label,
5097 hot_section_end_label, cold_section_end_label,
5098 unlikely_text_section_name): Revert my patch from April 9.
5099 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5100 * varasm.c (unlikely_section_label, hot_section_label,
5101 hot_section_end_label, cold_section_end_label,
5102 unlikely_text_section_name): Revert my patch from April 9.
5103 (initialize_cold_section_name): Revert my patch from April 9.
5104 (unlikely_text_section): Revert my patch from April 9.
5105 (in_unlikely_text_section): Revert my patch from April 9.
5106 (named_section): Revert my patch from April 9.
5107 (function_section): Revert my patch from April 9.
5108 (current_function_section): Revert my patch from April 9.
5109 (assemble_start_function): Revert my patch from April 9.
5110 (assemble_end_function): Revert my patch from April 9.
5111 (default_section_type_flags_1): Revert my patch from April 9.
5113 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5115 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5116 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5118 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5120 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5123 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5124 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5126 2004-04-12 Richard Henderson <rth@redhat.com>
5128 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5129 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5130 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5131 (UNSPEC_*, UNSPECV_*): Renumber.
5133 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5136 From Richard Henderson <rth@redhat.com>:
5137 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5140 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5142 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5144 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5146 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5147 (bfin_library_id): New variable.
5148 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5149 instead of bfin_library_id_string.
5150 (bfin_handle_option): New function.
5151 (override_options): Remove most code to deal with shared library IDs,
5152 just check they aren't used without -mid-shared-library.
5153 (TARGET_HANDLE_OPTION): Define.
5154 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5155 * config/bfin/bfin.opt (mshared-library-id=): New.
5157 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5159 * tree-vect-transform.c: Fix comment typos.
5161 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5163 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5164 split critical edges when not possible/profitable.
5166 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5168 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5169 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5170 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5171 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5172 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5173 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5174 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5175 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5177 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5178 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5179 * config/ns32k/ns32k.opt: New file.
5181 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5183 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5184 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5185 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5186 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5187 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5188 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5189 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5190 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5191 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5192 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5193 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5194 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5195 (MASK_COLDFIRE): Formatting fixes.
5196 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5197 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5198 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5199 "_current_shared_library_a5_offset_".
5200 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5201 (MASK_ALL_CPU_BITS): New macro.
5202 (m68k_handle_option): New function.
5203 (override_options): Remove handling of m68k_library_id_string.
5204 * config/m68k/m68k.opt: New file.
5205 * config/m68k/ieee.opt: New file.
5207 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5209 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5210 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5211 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5212 (TARGET_CXX): Adjust accordingly.
5213 * target.h (struct gcc_target): Remove epxort_class_data. Add
5214 determine_class_data_visibility and class_data_always_comdat.
5215 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5216 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5217 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5218 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5219 (arm_cxx_determine_class_data_visibility): New.
5220 (arm_cxx_class_data_always_comdat): Likewise.
5221 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5222 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5223 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5224 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5225 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5228 2005-04-11 Devang Patel <dpatel@apple.com>
5230 * tree-data-ref.c (build_classic_dist_vector,
5231 compute_subscript_distance): Make externally visible.
5232 * tree-data-ref.h (build_classic_dist_vector,
5233 compute_subscript_distance): Same.
5234 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5235 Check distance vector against vectorization factor.
5236 (vect_analyze_loop): Determine vectorizaion factor before
5237 analyzing data dependences.
5238 * tree-vectorizer.c (loops_num): Make it externally visible and
5240 * tree-vectorizer.c (vect_loops_num): ... new name.
5241 * tree-vectorizer.h (vect_loops_num): New.
5243 2005-04-11 Devang Patel <dpatel@apple.com>
5245 * tree-vect-analyze.c (vect_analyze_operations): Check
5246 vectorizable codition.
5247 * tree-vect-transform.c (vect_is_simple_cond): New function.
5248 (vectorizable_condition): New function.
5249 (vect_transform_stmt): Handle condition_vec_info_type.
5250 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5251 condition_vec_info_type.
5252 (vectorizable_condition): New.
5254 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5256 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5257 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5258 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5260 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5261 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5263 * dwarf2out.c (output_line_info): Don't try to dereference
5264 a NULL current_function_decl.
5266 * config/t-slibgcc-darwin: Don't put shared libraries in
5267 directories other than $(slibdir).
5268 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5271 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5273 PR tree-optimization/20933
5274 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5275 logic to reject aliases between read-only and writable
5277 (may_alias_p): ... here.
5278 (get_tmt_for): Do not associate read-only tags to pointers
5279 whose pointed-to type is not read-only.
5280 * tree-ssa.c (verify_ssa): Check that memory stores have at
5281 least one V_MAY_DEF or V_MUST_DEF.
5283 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5286 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5287 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5288 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5289 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5291 (fwrite_unlocked): Fix prototype.
5293 * configure, config.in: Regenerate.
5295 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5297 * tree-ssa-loop-im.c: Include real.h.
5298 (determine_invariantness_stmt): If real division divisor is
5299 invariant and flag_unsafe_math_optimizations enabled, generate
5300 invariant reciprocal for hoisting.
5301 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5303 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5305 Fix PR tree-optimization/20926
5307 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5309 2005-04-11 Devang Patel <dpatel@apple.com>
5311 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5314 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5316 * fold-const.c (fold_binary_op_with_conditional_arg):
5317 use fold_buildN instead of "fold (buildN" in some
5319 (fold_unary): Likewise.
5320 (fold_binary): Likewise.
5322 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5324 Fix PR tree-optimization/20612
5325 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5327 (perfect_nestify): preheaderbb is *not* part of loop of the
5330 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5332 * tree-ssa-alias.c (may_alias_p): If the variable
5333 is a global variable and the pointer is parameter
5334 and -fargument-noalias-global is used, then
5335 the pointer cannot alias the variable.
5337 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5339 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5340 * config/sparc/sparc.h: Likewise.
5341 * config/sparc/sparc.md: Likewise.
5343 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5345 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5347 * tree-vrp.c: Fix a comment typo.
5349 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5351 PR tree-optimization/20920
5352 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5353 SSA_NAME flows through an abnormal edge.
5354 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5355 through abnormal edges.
5356 (maybe_add_assert_expr): Likewise.
5358 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5360 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5361 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5362 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5363 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5364 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5365 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5366 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5367 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5368 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5369 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5370 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5371 (TARGET_HANDLE_OPTION): Likewise.
5372 (s390_tune): Initialize to PROCESSOR_max.
5373 (s390_arch_string): Make static.
5374 (s390_tune_string, s390_warn_framesize_string): Delete.
5375 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5376 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5377 (s390_handle_arch_option, s390_handle_option): New functions.
5378 (override_options): Remove parsing of option strings.
5379 * config/s390/s390.opt: New file.
5381 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5383 * tree-complex.c (expand_vector_operations): Call
5384 update_stmt_if_modified.
5386 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5388 * tree-vect-analyze (vect_determine_vectorization_factor):
5389 Do not use GET_MODE_NUNITS.
5390 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5391 (vectorizable_load, vect_transform_loop): Likewise.
5393 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5395 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5396 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5397 * optabs.h (enum optab_index): Add new OTI_lceil.
5398 (lceil_optab): Define corresponding macro.
5399 * optabs.c (init_optabs): Initialize lceil_optab.
5400 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5401 and lceildi2 patterns.
5402 * builtins.c (expand_builtin_int_roundingfn): Handle
5403 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5404 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5405 BUILT_IN_LLCEIL{,F,L}.
5406 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5407 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5408 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5409 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5410 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5411 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5412 into lceil built-in function and (long long int)ceil{,f,l} into
5413 llceil built-in function.
5414 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5417 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5419 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5422 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5424 * config/arm/arm.c: Fix a comment typo.
5425 * doc/tree-ssa.texi: Fix a typo.
5427 2005-04-10 Steven Bosscher <stevenb@suse.de>
5429 * cselib.c (clear_table): Rename to cselib_clear_table.
5430 * cselib.h (cselib_clear_table): Add prototype.
5431 * gcse.c (gcse_main): Make 'f' argument unused.
5432 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5433 of each basic block instead.
5434 (compute_sets, compute_hash_table_work): Likewise.
5435 (constprop_register): Change int 'alter_jumps' argument to bool.
5436 (do_local_cprop): Likewise.
5437 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5438 the insn chain. Explicitly clear the cselib tables after finishing
5439 one basic block. Make sure there are no unterminated libcall blocks.
5440 Update compute_sets call.
5441 (cprop): Walk basic blocks instead of the insn chain.
5442 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5444 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5445 one_cprop_pass calls.
5447 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5449 * combine.c (combine_simplify_rtx): Remove a transformation that
5450 relies on an invalid assumption about rtl sign-extension semantics.
5452 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5454 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5455 to build_int_cst_wide.
5457 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5460 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5461 set the original address pseudo to the correct value before the
5462 original insn, if possible, and leave the insn alone, otherwise
5463 create a new pseudo, set it and replace it in the insn.
5464 * recog.c (validate_change_maybe_volatile): New.
5465 * recog.h (validate_change_maybe_volatile): Declare.
5467 2005-04-09 Caroline Tice <ctice@apple.com>
5469 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5470 Remove targetm.have_named_sections test.
5471 (fix_edges_for_rarely_executed_code): Likewise.
5472 (insert_section_boundary_note): Likewise.
5473 (reorder_basic_blocks): Check partitioning flag before calling
5474 verify_hot_cold_block_grouping.
5475 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5476 the function struct rather than global variables.
5477 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5478 (COLD_END_LABEL): Likewise
5479 (cold_text_section_label): New static global variable.
5480 (cold_end_label): Likewise.
5481 (dwarf2out_switch_text_section): Get hot/cold section labels from
5482 the function struct rather than global variables.
5483 (output_aranges): Use cold_text_section_label and cold_end_label;
5484 check partitioning flag before putting out delta.
5485 (output_ranges): Remove incorrect code attempting to use
5487 (output_line_info): Get cold section label from function struct.
5488 (add_location_or_const_value_attribute): Likewise.
5489 (get_subprogram_die): Get hot/cold section labels from function struct.
5490 (dwarf2out_var_location): Likewise.
5491 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5492 write out cold_text_section_label if partition flag is set.
5493 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5494 * function.h (struct function): Add new fields to point to hot/cold
5495 section labels: hot_section_label, cold_section_label,
5496 hot_section_end_label and cold_section_end_label; also add new field
5497 for cold text section name, unlikely_text_section_name.
5498 * opts.c (decode_options): Turn off partitioning flag if
5499 !targetm.have_named_sections.
5500 * output.h (hot_section_label): Remove.
5501 (hot_section_end_label): Remove.
5502 (cold_section_end_label): Remove.
5503 (unlikely_section_label): Remove.
5504 (unlikely_text_section_name): Remove.
5505 * passes.c (rest_of_handle_final): Remove code that frees
5506 unlikely_text_section_name.
5507 * varasm.c (unlikely_section_label): Remove.
5508 (hot_section_label): Remove.
5509 (hot_section_end_label): Remove.
5510 (cold_section_end_label): Remove.
5511 (unlikely_text_section_name): Remove.
5512 (initialize_cold_section_name): Modify to call
5513 targetm.strip_name_encoding; to store cold section name in current
5514 function struct, if it exists; and to only use the decl_section_name
5515 if flag_named_sections is true.
5516 (unlikely_text_section): Modify to get section name out of current
5517 function struct, if there is one; otherwise build it from
5518 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5519 (in_unlikely_text_section): Likewise.
5520 (named_section): Modify to get/put cold section name in current function
5521 struct, if there is one.
5522 (function_section): Change 'bool unlikely' to 'int reloc'; check
5523 targetm.have_named_sections before calling named_section.
5524 (current_function_section): Likewise.
5525 (assemble_start_function): Modify to get/put unlikely_text_section_name
5526 in current function struct; modify to get hot/cold section labels
5527 from function struct; initialize labels using
5528 ASM_GENERATE_INTERNAL_LABEL;
5529 test partitioning flag before writing out hot section label.
5530 (assemble_end_function): Test partitioning flag before writing out
5531 hot/cold section labels.
5532 (default_section_type_flags_1): Modify to use array instead of
5533 char* for unlikely_text_section_name; set flags correctly for
5534 cold text section if there is not a current function decl.
5536 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5538 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5539 and TI_VA_LIST_FPR_COUNTER_FIELD.
5540 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5541 * tree-pass.h (pass_stdarg): Add.
5542 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5543 * tree-stdarg.c: New file.
5544 * tree-stdarg.h: New file.
5545 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5546 (tree-stdarg.o): Add dependencies.
5547 * function.h (struct function): Add va_list_gpr_size and
5548 va_list_fpr_size fields.
5549 * function.c (allocate_struct_function): Initialize them.
5550 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5551 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5552 (TARGET_INITIALIZER): Add it.
5554 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5555 va_list_{g,f}pr_counter_field.
5556 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5557 area will not be used. Only save registers that tree-stdarg.c
5558 detected they need saving.
5559 (ix86_va_start): Don't set up fields that won't be used.
5561 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5562 va_list_{g,f}pr_counter_field.
5563 (setup_incoming_varargs): Don't do anything if reg_save
5564 area will not be used. Only save registers that tree-stdarg.c
5565 detected they need saving.
5566 (rs6000_va_start): Don't set up fields that won't be used.
5568 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5569 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5570 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5571 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5573 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5576 * config/i386/i386.c (construct_container): Pass empty aligned
5577 struct, union or class in memory.
5579 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5581 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5582 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5583 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5584 config/rs6000/predicates.md: Fix comment typos.
5586 * sched-int.h (haifa_insn_data): Remove blockage and units.
5587 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5588 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5589 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5591 2005-04-09 Jan Hubicka <jh@suse.cz>
5592 Steven Bosscher <stevenb@suse.de>
5594 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5595 * cfgloop.c (get_loop_exit_edges): Likewise.
5596 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5598 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5599 * tree-cfg.c (dump_cfg_status): Likewise.
5601 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5603 * config/rs6000/predicates.md (altivec_register_operand): Remove
5604 redundant match_code test.
5605 (gpc_reg_operand): Same.
5606 (cc_reg_operand): Same.
5607 (cc_reg_not_cr0_operand): Same.
5609 2005-04-09 Jan Hubicka <jh@suse.cz>
5611 Forgotten hunk from my last merge patch:
5612 * final.c (output_addr_const): Do not call mark_referenced.
5614 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5616 * doc/tree-ssa.texi: Add immediate use documentation.
5618 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5620 * arm.c (FL_WBUF): Define.
5621 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5622 (arm_is_6_or_7): Delete.
5623 (arm_tune_wbuf): New.
5624 (arm_override_options): Set arm_tune_wbuf.
5625 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5626 (arm_is_6_or_7): Delete declaration.
5627 (arm_tune_wbuf): New declartion.
5628 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5629 (model_wbuf): Derive from arm_tune_wbuf.
5630 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5631 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5632 (arm740t): Mark CPUs as having a write buffer.
5634 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5636 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5637 of 'const_double_operand' in operand 2 constraints. Update enable
5640 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5642 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5643 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5644 * optabs.h (enum optab_index): Add new OTI_lfloor.
5645 (lfloor_optab): Define corresponding macro.
5646 * optabs.c (init_optabs): Initialize lfloor_optab.
5647 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5648 and lfloordi2 patterns.
5649 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5650 (expand_builtin_int_roundingfn): New function.
5651 (fold_builtin_int_roundingfn): New prototype.
5652 (fold_builtin_int_roundingfn): New function, renamed from
5653 fold_builtin_lround.
5654 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5655 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5656 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5657 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5658 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5659 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5660 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5661 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5662 into lfloor built-in function and (long long int)floor{,f,l} into
5663 llfloor built-in function.
5664 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5667 2005-04-08 Ian Lance Taylor <ian@airs.com>
5669 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5670 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5671 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5672 (DO_COND, DO_BODY): Likewise.
5673 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5674 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5675 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5676 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5677 (build_continue_stmt, build_break_stmt): Don't declare.
5678 (c_do_switch_warnings): Update declaration.
5679 * c-gimplify.c (enum bc_t): Remove.
5680 (struct c_gimplify_ctx, ctxp): Remove.
5681 (push_context, pop_context): Remove static functions.
5682 (c_genericize): Don't call push_context or pop_context.
5683 (begin_bc_block, finish_bc_block): Remove static functions.
5684 (build_bc_goto): Likewise.
5685 (gimplify_c_loop): Likewise.
5686 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5687 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5688 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5689 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5690 * c-common.c (c_do_switch_warnings): Rename from
5691 c_do_switch_warnings_1.
5692 (c_do_switch_warnings) [old version]: Remove.
5693 (c_do_switch_expr_warnings): Remove.
5694 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5695 function instead of c_do_switch_expr_warnings.
5696 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5697 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5698 * c-pretty-print.c (pp_c_statement): Likewise.
5699 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5701 2005-04-08 Devang Patel <dpatel@apple.com>
5703 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5704 While selecting replacement condition pay attention to loop header.
5706 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5708 Merge from tree-cleanup-branch: VRP, store CCP, store
5709 copy-prop, incremental SSA updating of FUD chains and
5710 newly exposed symbols.
5712 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5713 (OBJS-common): Add tree-vrp.o.
5714 (tree-vrp.o): New rule.
5715 * basic-block.h (nearest_common_dominator_for_set): Declare.
5716 * common.opt (ftree-store-ccp): New flag.
5717 (ftree-copy-prop): New flag.
5718 (ftree-vrp): New flag.
5719 (ftree-store-copy-prop): New flag.
5720 * dominance.c (nearest_common_dominator_for_set): New.
5721 * domwalk.c (walk_dominator_tree): Only traverse
5722 statements in blocks marked in walk_data->interesting_blocks.
5723 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5724 * fold-const.c (fold): Handle ASSERT_EXPR.
5725 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5726 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5727 flag_tree_vrp at -O2.
5728 * timevar.def (TV_TREE_VRP): Define.
5729 (TV_TREE_COPY_PROP): Define.
5730 (TV_TREE_STORE_COPY_PROP): Define.
5731 (TV_TREE_SSA_INCREMENTAL): Define.
5732 (TV_TREE_STORE_CCP): Define.
5733 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5734 to kill_redundant_phi_nodes from comment.
5735 (verify_expr): Handle ASSERT_EXPR.
5736 * tree-dfa.c (mark_new_vars_to_rename): Remove second
5737 argument. Update all users.
5738 (mark_call_clobbered_vars_to_rename): Remove. Update all
5740 * tree-flow-inline.h (unmodifiable_var_p): New.
5741 * tree-flow.h (enum value_range_type): Declare.
5742 (struct value_range_def): Declare.
5743 (value_range): Declare.
5744 (remove_all_phi_nodes_for): Remove. Update all users.
5745 (find_phi_node_for): Declare.
5746 (add_type_alias): Declare.
5747 (count_uses_and_derefs): Declare.
5748 (kill_redundant_phi_nodes): Remove.
5749 (rewrite_into_ssa): Remove.
5750 (rewrite_def_def_chains): Remove.
5751 (update_ssa, register_new_name_mapping, create_new_def_for,
5752 need_ssa_update_p, name_registered_for_update_p,
5753 release_ssa_name_after_update_ssa, dump_repl_tbl,
5754 debug_repl_tbl, dump_names_replaced_by,
5755 debug_names_replaced_by, mark_sym_for_renaming,
5756 mark_set_for_renaming, get_current_def, set_current_def,
5757 get_value_range, dump_value_range, debug_value_range,
5758 dump_all_value_ranges, debug_all_value_ranges,
5759 expr_computes_nonzero, loop_depth_of_name,
5760 unmodifiable_var_p): Declare.
5761 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5763 * tree-into-ssa.c (block_defs_stack): Update comment.
5764 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5765 syms_to_rename, names_to_release, repl_tbl,
5766 need_to_initialize_update_ssa_p, need_to_update_vops_p,
5767 need_to_replace_names_p): New locals.
5768 (NAME_SETS_GROWTH_FACTOR): Define.
5769 (struct repl_map_d): Declare.
5770 (struct mark_def_sites_global_data): Add field
5772 (enum rewrite_mode): Declare.
5773 (REGISTER_DEFS_IN_THIS_STMT): Define.
5774 (compute_global_livein): Use last_basic_block instead of
5776 (set_def_block): Remove last argument. Update all callers.
5777 (prepare_use_operand_for_rename): Remove. Update all callers.
5778 (prepare_def_operand_for_rename): Remove. Update all callers.
5779 (symbol_marked_for_renaming): New.
5782 (repl_map_hash): New.
5784 (repl_map_free): New.
5785 (names_replaced_by): New.
5786 (add_to_repl_tbl): New.
5787 (add_new_name_mapping): New.
5788 (mark_def_sites): Assume that all the operands in the
5789 statement are in normal form.
5790 (find_idf): Assert that the block in the stack is valid.
5791 (get_default_def_for): New.
5792 (insert_phi_nodes_for): Add new argument 'update_p'.
5794 If update_p is true, add a new mapping between the LHS of
5795 each new PHI and the name that it replaces.
5796 (insert_phi_nodes_1): Only call find_idf if needed.
5797 (get_reaching_def): Call get_default_def_for.
5798 (rewrite_operand): Remove.
5799 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5800 and REWRITE_THIS_STMT are false.
5801 Assume that all the operands in the statement are in
5803 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5804 (rewrite_virtual_phi_arguments): Remove.
5805 (invalidate_name_tags): Remove.
5806 (register_new_update_single, register_new_update_set,
5807 rewrite_update_init_block, replace_use,
5808 rewrite_update_fini_block, rewrite_update_stmt,
5809 rewrite_update_phi_arguments): New.
5810 rewrite_blocks): Remove argument 'fix_virtual_phis'.
5811 Add arguments 'entry', 'what' and 'blocks'.
5812 Initialize the dominator walker according to 'what' and
5814 Start the dominator walk at 'entry'.
5815 (mark_def_site_blocks): Add argument 'interesting_blocks'.
5816 Use it to configure the dominator walker.
5817 (rewrite_into_ssa): Remove argument 'all'.
5819 (rewrite_all_into_ssa): Remove.
5820 (rewrite_def_def_chains): Remove.
5821 (mark_def_interesting, mark_use_interesting,
5822 prepare_phi_args_for_update, prepare_block_for_update,
5823 prepare_def_site_for, prepare_def_sites,
5824 dump_names_replaced_by, debug_names_replaced_by,
5825 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5826 delete_update_ssa, create_new_def_for,
5827 register_new_name_mapping, mark_sym_for_renaming,
5828 mark_set_for_renaming, need_ssa_update_p,
5829 name_registered_for_update_p, ssa_names_to_replace,
5830 release_ssa_name_after_update_ssa,
5831 insert_updated_phi_nodes_for, update_ssa): New.
5832 * tree-loop-linear.c (linear_transform_loops): Call
5833 update_ssa instead of rewrite_into_ssa.
5834 * tree-optimize.c (vars_to_rename): Remove.
5836 (init_tree_optimization_passes): Replace
5837 pass_redundant_phi with pass_copy_prop.
5839 Replace pass_ccp with pass_store_ccp.
5840 Add pass_store_copy_prop after pass_store_ccp.
5841 (execute_todo): If the TODO_ flags don't include updating
5842 the SSA form, assert that it does not need to be updated.
5843 Call update_ssa instead of rewrite_into_ssa and
5844 rewrite_def_def_chains.
5845 If TODO_verify_loops is set, call verify_loop_closed_ssa.
5846 (tree_rest_of_compilation):
5847 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5848 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5849 TODO_cleanup_cfg): Renumber.
5850 (TODO_verify_loops, TODO_update_ssa,
5851 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5852 TODO_update_ssa_only_virtuals): Define.
5853 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5855 * tree-phinodes.c (make_phi_node): Update documentation.
5856 (remove_all_phi_nodes_for): Remove.
5857 (find_phi_node_for): New.
5858 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5859 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5860 (interpret_rhs_modify_expr): Likewise.
5861 * tree-sra.c (decide_instantiations): Mark all symbols in
5862 SRA_CANDIDATES for renaming.
5863 (mark_all_v_defs_1): Rename from mark_all_v_defs.
5864 (mark_all_v_defs): New function. Update all users to call it
5865 with the whole list of scalarized statements, not just the
5867 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5868 (compute_flow_insensitive_aliasing): If the tag is
5869 unmodifiable and the variable isn't or vice-versa, don't
5870 make them alias of each other.
5871 (setup_pointers_and_addressables): If the type tag for
5872 VAR is about to change, mark the old one for renaming.
5873 (add_type_alias): New.
5874 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5875 (ccp_lattice_t): Rename from latticevalue.
5876 (value): Remove. Update all users.
5877 (const_val): New local variable.
5878 (do_store_ccp): New local variable.
5879 (dump_lattice_value): Handle UNINITIALIZED.
5880 (debug_lattice_value): New.
5881 (get_default_value): Re-write.
5882 (set_lattice_value): Re-write.
5883 (def_to_varying): Remove. Update all users.
5884 (likely_value): Return VARYING for statements that make
5885 stores when STORE_CCP is false.
5886 Return VARYING for any statement other than MODIFY_EXPR,
5887 COND_EXPR and SWITCH_EXPR.
5888 (ccp_initialize): Re-write.
5889 (replace_uses_in, replace_vuse_in, substitute_and_fold):
5890 Move to tree-ssa-propagate.c.
5891 (ccp_lattice_meet): Handle memory stores when
5892 DO_STORE_CCP is true.
5893 (ccp_visit_phi_node): Likewise.
5894 (ccp_fold): Likewise.
5895 (evaluate_stmt): Likewise.
5896 (visit_assignment): Likewise.
5897 (ccp_visit_stmt): Likewise.
5898 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
5902 (do_ssa_store_ccp): New.
5903 (gate_store_ccp): New.
5904 (pass_store_ccp): Declare.
5905 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5906 (may_propagate_copy): Reformat.
5907 Don't abort if ORIG is a virtual and DEST isn't.
5908 If NEW does not have alias information but DEST does,
5910 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5911 copy_prop_kind, which_copy_prop): Declare.
5912 (stmt_may_generate_copy, get_copy_of_val,
5913 get_last_copy_of, set_copy_of_val, dump_copy_of,
5914 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5915 copy_prop_visit_stmt, copy_prop_visit_phi_node,
5916 init_copy_prop, fini_copy_prop, execute_copy_prop,
5917 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5918 store_copy_prop): New.
5919 (pass_copy_prop, pass_store_copy_prop): Declare.
5920 * tree-ssa-dom.c (struct opt_stats_d): Add fields
5921 'num_const_prop' and 'num_copy_prop'.
5922 (cprop_operand): Update them.
5923 (dump_dominator_optimization_stats): Dump them.
5924 (tree_ssa_dominator_optimize): Call update_ssa instead of
5926 (loop_depth_of_name): Declare extern.
5927 (simplify_cond_and_lookup_avail_expr): Guard against NULL
5928 values for LOW or HIGH.
5929 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5930 (record_equivalences_from_stmt): Call expr_computes_nonzero.
5931 (cprop_operand): Only propagate if VAL != OP.
5932 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5933 statement for renaming.
5934 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5935 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5936 add_type_alias if necessary.
5937 Call mark_new_vars_to_rename.
5938 (tree_ssa_iv_optimize): If new symbols need to be renamed,
5939 mark every statement updated, call update_ssa and
5940 rewrite_into_loop_closed_ssa.
5941 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5942 from LIVEIN if VAR is a virtual.
5943 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5944 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5945 (get_call_expr_operands): Reformat statement.
5946 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5948 * tree-ssa-propagate.c (ssa_prop_init): Initialize
5949 SSA_NAME_VALUE for every name.
5950 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5951 get_value_loaded_by): New.
5952 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5953 substitute_and_fold): Move from tree-ssa-ccp.c.
5954 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5955 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5956 get_value_loaded_by, replace_uses_in, substitute_and_fold):
5958 * tree-ssa.c (verify_use): Fix error message.
5959 (propagate_into_addr, replace_immediate_uses, get_eq_name,
5960 check_phi_redundancy, kill_redundant_phi_nodes,
5961 pass_redundant_phi): Remove. Update all users.
5962 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5963 add_type_alias, if necessary.
5964 * tree-vectorizer.h (struct _stmt_vect_info): Update
5965 documentation for field 'memtag'.
5966 * tree-vrp.c: New file.
5967 * tree.def (ASSERT_EXPR): Define.
5968 * tree.h (ASSERT_EXPR_VAR): Define.
5969 (ASSERT_EXPR_COND): Define.
5970 (SSA_NAME_VALUE_RANGE): Define.
5971 (struct tree_ssa_name): Add field 'value_range'.
5972 (PHI_REWRITTEN): Remove.
5973 (struct tree_phi_node): Remove field 'rewritten'.
5974 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5975 -ftree-store-copy-prop): Document.
5976 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5977 Document usage of update_ssa.
5979 2005-04-08 David Edelsohn <edelsohn@gnu.org>
5982 * config/rs6000/predicates.md (altivec_register_operand): Accept
5984 (and64_operand): Do not limit CONST_INT to mask64_operand.
5985 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5986 (and_operand): Do not limit CONST_INT to mask_operand.
5988 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5990 PR rtl-optimization/20466
5991 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5992 for overlap of the address of each list member.
5993 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5995 2005-04-08 Mike Stump <mrs@apple.com>
5997 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5999 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
6002 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6004 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
6006 * function.c (push_function_context_to): Don't set
6008 * function.h (function): Remove contains_functions.
6009 (current_function_contains_functions): Remove.
6011 * function.h (function): Remove instrument_entry_exit.
6012 (current_function_instrument_entry_exit): Remove.
6014 * function.h (nonlocal_labels): Remove.
6016 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
6018 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
6019 (check_attr_value, write_attr_get, write_expr_attr_cache,
6020 find_attr, make_internal_attr): Don't reference negative_ok or
6022 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
6023 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
6024 (ATTR_STATIC): Adjust the value.
6026 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
6028 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
6030 * config/s390/tpf.h (ASM_SPEC): Define.
6032 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
6034 * tree-flow.h: Remove the prototype for
6035 redirect_immediate_uses.
6036 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
6038 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
6040 * arm.c (arm_const_double_by_parts): New function.
6041 * arm-protos.h (arm_const_double_by_parts): Add prototype.
6042 * arm.md (define_split for 64-bit constants): Add another one.
6044 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
6046 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
6048 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6050 * system.h: Revert last change.
6052 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
6054 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
6055 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
6056 (TARGET_SWITCHES): Delete.
6057 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6058 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
6059 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
6060 * config/xtensa/xtensa.opt: New file.
6062 2005-04-08 Ben Elliston <bje@au.ibm.com>
6064 * config/fp-bit.c: Include L_mul_tf in #endif comment.
6065 * config/fp-bit.h: Tidy comments.
6067 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6069 * system.h: Poison PARAMS.
6071 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
6073 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
6074 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
6075 (TARGET_SWITCHES): Delete.
6076 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6077 * config/vax/vax.opt: New file.
6079 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
6081 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
6083 2005-04-07 Ian Lance Taylor <ian@airs.com>
6085 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
6087 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
6088 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
6091 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
6093 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
6094 all immediate uses in PHI nodes.
6096 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
6098 * arm.c (arm_const_double_inline_cost): Handle any constant by
6099 using gen_lowpart and gen_highpart_mode.
6100 (note_invalid_constants): All constants in an RTX with a constraint
6101 that permits memory are now pushed to the constant pool.
6102 (output_move_double): Delete code to handle reg to reg and
6103 constant to reg moves.
6104 (const_double_needs_minipool, output_mov_immediate): Delete.
6105 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6106 CONST_INT and CONST_VECTOR.
6107 * arm.md (ANY64): New mode macro.
6108 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6109 (movdf_soft_insn): Split reg-reg and const-reg moves.
6110 (split patterns for 64-bit constant and register moves): New.
6111 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6112 (cirrus_movdf_hard_insn): Likewise.
6113 * fpa.md (movdf_fpa): Likewise.
6114 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6115 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6117 (movv2si_internal_2): Likewise.
6118 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6119 (movdf_vfp): Likewise.
6120 * arm-protos.h (output_mov_immediate): Delete prototype.
6122 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6125 * simplify-rtx.c (simplify_unary_operation_1): Check
6126 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6128 2005-04-06 James E Wilson <wilson@specifixinc.com>
6131 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6134 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6136 * coverage.h (GCOV_TYPE_NODE): Delete.
6137 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6138 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6139 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6140 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6141 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6143 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6146 * Makefile.in (gcc.pot): Remove options.c dependency.
6147 * optc-gen.awk: Don't quote help strings with N_().
6149 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6151 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6152 the function returns a pointer type.
6154 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6156 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6157 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6158 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6159 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6160 explicit_uses members.
6161 (get_or_create_used_part_for): Initialize new fields.
6162 (fieldoff_compare): New function.
6163 (create_overlap_variables_for): Count number of fields, use
6164 heuristic to determine whether to create subvars for vars with
6166 Sort the field list by offset and avoid creating duplicate SFT's.
6168 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6170 * c.opt (-F): Remove trailing whitespace from help string.
6171 (-finput-charset): Use a tab to separate the switch name and help
6173 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6174 (-ftree-vectorizer-verbose): Likewise.
6176 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6178 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6179 a PHI argument where a use occurs instead of all PHI arguments.
6181 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6183 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6186 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6188 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6189 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6190 config/bfin/bfin.h: Fix comment typos.
6192 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6194 * doc/install.texi: Update the URL for Jacks.
6195 * doc/sourcebuild.texi: Likewise.
6197 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6200 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6201 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6203 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6205 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6207 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6209 * config/v850/v850-protos.h (override_options): Delete.
6210 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6211 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6212 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6213 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6214 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6215 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6216 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6217 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6218 (OVERRIDE_OPTIONS): Delete.
6219 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6220 (small_memory_info): Remove the value field.
6221 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6223 * config/v850/v850.c (small_memory): Remove the value field.
6224 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6225 (override_options): Delete.
6226 (v850_handle_memory_option, v850_handle_option): New functions.
6227 * config/v850/v850.opt: New file.
6229 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6231 * config.host: Add a section for generic hosts, and a subsection
6232 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6233 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6234 * config/host-darwin.h: New.
6235 * config/x-darwin: New.
6236 * config/i386/host-i386-darwin.c: New.
6237 * config/i386/x-darwin: New.
6238 * config/rs6000/host-darwin.c: Include host-darwin.h.
6239 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6240 (darwin_rs6000_gt_pch_use_address): Likewise.
6241 * config/rs6000/x-darwin: Change name of .o built, update
6242 dependencies for changes to rs6000/host-darwin.c.
6244 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6247 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6249 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6251 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6252 split_loop_exit_edge instead of loop_split_edge_with.
6254 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6256 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6257 UNSPEC_SET_VSCR): New constants, used throughout.
6259 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6261 (altivec_vspltis<VI_char>): ... this pattern, using
6262 a QImode const_int_operand for the immediate.
6263 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6266 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6269 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6271 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6273 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6275 2005-04-06 Ben Elliston <bje@au.ibm.com>
6277 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6278 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6279 macros as living in "this file" and not gcc.h.
6281 2005-04-06 Ben Elliston <bje@au.ibm.com>
6283 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6284 -ftree-live_range_split. Perhaps renamed at some point?
6286 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6289 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6290 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6292 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6294 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6295 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6296 (number_of_iterations_special): New function.
6297 (number_of_iterations_exit): Use number_of_iterations_special.
6298 Use simplify_using_outer_evolutions only at -O3.
6299 (number_of_iterations_cond, tree_simplify_using_condition,
6300 simplify_using_initial_conditions, loop_niter_by_eval,
6301 compare_trees, can_count_iv_in_wider_type_bound,
6302 simplify_using_outer_evolutions): Use fold_build.
6304 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6306 * doc/install.texi (Configuration): Document --with-java-home.
6308 2005-04-05 Richard Henderson <rth@redhat.com>
6312 * config/i386/i386.c (print_operand): Handle vector zeros.
6313 (ix86_split_to_parts): Handle CONST_VECTOR.
6314 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6315 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6316 what modes to tie for MMX and SSE registers.
6317 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6318 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6319 to vector modes as well.
6320 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6321 properly as an input mode.
6323 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6325 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6327 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6329 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6331 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6333 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6334 and local functions, set sse_nregs to 8 and float_in_sse.
6335 (function_arg_advance, function_arg): If float_in_sse, pass
6336 SFmode and DFmode arguments in SSE registers.
6337 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6339 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6340 of -funit-at-a-time.
6342 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6344 * config/i386/i386-protos.h (ix86_function_value): Accept two
6345 arguments, like the target macro.
6346 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6347 * config/i386/i386.c (ix86_function_value): Accept the second
6348 argument of the target macro.
6349 (ix86_function_ok_for_sibcall): Pass a function pointer to
6350 ix86_function_value.
6351 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6352 call to ix86_value_regno).
6353 (ix86_value_regno): Add support for returning floating point values
6356 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6358 PR tree-optimization/20076
6359 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6360 that call __builtin_return or __builtin_apply_args.
6362 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6364 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6365 Use immediate use iterator.
6366 (stmt_is_bumper_for_loop): Use immediate use iterator.
6367 * predict.c (strip_builtin_expect): Use update_stmt.
6368 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6369 on all elements of a STATEMENT_LIST.
6370 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6371 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6372 (bsi_replace): Mark stmt as modified and the update it.
6373 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6374 (expand_complex_libcal): Call update_stmt.
6375 (expand_complex_comparison): Call mark_stmt_modified.
6376 (expand_complex_operations_1): Call update_stmt_if_modified.
6377 (expand_vector_operations_1): Call mark_stmt_modified.
6378 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6379 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6380 add_immediate_use, redirect_immediate_use,
6381 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6382 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6383 (mark_new_vars_to_rename): Call update_stmt.
6384 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6385 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6387 (unmodify_stmt): Delete.
6388 (update_stmt): New. Force an update of a stmt.
6389 (update_stmt_if_modified): update a stmt if it is out of date.
6390 (get_stmt_operands): Verify stmt is NOT modified.
6391 (stmt_modified_p): Update comment.
6392 (delink_imm_use): Remove a use node from its immuse list.
6393 (link_imm_use_to_list): Link a use node to a specific list.
6394 (link_imm_use): Link a node to the correct list.
6395 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6396 it in the correct list, if appropriate.
6397 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6398 (relink_imm_use): Link a use node in place of another node in a list.
6399 (relink_imm_use_stmt): LInk a node in place of another node, and set
6401 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6402 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6403 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6404 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6405 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6406 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6407 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6408 (has_zero_uses): New. Return true if there are no uses of a var.
6409 (has_single_use): New. Return true if there is only a single use of a
6411 (single_imm_use): New. Return the simgle immediate use.
6412 (num_imm_uses): New. Return the number of immediate uses.
6413 (get_v_must_def_ops): Use is now a pointer.
6414 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6415 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6417 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6418 (delink_stmt_imm_use): Delink all immuses from a stmt.
6419 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6420 * tree-flow.h (struct dataflow_d): Delete.
6421 (immediate_use_iterator_d): New. Immediate use iterator struct.
6422 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6423 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6424 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6426 (struct stmt_ann_d): Remove dataflow_t from struct.
6427 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6428 (if_convertible_phi_p): Use FAST immuse iterator.
6429 (if_convertible_loop_p): Don't call compute_immediate_uses.
6430 (replace_phi_with_cond_modify_expr): Call update_stmt.
6431 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6432 update_stmt_if_modified.
6433 (rewrite_all_into_ssa): Initialize ssa operands.
6434 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6435 compute_immediate_uses.
6436 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6437 ssa_property is available.
6438 (execute_one_pass): Change parameters passed to execute_todo.
6439 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6440 (remove_ssa_form): Call fini_ssa_operands.
6441 (insert_backedge_copies): Delete call to modify_stmt.
6442 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6443 (release_phi_node): Delink any use nodes before releasing.
6444 (resize_phi_node): Relink any use nodes.
6445 (remove_phi_arg_num): Delink the use node.
6446 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6447 (remove_all_phi_nodes_for): Release phi node first.
6448 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6449 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6450 (scalarize_use, scalarize_copy): Call update_stmt.
6451 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6452 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6453 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6454 (ccp_initialize): Remove call to compute_immediate_uses.
6455 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6458 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6459 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6460 (eliminate_redundant_computations): Call mark_stmt_modified.
6461 (cprop_operand): Call mark_stmt_modified.
6462 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6463 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6464 (dse_optimize_stmt): Use new immuse interface.
6465 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6466 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6467 (substitute_single_use_vars): Use new immuse interface.
6468 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6469 and compute_immediate_uses.
6470 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6472 (rewrite_mem_refs): Call update_stmt.
6473 (determine_lsm): Remove call to compute_imm_uses and free_df.
6474 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6475 (try_unroll_loop_completely): Call update_stmt.
6476 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6477 (rewrite_use_compare): Call update_stmt.
6478 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6479 (rewrite_use) : Call update_stmt.
6480 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6481 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6483 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6484 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6485 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6487 (initialize_vuse_operand): New. Initialize a vuse operand.
6488 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6489 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6490 (finalize_ssa_defs): Use stmt parameter.
6491 (correct_use_link): Ensure a use node is in the correct list, and has
6492 the correct stmt pointer.
6493 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6494 finalize_ssa_v_must_defs): Also initialize use nodes.
6495 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6496 (build_ssa_operands): Seperate parsing from final operand construction.
6497 (parse_ssa_operands): New. Parse entry point for operand building.
6498 (swap_tree_operands): New. Swap 2 tree operands.
6499 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6501 (get_expr_operands): Call swap_tree_operands when needed.
6502 (copy_virtual_operands): Use initialize routines for virtual use ops.
6503 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6504 (verify_abort): New. Issue imm_use error.
6505 (verify_imm_links): New Verify imm_use links for a var.
6506 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6507 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6508 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6509 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6510 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6511 (NULL_USE_OPERAND_P) Define.
6512 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6514 (struct vuse_operand_type): New struct.
6515 (SET_USE): Call set_ssa_use_from_ptr.
6517 (PHI_ARG_INDEX_FROM_USE): Define.
6518 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6519 argument via SET_USE, not PHI_ARG_DEF_TREE.
6520 * tree-ssa-pre.c (eliminate): Call update_stmt.
6521 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6523 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6524 (nearest_common_dominator_of_uses): Use imm_use iterator.
6525 (statement_sink_location): Use imm_use iterator and interface.
6526 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6527 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6528 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6529 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6530 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6531 if new parameter is true.
6532 (init_tree_ssa): Don't initialize operand cache here.
6533 (delete_tree_ssa): Don't destroy operand cache here.
6534 (propagate_into_addr): Pass in a use pointer, return true if anything
6536 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6537 (check_phi_redundancy): Use imm_use iterator.
6538 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6540 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6541 (release_ssa_name): Delink node and all elements in its imm_use list.
6542 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6543 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6544 * tree-vectorizer.c (need_imm_uses_for): Delete.
6545 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6546 * tree.h (struct ssa_imm_use_d): Define.
6547 (SSA_NAME_IMM_USE_NODE): Define.
6548 (struct tree_ssa_name): Add imm_use node.
6550 (PHI_ARG_IMM_USE_NODE): Define.
6551 (struct phi_arg_d): Add imm_use node.
6552 (struct tree_phi_node): Remove struct dataflow_d element.
6553 (TDF_STMTADDR): Define.
6555 2005-04-05 Dale Johannesen <dalej@apple.com>
6557 * doc/invoke.texi (Optimization Options): Remove
6558 duplicate -fcse-follow-jumps. Add -fweb.
6559 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6560 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6562 2005-04-05 Per Bothner <per@bothner.com>
6564 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6565 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6566 (warn_uninit): Get EXPR_LOCUS from context now instead.
6567 This fixes a USE_MAPPED_LOCATION testsuite failure.
6569 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6571 2005-04-05 Per Bothner <per@bothner.com>
6573 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6574 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6575 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6578 2004-04-05 Devang Patel <dpatel@apple.com>
6580 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6581 (lhsr<mode>3): ... new name.
6582 (altivec_vsra<VI_char>): Rename to ..
6583 (ashr<mode>3): ... new name.
6584 * config/rs6000/rs6000.c (builtin_description): Rename shift
6587 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6589 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6590 gen_lowpart_for_combine.
6591 * cse.c (gen_lowpart_if_possible): Move...
6592 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6594 (gen_lowpart_no_emit_general): Use it.
6596 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6598 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6601 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6603 * system.h: Fix typo.
6605 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6607 * config/bfin/bfin-modes.def: New file.
6608 * config/bfin/bfin-protos.h: New file.
6609 * config/bfin/bfin.c: New file.
6610 * config/bfin/bfin.h: New file.
6611 * config/bfin/bfin.md: New file.
6612 * config/bfin/bfin.opt: New file.
6613 * config/bfin/crti.s: New file.
6614 * config/bfin/crtn.s: New file.
6615 * config/bfin/elf.h: New file.
6616 * config/bfin/lib1funcs.asm: New file.
6617 * config/bfin/predicates.md: New file.
6618 * config/bfin/t-bfin: New file.
6619 * config/bfin/t-bfin-elf: New file.
6620 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6621 Document new attributes.
6622 (interrupt, interrupt_handler, saveall): Update documentation for
6624 * doc/install.texi (Specific): Add entry for the Blackfin.
6625 * doc/invoke.texi (Blackfin Options): New section.
6626 * doc/md.texi (Blackfin family): New section to document constraints.
6627 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6629 2005-04-05 Olivier Hainque <hainque@adacore.com>
6631 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6632 match what the system unwinder expects.
6633 * config/mips/mips.c (mips_frame_set): If we're saving the return
6634 address register and the dwarf return address column number differs
6635 from the hard register number, adjust the note reg to refer to the
6638 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6640 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6641 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6642 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6643 (processor_type): New enum.
6644 (mn10300_processor): New variable.
6645 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6646 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6647 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6648 (PROCESSOR_DEFAULT): New macro.
6649 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6650 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6651 (mn10300_handle_option, mn10300_override_options): New functions.
6652 * config/mn10300/mn10300.opt: New file.
6654 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6655 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6657 PR tree-optimization/19903
6658 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6659 that don't fit in their type after conversion.
6661 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6664 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6665 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6666 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6667 flag here. Implement using define_insn_and_split.
6668 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6669 (frndintxf2_mask_pm_i387): New insn patterns.
6670 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6671 Do not set ix86_optimize_mode_switching flag.
6672 (ceilsf2, ceildf2, ceilxf2): Same.
6673 (btruncsf2, btruncdf2, btruncxf2): Same.
6674 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6676 2005-04-05 Ian Lance Taylor <ian@airs.com>
6679 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6680 i386_pe_record_external_function.
6681 (i386_pe_record_external_function): Update declaration.
6682 * config/i386/winnt.c (struct extern_list): Add decl field.
6683 (i386_pe_record_external_function): Add decl parameter.
6684 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6686 * config/i386/i386-protos.h (i386_pe_record_external_function):
6689 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6691 * config/m68k/m68k-protos.h: Add a prototype for
6692 valid_dbcc_comparison_p_2.
6693 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6694 extend_operator, const_uint32_operand, const_sint32_operand,
6695 general_src_operand, nonimmediate_src_operand,
6696 memory_src_operand, post_inc_operand, pre_dec_operand,
6697 pcrel_address): Move to predicates to predicates.md.
6698 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6699 * config/m68k/m68k.md: Include predicates.md.
6700 * config/m68k/predicates.md: New.
6702 2005-04-04 Roger Sayle <roger@eyesopen.com>
6704 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6706 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6708 2005-04-04 Ian Lance Taylor <ian@airs.com>
6710 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6712 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6713 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6714 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6715 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6716 * c-common.c (c_do_switch_warnings_1): New static function broken
6717 out of c_do_switch_warnings.
6718 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6719 (c_do_switch_expr_warnings): New function.
6720 * c-common.h (c_do_switch_expr_warnings): Declare.
6722 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6723 Daniel Jacobowitz <dan@codesourcery.com>
6725 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6727 * rtlanal.c (may_trap_p): Same.
6729 2005-04-04 Dale Johannesen <dalej@apple.com>
6731 * ChangeLog: remove reference to ChangeLog.12.
6733 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
6735 CRIS epilogue as RTL.
6736 * config/cris/cris.md: Change all 0 in unspec 0 to
6738 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6739 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6741 ("return"): Change to define_expand. Call cris_expand_return for
6743 ("*return_expanded"): New pattern.
6744 ("epilogue"): New define_expand.
6745 * config/cris/cris.h (PREDICATE_CODES): Add
6746 cris_load_multiple_op.
6747 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6749 (enum cris_retinsn_type): New.
6750 (struct machine_function): New member return_type.
6751 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6752 (cris_target_asm_function_epilogue): Remove, moving RTLified
6754 (cris_expand_epilogue): New function.
6755 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6756 (cris_gen_movem_load, cris_load_multiple_op)
6757 (cris_return_address_on_stack_for_return, cris_expand_return): New
6759 (cris_target_asm_function_prologue)
6760 (cris_initial_frame_pointer_offset): Call
6761 cris_reg_saved_in_regsave_area instead of complicated expression.
6762 Call cris_return_address_on_stack instead of an expression.
6763 (cris_print_operand) <case 'o', case 'O'>: New cases.
6764 (cris_return_address_on_stack): Change return-type to bool.
6765 (cris_simple_epilogue): Ditto. Return false if registers are
6767 * config/cris/cris-protos.h (cris_simple_epilogue)
6768 (cris_return_address_on_stack): Adjust prototype return type.
6769 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6770 (cris_return_address_on_stack_for_return): New prototypes.
6772 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6774 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6775 gpr_or_int12_operand.
6777 * config/frv/frv-protos.h: Add a prototype to
6778 frv_legitimate_memory_operand and frv_const_unspec_p.
6779 (frv_unspec): Move from frv.c.
6780 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6781 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6782 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6783 gpr_or_fpr_operand, gpr_or_int12_operand,
6784 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6785 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6786 int6_operand, int5_operand, uint5_operand, uint4_operand,
6787 uint1_operand, int_2word_operand, uint16_operand,
6788 upper_int16_operand, integer_register_operand,
6789 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6790 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6791 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6792 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6793 move_destination_operand, movcc_fp_destination_operand,
6794 frv_function_symbol_referenced_p, move_source_operand,
6795 condexec_dest_operand, condexec_source_operand,
6796 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6797 const_unspec_operand, gpr_or_memory_operand,
6798 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6799 icc_operand, fcc_operand, cc_operand, icr_operand,
6800 fcr_operand, cr_operand, call_operand, sibcall_operand,
6801 symbolic_operand, relational_operator,
6802 integer_relational_operator, float_relational_operator,
6803 ccr_eqne_operator, minmax_operator,
6804 condexec_si_binary_operator, condexec_si_media_operator,
6805 condexec_si_divide_operator, condexec_si_unary_operator,
6806 condexec_sf_conv_operator, condexec_sf_add_operator,
6807 condexec_memory_operand, intop_compare_operator, acc_operand,
6808 even_acc_operand, quad_acc_operand, accg_operand: Move to
6810 * config/frv/frv.h (PREDICATE_CODES): Remove.
6811 * config/frv/frv.md: Include predicates.md.
6812 * config/frv/predicates.md: New.
6814 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6817 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6818 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6819 (add_standard_iv_candidates_for_size): New function, extracting code
6820 from add_standard_iv_candidates and parameterizing it by type size.
6821 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6823 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6825 * system.h (GCOV_SIZE_TYPE): Unposion.
6826 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6827 (GCOV_TYPE_SIZE): ...this new macro.
6828 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6829 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6830 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6831 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6832 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6833 instead of unsigned_intSI_type_node.
6834 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6835 (rtl_gen_one_value_profiler_no_edge_manipulation)
6836 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6837 * value-prof.c: Include coverage.h.
6839 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
6840 Diego Novillo <dnovillo@redhat.com>
6842 Fix PR tree-optimization/20703
6843 Fix PR tree-optimization/20725
6845 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6846 (create_expression_by_pieces): Ditto.
6847 (valid_in_set): Ditto. Also handle tcc_declaration.
6848 (find_or_generate_expression): Handle comparison class.
6849 (insert_into_preds_of_block): Ditto.
6850 (insert_aux): Ditto.
6851 (create_value_expr_from): Handle comparison class, recursively
6852 handle reference nodes.
6853 (compute_avail): Handle comparison classes, rewrite a little cleaner.
6854 (execute_pre): Fix spacing.
6855 (do_fre): Renamed to execute_fre.
6857 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6859 * doc/invoke.texi (SPARC options): Document that
6860 -mlittle-endian is not supported on Linux either.
6862 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6866 * config.gcc (Obsolete configurations): Remove
6867 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6868 (sparclite-*-coff*): Delete.
6869 (sparclite-*-elf*): Likewise.
6870 (sparc86x-*-elf*): Likewise.
6871 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6872 * config/sparc/lite.h: Delete.
6873 * config/sparc/litecoff.h: Likewise.
6874 * config/sparc/liteelf.h: Likewise.
6875 * config/sparc/sp86x-elf.h: Likewise.
6876 * config/sparc/t-sparclite: Likewise.
6877 * config/sparc/t-sp86x: Likewise.
6879 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
6881 * config/s390/s390-protos.h: (s390_comparison,
6882 s390_alc_comparison, s390_slb_comparison, const0_operand,
6883 consttable_operand, larl_operand, s_operand,
6884 shift_count_operand, bras_sym_operand, load_multiple_operation,
6885 store_multiple_operation, s390_plus_operand): Remove prototypes.
6886 (s390_legitimate_address_without_index_p): New prototype.
6887 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6889 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6890 const0_operand, consttable_operand, larl_operand, s_operand,
6891 shift_count_operand, bras_sym_operand, load_multiple_operation,
6892 store_multiple_operation, s390_plus_operand): Move to
6894 (check_mode): Remove.
6895 (s390_branch_condition_mask): Remove 'static'. Move prototype to
6897 (s390_legitimate_address_without_index_p): New.
6898 * config/s390/s390.h (PREDICATE_CODES): Remove.
6899 * config/s390/s390.md: Include predicates.md.
6900 * config/s390/predicates.md: New.
6902 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6905 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6906 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6907 (NEED_INDICATE_EXEC_STACK): Define to 1.
6908 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6909 (NEED_INDICATE_EXEC_STACK): Define to 1.
6910 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6911 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6912 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6913 (pic_helper_emitted_p): New global.
6914 (emit_pic_helper): New function extracted from...
6915 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
6916 Do not call emit_pic_helper if delay_pic_helper is true.
6917 (sparc_expand_prologue): Pass 'false' to load_pic_register.
6918 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6919 (sparc_file_end): New function.
6921 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6923 * config/mcore/mcore-protos.h: Remove the prototypes for
6924 mcore_arith_reg_operand, mcore_general_movsrc_operand,
6925 mcore_general_movdst_operand, mcore_reload_operand,
6926 mcore_arith_J_operand, mcore_arith_K_operand,
6927 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6928 mcore_arith_K_S_operand, mcore_arith_imm_operand,
6929 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6930 mcore_literal_K_operand, mcore_addsub_operand,
6931 mcore_compare_operand, mcore_load_multiple_operation,
6932 mcore_store_multiple_operation, mcore_call_address_operand.
6933 Add a prototype for const_ok_for_mcore.
6934 * config/mcore/mcore.c (mcore_call_address_operand,
6935 mcore_general_movsrc_operand, mcore_general_movdst_operand,
6936 mcore_arith_reg_operand, mcore_reload_operand,
6937 mcore_arith_J_operand, mcore_arith_K_operand,
6938 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6939 mcore_arith_M_operand, mcore_arith_imm_operand,
6940 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6941 mcore_literal_K_operand, mcore_addsub_operand,
6942 mcore_compare_operand, mcore_load_multiple_operation,
6943 mcore_store_multiple_operation): Move to predicates.md.
6944 (const_ok_for_mcore): Export.
6945 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6946 * config/mcore/mcore.md: Include predicates.md.
6947 * config/mcore/predicates.md: New.
6949 * config/mcore/predicates.md: Fix a comment typo.
6951 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
6952 Adrian Straetling <straetling@de.ibm.com>
6954 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6955 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6956 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6958 ("imul"): Removed from "type" attribute.
6959 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6960 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6961 Changed type to imulsi.
6962 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6964 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6966 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6967 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6968 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6969 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6970 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6971 (TARGET_SWITCHES, mcore_stack_increment_string)
6972 (TARGET_OPTIONS): Delete.
6973 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6974 than *_BIT constants.
6975 (TARGET_8ALIGN): #undef old definition before redefining to 1.
6976 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6977 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6978 (mcore_override_options): Delete mcore_stack_increment code.
6979 Change use of M340_BIT to MASK_M340.
6980 * config/mcore/mcore.opt: New file.
6982 2005-04-04 Ian Lance Taylor <ian@airs.com>
6984 * config/arm/arm.c (replace_symbols_in_block): Remove static
6987 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6989 * config/fr30/fr30-protos.h: Remove the prototypes for
6990 stack_add_operand, add_immediate_operand,
6991 high_register_operand, low_register_operand, call_operand,
6992 di_operand, and nonimmediate_di_operand.
6993 * config/fr30/fr30.c (stack_add_operand,
6994 add_immediate_operand, high_register_operand,
6995 low_register_operand, call_operand, di_operand,
6996 nonimmediate_di_operand): Move to predicates.md.
6997 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6998 * config/fr30/fr30.md: Include predicates.md.
6999 * config/fr30/predicates.md: New.
7001 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
7002 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
7003 mcore_call_address_operand.
7005 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
7006 general_movsrc_operand.
7008 2005-04-04 Alan Modra <amodra@bigpond.net.au>
7010 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
7013 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
7016 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
7019 2005-04-04 Richard Henderson <rth@redhat.com>
7020 Jakub Jelinek <jakub@redhat.com>
7022 PR rtl-optimization/16104
7023 * fold-const.c (fold_unary): Fix folding of vector conversions.
7025 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7027 * config.gcc (xstormy16-*-elf): Set extra_options.
7028 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
7029 * config/stormy16/stormy16.opt: New file.
7031 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
7033 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
7034 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
7035 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
7036 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
7037 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
7038 (TARGET_UNIX_ASM): Delete.
7039 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
7040 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
7041 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
7042 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7043 * config/pdp11/pdp11.opt: New file.
7045 2005-04-03 Roger Sayle <roger@eyesopen.com>
7046 Alexandre Oliva <aoliva@redhat.com>
7049 * fold-const.c (non_lvalue): Split tests into...
7050 (maybe_lvalue_p): New function.
7051 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
7052 C++ front-end prior to lowering into gimple form.
7054 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7056 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
7057 BUILT_IN_STRNCASECMP): New.
7058 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
7061 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
7064 * arm.md (addsi3_compare0_for_combiner): Delete.
7065 (addsi3_compare0_scratch_for_combiner): Delete.
7066 (cmpsi_neg_shiftsi): Delete.
7067 (compare_negsi_si): New pattern.
7068 (cmpsi_negshiftsi_si): New pattern.
7069 (negated_cbranchsi4): Restrict to equality_operator.
7071 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
7074 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7076 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
7079 * doc/install.texi: Fix a typo.
7081 2005-04-03 Steven Bosscher <stevenb@suse.de>
7084 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
7085 a computed goto if the edge to the computed goto block has
7086 incoming abnormal edges. Clarify how the function works.
7088 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
7090 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
7091 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
7092 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
7093 hash_scan_set, reg_set_between_after_reload_p,
7094 reg_used_between_after_reload_p, get_avail_load_store_reg,
7095 eliminate_partially_redundant_load): Likewise.
7096 * postreload.c (reload_cse_simplify_set,
7097 reload_combine_note_use): Likewise.
7098 * predict.c (predict_insn, expected_value_to_br_prob,
7099 propagate_freq, expensive_function_p): Likewise.
7100 * print-rtl.c (print_rtx): Likewise.
7101 * profile.c (instrument_edges, instrument_values,
7102 compute_branch_probabilities, branch_prob, union_groups,
7103 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7104 * protoize.c (in_system_include_dir, file_could_be_converted,
7105 file_normally_convertible, gen_aux_info_file, seek_to_line,
7106 do_cleaning): Likewise.
7107 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7108 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7109 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7111 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7113 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7114 * modulo-sched.c (undo_replace_buff_elem): New structure.
7115 (kernel_number_of_cycles, ps_unschedule_node,
7116 undo_generate_reg_moves,free_undo_replace_buff,
7117 undo_permute_partial_schedule, loop_single_full_bb_p,
7118 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7119 build_loops_structure, get_sched_window): New.
7120 (generate_reg_moves): Return undo_replace_buff_elem and other
7122 (generate_prolog_epilog): Remove old loop versioning.
7123 (sms_schedule): Use loop information and loop_version.
7124 (sms_schedule_by_order): Split part of it to get_sched_window.
7125 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7126 cfg_layout_finalize and free_dominance_info before/after SMS.
7128 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7130 * cfghooks.c (lv_flush_pending_stmts,
7131 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7132 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7133 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7134 lv_add_condition_to_bb,
7135 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7136 flush_pending_stmts): New in cfg_hooks structure.
7137 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7138 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7139 lv_add_condition_to_bb): New declarations.
7140 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7142 (loop_version): Declare.
7143 * cfgloopmanip.c (cfghooks.h): Include.
7144 (duplicate_loop_to_header_edge): Change return type to bool.
7145 (loop_version, lv_adjust_loop_entry_edge): Move here.
7146 * cfgrtl.c (cfgloop.h): Include.
7147 (rtl_verify_flow_info_1): Fix.
7148 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7149 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7151 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7152 tree_lv_add_condition_to_bb): New.
7153 (tree_cfg_hooks): Add new hooks to initialization.
7154 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7155 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7157 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7159 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7160 xstormy16_below100_or_register,
7161 xstormy16_splittable_below100_or_register, and
7162 nonimmediate_nonstack_operand.
7164 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7165 xstormy16_ineqsi_operator, equality_operator,
7166 inequality_operator, shift_operator,
7167 xstormy16_below100_operand, xstormy16_below100_or_register,
7168 xstormy16_splittable_below100_or_register,
7169 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7170 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7171 equality_operator, inequality_operator,
7172 xstormy16_below100_operand, xstormy16_below100_or_register,
7173 xstormy16_splittable_below100_or_register,
7174 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7175 nonimmediate_nonstack_operand, shift_operator): Move to
7177 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7178 * config/stormy16/stormy16.md: Include predicates.md.
7179 * config/stormy16/predicates.md: New.
7181 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7183 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7184 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7185 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7186 move_operand, power_of_2_operand): Move to predicates.md.
7187 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7188 PREDICATE_CODE): Remove.
7189 * config/iq2000/iq2000.md: Include predicates.md.
7190 * config/iq2000/predicates.md: New.
7192 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7194 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7195 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7196 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7197 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7198 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7199 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7200 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7201 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7202 (TARGET_M68HC11): Delete.
7203 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7204 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7205 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7206 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7207 (nb_soft_regs): Delete.
7208 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7209 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7210 and MASK_M6812 being set simultaneously. Change the code that sets
7211 the default m68hc11_soft_reg_count to use integers instead of strings.
7212 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7213 m68hc11_soft_reg_count (which now has an int type) as the number
7215 * config/m68hc11/m68hc11.opt: New file.
7217 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7219 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7220 fp_displacement_operand, sp_displacement_operand.
7222 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7224 Remove the prototypes for tst_operand, cmp_operand,
7225 stack_register_operand, d_register_operand,
7226 hard_addr_reg_operand, splitable_operand,
7227 m68hc11_logical_operator, m68hc11_arith_operator,
7228 m68hc11_non_shift_operator, m68hc11_shift_operator,
7229 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7230 non_push_operand, hard_reg_operand, and
7231 reg_or_some_mem_operand.
7232 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7234 (tst_operand, cmp_operand, non_push_operand,
7235 splitable_operand, reg_or_some_mem_operand,
7236 stack_register_operand, d_register_operand,
7237 hard_addr_reg_operand, hard_reg_operand,
7238 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7239 m68hc11_arith_operator, m68hc11_non_shift_operator,
7240 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7242 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7243 * config/m68hc11/m68hc11.md: Include predicates.md.
7244 * config/m68hc11/predicates.md: New.
7246 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7249 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7250 change checked in along with 2005-03-03's patch for debug/20253.
7251 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7252 (remap_decl): Insert type decl in map earlier.
7254 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7256 PR tree-optimization/20640
7257 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7258 post-dominator if it has phi nodes.
7259 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7260 before dead statements.
7262 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7265 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7267 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7269 PR rtl-optimization/20290
7270 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7271 in every iteration if the entry point is the exit test.
7273 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7275 * config/cris/cris.md (attribute "length"): Define.
7277 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7279 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7280 (word_offset_memref_operand): New.
7281 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7282 (indexed_or_indirect_operand): Delete.
7283 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7284 (indexed_or_indirect_operand): Delete.
7286 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7289 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7292 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7293 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7295 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7297 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7299 2005-04-01 Ian Lance Taylor <ian@airs.com>
7301 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7302 (rus, prus): Remove static variables.
7303 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7304 (process_command): Permit report_times and use_pipes together.
7306 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7308 * c-decl.c (validate_proto_after_old_defn): Look at
7309 TYPE_MAIN_VARIANT of argument types.
7311 2005-04-01 Paul Brook <paul@codesourcery.com>
7313 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7314 (arm_output_function_epilogue): Allow call_via_SP.
7315 (thumb_call_via_reg, arm_file_end): Ditto.
7316 * config/arm/arm.h (struct machine_function): Include space for SP.
7317 (thumb_call_via_label): Update declaration.
7319 2005-04-01 Ian Lance Taylor <ian@airs.com>
7321 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7322 doing a peephole optimization, once again put any notes in the
7325 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7327 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7329 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7331 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7332 (block_alloc, find_free_reg): Likewise.
7333 * loop-doloop.c (doloop_modify): Likewise.
7334 * loop-invariant.c (record_use): Likewise.
7335 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7336 get_iv_value, canon_condition, eliminate_implied_condition,
7337 eliminate_implied_condition, simplify_using_initial_values,
7338 shorten_into_mode, canonicalize_iv_subregs,
7339 iv_number_of_iterations): Likewise.
7340 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7341 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7342 unswitch_loop): Likewise.
7343 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7344 move_movables, replace_call_address, find_and_verify_loops,
7345 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7346 record_giv, final_giv_value, general_induction_var,
7347 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7348 loop_giv_dump): Likewise.
7350 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7351 GCOV_CHECK_WRITING): Remove.
7352 (gcov_position, gcov_rewrite): Use gcc_assert.
7353 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7354 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7355 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7358 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7360 * tree-inline.c: Fix a typo.
7362 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7364 * configure.ac (enable-checking): Explicitly set all variables for
7365 collective switch values. Alphabetize variables. Rename
7366 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7368 * doc/install.texi (enable-checking): Update documentation.
7369 * configure: Rebuilt.
7371 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7373 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7376 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7378 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7379 Also reject cases where this pattern will cause load delay stalls
7380 unless optimizing for size and it will produce a shorter sequence.
7381 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7382 variants to avoid pre-adjusting the base when possible.
7384 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7386 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7387 the frame and argument pointers.
7388 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7389 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7390 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7391 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7392 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7393 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7395 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7397 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7398 with entry for selectany attribute.
7399 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7401 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7402 (i386_pe_asm_named_section): Handle sections generated by
7403 selectany attribute.
7404 * doc/extend.texi (selectany): Document attribute.
7406 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7407 Jan Hubicka <jh@suse.cz>
7409 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7410 to fix addresses involving EBP and ESP.
7411 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7412 for SUBREGed registers.
7413 (legitimate_address_p): Accept SUBREGed registers.
7415 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7418 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7419 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7422 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7424 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7426 2005-04-01 James E Wilson <wilson@specifixinc.com>
7429 * dwarf2out.c (rtl_for_decl_init): New function.
7430 (rtl_for_decl_location): Extracted from here.
7431 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7432 add_const_value_attribute. Delete initializer_constant_valid_p call.
7434 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7436 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7437 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7438 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7439 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7440 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7441 config/i386/i386.md, config/rs6000/predicates.md,
7442 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7443 config/s390/s390.c, config/stormy16/stormy16.c,
7444 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7447 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7450 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7451 COND_EXPR and CALL_EXPR.
7453 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7456 * genautomata.c (first_cycle_unit_presence): Check all alternative
7457 states for unit presence.
7459 * doc/md.texi: Remove remark about impossibility to query unit
7460 presence in non nondeterministic automaton state.
7462 * config/ia64/ia64.c (get_template): Change order of unit querying.
7464 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7466 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7469 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7471 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7472 flag for edges outside any loops.
7474 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7476 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7478 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7480 * tree-ssa-alias.c: Follow spelling conventions.
7481 * doc/tree-ssa.texi: Fix a typo.
7483 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7485 * postreload-gcse.c: Include target.h.
7486 (gcse_after_reload_main): Return early if we cannot modify jumps.
7487 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7489 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7491 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7492 expensive operations.
7494 2005-03-31 Ian Lance Taylor <ian@airs.com>
7496 * collect2.c (lderrout): New variable.
7497 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7498 if it is set, to stderr.
7499 (handler): Unlink lderrout if it is set.
7500 (dump_file): Add "to" parameter. Change all callers.
7501 (main): Initialize lderrout.
7502 (collect_execute): Add errname parameter. Change all callers.
7503 Rename redir parameter to outname. Never pass
7504 PEX_STDERR_TO_STDOUT to pex_run.
7505 * collect2.h (collect_execute, dump_file): Update declarations.
7506 * tlink.c (tlink_execute): Add errname parameter. Change all
7508 (do_tlink): Check lderrout as well as ldout.
7510 2005-03-31 Caroline Tice <ctice@apple.com>
7512 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7513 (bb-reorder.o): Add errors.h to list of requirements.
7514 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7515 profiledbootstrap flags.
7516 * bb-reorder.c (errors.h): Add new include.
7517 (struct bbro_basic_block_data_def): Add new field, in_trace.
7518 (add_unlikely_executed_notes): Remove function.
7519 (mark_bb_for_unlikely_executed_section): Remove function.
7520 (insert_section_boundary_note): New function.
7521 (verify_hot_cold_block_grouping): New function.
7522 (push_to_next_round_p): Remove variables and tests that push all
7523 cold blocks to last round.
7524 (find_traces): Remove code that added extra round of trace finding
7525 when doing partitioning.
7526 (find_traces_1_round) : Remove variable last_round; add code to
7527 update new struct field, in_trace; correct trace_length where it was
7528 incorrect before (after call to copy_bb); change code that pushed all
7529 cold blocks to last round. Instead verify that all blocks going into
7530 a trace belong in the same partition.
7531 (connect_traces): Modify to connect the traces in two passes, if the
7532 function contains both hot and cold blocks. The first pass connects
7533 all the traces for blocks in the partition that the first block in
7534 the function belongs to; the second pass connnects all the traces
7535 containing blocks that belong in the other partition.
7536 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7537 code that automatically put the first block in a function into the
7538 hot partition if the function had any hot blocks.
7539 (fix_crossing_unconditional_branches): Check number of succ edges
7540 before attempting to get one.
7541 (fix_edges_for_rarely_executed_code): Update comment describing
7543 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7544 remove call to add_unlikely_executed_notes; add call to
7545 verify_hot_cold_block_grouping.
7546 (duplicate_computed_gotos): Don't change computed goto if it's a
7548 (partition_hot_cold_basic_blocks): Update function comment.
7549 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7551 (try_forward_edges): Likewise.
7552 (merge_blocks_move_predecessor_nojumps): Likewise.
7553 (merge_blocks_move_successor_nojumps): Likewise.
7554 (merge_blocks_move): Likewise.
7555 (try_crossjump_bb): Likewise.
7556 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7557 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7558 notes to cold bb's; remove call to update_unlikely_executed_notes.
7559 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7560 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7561 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7562 function declaration.
7563 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7565 (rtl_can_merge_blocks): Remove redundancy from condition.
7566 (try_redirect_by_replacing_jump): Likewise.
7567 (force_nonfallthru_and_redirect): Remove code for adding
7568 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7569 (commit_one_edge_insertion): Likewise.
7570 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7571 * dbxout.c (FORCE_TEXT): Replace function_section with
7572 current_function_section.
7573 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7574 function, switch_text_section.
7575 (struct xcoff_debug): Likewise.
7576 (dbxout_function_end): Add code to put out label diffs for both
7577 hot and cold sections.
7578 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7579 for new debug_hooks funciton, switch_text_section..
7580 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7581 switch_text_section.
7582 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7583 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7584 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7585 dw_fde_switched_sections.
7586 (output_call_frame_info): Add test to see if function switches text
7587 sections in the middle; if so, use appropriate extra hot and cold
7588 section labels to compute size deltas for the hot and cold sections.
7589 (dwarf2out_begin_prologue): Add code to initialize new fields in
7591 (dwarf2out_switch_text_section): New function (invoked through
7592 debug_hook); updates new fields in dw_fde_struct appropriately and
7593 increments separate_line_info_table_in_use.
7594 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7595 dwarf2out_switch_text_section.
7596 (struct var_loc_node): Add new field, section_label.
7597 (output_aranges): Add code to check whether in hot or cold section and
7598 use the appropriate label in calculating deltas.
7599 (output_ranges): Likewise.
7600 (output_line_info): Add code to check which section we're in and
7601 use appropriate hot/cold label.
7602 (add_location_or_constant_value_attribute): Likewise.
7603 (gen_subprogam_die): Modify arange attributes to use correct labels.
7604 (dwarf2out_begin_block): Change call to function_section into call to
7605 current_function_section.
7606 (dwarf2out_end_block): Likewise.
7607 (dwarf2out_source_line): Likewise.
7608 (dwarf2out_var_location): Add code to check whether in hot or cold
7609 section and use the appropriate label.
7610 * except.c (output_function_exception_table): Change call to
7611 function_section into call to current_function_section.
7612 * final.c (profile_function): Likewise.
7613 (scan_ahead_for_unlikely_executed_note): Remove function.
7614 (final_scan_insn): Remove calls to
7615 scan_ahead_for_unlikely_executed_note, and related code for switching
7616 to cold section, except for the single time
7617 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7618 debug_hooks->switch_text_sections; replace appropriate calls to
7619 function_section with calls to current_function_section.
7620 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7621 test_bb to condition.
7622 (find_if_case_2): Likewise.
7623 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7624 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7625 * opts.c (decode_options): Change warning about hot/cold partitioning
7626 with exceptionss to inform (so as not to cause bootstrap failures);
7627 remove warning about partitioning with DWARF debug info.
7628 * output.h (current_function_section): Add new function decl.
7629 (insert_section_boundary_note): Likewise.
7630 (enum in_section): Move this declaration here from varasm.c.
7631 (unlikely_section_label): Likewise.
7632 (unlikely_text_section_name): Likewise.
7633 (last_text_section_name): New global variable.
7634 (last_text_section): Likewise.
7635 (hot_section_label): Likewise.
7636 (hot_section_end_label): Likewise.
7637 (cold_section_end_label): Likewise.
7638 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7639 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7640 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7641 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7642 insn from consideration.
7643 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7644 switch_text_section.
7645 * varasm.c (basic-block.h): Add new include.
7646 (unlikely_section_label_printed): Remove global variable.
7647 (unlikely_section_label): Make global variable not be static any more.
7648 (unlikely_text_section_name): Likewise.
7649 (hot_section_end_label): New global variable (not static)
7650 (first_function_block_is_cold): Likewise.
7651 (hot_section_label): Likewise.
7652 (cold_section_end_label): Likewise..
7653 (last_text_section): New global variable, not static.
7654 (last_text_section_name): New global variable, not static.
7655 (initialize_cold_section_name): New function.
7656 (enum in_section): Move declaration to output.h.
7657 (text_section): Update last_text_section.
7658 (unlikely_text_section): Replace code to determine cold section name
7659 with call to initialize_cold_section_name; Add code to update
7660 last_text_section; remove code for printing out label.
7661 (named_section_real): Add code to update last_text_section and
7662 last_text_section_name as appropriate.
7663 (function_section): Change test for 'unlikely' to depend on
7664 first_function_block_is_cold (moved old test to
7665 current_function_section).
7666 (current_function_section): New function.
7667 (assemble_start_function): Move code that frees
7668 unlikely_text_section_name; initialize hot_section_end_label;
7669 print hot and cold section labels at the start of the function;
7670 set first_function_block_is_cold, if appropriate; initialize l
7671 ast_text_section; add call to insert_section_boundary_note.
7672 (assemble_end_function): Add code to write out hot and cold section
7674 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7675 switch_text_section.
7676 * config/darwin.c (machopic_select_section): Replace incorrect
7677 function in base_funs; update reloc for cold sections if necessary.
7678 * config/darwin.h (SECTION_FUNCTION): Add code to update
7679 last_text_section if appropriate.
7680 (text_unlikely_section): Remove.
7681 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7682 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7683 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7684 partitioning for this architecture.
7686 2005-03-31 Olivier Hainque <hainque@adacore.com>
7688 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7689 defined and non-zero.
7691 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7694 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7697 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7700 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7701 label operand. Remove (use (unspec..)). Don't emit a label on
7703 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7704 generate inline label for load_toc_v4_PIC_1b.
7705 (rs6000_emit_load_toc_table): Likewise.
7707 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7709 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7710 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7712 2005-03-29 Devang Patel <dpatel@apple.com>
7714 * tree-sra.c (decide_block_copy): Disable scalarization of
7717 2005-03-30 Stuart Hastings <stuart@apple.com>
7718 Dale Johannesen <dalej@apple.com>
7720 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7721 * print-tree.c (print_node): Add case STATEMENT_LIST.
7723 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7725 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7726 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7727 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7728 is given with "powerpc64*" or "all", or when --with-cpu chooses
7731 2005-03-30 James E. Wilson <wilson@specifixinc.com>
7734 * dwarf2out.c (add_high_low_attributes): New function, extracted from
7735 gen_lexical_block_die.
7736 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7738 2005-03-31 Jan Hubicka <jh@suse.cz>
7740 2004-11-02 Jan Hubicka <jh@suse.cz>
7742 * cgraph.c (cgraph_varpool_node_name): New function.
7743 (dump_cgraph_varpool_node): New function.
7744 (dump_varpool): New function.
7745 * cgraphunit.c (cgraph_optimize): Dump varpool.
7747 2004-10-16 Jan Hubicka <jh@suse.cz>
7749 * cgraph.c (decide_is_variable_needed): New function.
7750 (cgraph_varpool_finalize_decl): Use it.
7751 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7753 * final.c (output_addr_const): Do not call mark_referenced.
7754 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7755 always go via cgraph.
7756 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7757 (check_global_declarations): Ifdef out code clearing DECL_RTL.
7758 * tree-optimize.c (execute_inline): Mark functions called.
7759 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7761 2004-10-11 Jan Hubicka <jh@suse.cz>
7763 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7764 (cgraph_varpool_last_needed_node): New static variable.
7765 (enqueue_needed_varpool_node): Break out from ...; add items to the
7766 end of queue; update first pointers.
7767 (cgraph_varpool_mark_needed_node): ... here.
7768 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7769 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7770 * cgraph.h (cgraph_varpool_node): Add analyzed field.
7771 (cgraph_varpool_first_unanalyzed_node): Declare.
7772 * cgraphunit.c: Include output.h.
7773 (cgraph_varpool_analyze_pending_decls): New function.
7774 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7775 for errors, analyze pending decls.
7776 (cgraph_finalize_compilation_unit): Only analyze decls.
7777 (cgraph_optimize): Assemble the decls after expanding.
7779 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
7781 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7782 subvars get marked properly in tags for grouping.
7783 (add_pointed_to_var): Mark only actual pointed to
7784 variables/subvars in addresses needed.
7785 (create_overlap_variables_for): Clear call clobbered on original
7787 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7788 addresable vars with subvars into list.
7789 * tree-ssa.c (verify_ssa_name): Verify original is not used where
7792 2005-03-30 Richard Henderson <rth@redhat.com>
7794 * cgraph.h (struct cgraph_node): Add alias.
7795 * varasm.c (assemble_alias): Set it.
7796 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7797 avoid calling cgraph_expand_function.
7799 2005-03-30 Tom Tromey <tromey@redhat.com>
7801 * tree.def (FILE_TYPE): Removed.
7802 * typeclass.h (enum type_class): Removed file_type_class.
7803 * dwarf2out.c (is_base_type): Updated.
7804 (gen_type_die): Likewise.
7805 * dbxout.c (dbxout_type): Updated.
7806 * builtins.c (type_to_class): Updated.
7807 * tree.c (type_contains_placeholder_1): Updated.
7808 * config/sparc/sparc.c (sparc_type_code): Updated.
7809 * config/ia64/ia64.c (hfa_element_mode): Updated.
7810 * expr.c (count_type_elements): Updated.
7811 * stor-layout.c (layout_type): Updated.
7812 * tree-inline.c (remap_type): Updated.
7813 * tree-pretty-print.c (dump_generic_node): Updated.
7815 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7817 * builtins.c (expand_builtin_powi): Fix mode of
7818 2nd argument to match int.
7819 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7820 2nd argument type to int.
7821 * libgcc2.c: Change prototype of __powi* functions to use
7824 2005-03-30 Dale Johannesen <dalej@apple.com>
7827 * calls.c (expand_call): Flush pending deferrals before
7830 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7834 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7835 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7836 c_label_context, label_context_stack): New.
7837 * c-decl.c (define_label): Check for jumps into statement
7838 expressions. Add label to list of defined labels.
7839 (start_function): Push context on label_context_stack.
7840 (finish_function): Pop context from label_context_stack.
7841 * c-typeck.c (label_context_stack): New.
7842 (c_finish_goto_label): Check for jumps into statement
7843 expressions. Add label to list of jumped to labels.
7844 (struct c_switch): Add blocked_stmt_expr.
7845 (c_start_case): Initialize it.
7846 (do_case): Check it.
7847 (c_finish_case): Verify !blocked_stmt_expr.
7848 (c_begin_stmt_expr): Push context on label_context_stack.
7849 Increment blocked_stmt_expr. Mark labels jumped to from outside
7851 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
7852 defined in the statement expression and no longer jumpable to.
7853 Mark labels jumped to from just outside the statement expression
7854 as again definable. Pop context from label_context_stack.
7855 * doc/extend.texi (Statement Exprs): Update.
7857 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7860 * c-decl.c (start_function): Check for old_decl being
7863 2005-03-30 Ian Lance Taylor <ian@airs.com>
7865 * final.c (final): Remove prescan parameter. Change all callers.
7866 (final_scan_insn): Remove prescan parameter. Change all callers.
7868 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
7870 * tree-vectorizer.c: Fix comment typos.
7872 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
7874 * tree-scalar-evolution.c (instantiate_parameters_1): Return
7875 as soon as a chrec_dont_know is detected.
7877 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
7879 Merge from csl-arm-branch.
7880 2004-02-12 Mark Mitchell <mark@codesourcery.com>
7882 * tlink.c (recompile_files): Do not assume that "rename" can
7883 overwrite an existing file.
7885 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
7887 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7888 * gcc/configure: Regenerate.
7890 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7892 * doc/install.texi: Update binutils requirement for powerpc*-linux.
7894 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7896 * calls.c (struct arg_data): Update "partial" comment.
7897 (load_register_parameters): Update "nregs" comment.
7899 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7901 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7902 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7903 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7904 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7905 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7906 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7907 than target_flags & 0.
7908 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7909 (iq2000_arch, iq2000_parse_cpu): Delete.
7910 (TARGET_HANDLE_OPTION): Override default.
7911 (iq2000_handle_option): New function.
7912 (override_options): Remove -march= and -mcpu= handling.
7913 * config/iq2000/iq2000.opt: New file.
7915 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7917 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7918 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7919 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7920 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7921 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7922 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7923 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7924 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7925 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7926 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7927 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7928 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7929 (c4x_rpts_cycles_string, c4x_cpu_version_string)
7930 (TARGET_OPTIONS): Delete.
7931 (c4x_rpts_cycles, c4x_cpu_version): Declare.
7932 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7933 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7934 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7935 (c4x_cpu_version_string): Delete.
7936 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7937 (c4x_handle_option): New function. Map -m3x and -m4x options to the
7938 equivalent -mcpu= option.
7939 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7940 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7941 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7942 or clearing the appropriate MASK_* bit.
7943 (c4x_file_start): Use c4x_cpu_version.
7944 * config/c4x/c4x.opt: New file.
7946 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7948 * doc/options.texi: Document the new MaskExists flag.
7949 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7950 if the option has the MaskExists flag.
7952 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7954 * opt-functions.awk (flag_set_p, test_flag): New functions.
7955 (switch_flags): Use them.
7956 * opth-gen.awk: Use flag_set_p to check for flags.
7957 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
7959 2005-03-30 Ian Lance Taylor <ian@airs.com>
7961 * config.host (i[34567]86-*-mingw32*): Don't set
7962 host_can_use_collect2 to no.
7964 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7967 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7968 Remove convert_memory_address call duplicating that in memory_address.
7970 2005-03-29 Richard Henderson <rth@redhat.com>
7973 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7974 (build_compound_literal): Likewise. Propagate decl type into the
7976 (finish_decl): Likewise. Use new return value from complete_array_type
7977 for zero sized arrays.
7978 (complete_array_type): Move ...
7979 * c-common.c (complete_array_type): ... here. Change first argument
7980 to pointer-to-type-node. Consistently use sizetype for the index
7981 except for zero sized arrays. Detect zero sized arrays for pedantic
7982 mode diagnostics. Create a new type node instead of modifying the
7984 * c-tree.h (complete_array_type): Move decl ...
7985 * c-common.h (complete_array_type): ... here.
7987 2005-03-29 Richard Henderson <rth@redhat.com>
7990 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7992 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7994 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7995 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7996 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7997 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7999 2005-03-29 Eric Christopher <echristo@redhat.com>
8001 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
8002 truthvalue conversion removal.
8004 2005-03-29 Ian Lance Taylor <ian@airs.com>
8007 * collect2.c: Never include <vfork.h>.
8008 (VFORK_STRING, vfork): Don't define.
8009 (pid): Remove global variable.
8010 (handler): Call raise instead of kill (getpid(), ...).
8011 (collect_wait): Add pex parameter. Change all callers. Use
8012 pex_get_status rather than pwait.
8013 (do_wait): Add pex parameter. Change all callers.
8014 (collect_execute): Return struct pex_obj * rather than void. Use
8015 pex routines rather than pexecute.
8016 (fork_execute): Get pex_obj from collect_execute, and pass it to
8018 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
8019 Only declare quit_handler if SIGQUIT is defined.
8020 (scan_libraries): Likewise.
8021 * collect2.h (collect_execute): Update declaration.
8022 (collect_wait): Update declaration.
8023 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
8024 pass it to collect_wait.
8026 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
8029 * c-parser.c (c_parser_compound_statement_nostart): Give error
8030 message for EOF instead of just setting parser->error.
8032 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
8034 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
8035 (slpeel_update_phi_nodes_for_guard1): New function.
8036 (slpeel_update_phi_nodes_for_guard2): New function.
8037 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
8038 of slpeel_update_phi_nodes_for_guard.
8039 (vectorize_loops): Remove call to loop_closed_rewrite.
8040 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
8043 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
8045 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
8046 (TARGET_LITTLE_ENDIAN): New macro.
8047 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
8048 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
8049 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
8050 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
8051 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
8052 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
8053 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
8054 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
8055 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
8056 (TARGET_OPTIONS): Delete.
8057 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
8058 (CACHE_FLUSH_TRAP): Turn into an integer.
8059 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
8060 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
8061 -mflush-trap is in use.
8062 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
8063 (m32r_cache_flush_trap_string): Delete.
8064 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
8065 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
8066 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
8067 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8068 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
8069 -mmodel= and -msdata= handling from...
8070 (m32r_init): ...here.
8071 * config/m32r/m32r.opt: New file.
8073 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
8075 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
8076 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
8077 * tree-vect-analyze.c (vect_object_analysis): additional parm
8078 pass back a "struct ptr_info_def *" with the points-to info.
8079 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
8080 statement using info returned from vect_object_analysis.
8081 * tree-vect-transform.c (update_vuses_to_preheader): New function.
8082 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
8083 for virtual uses and defs when creating a replacement vector
8084 reference. Call duplicate_ssa_name_ptr_info to define points-to
8085 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
8086 (vectorizable_store): copy_virtual_operands and update
8087 definition statements.
8088 (vectorizable_load): copy_virtual_operands. Remove call to
8089 mark_call_clobbered_vars_to_rename for call to "const" builtin.
8090 * tree-vectorizer.c (vectorize_loops): Remove calls to
8091 rewrite_into_ssa and bitmap_clear (vars_to_rename).
8092 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
8093 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
8094 define macro STMT_VINFO_PTR_INFO for use in accessing.
8095 * tree.h add export of duplicate_ssa_name_ptr_info.
8096 * rs6000.c (altivec_init_builtins): Declare builtin function
8097 __builtin_altivec_mask_for_load to be "const".
8099 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8102 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8103 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8104 assemble_variable on aliases.
8105 * varasm.c (assemble_alias): Set node->alias.
8106 * toplev.c (wrapup_global_declarations): Don't call
8107 rest_of_decl_compilation on aliases again.
8109 2005-03-29 Paul Brook <paul@codesourcery.com>
8111 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8112 * config/arm/arm.c (arm_dbx_register_number): New function.
8113 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8115 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8118 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8119 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8121 2005-03-29 Dale Johannesen <dalej@apple.com>
8123 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8124 $(TREE_H) and $(COVERAGE_H).
8125 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8126 * opts.c (common_handle_option): Enable tree-based value transforms.
8127 * toplev.c (process_options): Ditto.
8128 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8129 refers to references to this type.
8130 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8131 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8132 for may_be_more, may_be_less.
8133 (rtl_gen_pow2_profiler): Adjust.
8134 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8135 (rtl_gen_one_value_profiler): Adjust.
8136 (rtl_gen_const_delta_profiler): Adjust.
8137 * tree-profile.c (tree_gen_interval_profiler): Implement.
8138 (tree_gen_pow2_profiler): Ditto.
8139 (tree_gen_one_value_profiler): Ditto.
8140 (tree_profiling): New.
8141 (pass_tree_profile): Reference it.
8142 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8144 (insn_divmod_values_to_profile): Rename to
8145 rtl_divmod_values_to_profile. Adjust.
8146 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8147 (insn_prefetch_values_to_profile): Adjust.
8148 (rtl_value_profile_transformations): Adjust.
8149 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8150 (gen_mod_pow2): Rename to rtl_mod_pow2.
8151 (gen_mod_subtract): Rename to rtl_mod_subtract.
8152 (divmod_fixed_value_transform): Rename to
8153 rtl_divmod_fixed_value_transform.
8154 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8155 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8156 (rtl_find_values_to_profile): Adjust.
8157 (tree_value_profile_transformations): Implement.
8158 (tree_divmod_values_to_profile): New.
8159 (tree_values_to_profile): New.
8160 (tree_divmod_fixed_value): New.
8161 (tree_mod_pow2): New.
8162 (tree_mod_subtract): New.
8163 (tree_divmod_fixed_value_transform): New.
8164 (tree_mod_pow2_value_transform): New.
8165 (tree_mod_subtract_transform): New.
8166 (tree_find_values_to_profile): Implement.
8167 * profile.c (instrument_values): Free histograms.
8168 (compute_value_histograms): Adjust. Implement tree version.
8170 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8172 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8173 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8174 variable. Output "fldcw" depending on round_mode.
8175 * config/i386/i386.md (UNSPEC_FIST): New.
8176 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8177 New isns patterns to implement lrint and llrint built-ins as x87
8179 (fistdi2, fist<mode>2 splitters): New splitters.
8180 (lrint<mode>2): New expanders.
8182 2005-03-28 Ian Lance Taylor <ian@airs.com>
8184 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8185 0 when calling final_scan_insn.
8187 2005-03-28 Jan Hubicka <jh@suse.cz>
8190 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8193 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8194 types where possible.
8196 2005-03-26 Per Bothner <per@bothner.com>
8198 Make -f[no-]show-column also control non-cpp diagnostics.
8199 * c.opt (fshow-column): Move option from here ...
8200 * common.opt (fshow-column): ... to here.
8201 * diagnostic.c (diagnostic_build_prefix): Only print column number
8202 if flag_show_column.
8204 2005-03-27 Steven Bosscher <stevenb@suse.de>
8206 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8207 vax_output_conditional_branch): New prototypes.
8208 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8209 extracted from vax.md mov and add patterns.
8210 (vax_output_conditional_branch): New function to output conditional
8211 branch instructions.
8212 * vax.md: Use mode macros for arithmetic and mov patterns.
8213 Use code macros for the jump patterns.
8215 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8217 * Makefile.in (libbackend.o): Depend on version files;
8218 add custom generation command.
8220 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8223 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8224 sure that we have a REG before getting its REGNO.
8226 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8228 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8229 * builtins.def (BUILT_IN_STRNDUP): New.
8231 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8233 PR tree-optimization/20470
8234 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8237 2005-03-25 Mike Stump <mrs@apple.com>
8239 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8242 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8244 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8245 Use our own structure definitions.
8247 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8248 (fix_truncdfsi2): Allow registers or memory as destination.
8249 When TARGET_PPC_GFXOPT, generate simplified pattern.
8250 (fix_truncdfsi2_internal): Use define_insn_and_split.
8251 (fix_truncdfsi2_internal_gfxopt): New.
8252 (fctiwz): Don't confuse register allocation by giving it no choices.
8254 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8255 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8256 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8257 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8259 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8261 * dominance.c (free_dominance_info): Speed up by freeing et
8262 data structures without maintaining other nodes.
8263 * et-forest.c (et_free_tree_force): New.
8264 * et-forest.h: Add a prototype for et_free_tree_force.
8266 * tree.c (get_set_constructor_bits,
8267 get_set_constructor_bytes): Remove.
8268 * tree.h: Remove the corresponding prototypes.
8270 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8273 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8274 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8275 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8276 PRE_DEC, NEG and NOT.
8278 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8280 * fold-const.c: Convert uses of fold (build (...)) to
8283 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8285 PR rtl-optimization/20249
8286 * cse.c (insert_regs): Do not record equivalence of registers in
8289 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8291 * emit-rtl.c (reverse_comparison): Remove.
8292 * rtl.h: Remove the corresponding prototype.
8294 2005-03-24 James E Wilson <wilson@specifixinc.com>
8296 * doc/install.texi (--enable-altivec): Delete docs.
8298 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8300 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8301 SFmode and DFmode before reload when
8302 flag_unsafe_math_optimizations not enabled.
8304 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8306 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8308 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8309 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8311 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8313 * configure.ac (enable-checking): Add 'runtime' option.
8314 * doc/install.texi (enable-checking): Document 'runtime' checking.
8315 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8316 * config.in: Regenerated.
8317 * configure: Regenerated.
8319 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8321 * optabs.h (enum optab_index): Remove OTI_llrint.
8322 (llrint_optab): Remove macro.
8323 * optabs.c (init_optabs): Remove llrint_optab initialization.
8324 * genopinit.c (optabs): Remove llrint_optab implementation.
8325 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8328 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8330 PR rtl-optimization/20532
8331 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8332 overflow when adding coefficients for PLUS or MINUS.
8333 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8336 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8338 * langhooks.h (truthvalue_conversion): Remove.
8339 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8340 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8341 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8342 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8343 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8345 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8347 * params.def: Fix a typo.
8348 * config/mips/mips.c: Follow the spelling convensions.
8349 * doc/invoke.texi: Fix typos.
8351 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8353 Fix PR tree-optimization/20601
8355 * tree-ssa-pre.c (insert_aux): Add missing condition to
8358 2005-03-23 Ian Lance Taylor <ian@airs.com>
8360 * final.c (final_scan_insn): Don't remove no-op instructions.
8361 * reload1.c (reload): Remove simple no-op instructions even when
8364 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8366 PR tree-optimization/20501
8367 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8368 reporting that peeling for alignment is applied moved to...
8369 * (vect_analyze_data_refs_alignment): Here.
8371 2005-03-23 Ian Lance Taylor <ian@airs.com>
8373 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8375 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8377 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8378 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8380 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8382 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8383 imply that this is called once, independent of asms in code.
8384 Adjust to now being pased output and input lists. Mention helper
8385 function decl_overlaps_hard_reg_set_p.
8386 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8387 hook_tree_tree_identity and to take three trees, returning third.
8388 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8390 * stmt.c: include hard-reg-set.h before tree.h.
8391 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8392 (decl_conflicts_with_clobbers_p): Call
8393 decl_overlaps_hard_reg_set_p.
8394 (expand_asm_operands): Pass output and input lists in call to
8395 targetm.md_asm_clobbers.
8396 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8397 hook_tree_tree_tree_tree_3rd_identity.
8398 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8400 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8401 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8402 parameters, first two unused.
8403 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8404 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8405 in constraint letters and MOF is not mentioned as a asm-declared
8406 register in neither of the input and output lists.
8408 2005-03-23 DJ Delorie <dj@redhat.com>
8410 * optabs.c (expand_binop): Make sure the first subword's result
8413 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8415 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8416 Call c_common_truthvalue_conversion rather than
8417 lang_hooks.truthvalue_conversion.
8418 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8419 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8421 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8422 c_common_truthvalue_conversion.
8423 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8424 c_parser_conditional_expression, c_parser_binary_expression): Call
8425 c_objc_common_truthvalue_conversion.
8426 * c-typeck.c (build_unary_op): Call
8427 c_objc_common_truthvalue_conversion.
8428 (build_conditional_expr): Do not call
8429 lang_hooks.truthvalue_conversion.
8430 (build_binary_op): Call c_common_truthvalue_conversion.
8431 (c_objc_common_truthvalue_conversion): Moved from
8432 c-objc-common.c. Call default_function_array_conversion instead
8433 of default_conversion.
8435 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8437 * c-common.h (default_conversion): Remove.
8438 (perform_integral_promotions): Add.
8439 * c-tree.h (default_conversion): Add.
8440 * c-typeck.c (perform_integral_promotions): New, split out from
8442 * c-common.c (check_case_value): Use perform_integral_promotions,
8443 not default_conversion.
8444 (c_add_case_label): Don't continue processing case label after
8445 found to be pointer.
8447 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8449 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8450 the prefix list if we have already added a multilib directory
8452 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8455 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8457 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8459 * reload.h: Remove the prototype for indirect_symref_ok.
8461 * reload1.c (indirect_symref_ok): Make it global.
8462 * reload.h: Add a prototype for indirect_symref_ok.
8464 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8466 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8469 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8471 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8473 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8475 * c-opts.c (c_common_parse_file): Only start/end main source file
8476 if debug hooks says the writer wants it.
8477 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8479 (xcoff_debug_hooks): Ditto.
8480 * debug.c (do_nothing_hooks): Ditto.
8481 * debug.h (gcc_debug_hooks): Ditto.
8482 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8483 * sdbout.c (sdb_debug_hooks): Ditto.
8484 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8486 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8488 * doc/extend.texi: Deprecate C++ min/max operators.
8490 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8492 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8493 artificial original candidates.
8495 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8496 Jan Hubicka <jh@suse.cz>
8497 Steven Bosscher <stevenb@suse.de>
8499 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8500 call cost based on argument sizes.
8501 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8503 * params.def: (max-inline-inssn-single): Set to 450.
8504 (max-inline-insns-auto): Set to 90.
8505 (max-inline-insns-recursive): Set to 450
8506 (max-inline-insns-recursive-auto): Set to 450.
8507 (large-function-insns): Set to 2700.
8508 (inline-call-cost): New parameter.
8509 * tree-inline.c (estimate_move_cost): New function.
8510 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8511 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8513 * tree-inline.h (estimate_move_cost): Declare.
8514 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8515 (max-inline-insns-auto): Change default to 90.
8516 (max-inline-insns-recursive): Change default to 450
8517 (max-inline-insns-recursive-auto): Change default to 450.
8518 (large-function-insns): Change default to 2700.
8519 (inline-call-cost): Document new parameter.
8521 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8523 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8524 (TARGET_DEFAULT): Delete.
8525 * config/i860/i860.opt: New file.
8527 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8529 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8530 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8531 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8532 (frv_sched_lookahead): Delete.
8533 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8534 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8535 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8536 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8537 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8538 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8539 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8540 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8541 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8542 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8543 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8544 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8545 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8546 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8547 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8548 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8549 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8550 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8551 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8552 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8553 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8554 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8555 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8556 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8557 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8558 (frv_sched_lookahead): Delete.
8559 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8560 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8561 (frv_handle_option): New function. Move -mcpu= handling from...
8562 (frv_override_options): ...here. Remove handling of other
8564 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8565 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8566 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8567 and TARGET_NO_MULTI_CE.
8568 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8569 !TARGET_VLIW_BRANCH.
8570 * config/frv/frv.opt: New file.
8572 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8574 * fold-const.c (fold_ternary): Take decomposed arguments of
8576 (fold): Update a call to fold_ternary.
8578 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8579 * tree.h: Add corresponding prototypes.
8581 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8584 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8585 between jump table and its label.
8586 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8587 resp. ADDR_DIFF_VEC and the label preceeding it.
8588 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8589 is emitted in the right section.
8591 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8593 * fold-const.c (fold_unary, fold_binary): Update comments
8596 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8598 PR rtl-optimization/20527
8599 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8600 REG_INC note, test that the register also isn't mentioned in PRED
8603 2005-03-22 Ben Elliston <bje@au.ibm.com>
8605 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8608 2005-03-21 Mike Stump <mrs@apple.com>
8610 * varasm.c (default_assemble_visibility): Remove extra ().
8612 2005-03-21 Roger Sayle <roger@eyesopen.com>
8615 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8616 to determine whether a block can be duplicated, rather than test
8617 whether the block contains noncopyable insns ourselves.
8619 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8621 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8624 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8626 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8628 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8630 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8631 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8632 * config/fr30/fr30.opt: New file.
8634 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8636 Fix PR tree-optimization/20542
8638 * tree-flow-inline.h (overlap_subvar): Move to here.
8639 * tree-ssa-operands.c: From here.
8640 * tree-flow.h (overlap_subvar): Declare.
8641 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8642 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8643 for variables with subvars.
8645 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8648 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8649 * modulo-sched.c (const_iteration_count): Return on NULL
8651 (print_node_sched_params): Return on NULL dump_file.
8652 (generate_reg_moves): Handle reg-anti dependencies and disregard
8653 closing branch when generating register moves.
8654 (sms_schedule): Mark the SMSed block dirty.
8655 * passes.c (rest_of_handle_sms): Call update_life_info for all
8657 * testsuite/gcc.dg/20050321-1.c: New test.
8659 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8661 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8662 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8663 movqi_internal): Likewise.
8665 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8667 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8668 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8669 xtensa_b4const): Delete prototypes.
8670 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8671 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8672 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8673 xtensa_extra_constraint): New prototypes.
8674 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8675 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8676 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8677 move_operand, const_float_1_operand, fpmem_offset_operand,
8678 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8679 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8680 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8681 argument type to HOST_WIDE_INT.
8682 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8683 xtensa_mask_immediate): Likewise.
8684 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8685 Likewise. Also make these functions static.
8686 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8687 (xtensa_const_ok_for_letter_p): New.
8688 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8689 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8690 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8691 move_operand, const_float_1_operand, fpmem_offset_operand,
8692 branch_operator, ubranch_operator, boolean_operator): Move to
8694 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8695 (xtensa_mem_offset): Change return type to bool.
8696 (xtensa_extra_constraint): New.
8697 (gen_int_relational): Update type of const_range_p function pointer.
8698 Use xtensa_b4const_or_zero.
8699 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8700 xtensa_const_ok_for_letter_p. Update comments.
8701 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8702 (PREDICATE_CODES): Delete.
8703 * config/xtensa/xtensa.md: Include predicates.md.
8704 * config/xtensa/predicates.md: New file.
8706 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8708 * config/v850/v850-protos.h: Remove the prototypes for
8709 reg_or_int9_operand, reg_or_const_operand,
8710 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8711 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8712 movsi_source_operand, power_of_two_operand,
8713 not_power_of_two_operand, special_symbolref_operand,
8714 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8715 register_is_ok_for_epilogue.
8716 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8717 reg_or_int9_operand, reg_or_const_operand,
8718 call_address_operand, special_symbolref_operand,
8719 movsi_source_operand, power_of_two_operand,
8720 not_power_of_two_operand, register_is_ok_for_epilogue,
8721 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8722 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8724 * config/v850/v850.h (PREDICATE_CODES): Remove.
8725 * config/v850/v850.md: Include predicates.md.
8726 * config/v850/predicates.md: New.
8728 2005-03-21 Zack Weinberg <zack@codesourcery.com>
8730 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8731 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8732 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8733 (itoolsdir, itoolsdatadir): Move definition above new first use.
8734 (install-itoolsdirs): New rule.
8735 (install-mkheaders): Depend on install-itoolsdirs, not
8736 install-include-dir.
8738 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8740 * tree-into-ssa.c: Remove obsolete comments.
8742 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
8744 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8745 unrolling if -fpeel-loops is specified, too.
8746 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8747 Remove superfluous check for flag_unroll_loops.
8749 2005-03-21 Uros Bizjak <uros@kss-loka.si>
8751 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8752 (lrint_optab, llrint_optab): Define corresponding macros.
8753 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8754 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8755 pattern and llrint_optab using llrintdi2 patterns.
8756 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8757 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8758 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8759 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8760 flag_unsafe_math_optimizations is set.
8762 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8764 * combine.c (combine_simplify_rtx, simplify_if_then_else,
8765 simplify_logical, if_then_else_cond, known_cond,
8766 simplify_comparison): Adjust calls to reverse_comparison.
8767 Don't use combine_reversed_comparison_code).
8768 (combine_reversed_comparison_code): Remove.
8769 (reversed_comparison): Using reversed_comparison_code, move it...
8770 * jump.c (reversed_comparison): ... here.
8771 * rtl.h (reversed_comparison): Add prototype.
8773 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8775 * builtins.c (fold_builtin): Take decomposed arguments of
8777 * fold-const.c (fold_ternary): Update a call to fold_builtin.
8778 * gimplify.c (gimplify_call_expr): Likewise.
8779 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8780 * tree.h: Update the prototype of fold_builtin.
8782 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8784 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8785 * rtlhooks.c (gen_lowpart_no_emit_general): New.
8786 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8787 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8788 * simplify-rtx.c (simplify_binary_operation_1): Use it.
8790 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8792 * builtins.c (fold_builtin_1): Take decomposed arguments of
8794 (fold_builtin): Update a call to fold_builtin_1.
8796 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
8799 * gcov.c (output_lines): Only output function block summary when
8800 outputting branch information.
8801 * doc/gcov.texi: Document format of preamble and additional block
8804 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8806 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8807 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8808 the defaults false if BITS_PER_UNIT != 8.
8809 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8810 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8811 than BITS_PER_UNIT != 8.
8812 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8813 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8814 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8816 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8817 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8819 2005-03-20 Roger Sayle <roger@eyesopen.com>
8822 * fold-const.c (fold_binary): Fix type mismatch between
8823 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8824 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8825 for non-truth-valued expressions.
8827 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8828 and FUNCTION_DECL in the main switch.
8829 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8830 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8831 we also need to convert their operands to match.
8832 <TRUTH_NOT_EXPR>: Likewise.
8834 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
8836 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8837 diagnostic without checking whether an lvalue.
8838 * c-common.h (lvalue_p): Remove.
8839 (enum lvalue_use): Update comment.
8840 (lvalue_or_else): Replace by lvalue_error.
8841 * c-typeck.c (lvalue_p): Make static.
8842 (lvalue_or_else): New. Call lvalue_error.
8844 2005-03-21 Alan Modra <amodra@bigpond.net.au>
8846 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8847 (function_arg_advance): Use rs6000_parm_start.
8848 (function_arg, rs6000_arg_partial_bytes): Likewise.
8850 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8852 * c-common.c (check_case_value): Adjust comment about stripping
8854 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8855 * c-typeck.c (default_conversion, convert_arguments,
8856 build_modify_expr, convert_for_assignment, store_init_value,
8857 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8858 manually. Remove inaccurate comments.
8860 2005-03-20 Roger Sayle <roger@eyesopen.com>
8861 Joseph S. Myers <joseph@codesourcery.com>
8863 * varasm.c (do_assemble_alias): Restore comment describing function.
8864 Annotate the target parameter as potentially unused.
8866 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
8869 * config/avr/avr.c (avr_output_function_prologue): Do not use
8870 current_function_name() in a label, use a local label instead.
8872 2005-03-20 David Edelsohn <edelsohn@gnu.org>
8874 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8875 flag_finite_math_only, not flag_unsafe_math_optimizations.
8877 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8879 * builtins.c (fold_builtin_1): Update a call to
8880 targetm.fold_builtin.
8881 * hooks.c (hook_tree_tree_bool_null): Rename to
8882 hook_tree_tree_tree_bool_null. Take one more argument of type
8884 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8885 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8886 hook_tree_tree_tree_bool_null.
8887 * target.h (gcc_target): Update the prototype of fold_builtin.
8888 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8889 arguments of CALL_EXPR.
8890 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
8893 2005-03-20 Jan Hubicka <jh@suse.cz>
8895 * cgraph.h (cgraph_node): Add prev_clone pointer.
8896 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8897 (cgraph_clone_node): Produce doubly linked chain.
8899 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8901 * c-common.c (handle_aligned_attribute, check_function_sentinel,
8902 get_nonnull_operand, handle_sentinel_attribute,
8903 check_function_arguments_recurse): Do not strip NOPS from
8905 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8907 * c-format.c (get_constant): Likewise.
8908 * c-parser.c (c_parser_postfix_expression): Likewise.
8909 * c-typeck.c (set_init_index): Likewise.
8910 (convert_arguments): Don't check for NOP_EXPR containing integer
8913 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8915 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8916 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8917 Take decomposed arguments of CALL_EXPR.
8918 (fold_builtin_1): Update calls to the functions mentioned
8921 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8923 * c-decl.c (check_bitfield_type_and_width): Require bit-field
8924 width to have integer type.
8925 (build_enumerator): Require enumerator value to have integer type.
8927 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8929 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8932 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8934 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8935 std=iso9899:199x): Correct descriptions.
8937 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8939 * config.gcc: Consistently use solaris2.1[0-9]* instead of
8942 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
8944 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8946 (expand_builtin_memcpy, fold_builtin_1): Update calls to
8947 fold_builtin_memcpy.
8949 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8950 arguments of CALL_EXPR.
8951 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8952 fold_builtin_found, fold_builtin_1): Update calls to
8953 fold_trunc_transparent_mathfn.
8955 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8958 * fold-const.c (fold_widened_comparison): Don't optimize casts of
8959 function pointers on targets that require function pointer
8961 (fold_sign_changed_comparison): Likewise.
8963 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
8965 * combine.c (try_combine): When changing the mode of a hard reg, make
8966 sure that doing so is valid.
8968 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
8970 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8971 (TARGET_HANDLE_OPTION): Override default.
8972 (avr_handle_option): New function.
8973 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8974 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8975 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8976 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8977 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8978 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8979 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8980 (TARGET_OPTIONS): Delete.
8981 * config/avr/avr.opt: New file.
8983 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8985 * config/m32r/m32r-protos.h: Remove the prototypes for
8986 call_address_operand, symbolic_operand, seth_add3_operand,
8987 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8988 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8989 two_insn_const_operand, move_src_operand,
8990 move_double_src_operand, move_dest_operand,
8991 eqne_comparison_operator, signed_comparison_operator,
8992 large_insn_p, conditional_move_operand, carry_compare_operand,
8993 m32r_block_immediate_operand, extend_operand,
8994 reg_or_eq_int16_operand, int8_operand, and
8995 reg_or_zero_operand.
8996 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8997 seth_add3_operand, int8_operand, cmp_int16_operand,
8998 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8999 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9000 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9001 move_double_src_operand, move_dest_operand,
9002 eqne_comparison_operator, signed_comparison_operator,
9003 extend_operand, small_insn_p, large_insn_p,
9004 conditional_move_operand, carry_compare_operand,
9005 m32r_block_immediate_operand): Move to predicates.md.
9006 (MAX_MOVE_BYTES): Move to m32r.h.
9007 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9008 * config/m32r/m32r.md: Include predicates.md.
9009 * config/m32r/predicates.md: New.
9011 2005-03-18 James E Wilson <wilson@specifixinc.com>
9014 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
9017 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9019 * config/mn10300/mn10300-protos.h: Remove the prototypes for
9020 call_address_operand, const_8bit_operand.
9021 * config/mn10300/mn10300.c (call_address_operand,
9022 const_8bit_operand, const_1f_operand): Move to predicates.md.
9023 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
9024 * config/mn10300/mn10300.md: Include predicates.md.
9025 * config/mn10300/predicates.md: New.
9027 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
9029 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
9030 declarations in diagnostics and %E for identifiers, not %s.
9032 2005-03-18 Jan Hubicka <jh@suse.cz>
9033 Dale Johannesen <dalej@apple.com>
9035 * basic-block.h (scale_bbs_frequencies_int,
9036 scale_bbs_frequencies_gcov_type): Declare.
9037 * cfg.c (RDIV): New macro.
9038 (update_bb_frequency_for_threading): Fix.
9039 * basic-block.h (scale_bbs_frequencies_int,
9040 scale_bbs_frequencies_gcov_type): New.
9041 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
9042 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
9043 scale_bbs_frequencies_int.
9044 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
9046 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9048 * config/m32r/m32r-protos.h: Remove the prototypes for
9049 call_address_operand, symbolic_operand, seth_add3_operand,
9050 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
9051 reg_or_uint16_operand, reg_or_cmp_int16_operand,
9052 two_insn_const_operand, move_src_operand,
9053 move_double_src_operand, move_dest_operand,
9054 eqne_comparison_operator, signed_comparison_operator,
9055 large_insn_p, conditional_move_operand, carry_compare_operand,
9056 m32r_block_immediate_operand, extend_operand,
9057 reg_or_eq_int16_operand, int8_operand, and
9058 reg_or_zero_operand.
9059 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
9060 seth_add3_operand, int8_operand, cmp_int16_operand,
9061 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
9062 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
9063 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
9064 move_double_src_operand, move_dest_operand,
9065 eqne_comparison_operator, signed_comparison_operator,
9066 extend_operand, small_insn_p, large_insn_p,
9067 conditional_move_operand, carry_compare_operand,
9068 m32r_block_immediate_operand): Move to predicates.md.
9069 (MAX_MOVE_BYTES): Move to m32r.h.
9070 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
9071 * config/m32r/m32r.md: Include predicates.md.
9072 * config/m32r/predicates.md: New.
9074 * config/pa/pa-protos.h: Add prototypes for magic_milli and
9076 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
9077 symbolic_operand, symbolic_memory_operand,
9078 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
9079 indexed_memory_operand, move_dest_operand, move_src_operand,
9080 prefetch_cc_operand, prefetch_nocc_operand,
9081 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
9082 arith_operand, arith11_operand, pre_cint_operand,
9083 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
9084 ireg_operand, int5_operand, uint5_operand, int11_operand,
9085 uint32_operand, arith5_operand, and_operand, ior_operand,
9086 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
9087 pc_or_label_operand, div_operand, plus_xor_ior_operator,
9088 shadd_operand, movb_comparison_operator,
9089 cmpib_comparison_operator): Move to predicates.md.
9090 (magic_milli, shadd_constant_p): Make it extern.
9091 * config/pa/pa.h (PREDICATE_CODES): Remove.
9092 * config/pa/pa.md: Include predicates.md.
9093 * config/pa/predicates.md: New.
9095 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
9098 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9100 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9101 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9102 config/alpha/freebsd.h, config/alpha/linux.h,
9103 config/alpha/netbsd.h, config/alpha/osf5.h,
9104 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9105 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9106 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9107 doc/cppopts.texi: Update copyright.
9109 2005-03-18 Jan Hubicka <jh@suse.cz>
9112 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9114 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9117 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9119 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9122 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9124 * combine.c (gen_binary): Remove.
9125 (known_cond, simplify_shift_const, find_split_point,
9126 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9127 simplify_logical, expand_field_assignment, extract_left_shift,
9128 force_to_mode, if_then_else_cond, apply_distributive_law,
9129 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9130 simplify_comparison, reversed_comparison): Replace with
9131 simplify_gen_binary, simplify_gen_relational or
9132 distribute_and_simplify_rtx.
9133 (distribute_and_simplify_rtx): New function.
9135 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9136 Paolo Bonzini <gcc.gnu.org>
9138 * calls.c (setjmp_call_p, special_function_p): Update comments
9139 at the head of the functions.
9141 2005-03-18 Jan Hubicka <jh@suse.cz>
9143 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9145 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9146 function body should be released; do not proactively release function
9147 bodies in non-unit-at-a-time mode.
9149 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9151 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9152 mno-fp-ret-in-387 multilib variants.
9154 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9156 * common.opt (m): Remove.
9157 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9159 (common_handle_option): Remove OPT_m case.
9161 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9163 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9165 (fold_builtin_1): Update a call to fold_builtin_bitop.
9167 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9169 (fold_builtin_1): Update a call to fold_builtin_signbit.
9171 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9173 PR tree-optimization/20474
9174 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9175 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9177 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9179 * config/h8300/h8300-protos.h: Remove prototypes for
9180 general_operand_src, general_operand_dst, single_one_operand,
9181 single_zero_operand, call_insn_operand,
9182 two_insn_adds_subs_operand, small_call_insn_operand,
9183 jump_address_operand, bit_operand, bit_memory_operand,
9184 stack_pointer_operand, const_int_gt_2_operand,
9185 const_int_ge_8_operand, const_int_qi_operand,
9186 const_int_hi_operand, incdec_operand, bit_operator,
9187 nshift_operator, eqne_operator, gtle_operator,
9188 gtuleu_operator, iorxor_operator.
9189 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9190 h8300_ldm_stm_parallel.
9191 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9193 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9194 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9195 (h8300_ldm_stm_parallel): Make it extern.
9196 (h8300_ldm_parallel, h8300_stm_parallel,
9197 h8300_return_parallel, general_operand_src,
9198 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9199 nibble_operand, reg_or_nibble_operand, single_one_operand,
9200 single_zero_operand, call_insn_operand,
9201 two_insn_adds_subs_operand, small_call_insn_operand,
9202 jump_address_operand, bit_operand, bit_memory_operand,
9203 stack_pointer_operand, const_int_gt_2_operand,
9204 const_int_ge_8_operand, const_int_qi_operand,
9205 const_int_hi_operand, incdec_operand, eqne_operator,
9206 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9207 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9208 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9209 nshift_operator): Move to predicates.md.
9210 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9211 * config/h8300/h8300.md: Include predicates.md.
9212 * config/h8300/predicates.md: New.
9214 2005-03-17 Richard Henderson <rth@redhat.com>
9216 * config.gcc (ia64*-*-hpux*): Add extra_options.
9217 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9218 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9219 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9220 (ia64_tls_size_string, ia64_tune_string): Remove.
9221 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9222 (TARGET_DEFAULT_TARGET_FLAGS): New.
9223 (TARGET_HANDLE_OPTION): New.
9224 (ia64_override_options): Move options parsing ...
9225 (ia64_handle_option): ... here. New.
9226 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9227 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9228 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9229 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9230 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9231 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9232 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9233 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9234 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9235 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9236 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9237 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9238 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9239 TARGET_EARLY_STOP_BITS): Remove.
9240 (TARGET_ILP32): Default false.
9241 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9242 (enum ia64_inline_type): New.
9243 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9244 * config/ia64/ia64.md: Update for new definitions of
9245 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9246 * config/ia64/ia64.opt: New file.
9247 * config/ia64/ilp32.opt: New file.
9249 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9252 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9254 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9256 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9257 instead of MASK_H8300S.
9258 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9259 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9260 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9261 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9262 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9263 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9264 TARGET_SWITCHES): Remove.
9265 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9267 * config/h8300/h8300.opt: New.
9269 * config/alpha/alpha.opt, config/arc/arc.opt,
9270 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9273 2005-03-17 Ian Lance Taylor <ian@airs.com>
9277 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9279 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9280 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9281 (TARGET_HANDLE_OPTION): Override default.
9282 (arc_handle_option): New function.
9283 (arc_init): Remove code to set arch_cpu_string.
9284 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9285 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9286 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9287 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9288 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9289 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9290 (arc_rodata_string, TARGET_OPTIONS): Delete.
9291 * config/arc/arc.opt: New file.
9293 2005-03-17 Richard Henderson <rth@redhat.com>
9295 * doc/extend.texi (Weak Pragmas): New section.
9296 (attribute alias): Clarify that target must be in the same
9299 2005-03-17 Richard Henderson <rth@redhat.com>
9301 * config/alpha/alpha.opt: New file.
9302 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9304 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9305 alpha_fprm_string, alpha_fptm_string): Make static.
9306 (alpha_tls_size_string): Remove.
9307 (alpha_handle_option): New.
9308 (override_options): Update for alpha_cpu/alpha_tune split.
9309 (alpha_file_start): Likewise.
9310 (TARGET_DEFAULT_TARGET_FLAGS): New.
9311 (TARGET_HANDLE_OPTION): New.
9312 * config/alpha/alpha.h (alpha_tune): Declare.
9313 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9314 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9315 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9316 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9317 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9318 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9319 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9320 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9321 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9322 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9323 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9324 (TARGET_DEFAULT): Remove MASK_FP.
9325 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9326 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9327 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9328 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9329 alpha_tls_size_string): Remove.
9330 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9331 (attribute tune): Rename from attribute cpu.
9332 * config/alpha/ev4.md: Update to match.
9333 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9334 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9335 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9336 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9337 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9338 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9340 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9342 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9343 and return without creating new state if before_nops_num is nonzero.
9344 * config/ia64/ia64.md (first_insn): New attribute.
9345 (alloc): Set it to yes.
9347 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9349 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9350 STMT_VINFO_SUBVARS to NULL.
9351 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9353 2005-03-16 Dale Johannesen <dalej@apple.com>
9355 * rtlanal.c (find_first_parameter_load): Rewrite to
9356 return actual first param load or the call if none,
9357 instead of first in block, when not all loads exist.
9359 2005-03-16 Roger Sayle <roger@eyesopen.com>
9361 * optabs.c (expand_copysign_absneg): Make static.
9362 * optabs.h (expand_copysign_absneg): Delete prototype.
9363 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9365 2005-03-16 Richard Henderson <rth@redhat.com>
9368 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9369 (alias_pairs): Rename from output_defs.
9370 (find_decl_and_mark_needed): Split out from assemble_alias.
9371 (do_assemble_alias): New.
9372 (assemble_output_def): Remove.
9373 (finish_aliases_1, finish_aliases_2): New.
9374 (process_pending_assemble_output_defs): Remove.
9375 (assemble_alias): Defer aliases for which we don't yet have a
9376 non-external decl for the target symbol.
9377 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9378 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9379 * toplev.c (compile_file): Use finish_aliases_2 instead of
9380 process_pending_assemble_output_defs.
9381 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9382 (process_pending_assemble_output_defs): Remove.
9384 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9386 Fix PR tree-optimization/20489
9388 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9389 for empty structures.
9391 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9393 Fix PR tree-optimization/20490
9395 * tree-ssa-pre.c (create_expression_by_pieces): Use
9396 force_gimple_operand on result of fold.
9398 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9400 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9401 of closing parenthesis.
9403 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9405 * builtins.c (expand_movstr): Update a call to
9406 fold_builtin_strcpy.
9407 (expand_builtin_strncpy): Update a call to
9408 fold_builtin_strncpy.
9409 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9410 arguments of CALL_EXPR.
9411 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9412 fold_builtin_strncpy.
9413 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9414 * tree.h: Update the prototypes of fold_builtin_strcpy and
9415 fold_builtin_strncpy.
9417 2005-03-16 Steven Bosscher <stevenb@suse.de>
9418 Dorit Naishlos <dorit@il.ibm.com>
9420 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9421 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9424 2005-03-16 Steven Bosscher <stevenb@suse.de>
9426 * tree-inline.c (walk_type_fields, walk_tree,
9427 walk_tree_without_duplicates): Move from here...
9428 * tree.c: ...to here.
9430 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9432 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9433 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9434 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9435 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9436 (version): Define using $(BASEVER_c).
9437 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9439 (version.o): Depend on version files; add custom generation command.
9440 (prefix.o): Define BASEVER on command line.
9441 (s-iov): Depend on version files; adjust command.
9442 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9444 (gcc-vers.texi): New rule.
9445 (doc/%.info, doc/%.dvi): Add -I . to command line.
9446 (doc/gccinstall.dvi): Likewise.
9447 (PACKAGE): Delete. All uses replaced with "gcc".
9448 * aclocal.m4: Do not include gcc-version.m4.
9449 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9450 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9451 Set is_release based on contents of DEV-PHASE.
9452 Set gcc_version based on contents of BASE-VER.
9453 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9454 * config.in, configure: Regenerate.
9455 * gccbug.in: Determine version of GCC in use at runtime.
9456 * gcov-iov.c: Get version number and development phase from
9457 command line, not by including version.c.
9458 * intl.c: Replace all uses of PACKAGE with "gcc".
9459 * libada-mk.in: Delete unused "gcc_version" variable.
9460 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9461 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9462 commentary to match.
9463 (version_string): Put together from pieces.
9464 * config/alpha/x-vms: Do not use $(gcc_version).
9465 * config/i386/t-nwld: Likewise.
9466 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9467 version-GCC and DEVELOPMENT.
9469 2005-03-15 Roger Sayle <roger@eyesopen.com>
9471 PR tree-optimization/17454
9472 * tree.c (tree_size): Add case for TREE_BINFO.
9473 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9474 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9476 2005-03-15 Roger Sayle <roger@eyesopen.com>
9478 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9479 op1 whilst expanding the signed widenening multiply variant.
9481 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9483 * toplev.c (display_target_options): Avoid unused variable warning if
9484 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9485 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9486 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9487 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9488 (mips_isa_info): New variable.
9489 (mips_parse_cpu): Remove the first argument and leave the caller
9491 (TARGET_HANDLE_OPTION): Override default.
9492 (mips_handle_option): New function. Move option validation code from...
9493 (override_options): ...here. Update calls to mips_parse_cpu.
9494 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9495 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9496 (SUBTARGET_TARGET_OPTIONS): Delete.
9497 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9498 (mno-flush-func, mtune=): New options.
9500 2005-03-15 Roger Sayle <roger@eyesopen.com>
9501 Richard Henderson <rth@redhat.com>
9503 * real.c (c4x_single_format, c4x_extended_format): Provide values
9504 for signbit_ro for c4x's single and extended floating point formats.
9505 * optabs.c (expand_copysign): Use the floating point format's
9506 signbit_ro for expanding via expand_copysign_absneg, and it's
9507 signbit_rw field for expanding via expand_copysign_bit.
9509 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9511 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9512 known_alignment_for_access_p.
9513 (known_alignment_for_access_p): New.
9514 (do_peeling_for_alignment): Field made int instead of bool and renamed
9515 to peeling_for_alignment.
9516 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9517 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9518 functionality used to be in vect_analyze_operations.
9519 (vect_analyze_operations): Code to determine vectorization factor was
9520 moved to vect_determine_vectorization_factor.
9521 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9522 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9524 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9525 be part of vect_analyze_operations).
9526 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9527 creating the guard condition, as the number of iterations may be
9529 (slpeel_tree_peel_loop_to_edge): Use new name of
9530 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9531 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9532 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9533 (vect_do_peeling_for_alignment): Use fold.
9534 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9536 (vect_update_inits_of_dr): Renamed to
9537 vect_update_init_of_dr.
9538 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9539 (vectorizable_store): Fix assertion to use == instead of =.
9541 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9543 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9544 call_used_regs for wCG registers.
9546 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9548 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9549 for non-offsettable memory references to cope with outstanding reload
9550 replacements, take 2.
9552 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9555 * config/i386/i386.h (x86_fisttp): New.
9556 (TARGET_FISTTP): New macro.
9557 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9558 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9559 instruction when fisttp flag is set.
9560 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9562 * config/i386/i386.md (type attribute): Add fisttp.
9563 (unit attribute): Set to i387 for fisttp type.
9564 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9565 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9567 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9568 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9570 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9571 patterns for TARGET_FISTTP. Enable patterns for
9572 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9573 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9574 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9575 implement fisttp x87 insn.
9576 (fix_trunc*_i387_fisttp splitters): New patterns.
9577 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9578 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9579 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9581 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9582 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9583 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9584 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9585 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9586 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9587 Disable patterns for TARGET_FISTTP.
9588 (fix_trunc*_i387 splitters): Implement usign mode macros.
9589 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9590 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9591 (fix_trunx*_sse peephole2s): Implement using mode macros.
9593 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9595 PR rtl-optimization/20291
9596 * combine.c (try_combine): If splitting fails, re-try with
9597 original combined pattern, i.e. before clobber stripping.
9599 2005-03-14 Eric Christopher <echristo@redhat.com>
9601 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9602 STACK_GROWS_DOWNWARD.
9604 2005-03-14 Roger Sayle <roger@eyesopen.com>
9606 * real.h (struct real_format): Split the signbit field into two
9607 two fields, signbit_ro and signbit_rw.
9608 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9609 mips_double_format, ieee_extended_motorola_format,
9610 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9611 ieee_extended_intel_128_format, ibm_extended_format,
9612 mips_extended_format, ieee_quad_format, mips_quad_format,
9613 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9614 i370_double_format, c4x_single_format, c4x_extended_format,
9615 real_internal_format): Update initializers for new field.
9616 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9617 real_format structure.
9618 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9619 field of the real_format structure.
9621 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9623 Fix PR tree-optimization/20458
9625 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9626 DECL_EXTERNAL on STRUCT_FIELD tags.
9627 (clear_call_clobbered): Ditto.
9628 * tree-ssa-operands.c (note_addressable): Make sure the original
9629 variable doesn't slip into the addressable list if we have
9631 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9634 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9636 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9637 (-fwide-exec-charset): Likewise.
9638 (-finput-charset): Likewise.
9639 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9640 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9641 * c.opt (Wnormalized): New.
9643 2005-03-14 Devang Patel <dpatel@apple.com>
9645 * doc/invoke.texi: Add reference to Visibility document.
9647 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9649 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9650 MASK_SPLIT_ADDRESSES.
9651 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9652 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9653 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9654 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9655 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9656 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9657 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9658 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9659 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9660 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9661 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9662 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9663 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9664 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9665 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9666 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9667 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9668 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9669 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9670 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9671 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9672 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9673 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9674 (TARGET_EXPLICIT_RELOCS): Delete.
9675 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9676 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9677 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9678 (override_options): Set MASK_LONG64 if -mint64 is given and no
9679 -mlongXX option is. Complain about -mint64 -mlong32.
9680 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9681 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9682 * config/mips/mips.opt: New file.
9684 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9686 * config.gcc (extra_options): New variable for listing option files.
9687 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9688 * configure.ac (extra_opt_files): New AC_SUBST variable.
9689 (tm_file_list, tm_include_list): Include options.h first.
9690 * configure: Regenerate.
9691 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9692 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9693 (s-options-h): New rule.
9694 (options.h): Depend on it.
9695 (TEXI_GCCINT_FILES): Add options.texi.
9696 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9697 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9698 * target.h (gcc_target): Add default_target_flags and handle_option.
9699 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9700 (TARGET_HANDLE_OPTION): New macros.
9701 (TARGET_INITIALIZER): Include them.
9702 * opt-functions.awk (opt_args, nth_arg): New functions.
9703 (switch_flags): Handle the "Target" flag.
9705 (var_name): Use opt_args and nth_arg.
9706 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9707 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9708 macros for the "Mask" and "InverseMask" options.
9709 * opts.h (cl_var_cond): New enum.
9710 (cl_option): Replace the "has_set_value" and "set_value" fields with
9711 "var_cond" and "var_value".
9712 (CL_TARGET): New macro.
9713 (option_enabled, print_filtered_help): Declare.
9714 (decode_options): Move definition.
9715 * opts.c (handle_option): Search for the original option before
9716 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9717 var_cond and var_value fields. Use targetm.handle_option to handle
9719 (decode_options): Set target_flags to targetm.default_target_flags.
9720 (print_filtered_help): Make global. Handle CL_TARGET.
9721 (option_enabled): New function.
9722 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9723 (display_target_options, set_target_switch, print_switch_values)
9724 (default_pch_valid_p): Guard uses of target_switches with
9725 #ifdef TARGET_SWITCHES. Also...
9726 (display_target_options): Display the CL_TARGET entries in cl_options.
9727 (set_target_option): Don't complain about the "" option when
9728 TARGET_SWITCHES is undefined.
9729 (print_switch_values): Use option_enabled.
9730 (default_pch_valid_p): Check cl_options[] when looking for something
9731 that has changed the value of target_flags.
9732 * c.opt: Remove documentation from top of file.
9733 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
9734 * doc/sourecebuild.texi: Refer to the new options documentation
9735 instead of c.opt. Document machine-specific .opt files.
9736 * doc/tm.texi (target_flags): Say that this variable is declared
9738 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9739 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9741 * doc/options.texi: New file.
9743 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9746 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9749 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9752 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
9753 temporary variable of pointer type if an lvalues is required.
9754 (gimplify_modify_expr_rhs): Request an rvalue from it.
9755 (gimplify_expr): Pass fallback on.
9757 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9759 * cfgbuild.c: Update comments.
9761 2005-03-14 Roger Sayle <roger@eyesopen.com>
9763 PR rtl-optimization/17236
9764 * optabs.c (expand_doubleword_mult): New helper function split out
9765 from expand_binop. Permute the order in which instructions are
9766 emitted to minimize the number of simultaneously live registers.
9767 (expand_binop): Call expand_doubleword_mult to synthesize a double
9768 word multiplication.
9770 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9772 * basic-block.h: Update the prototypes of cached_make_edge and
9774 * cfg.c (cached_make_edge): Take edge_cache representing one
9775 row of the adjacency matrix of edges.
9776 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9777 (make_edges): Initialize edge_cache to represent one row of
9778 the adjacency matrix of edges.
9780 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9782 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9784 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9785 Remove unused removed_phis variable.
9786 (conditional_replacement): Use build1/build2.
9787 (abs_replacement): Use last_and_only_stmt and build1/build2.
9789 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9791 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9792 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9793 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9794 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9795 * c-common.c (handle_novops_attribute): New function.
9796 (c_common_attribute_table): Add "no vops" entry.
9797 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9798 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9799 * tree-ssa-operands.c (get_call_expr_operands): Do not
9800 create virtual operands for calls with ECF_NOVOPS flag.
9801 * tree.h (DECL_IS_NOVOPS): New macro.
9802 (struct tree_decl): Add novops_flag.
9803 (ECF_NOVOPS): New constant.
9805 2005-03-14 Uros Bizjak <uros@kss-loka.si>
9808 * config/i386/i386.c (x86_use_himode_fiop): New.
9809 (x86_use_simode_fiop): Rename from x86_use_fiop.
9810 * config/i386/i386.h (x86_use_himode_fiop): Declare.
9811 (TARGET_USE_HIMODE_FIOP): New.
9812 (x86_use_simode_fiop): Rename from x86_use_fiop.
9813 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9815 * config/i386/i386.md (X87MODEI12): New mode macro define.
9816 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
9817 to implement x87 FP compare with HImode input operands.
9818 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9819 Use X87MODEI12 mode macro to handle HImode input operands.
9820 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9821 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9822 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9823 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9824 macro to implement x87 operators with HImode input operands.
9825 (fop splitters): Use X87MODEI12 mode macro to handle HImode
9828 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9830 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9832 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9833 constants invariant.
9835 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9837 * basic-block.h (BB_VISITED): Removed.
9838 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9840 2005-03-14 Falk Hueffner <falk@debian.org>
9843 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9845 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9847 * ggc-zone.c: Fix comment typos.
9849 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9850 stringpool.c, config/mips/mips-protos.h: Update copyright.
9852 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9854 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9855 throughout with its typedef, "rtx".
9856 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
9857 (rs6000_tls_symbol_ref_1): Remove inline keyword.
9858 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
9859 regs in comment to match code.
9861 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9863 * except.c (check_handled): Make it static.
9864 * except.h: Remove the corresponding prototype.
9866 * function.c (get_func_frame_size): Make it static.
9867 * function.h: Remove the corresponding type.
9869 * regclass.c (reg_class_superclasses, reg_class_subclasses):
9871 * hard-reg-set.h: Remove the corresponding declarations.
9873 * tree-cfg.c (verify_stmts): Check that
9874 bb_for_stmt (stmt) == bb for every PHI node and statement.
9876 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9878 * config.gcc: Remove excess indentation.
9879 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9881 2005-03-13 Roger Sayle <roger@eyesopen.com>
9884 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9885 * fold-const.c (fold_sign_changed_comparison): Likewise.
9886 (fold_binary): Optimize comparisons against widened operands if
9887 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9889 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9891 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9892 (sparc_override_options): Initialize it.
9893 (sparc_struct_value_rtx): Set it on the MEM to be returned.
9895 2005-03-13 David Edelsohn <edelsohn@gnu.org>
9897 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9898 (reg_or_none500mem_operand): New predicate.
9899 (zero_reg_mem_operand): New predicate.
9900 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9901 to reg_or_none500mem_operand.
9902 (extendsfdf2_fpr): Add MEM alternative.
9903 (extenddftf2_internal): Change operand2 predicate to
9904 zero_reg_mem_operand.
9906 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9908 * ggc-zone.c: Rewritten.
9910 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9912 * configure.ac: Define GGC_ZONE for --with-gc=zone.
9913 * config.in: Regenerated.
9914 * configure: Regenerated.
9915 * gengtype.c (write_types_process_field, write_func_for_structure):
9916 Pass new argument to gt_pch_note_object.
9917 * ggc-common.c (struct ptr_data): Add TYPE.
9918 (gt_pch_note_object): Take TYPE argument and save it.
9919 (call_count): Update call to ggc_pch_count_object.
9920 (call_alloc): Update call to ggc_pch_alloc_object.
9921 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9923 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9924 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9925 (ggc_alloc_zone_stat): Delete.
9926 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9927 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9928 (ggc_pch_alloc_object): Update prototypes.
9929 (garbage_zone): Delete.
9930 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9931 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
9933 (tree_id_zone): New variable.
9934 (ggc_alloc_cleared_zone): Remove unused.
9935 (ggc_alloc_zone): Define.
9936 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9937 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9938 ggc_alloc_zone_stat.
9939 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9940 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9941 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9942 (make_node_stat): Likewise. Use tree_id_zone.
9944 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9945 Joseph S. Myers <joseph@codesourcery.com>
9947 * configure.ac: Check for MIPS TLS.
9948 * configure: Regenerated.
9949 * config/mips/mips-protos.h (enum mips_symbol_type): Add
9950 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9951 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9952 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9953 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9954 (mips_classify_symbol, mips_symbolic_constant_p)
9955 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9956 (mips_tls_operand_p, mips_call_tls_get_addr)
9957 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9958 (mips_tls_symbol_ref_1): New functions.
9959 (mips_legitimize_address, mips_legitimize_const_move): Call
9960 mips_legitimize_tls_address.
9961 (override_options): Handle V1_REG and TLS symbols. Disable TLS
9963 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9964 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9965 (mips_char_to_class): Document V1_REG.
9966 (HAVE_AS_TLS): Provide default.
9967 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9969 (load_got<mode>): Renamed from *load_got<mode>. Allow when
9971 (tls_get_tp_<mode>): New instruction.
9973 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9975 * configure.ac: Update checks for target tools.
9976 * configure: Regenerated.
9978 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9980 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9982 2005-03-13 Roger Sayle <roger@eyesopen.com>
9984 * expmed.c (expand_mult): Use synthetic multiplication sequences for
9985 more classes of DImode multiplication by constant. Allow both
9986 multiplication by small negative constants (by performing a
9987 multiplication by a positive constant and negating the result) and
9988 multiplications by large powers of two, by using a left shift.
9990 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9992 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9993 of basic blocks into work_stack.
9995 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9996 config/mips/vr.h: Update copyright.
9998 * c-decl.c (c_init_decl_processing): Remove useless calls to
9999 build_function_type.
10001 * builtins.c (fold_trunc_transparent_mathfn,
10002 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
10003 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10004 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
10005 fold_builtin_strcpy, fold_builtin_strncpy,
10006 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
10009 * builtins.c (expand_builtin_mathfn_3): Remove local variable
10012 * lambda-code.c (lambda_compute_auxillary_space): Remove local
10013 variable determinant.
10015 * tree-cfg.c (group_case_labels): Remove local variable type.
10017 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
10020 * tree-ssa-phiopt.c (value_replacement): Remove local variable
10023 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
10026 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
10027 (*movmemqi_insn): Delete.
10028 (*movmemhi): Delete.
10030 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
10032 * builtins.c (fold_builtin_classify): Take decomposed
10033 arguments of CALL_EXPR.
10034 (fold_builtin_1): Update a call to fold_builtin_classify.
10036 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
10039 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
10040 through into call to parser_xref_tag after parse error.
10041 (c_parser_struct_declaration): Consistently return NULL_TREE on
10044 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
10046 * tree-flow-inline.h (ref_contains_array_ref): New function.
10047 (lookup_subvars_for_var): Ditto.
10048 (get_subvars_for_var): Ditto.
10049 (var_can_have_subvars): Ditto.
10051 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
10052 (struct subvar): New type.
10054 * tree-dfa.c (okay_component_ref_for_subvars): New function.
10056 * tree-optimize.c (init_tree_optimization_passes): Call
10057 pass_create_structure_vars.
10059 * tree-ssa-alias.c: Include vec.h.
10060 (init_alias_info): Don't auto-clear call clobbered on struct-field
10062 (compute_flow_insensitive_aliasing): Handle subvars.
10063 (group_aliases): Handle STRUCT_FIELD aliases.
10064 (setup_pointers_and_addressables): Ditto.
10065 Don't mark variables non-addressable if they still have
10066 addressable subvars.
10067 Also mark subvars addressable when the real variable is marked
10069 (add_pointed_to_var): Try to prune the pointed-to set by only
10070 pointing to subvars when possible.
10071 Otherwise, make sure we set addresses_needed and pt_vars to
10072 properly include subvars.
10073 (bitpos_of_field): New function.
10074 (push_fields_onto_fieldstack): Ditto.
10075 (get_or_create_used_part_for): Ditto.
10076 (create_overlap_variables_for): Ditto.
10077 (find_used_portions): Ditto.
10078 (create_structure_vars): Ditto.
10079 (pass_create_structure_vars): New structure.
10081 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
10082 (get_expr_operands): Handle subvars. Also try to turn
10083 COMPONENT_REF accesses into must-defs now that we can accurately
10085 (note_addressable): Try to only mark as addressable those subvars
10086 we know a COMPONENT_REF touches.
10087 (overlap_subvar): New function.
10089 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
10090 Handle subvar storing.
10091 (vect_address_analysis): Update caller of vect_object_analysis.
10093 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
10095 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
10096 (STMT_VINFO_SUBVARS): New macro.
10098 * common.opts: add flag_tree_salias.
10100 * opts.c (decode_options): flag_tree_salias defaults to on.
10102 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10104 * doc/tree-ssa.texi: Document structural alias analysis.
10106 2005-03-12 Steven Bosscher <stevenb@suse.de>
10108 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10109 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10110 * tree-ssa-operands.c (get_expr_operands): Likewise.
10111 (get_expr_operands): Likewise for ERROR_MARK.
10113 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10115 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10118 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10121 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10122 (mark_operand_necessary): Remove local variable ver.
10124 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10125 variable prefix_len.
10127 * value-prof.c (mod_subtract_transform): Remove local variable
10130 * builtins.c (fold_builtin_exponent): Take decomposed
10131 arguments of CALL_EXPR.
10132 (fold_builtin_1): Update a call to fold_builtin_exponent.
10134 * builtins.c (fold_builtin_logarithm): Take decomposed
10135 arguments of CALL_EXPR.
10136 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10138 * c-decl.c (c_init_decl_processing): Remove local variables
10139 ptr_ftype_void and ptr_ftype_ptr.
10141 * gimplify.c (gimplify_expr): Remove local variables r0 and
10144 * reg-stack.c (move_for_stack_reg): Remove local variable
10146 (compare_for_stack_reg): Remove local variable flags_user.
10147 (convert_regs_1): Remove local variable deleted.
10149 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10151 (combine_blocks): Remove local variables exits and new_e.
10153 * tree-inline.c (expand_call_inline): Remove local variable
10156 * tree-ssa-live.c (create_ssa_var_map,
10157 calculate_live_on_entry): Remove local variable snn.
10159 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10161 * c-lex.c (c_lex_with_flags): Add parameter to call to
10164 2005-03-11 Per Bothner <per@bothner.com>
10166 * c-tree.h (struct c_declarator): New id_loc field.
10167 * c-pragma.h (c_lex_with_flags): Take position reference.
10168 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10169 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10170 (c_lex): Pass dummy location to c_lex_with_flags.
10171 * c-parser.c (c_lex_one_token): Set c_token's location using
10172 c_lex_with_flags, instead of input_location, which might be "ahead".
10173 (c_parser_direct_declarator): Set declarator's id_loc from
10175 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10176 declarator's id_loc, rather than probably-imprecise input_location.
10177 (build_id_declarator): Initialize c_declarator's id_loc field.
10179 2005-03-11 Roger Sayle <roger@eyesopen.com>
10181 PR middle-end/20419
10182 * builtins.c (expand_builtin_signbit): Force the signbit's word
10183 into an integer register to avoid SUBREGs of floating point modes.
10185 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10187 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10188 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10189 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10190 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10192 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10194 PR rtl-optimization/20306
10195 * expr.c (emit_move_complex): Set try_int false if mode is
10196 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10197 emit_block_move if try_int is true.
10199 2005-03-11 Richard Henderson <rth@redhat.com>
10202 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10203 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10206 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10208 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10209 (TARGET_FIX_VR4130): New macro.
10210 (TARGET_OPTIONS): Add -mfix-vr4130.
10211 (ISA_HAS_MACCHI): New macro.
10212 (ASM_SPEC): Add -mfix-vr4130.
10213 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10214 (override_options): Handle mips_fix_vr4130_string.
10215 (mips_avoid_hazards): Clear all_noreorder_p
10216 if we're working around VR4130 errata and the macc alternatives
10218 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10219 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10220 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10221 (MULTILIB_DEFAULTS): Remove leading "march=".
10222 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10223 if no architecture option is given.
10224 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10226 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10227 * doc/invoke.texi: Document -mfix-vr4130.
10229 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10231 * config/mips/mips.c (override_options): Only warn about -mint64
10232 deprecation if TARGET_INT64.
10234 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10236 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10237 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10238 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10239 are non-specific regarding the nonnull parameter positions.
10240 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10241 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10242 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10243 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10245 * builtins.def: Use the non-specific "nonnull" attibute lists.
10247 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10249 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10250 single_pred_edge, single_succ, single_pred): Improve comments.
10252 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10254 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10255 single_pred_edge, single_succ, single_pred): New inline functions.
10256 * bb-reorder.c (rotate_loop, find_traces_1_round,
10257 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10258 duplicate_computed_gotos): Use the single_succ/pred functions.
10259 * cfganal.c (forwarder_block_p): Ditto.
10260 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10261 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10262 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10263 merge_seq_blocks): Ditto.
10264 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10265 * cfglayout.c (fixup_reorder_chain): Ditto.
10266 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10267 canonicalize_loop_headers, verify_loop_structure): Ditto.
10268 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10269 mfb_update_loops, create_preheader, force_single_succ_latches,
10270 create_loop_notes): Ditto.
10271 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10272 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10273 commit_one_edge_insertion, purge_dead_edges,
10274 cfg_layout_can_merge_blocks_p): Ditto.
10275 * except.c (sjlj_emit_function_enter): Ditto.
10276 * flow.c (init_propagate_block_info): Ditto.
10277 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10278 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10279 insert_insn_end_bb): Ditto.
10280 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10281 find_if_case_2): Ditto.
10282 * lambda-code.c (perfect_nestify): Ditto.
10283 * lcm.c (optimize_mode_switching): Ditto.
10284 * loop-doloop.c (doloop_modify): Ditto.
10285 * loop-init.c (loop_optimizer_init): Ditto.
10286 * loop-iv.c (simplify_using_initial_values): Ditto.
10287 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10288 * loop-unswitch.c (unswitch_loop): Ditto.
10289 * modulo-sched.c (generate_prolog_epilog): Ditto.
10290 * predict.c (combine_predictions_for_insn, estimate_probability,
10291 tree_estimate_probability, last_basic_block_p,
10292 estimate_bb_frequencies): Ditto.
10293 * profile.c (branch_prob): Ditto.
10294 * regrename.c (copyprop_hardreg_forward): Ditto.
10295 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10296 * tracer.c (layout_superblocks): Ditto.
10297 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10298 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10299 cleanup_control_expr_graph, disband_implicit_edges,
10300 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10301 tree_verify_flow_info, tree_make_forwarder_block,
10302 tree_forwarder_block_p, remove_forwarder_block,
10303 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10304 * tree-if-conv.c (tree_if_conversion): Ditto.
10305 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10306 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10307 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10309 copy_loop_headers): Ditto.
10310 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10311 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10312 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10313 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10314 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10315 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10316 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10317 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10318 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10319 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10320 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10321 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10322 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10323 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10324 slpeel_add_loop_guard): Ditto.
10326 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10328 PR tree-optimization/15784
10329 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10332 * stmt.c (expand_case): Don't change index_type. Convert minval
10333 to the proper type.
10335 PR tree-optimization/20130
10336 * fold-const.c (fold): Fold x * -1 into -x.
10338 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10340 PR rtl-optimization/20331
10341 * rtlanal.c (modified_between_p): Check its address first for MEM.
10342 (modified_in_p): Likewise.
10344 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10346 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10348 2005-03-10 Steven Bosscher <stevenb@suse.de>
10350 * expr.c (expand_expr_real_1): If possible, use a conditional
10351 move for expanding MIN_EXPR and MAX_EXPR.
10352 Use temp for moving around rtx-en.
10354 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10357 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10360 2005-03-10 Roger Sayle <roger@eyesopen.com>
10362 * builtins.c (expand_builtin_signbit): Extend to handle floating
10363 point modes wider than the largest integer type, using the
10364 operand_subword_force function to obtain the signbit's word.
10366 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10369 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10370 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10372 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10374 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10376 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10378 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10380 (perform_edge_inserts): Unconditionally call
10381 free_dominator_info.
10383 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10385 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10387 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10389 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10391 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10393 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10395 (rtl_register_value_prof_hooks,
10396 tree_value_profile_transformations,
10397 tree_register_value_prof_hooks): Likewise.
10398 * var-tracking.c (stack_adjust_offset_pre_post,
10399 variable_htab_free, variable_union, dataflow_set_different_2,
10400 count_uses, variable_was_changed, set_frame_base_location,
10401 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10402 vt_add_function_parameters): Likewise.
10403 * varasm.c (named_section_real, named_section, make_decl_rtl,
10404 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10405 const_hash_1, compare_constant, copy_constant, force_const_mem,
10406 output_constant_pool_2, output_constant_pool_1, output_constant,
10407 output_constructor, make_decl_one_only, decl_tls_model,
10408 default_no_named_section, default_elf_select_section_1,
10409 default_unique_section_1): Likewise.
10410 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10411 * vmsdbgout.c (addr_const_to_string): Likewise.
10414 * function.c (struct assign_parm_data_one): Remove last_named
10416 (assign_parm_find_data_types): Don't determine last_named.
10417 Reorder named_parm determination.
10418 (assign_parms): Only setup varargs on the last non-varadic
10421 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10423 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10424 sda base address on medium model.
10426 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10428 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10429 * cfgloop.c (flow_loop_nodes_find): Export.
10430 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10432 * cfgloopmanip.c (fix_loop_structure): New function.
10433 * predict.c (predict_loops): Clean up the loops information.
10434 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10435 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10437 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10438 (rewrite_into_loop_closed_ssa): Declaration changed.
10439 * tree-loop-linear.c (linear_transform_loops): Add argument to
10440 rewrite_into_loop_closed_ssa call.
10441 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10442 * tree-ssa-loop-im.c (move_computations): Ditto.
10443 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10444 * tree-vectorizer.c (vectorize_loops): Ditto.
10445 * tree-optimize.c: Include cfgloop.h.
10446 (execute_todo): Choose whether to call cleanup_tree_cfg or
10447 cleanup_tree_cfg_loop.
10448 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10449 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10450 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10451 cleanup_tree_cfg_loop call.
10452 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10453 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10454 work on part of cfg.
10456 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10458 PR inline-asm/20314
10459 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10460 with multiple alternatives.
10462 * stmt.c (parse_output_constraint): Fix a typo.
10464 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10466 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10467 assembly directive instead of deprecated "no-generics".
10469 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10471 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10472 for non-offsettable memory references to cope with outstanding reload
10474 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10475 avoid losing outstanding address reloads.
10476 ("reload_outdi", "reload_outdf"): Likewise.
10478 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10480 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10481 code. Add more cbrt transformations.
10483 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10485 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10487 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10489 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10490 NULL_TREE when a given tree is not simplified.
10491 (fold): Return the original tree when any of the functions
10492 mentioned above NULL_TREE.
10494 * fold-const.c (fold_unary, fold_binary): Take decomposed
10495 arguments, code, type, op0, and op1 in case of fold_binary.
10496 (fold): Update calls to fold_unary and fold_binary.
10498 2005-03-09 Roger Sayle <roger@eyesopen.com>
10500 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10501 a fndecl and an arglist instead of a CALL_EXPR, exp.
10503 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10505 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10507 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10509 * expr.c (expand_assignment): Remove orig_to_rtx.
10511 * fold-const.c (int_const_binop): Remove no_overflow.
10513 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10515 * loop-iv.c (get_biv_step_1): Remove lhs.
10517 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10519 * real.c (real_nan): Remove neg.
10521 * function.c (thread_prologue_and_epilogue_insns): Remove i
10524 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10527 * tree-eh.c (tree_could_trap_p): Remove idx.
10529 * tree-into-ssa.c (ann): Remove ann.
10531 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10533 * tree-sra.c (decide_block_copy): Remove inst_count.
10535 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10537 * tree-ssa-loop-im.c (lhs): Remove.
10539 * cfgbuild.c (state, STATE, SET_STATE,
10540 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10542 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10543 (find_basic_blocks): Set the state of each basic block to
10546 2005-03-08 Jeff Law <law@redhat.com>
10548 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10549 goto results in the removal of edges in the CFG, then we need
10550 to recompute dominators.
10552 2005-03-09 Ben Elliston <bje@au.ibm.com>
10554 * c-common.c (c_do_switch_warnings): Comment fix.
10556 2005-03-08 Julian Brown <julian@codesourcery.com>
10558 * Patch from 2005-03-08 reverted for causing regressions and
10559 ppc-darwin bootstrap failure.
10561 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10563 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10564 Define the real function for ppc-darwin.
10565 * c-typeck.c (convert_arguments): Check for target-specific
10566 invalid argument call to unprototyped function.
10567 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10569 * target.h (invalid_arg_for_unprototyped_fn): New field
10571 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10572 default target hook.
10573 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10576 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10578 * c-typeck.c (constructor_stack, constructor_range_stack,
10579 initializer_stack): Make them static.
10581 * cfg.c (rbi_pool): Make it static.
10583 * gimple-low.c (lower_stmt_body): Make it static.
10584 * tree-flow.h: Remove the corresponding prototype. Don't
10585 declare lower_data.
10587 * sched-deps.c (cache_size): Make it static.
10589 * stor-layout.c (lang_adjust_rli): Make it static.
10591 2005-03-08 Julian Brown <julian@codesourcery.com>
10593 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10594 from being used for symbols with vague linkage when
10595 HAVE_GAS_COMDAT_GROUP is true.
10597 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10599 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10600 nlabel == JUMP_LABEL (jump).
10602 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10604 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10605 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10606 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10607 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10609 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10612 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10613 * c-common.c (handle_returns_twice): New function.
10614 (c_common_attribute_table): Declare eturns_twice' attribute.
10615 * doc/extend.texi: Document eturns_twice' attribute.
10616 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10617 (struct tree_decl): Add returns_twice_flag.
10619 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10621 * tree-ssa-phiopt.c: Fix a comment typo.
10623 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10624 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10625 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10628 2005-03-08 Richard Henderson <rth@redhat.com>
10630 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10631 builtin codes with ctzdi2, clzdi2, popcountdi2.
10632 (struct alpha_builtin_def): Add is_const.
10633 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10634 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10635 (alpha_init_builtins): Init them. Set nothrow and const attributes
10637 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10638 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10639 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10640 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10641 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10642 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10643 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10644 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10645 (TARGET_FOLD_BUILTIN): New.
10646 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10647 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10649 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10651 2005-03-08 Ira Rosen <irar@il.ibm.com>
10653 PR tree-optimization/20122
10654 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10655 condition of access function instead of base.
10657 2005-03-07 Jeff Law <law@redhat.com>
10658 Steven Bosscher <stevenb@suse.de>
10660 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10661 (find_taken_edge): Call find_taken_edge_computed_goto as
10662 appropriate. Allow any gimple invariant rather than just
10663 INTEGER_CST for VAL.
10664 (cleanup_control_flow): Cleanup a computed goto which has turned
10665 into a simple goto.
10666 (tree_merge_blocks): If block B has any forced labels, move
10667 them to the start of block A.
10668 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10669 computed gotos as well.
10670 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10671 removal of unnecessary computed gotos too.
10672 (lookup_redirection_data): Fix type of INSERT argument. Callers
10675 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10677 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10678 Remove trailing spaces.
10680 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10681 unshare_all_trees): Make them static.
10682 * tree-gimple.h: Remove the corresponding prototypes.
10684 * diagnostic.h: Remove unused prototype
10685 debug_output_buffer.
10686 * modulo-sched.c: Remove unused prototype
10687 set_row_column_for_ps.
10689 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10690 replace_phi_edge_with_variable): Remove unused variable i.
10692 2005-03-07 Per Bothner <per@bothner.com>
10694 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10696 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10699 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10700 bbs on the COND_EXPR instead of the PHI_NODEs.
10701 (candidate_bb_for_phi_optimization): Remove.
10702 (replace_phi_with_stmt): Rename to ...
10703 (replace_phi_edge_with_variable): this and change so that we
10704 replace the phi argument instead of removing the PHI.
10705 (conditional_replacement): Change so we deal with PHI with more
10706 than two arguments.
10707 (value_replacement): Likewise.
10708 (abs_replacement): Likewise.
10710 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10712 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10713 output_e500_flip_gt_bit.
10715 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10717 (rs6000_generate_compare): Fix logic to look at the correct bits.
10718 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10720 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10721 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10722 gen_move_from_CR_gt_bit.
10724 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10725 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10726 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10728 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10729 (E500_CR_IOR_COMPARE): New constant.
10731 2005-03-08 Earl Chew <earl_chew@agilent.com>
10732 David Billinghurst <David.Billinghurst@riotinto.com>
10734 * config/i386/host-cygwin.c: New file to support precompiled
10736 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10737 * config.host: Use above files for cygwin host.
10739 2005-03-07 David Edelsohn <edelsohn@gnu.org>
10741 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10742 ordering ops from earlier change.
10744 2005-03-07 Per Bothner <per@bothner.com>
10746 Various fixes to allow us to again build if --enable-mapped-location:
10747 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10748 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10749 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10750 local variable loc. Change logic appropriately.
10751 * tree-vect-transform.c (vect_finish_stmt_generation): Use
10752 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10753 * c-parser.c (c_parser_for_statement): Initialize loc variable.
10754 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10755 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10757 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
10759 PR rtl-optimization/19683
10760 * reload1.c (choose_reload_regs): Pass the number of bits, not the
10761 number of bytes, to smallest_int_for_mode. Fix arguments to
10762 REG_CANNOT_CHANGE_MODE_P.
10764 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10766 * reorg.c (relax_delay_slots): Check that the jump is
10767 conditional before trying to invert it.
10769 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10771 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10774 * calls (stack_arg_under_construction): Make it static.
10776 * flow.c (regs_live_at_setjmp): Make it static.
10777 * flow.h: Remove the corresponding prototype.
10779 * reload1.c (reload_startobj, reload_firstobj,
10780 something_needs_operands_changed, reload_inherited,
10781 reload_inheritance_insn, reload_override_in,
10782 reload_spill_index): Make them static.
10784 * recog.c (verify_changes): Make it static.
10785 * recog.h: Remove the corresponding prototype.
10787 * cfgbuild.c (find_sub_basic_blocks): Remove.
10788 * basic-block.h: Remove the corresponding prototype.
10789 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10791 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10793 * tree-ssa-operands.c (check_build_stmt): Remove.
10795 * stor-layout.c (set_alignment): Remove.
10796 * tree.h: Remove the corresponding prototype.
10798 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10800 * tree-ssa-dce.c (control_dependence_map,
10801 visited_control_parents): Make them static.
10803 * cfghooks.c (verify_flow_info): Remove local variable
10806 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10809 * loop-unswitch.c (unswitch_loop): Remove local variable src.
10811 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
10813 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10815 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
10817 * config/ia64/hpux.h (LINK_SPEC): Add -z.
10818 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10819 PARALLEL for an empty structure.
10821 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10823 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10825 * fold-const.c (fold_binary): Unroll the very first "for"
10828 2005-03-06 David Edelsohn <edelsohn@gnu.org>
10830 * config/rs6000/predicates.md (branch_comparison_operator): Remove
10831 redundant match_code test.
10832 (scc_comparison_operator): Swap match_operand and match_code
10834 (branch_positive_comparison_operator): Same.
10835 (trap_comparison_operator): Use comparison_operator and swap with
10838 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
10841 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10842 (out_movhi_r_mr): Read low byte of volatile MEM first.
10843 (out_movhi_mr_r): Write high byte of volatile MEM first.
10845 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10847 * cselib.c (reg_values, reg_values_size): Make them static.
10849 * cse.c (cse_reg_info_table): Make it static.
10851 * fold-const.c (fold_unary): Use build1 instead of copy_node.
10853 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
10855 * cse.c (find_best_addr): Use canon_for_address.
10857 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10859 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10860 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10861 SUBREG and MEM, respectively.
10863 * fold-const.c (fold_binary): Use code instead of t.
10865 * fold-const.c (optimize_minmax_comparison): Take decomposed
10866 arguments code, type, op0, and op1 instead of t.
10867 (fold_binary): Update a call to optimize_minmax_comparison.
10869 * fold-const.c (fold_range_test): Take decomposed arguments
10870 code, type, op0, and op1 instead of t.
10871 (fold_binary): Update a call to fold_range_test.
10873 * fold-const.c (fold_binary_op_with_conditional_arg): Take
10874 decomposed arguments code, type, op0, and op1 instead of t.
10875 (fold_binary): Update a call to fold_range_test.
10877 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10879 * fold-const.c (fold_binary): Avoid directly using the original
10880 expression t as much as possible.
10882 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10884 * c-semantics.c (build_stmt): Use TYPE_P instead of
10885 IS_NON_TYPE_CODE_CLASS.
10886 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10887 (NON_TYPE_CHECK): Use TYPE_P instead of
10888 IS_NON_TYPE_CODE_CLASS.
10890 * fold-const.c (fold): Remove handling of binary expressions.
10892 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
10894 * doc/c-tree.texi: Wrap comments in @r{}.
10895 * doc/cpp.texi: Likewise.
10896 * doc/cppinternals.texi: Likewise.
10897 * doc/extend.texi: Likewise.
10898 * doc/md.texi: Likewise.
10899 * doc/objc.texi: Likewise.
10900 * doc/sourcebuild.texi: Likewise.
10901 * doc/tm.texi: Likewise.
10902 * doc/tree-ssa.texi
10904 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10906 * predict.c (apply_return_prediction): Standardize PHI chain
10908 * tree-ssa.c (ssa_redirect_edge): Likewise.
10910 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10911 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10914 * tree-phinodes.c (remove_phi_node): Drop the last argument.
10915 * tree-flow.h: Adjust the prototype for remove_phi_node.
10916 * lambda-code.c (perfect_nestify): Adjust a call to
10919 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10920 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10922 * tree-ssa-dce.c (remove_dead_phis): Likewise.
10923 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10924 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10925 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10927 * combine.c (simplify_and_const_int): Use gen_int_mode instead
10928 of GEN_INT (trunc_int_for_mode (...)).
10929 * loop-iv.c (iv_number_of_iterations): Likewise.
10930 * postreload.c (reload_cse_move2add): Likewise.
10931 * simplify-rtx.c (simplify_const_unary_operation,
10932 simplify_const_binary_operation): Likewise.
10933 * stor-layout.c (get_mode_bounds): Likewise.
10935 * fold-const.c (fold_binary): New.
10936 (fold): Call fold_binary on binary expressions.
10938 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
10940 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10941 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10942 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10943 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10944 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10946 2005-03-04 Devang Patel <dpatel@apple.com>
10948 PR tree-optimization/18815
10949 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10950 loops with zero exit edges.
10952 2005-03-04 Devang Patel <dpatel@apple.com>
10954 * doc/invoke.texi: Remove reference to webpage that does not exist.
10956 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
10957 Joseph S. Myers <joseph@codesourcery.com>
10960 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10961 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10962 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10963 * pa.c (get_plabel): Change argument to symbol_ref. Call
10964 maybe_get_identifier instead of get_identifier.
10965 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10966 (struct deferred_plabel): Replace name field with symbol field.
10967 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10968 ASM_OUTPUT_EXTERNAL_REAL is defined.
10969 (output_global_address): Use output_addr_const for output of all
10971 (output_deferred_plabels): Use symbol_ref instead of name for address
10973 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10974 ASM_OUTPUT_SYMBOL_REF): New macros.
10975 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
10977 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10980 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
10982 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10983 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10985 2005-03-04 Jeff Law <law@redhat.com>
10987 * basic-block.h (rediscover_loops_after_threading): Declare.
10988 * tree-ssa-dom.c: Include cfgloop.h.
10989 (tree_ssa_dominator_optimize): Discover loops and some basic
10990 properties. Remove forwarder blocks recreated by loop header
10991 canonicalization. Also mark backedges in the CFG.
10992 * tree-ssa-threadupdate.c: Include cfgloop.h
10993 (rediscover_loops_after_threading): Define.
10994 (struct local_info): New field, JUMP_THREADED.
10995 (prune_undesirable_thread_requests): New function.
10996 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10997 then record that fact for the callers of redirct_edges.
10998 (thread_block): If BB has incoming backedges, then call
10999 prune_undesirable_thraed_requests. Note when we are
11000 going to have to rediscover loop information. Return a
11001 boolean indicating if any jumps were threaded.
11002 (thread_through_all_blocks): Bubble up boolean indicating
11003 if any jumps were threaded.
11004 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
11005 (tree-ssa-threadupdate.o): Similarly.
11007 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11009 * fold-const.c (fold_ternary): Unroll the "for" loop to
11012 2005-03-04 Andrew Haley <aph@redhat.com>
11014 * unwind-dw2-fde-glibc.c (struct
11015 unw_eh_callback_data.check_cache): New field.
11016 (frame_hdr_cache): New.
11017 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
11018 Cache frame header info.
11020 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
11022 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
11023 (print_c_condition): Declare.
11024 * read-rtl.c (ptr_loc): New structure.
11025 (ptr_locs, ptr_loc_obstack, joined_conditions)
11026 (joined_conditions_obstack): New variables.
11027 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
11028 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
11029 (join_c_conditions, print_c_condition): New functions.
11030 (apply_macro_to_string): Associate the new string with the same
11031 source location as the old one.
11032 (add_condition_to_string): Use join_c_conditions.
11033 (read_string): Use set_rtx_ptr_loc to record a filename and line
11034 number for the string.
11035 (read_rtx): Initialize the new variables above.
11036 * genattrtab.c (write_test_expr, write_attr_value): Use
11038 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
11039 comment above the GCC_VERSION check.
11040 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
11041 Inline the definition of MAYBE_EVAL.
11042 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
11043 * genoutput.c (process_template): Likewise.
11044 * genpreds.c (write_predicate_subfunction): Likewise.
11045 (write_predicate_expr): Use print_c_condition.
11046 * genrecog.c (write_cond): Likewise.
11047 * gensupport.c (process_rtx): Use join_c_conditions to join the
11048 conditions of a define_insn_and_split. Record a source location
11049 for the string after the "&&".
11050 (alter_test_for_insn): Use join_c_conditions.
11052 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
11055 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11056 PR tree-optimization/15784
11057 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11060 2005-03-04 Ben Elliston <bje@au.ibm.com>
11062 * gcc.c (option_map): Add --coverage.
11063 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
11064 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
11065 * config/darwin.h: Pass -lgcov for `coverage'.
11066 * doc/invoke.texi (Debugging Options): Document --coverage.
11068 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11070 * gcse.c (bypass_block): Use find_edge wherever possible.
11072 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
11076 * c-opts.c (c_common_parse_file): Call start_source_file
11077 and end_source_file at the approriate times.
11079 * dwarf2out.c (dwarf2out_finish): Don't auto-end
11080 the main file, it will be done for us now.
11082 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
11084 * fold-const.c (fold_ternary): New.
11085 (fold): Call fold_ternary on ternary expressions. Remove
11086 handling of ternary expressions.
11088 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
11090 PR tree-optimization/15784
11091 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
11094 2005-03-03 David Edelsohn <edelsohn@gnu.org>
11096 * config/rs6000/predicates.md (branch_comparison_operator):
11097 Convert from C block to conditional format.
11099 2005-03-03 Jan Hubicka <jh@suse.cz>
11101 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11102 and non-constant public variables.
11104 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11106 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11109 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11112 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11113 calls to release_ssa_name and release_phi_node.
11115 * fold-const.c (fold): Remove handling of unary expressions.
11117 * fold-const.c (fold_unary): Avoid directly using the original
11118 expression t as much as possible.
11120 2005-03-03 Roger Sayle <roger@eyesopen.com>
11121 Andrew Pinski <pinskia@physics.uc.edu>
11123 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11124 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11126 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11128 Describe special registers SRP and MOF as allocatable registers.
11129 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11130 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11131 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11132 TARGET_HAS_MUL_INSNS.
11133 (cris_print_operand) <case 'd'>: New case.
11134 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11135 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11137 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11138 (REG_ALLOC_ORDER): Update for MOF.
11139 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11141 (GENERAL_REGS): No longer a define of ALL_REGS.
11142 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11143 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11144 Adjust accordingly.
11145 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11146 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11147 (SECONDARY_RELOAD_CLASS): Define.
11148 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11149 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11150 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11151 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11152 (REGISTER_MOVE_COST): Define.
11153 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11154 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11155 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11156 (CRIS_MOF_REGNUM): New define_constants.
11157 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11159 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11161 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11162 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11163 Adjust for MOF being properly described as a register.
11164 (indir_to_reg_split): Name this split. Conditionalize on the
11165 destination register being a general register.
11166 (movei): Conditionalize on on operands 0 and 1 having the same
11169 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11172 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11173 -mcpu to override any other explicitly given flags.
11175 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11177 * recog.c (verify_changes, confirm_change_group): New functions,
11178 broken out of apply_change_group.
11179 (apply_change_group): Use them.
11180 * recog.h (verify_change, confirm_change_group): Declare.
11181 * rtl.h (redirect_jump_2): Declare.
11182 * jump.c (redirect_exp, invert_exp): Delete.
11183 (invert_exp_1): Take second parameter. Return value. Changed caller.
11184 (redirect_jump_2): New function, broken out of redirect_jump.
11185 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11186 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11187 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11189 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11191 * varasm.c (named_section): Use xstrdup rather than doing it by
11194 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11196 2005-03-02 Devang Patel <dpatel@apple.com>
11198 Undo PR tree-optimization/18815 fix.
11200 2005-03-02 Devang Patel <dpatel@apple.com>
11202 PR tree-optimization/18815
11203 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11204 loops with zero exit edges.
11206 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11208 * cfg.c (connect_src, connect_dest, disconnect_src,
11209 disconnct_dest): New.
11210 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11211 redirect_edge_pred): Use the new functions.
11213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11214 free_dominance_info only when needed.
11216 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11219 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11220 (reg_or_sub_cint64_operand): Same.
11222 2005-03-02 Jeff Law <law@redhat.com>
11224 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11225 CFG_ALTERED in the main DOM iteration loop.
11227 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11230 * varasm.c (initializer_constant_valid_p): Allow conversions
11231 between OFFSET_TYPEs. Tidy.
11233 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11235 * config/cris/cris.md ("return"): Remove epilogue delay list
11238 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11240 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11242 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11244 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11246 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11247 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11248 config/m68k/m68k.c, config/mips/mips.h,
11249 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11250 doc/include/gcc-common.texi: Update copyright.
11252 PR middle-end/18029 and PR middle-end/18030
11253 * expr.c (optimize_bitfield_assignment_op): Add a special case
11254 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11256 * fold-const.c (fold_unary): New.
11257 (fold): Call fold_unary on unary expressions.
11259 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11261 * cgraph.h (struct cgraph_edge): Add prev_caller and
11262 prev_callee fields.
11263 (cgraph_node_remove_callees): Export.
11264 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11266 (cgraph_edge_remove_callee): New function.
11267 (cgraph_edge_remove_caller): Likewise.
11268 (cgraph_remove_edge): Use.
11269 (cgraph_redirect_edge_callee): Likewise.
11270 (cgraph_node_remove_callees): New function.
11271 (cgraph_node_remove_callers): Likewise.
11272 (cgraph_remove_node): Use.
11273 * tree-optimize.c (tree_rest_of_compilation): Use
11274 cgraph_node_remove_callees instead of manual loop.
11275 * cgraphunit.c (cgraph_finalize_function): Likewise.
11276 (cgraph_expand_function): Likewise.
11277 (cgraph_remove_unreachable_nodes): Likewise.
11279 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11282 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11284 * c-decl.c (undeclared_variable): Take location as argument.
11285 * c-typeck.c (build_external_ref): Likewise.
11286 * c-parser.c (c_parser_postfix_expression): Pass location of
11287 identifier to build_external_ref.
11289 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11291 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11292 CCEQ mode for branch_positive_comparison_operator test.
11293 * config/rs6000/predicates (branch_comparison_operator): Revert to
11295 (scc_comparison_operator): Same.
11296 (branch_positive_comparison_operator): Same.
11298 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11300 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11301 (cris_delay_slots_for_epilogue): Remove.
11302 (save_last): Move into cris_target_asm_function_epilogue.
11303 (cris_target_asm_function_epilogue): Remove tests for file being
11305 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11306 (cris_delay_slots_for_epilogue): Remove prototypes.
11307 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11308 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11310 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11312 * config/rs6000/predicates.md (branch_comparison_operator): Change
11313 to define_special_predicate.
11314 (scc_comparison_operator): Same.
11315 (branch_positive_comparison_operator): Same.
11317 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11319 * Makefile.in (tree-ssa-sink.o): New.
11320 (OBJS-common): Add tree-ssa-sink.o.
11321 * common.opt: Add -ftree-sink
11322 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11323 * timevar.def (TV_TREE_SINK): new timevar.
11324 * tree-flow.h (is_hidden_global_store): Prototype.
11325 * tree-optimize.c (init_tree_optimization_passes): Add
11327 * tree-pass.h (pass_sink_code): New.
11328 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11329 for non-obvious global store store to is_hidden_global_store, and
11330 call that new function.
11331 * tree-ssa-sink.c: New file.
11332 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11333 * doc/passes.texi: Document forward store motion.
11334 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11335 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11336 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11337 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11339 2005-03-01 Per Bothner <per@bothner.com>
11341 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11342 and we have a non-zero column-number, add it to the message.
11343 Also factor out the diagnostic_kind_text.
11345 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11347 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11348 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11349 flow_loop_scan): Removed.
11350 (flow_loop_dump): Do not dump removed fields.
11351 (flow_loop_free): Do not free removed fields.
11352 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11353 (loop_exit_edge_p): New function.
11354 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11355 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11356 num_exits, exits_doms.
11357 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11358 LOOP_EDGES, LOOP_ALL): Removed.
11359 (flow_loop_scan): Declaration removed.
11360 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11361 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11363 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11364 (if_convert): Call flow_loops_find and flow_loops_free
11365 when calling mark_loop_exit_edges.
11366 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11367 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11368 free_dominance_info calls.
11369 * loop-init.c (flow_loops_find): Ditto.
11370 * passes.c (rest_of_handle_branch_prob): Ditto.
11371 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11372 * loop-unroll.c (analyze_insns_in_loop): Do not use
11374 * predict.c (predict_loops): Do not call flow_loop_scan.
11375 Use get_loop_exit_edges.
11376 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11377 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11378 Do not use EDGE_LOOP_EXIT.
11379 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11380 to bb_with_exit_edge_p.
11381 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11382 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11383 to bb_with_exit_edge_p.
11384 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11386 * tree-loop-linear.c (linear_transform_loops): Do not call
11387 flow_loop_scan. Use loop->single_exit.
11388 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11389 (vect_analyze_loop_form): Do not call flow_loop_scan.
11390 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11392 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11394 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11395 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11396 slpeel_tree_duplicate_loop_to_edge_cfg,
11397 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11398 Use loop_preheader_edge and loop->single_exit. Do not call
11401 2005-03-01 Nick Clifton <nickc@redhat.com>
11403 * config/arm/arm.c (thumb_find_work_register): Check all of the
11404 argument registers to see if they are free, and a couple of
11405 special cases where the last argument register but can be proved
11406 to be available during the function's prologue.
11407 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11408 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11409 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11411 (thumb_compute_save_reg_mask): Likewise. Also use
11412 thumb_find_work_register() to ensure that there is agreement about
11413 which work register is going to be used in the prologue.
11414 (thumb_output_function_prologue): Use unsigned long as the type
11415 for the register bit-mask. Also delay pushing the link register if
11416 other high registers are going to be pushed.
11417 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11418 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11419 redundant prototypes.
11421 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11424 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11425 and after reload in REG+REG indexed addresses without REG_POINTER
11426 set in the base and not set in the index.
11428 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11430 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11431 Don't undefine here.
11432 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11433 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11434 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11435 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11436 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11438 * config.gcc (sh*-*-linux*): Use config/linux.h.
11440 2005-02-28 Dale Johannesen <dalej@apple.com>
11441 Stan Shebs <shebs@apple.com>
11443 Rewrite of 64-bit Darwin structure-by-value pass/return.
11444 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11445 intoffset, use_stack, named.
11446 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11447 (rs6000_darwin64_record_arg_advance_flush): New.
11448 (rs6000_darwin64_record_arg_advance_recurse): New.
11449 (rs6000_darwin64_record_arg_flush): New.
11450 (rs6000_darwin64_record_arg_recurse): New.
11451 (rs6000_darwin64_record_arg): New.
11452 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11453 (function_arg_boundary): Handle 128-bit aligned structs.
11454 (function_arg_advance): Rewrite darwin64 struct handling.
11455 (function_arg): Call rs6000_darwin64_record_arg.
11456 (function_arg_partial_nregs): Handle darwin64 structs.
11457 (rs6000_darwin64_function_value): Remove.
11458 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11460 2005-02-28 Roger Sayle <roger@eyesopen.com>
11462 PR tree-optimization/20216
11463 * tree-chrec.c (tree_fold_factorial): Delete.
11464 (tree_fold_binomial): Change argument list to take a return type
11465 and change the type of K to unsigned int. Rewrite to avoid explicit
11466 evaluation of factorials, and (recursively) calling fold to perform
11467 compile-time arithmetic. Return NULL on (internal) overflow.
11468 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11469 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11470 if any intermediate calculation overflows.
11471 (chrec_apply): Update call to chrec_evaluate.
11473 2005-02-28 James E Wilson <wilson@specifixinc.com>
11475 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11477 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11480 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11481 instead of NULL_TREE on error.
11483 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11485 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11486 (EASY_VECTOR_15_ADD_SELF): Remove.
11487 (num_insns_constant_wide): Not static.
11488 (validate_condition_mode): Not static.
11489 (toc_relative_expr_p): Not static.
11490 (legitimate_indirect_address_p): Not static.
11491 (macho_lo_sum_memory_operand): Not static.
11492 (invalid_e500_subreg): Not static.
11493 (easy_vector_same): Not static.
11494 (easy_vector_splat_const): Not static.
11495 (RS6000_SYMBOL_REF_TLS_P): Remove.
11496 (any_operand): Delete.
11497 (any_parallel_operand): Delete.
11498 (count_register_operand): Delete.
11499 (altivec_register_operand): Delete.
11500 (xer_operand): Delete.
11501 (s8bit_cint_operand): Delete.
11502 (short_cint_operand): Delete.
11503 (u_short_cint_operand): Delete.
11504 (non_short_cint_operand): Delete.
11505 (exact_log2_cint_operand): Delete.
11506 (gpc_reg_operand): Delete.
11507 (cc_reg_operand): Delete.
11508 (cc_reg_not_cr0_operand): Delete.
11509 (reg_or_short_operand): Delete.
11510 (reg_or_neg_short_operand): Delete.
11511 (reg_or_aligned_short_operand): Delete.
11512 (reg_or_u_short_operand): Delete.
11513 (reg_or_cint_operand): Delete.
11514 (reg_or_arith_cint_operand): Delete.
11515 (reg_or_add_cint64_operand): Delete.
11516 (reg_or_sub_cint64_operand): Delete.
11517 (reg_or_logical_cint_operand): Delete.
11518 (got_operand): Delete.
11519 (got_no_const_operand): Delete.
11520 (easy_fp_constant): Delete.
11521 (easy_vector_constant): Delete.
11522 (easy_vector_constant_add_self): Delete.
11523 (zero_constant): Delete.
11524 (zero_fp_constant): Delete.
11525 (volatile_mem_operand): Delete.
11526 (offsettable_mem_operand): Delete.
11527 (mem_or_easy_const_operand): Delete.
11528 (add_operand): Delete.
11529 (non_add_cint_operand): Delete.
11530 (logical_operand): Delete.
11531 (non_logical_cint_operand): Delete.
11532 (mask_operand): Delete.
11533 (mask_operand_wrap): Delete.
11534 (mask64_operand): Delete.
11535 (mask64_2_operand): Delete.
11536 (and64_operand): Delete.
11537 (and64_2_operand): Delete.
11538 (and_operand): Delete.
11539 (reg_or_mem_operand): Delete.
11540 (lwa_operand): Delete.
11541 (symbol_ref_operand): Delete.
11542 (call_operand): Delete.
11543 (current_file_function_operand): Delete.
11544 (input_operand): Delete.
11545 (rs6000_nonimmediate_operand): Delete.
11546 (rs6000_tls_symbol_ref): Delete.
11547 (save_world_operation): Delete.
11548 (restore_world_operation): Delete.
11549 (load_multiple_operation): Delete.
11550 (store_multiple_operation): Delete.
11551 (vrsave_operation): Delete.
11552 (mfcr_operation): Delete.
11553 (mtcrf_operation): Delete.
11554 (lmw_operation): Delete.
11555 (stmw_operation): Delete.
11556 (branch_comparison_operator): Delete.
11557 (branch_positive_comparison_operator): Delete.
11558 (scc_comparison_operator): Delete.
11559 (trap_comparison_operator): Delete.
11560 (boolean_operator): Delete.
11561 (boolean_or_operator): Delete.
11562 (min_max_operator): Delete.
11563 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11564 (EASY_VECTOR_15): Moved to here.
11565 (EASY_VECTOR_15_ADD_SELF): Move to here.
11566 (PREDICATE_CODES): Delete.
11567 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11568 Declare functions no longer static.
11569 * config/rs6000/predicates.md: New.
11570 * config/rs6000/rs6000.md: Include predicates.md
11572 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11574 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11575 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11577 * cfgrtl.c (need_fake_edge_p): Likewise.
11578 * combine.c (distribute_notes): Likewise.
11579 * emit-rtl.c (try_split): Likewise.
11580 * recog.c (peephole2_opimize): Likewise.
11581 * reg-notes.def (ALWAYS_RETURN): Remove.
11582 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11583 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11584 * tree.h (ECF_ALWAYS_RETURN): Remove.
11586 2005-02-28 Roger Sayle <roger@eyesopen.com>
11588 PR middle-end/19874
11589 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11590 between different machine modes is never a "useless" conversion.
11592 2005-02-28 Geert Bosch <bosch@gnat.com>
11595 * doc/contrib.texi: List contributors for Ada front end
11597 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11599 * simplify-rtx.c (simplify_unary_operation_1,
11600 simplify_const_unary_operation): New, extracted from...
11601 (simplify_unary_operation): ... this one.
11602 (simplify_binary_operation_1,
11603 simplify_const_binary_operation): New, extracted from...
11604 (simplify_binary_operation): ... this one.
11605 * rtl.h (simplify_const_unary_operation,
11606 simplify_const_binary_operation): Add prototypes.
11608 2005-02-28 Julian Brown <julian@codesourcery.com>
11610 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11611 building libjava and caused PR regression/20228.
11613 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11616 * Makefile.in (host_subdir): New.
11617 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11618 * configure: Regenerate.
11620 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11622 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11623 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11624 installation directory first.
11626 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11629 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11630 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11631 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11632 * config/cris/cris.md: Tweak comments referring to Q.
11633 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11634 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11635 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11636 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11637 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11638 Insert spaces in constraints to align alternatives vertically for
11640 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11643 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11645 PR rtl-optimization/17728
11646 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11647 operand 0 from general_operand to move_dest_operand.
11649 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11651 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11652 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11653 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11654 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11656 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11658 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11659 * configure: Regenerate.
11660 * libada-mk.in: Remove CC; rename
11661 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11663 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11666 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11667 for the lhs, also walk over the tree. Likewise for rhs.
11669 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11671 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11672 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11673 Do not propagate value of iv before increment over the increment.
11675 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11677 * c-parser.c: New file.
11678 * c-parse.in: Remove.
11679 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11681 (c-parser.o): Add dependencies.
11682 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11683 maintainer-clean, TAGS): Update.
11684 * c-config-lang.in (gtfiles): Update.
11685 * gengtype-lex.l: Don't handle "@@".
11686 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11687 objc_build_synchronized, objc_begin_try_stmt,
11688 objc_begin_catch_clause, objc_finish_catch_clause,
11689 objc_build_finally_clause, objc_finish_try_stmt): New.
11690 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11692 (c_parse_init): Update comment.
11693 * c-decl.c (c_init_decl_processing): Update comment.
11694 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11695 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11696 new c_declspecs members.
11698 2005-02-25 Julian Brown <julian@codesourcery.com>
11700 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11701 from being used for symbols with vague linkage when
11702 HAVE_GAS_COMDAT_GROUP is true.
11704 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11706 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11708 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11711 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11712 (LIBGCC2_HAS_DF_MODE): New.
11713 (LIBGCC2_HAS_XF_MODE): New.
11714 (LIBGCC2_HAS_TF_MODE): New.
11715 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11716 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11717 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11718 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11719 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11720 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11721 and add _fixtfdi, _fixunstfdi, _floatditf
11722 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11723 L_fixunstfdi, L_floatditf.
11724 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11725 (LIBGCC2_HAS_TF_MODE): Define.
11727 2005-02-25 Diego Novillo <dnovillo@redhat.com>
11729 PR tree-optimization/20204
11730 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11731 REWRITE_THIS_STMT markers on PHI nodes.
11732 (rewrite_initialize_block): Likewise.
11734 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11736 * version.c (version_string): Update to 4.1.
11738 2005-02-25 Paolo Carlini <pcarlini@suse.de>
11740 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11741 Clarify that the alternative way doesn't work in GNU C++.
11743 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11745 PR tree-optimization/19937
11746 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11747 to the type of the induction variable.
11749 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
11751 PR rtl-optimization/20117
11752 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11753 the block including noncopyable insn.
11755 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11757 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11758 calls to find_reg_note.
11760 2005-02-24 Richard Henderson <rth@redhat.com>
11763 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11766 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
11768 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11769 vector types if to use base reg for misaligned non-word ld/std.
11771 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11774 * config/cris/cris.c (cris_target_asm_function_prologue): Create
11775 dwarf2 label manually and put it after, not before the prologue.
11777 2005-02-24 David Edelsohn <edelsohn@gnu.org>
11780 * reload.c (operands_match_p): Only increment register number for
11781 SCALAR_INT_MODE_P modes in multiple hard registers.
11783 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11786 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11788 * ChangeLog.5: Fix log message typo(s).
11789 * ChangeLog.7: Likewise.
11790 * ChangeLog.tree-ssa: Likewise.
11791 * cfgexpand.c: Fix comment typo(s).
11792 * conflict.c: Likewise.
11793 * defaults.h: Likewise.
11794 * dwarf2out.c: Likewise.
11795 * gcse.c: Likewise.
11796 * ggc-page.c: Likewise.
11797 * tree-eh.c: Likewise.
11798 * tree-ssa-dom.c: Likewise.
11800 2005-02-24 Jakub Jelinek <jakub@redhat.com>
11803 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11804 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11805 if SHARED is defined.
11808 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11809 allow splitting only if operands 0 and 3 don't overlap.
11811 2005-02-24 Richard Henderson <rth@redhat.com>
11813 PR middle-end/19953
11814 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11815 (fold_builtin_1): Call them.
11816 * fold-const.c (fold_complex_mult_parts): Split out from ...
11817 (fold_complex_mult): ... here. Fix typo in both imaginary case.
11818 (fold_complex_div_parts, fold_complex_div): New.
11820 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11822 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11824 * tree-ssa-ccp.c (visit_assignment): Verify that result of
11825 VIEW_CONVERT_EXPR is_gimple_min_invariant.
11827 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11828 (print_node): Likewise.
11829 Print TYPE_SIZES_GIMPLIFIED.
11831 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11833 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11834 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11835 operands as commutative in constraints.
11837 2005-02-24 Diego Novillo <dnovillo@redhat.com>
11839 * tree-into-ssa.c: Re-organize internal functions.
11841 2005-02-24 Richard Henderson <rth@redhat.com>
11843 PR middle-end/18902
11844 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11846 * common.opt (fcx-limited-range): New.
11847 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11848 * toplev.c (flag_complex_method): Initialize to 1.
11849 (process_options): Set flag_complex_method to 0 if
11850 flag_cx_limited_range.
11851 * doc/invoke.texi (-fcx-limited-range): New.
11853 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11855 * cse.c (delete_trivially_dead_insns): Speed up by using
11856 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11859 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
11861 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11862 functions when -mid-shared-library is being used.
11864 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11866 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11867 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11868 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11869 * system.h: Poison LINK_LIBGCC_SPECIAL.
11871 2005-02-23 James E Wilson <wilson@specifixinc.com>
11873 * gengtype.c (note_insn_name): Make 1 element larger.
11875 2005-02-23 Roger Sayle <roger@eyesopen.com>
11878 PR rtl-optimization/20097
11879 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11880 BImode SUBREGs of SImode registers which confuse the ia64 backend.
11882 2005-02-23 David Edelsohn <edelsohn@gnu.org>
11884 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11885 * t-aix52 (SHLIB_INSTALL): Same.
11887 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
11889 * genpreds.c: Update copyright.
11891 2005-02-23 Michael Beach <michaelb@ieee.org>
11894 * config/sparc/t-elf (startup files): Assemble with CPP.
11896 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
11898 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11899 (write_predicate_expr): Likewise.
11901 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11903 PR tree-optimization/20100
11904 PR tree-optimization/20115
11905 * tree-optimize.c (init_tree_optimization_passes): Remove
11906 pass_maybe_create_global_var.
11907 * tree-pass.h (pass_maybe_create_global_var): Remove.
11908 * tree-ssa-alias.c (aliases_computed_p): Declare.
11909 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11910 (count_calls_and_maybe_create_global_var): Remove.
11911 (pass_maybe_create_global_var): Remove.
11912 (init_alias_info): Do not declare aliases_computed_p.
11913 (maybe_create_global_var): If the function contains no
11914 call-clobbered variables and a mix of pure/const and regular
11915 function calls, create .GLOBAL_VAR.
11916 Mark all call-clobbered variables for renaming.
11917 (merge_pointed_to_info): Update comment.
11918 (add_pointed_to_var): Likewise.
11919 (is_escape_site): Likewise.
11920 Accept struct alias_info * instead of size_t *.
11922 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11924 * tree-ssa-operands.c (get_call_expr_operands): If
11925 ALIASES_COMPUTED_P is false, do not add call-clobbering
11927 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11928 (delete_tree_ssa): Likewise.
11930 2005-02-22 James E Wilson <wilson@specifixinc.com>
11932 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11933 (do_compile): Do call it here.
11935 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11937 PR rtl-optimization/20017.
11938 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11939 rest_of_handle_cse2, rest_of_handle_gcse): Call
11940 delete_dead_jumptables immediately before calling cleanup_cfg.
11942 2005-02-22 Devang Patel <dpatel@apple.com>
11945 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11948 2005-02-22 David Edelsohn <edelsohn@gnu.org>
11950 * config/rs6000/aix.h (WINT_TYPE): Define.
11952 2005-02-22 Stan Shebs <shebs@apple.com>
11954 * config/rs6000/rs6000.c (rs6000_override_options): Default to
11955 natural alignment for 64-bit Darwin.
11956 (rs6000_parse_alignment_option): Warn about uses of -malign-power
11958 * doc/invoke.texi: Document this.
11960 2005-02-22 DJ Delorie <dj@redhat.com>
11962 * c-common.c (c_common_type_for_mode): Pass the mode's precision
11963 to make_[un]signed_type, not the mode itself.
11965 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11967 * cfg.c (cached_make_edge): Call make_edge if edge cache is
11968 not available. Use tail calls wherever possible.
11969 (make_edge): Call unchecked_make_edge to create an edge.
11971 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11972 (coalesce_ssa_name): Don't check for
11973 SSANORM_USE_COALESCE_LIST.
11974 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11976 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11978 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11979 (rewrite_into_ssa): ... here.
11981 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
11983 PR tree-optimization/19786
11984 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11985 tag to another's may-alias bitmap when adding to the other's list.
11987 2005-02-21 DJ Delorie <dj@redhat.com>
11989 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11990 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11991 registers in unsupported ways.
11992 * expmed.c (init_expmed): Likewise.
11994 2005-02-21 Stan Cox <scox@redhat.com>
11996 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11998 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12000 * tree-cfg.c (fold_cond_expr_cond): New.
12001 (make_edges): Call fold_cond_expr_cond.
12002 (find_taken_edge): Accept nothing but INTEGER_CST.
12003 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
12005 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
12007 * flow.c (delete_dead_jumptables): Speed up by scanning insns
12008 that do not belong to any basic block.
12010 2005-02-21 Jeff Law <law@redhat.com>
12012 * cfganal.c (find_unreachable_blocks): Manually CSE load of
12015 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
12017 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
12018 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
12019 Adjust their definitions.
12020 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
12021 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
12023 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
12024 genautomata.c, langhooks.c, langhooks.h, system.h,
12025 config/arm/lib1funcs.asm: Update copyright.
12027 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12029 * dbxout.c (dbxout_function_end): Emit Lscope label always.
12031 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
12034 * doc/install.texi: Document --with-gc.
12036 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
12038 * simplify-rtx.c (simplify_unary_operation): Add a missing
12041 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12043 PR tree-optimization/18663
12044 * tree-ssa-dom.c (extract_range_from_cond): Return 0
12045 if the type has variable bounds.
12047 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
12049 * gcse.c: Remove an obsolete comment.
12051 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
12053 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
12055 * doc/extend.texi (Function Attributes) <Attribute const>: The
12056 attribute "pure" is below this text, not above.
12058 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12060 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
12061 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
12062 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
12064 2005-02-20 Zack Weinberg <zack@codesourcery.com>
12067 * langhooks.h (struct lang_hooks): Add to_target_charset.
12068 * langhooks.c (lhd_to_target_charset): New function.
12069 * langhooks-def.h: Declare lhd_to_target_charset.
12070 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
12071 (LANG_HOOKS_INITIALIZER): Update.
12072 * c-common.c (c_common_to_target_charset): New function.
12073 * c-common.h: Declare it.
12074 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
12075 c_common_to_target_charset.
12077 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
12078 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
12079 Delete definitions.
12080 * system.h: Poison them.
12081 * doc/tm.texi: Don't discuss them.
12082 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
12083 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
12084 (pp_c_char): Do not attempt to generate letter escapes for
12086 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
12087 * config/mips/mips.c (mips_output_ascii): Likewise.
12089 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
12091 PR tree-optimization/19951
12092 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
12095 2005-02-19 Steven Bosscher <stevenb@suse.de>
12097 PR middle-end/19698
12098 * function.h (struct function): New field `max_loop_depth'.
12099 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12100 (flow_loops_find): Reset the max loop depth count before finding loops.
12101 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12102 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12103 (calculate_global_regs_live): Make sure the loop will terminate
12104 when the initial sets are not empty.
12106 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12108 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12110 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12112 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12115 * doc/invoke.texi: Remove documentation of %M spec.
12117 (init_spec): Remove %M suffix from -lgcc_s.
12118 (do_spec_1): Remove 'M' case.
12119 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12120 to put shared libraries in the multilib directory. Remove the
12121 shlib_so_soname substitution variable. Don't add a multilib encoding
12122 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12123 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12124 SHLIB_INSTALL as well as SHLIB_LINK.
12125 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12126 (SHLIB_NAME): Delete.
12127 (SHLIB_DIR): New macro.
12128 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12129 (SHLIB_INSTALL): Adjust accordingly.
12130 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12131 * config/t-slibgcc-sld: Likewise.
12132 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12133 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12134 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12136 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12137 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12138 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12139 Use @shlib_base_name@ instead of @shlib_so_name@.
12140 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12141 and @shlib_base_name@.so in @multilib_dir@.
12142 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12143 to the install path.
12144 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12145 (SHLIB_LINK): Remove previous workaround.
12146 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12147 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12148 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12150 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12151 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12152 (SHLIB_INSTALL): Adjust accordingly.
12153 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12154 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12155 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12156 config/t-slibgcc-elf-ver.
12158 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12159 Jakub Jelinek <jakub@redhat.com>
12161 PR tree-optimization/19828
12162 * tree-ssa-loop-im.c: Add a TODO comment.
12163 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12164 without side-effects.
12166 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12168 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12171 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12173 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12174 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12175 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12177 (ia64_reorg): Delete fixup_errata call.
12178 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12179 (TARGET_SWITCHES): Delete -mb-step entry.
12181 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12184 * c-typeck.c (composite_type): Handle quals in transparent unions.
12185 (type_lists_compatible_p): Likewise.
12187 2005-02-18 Stan Shebs <shebs@apple.com>
12189 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12190 expressions in the .literal8 section.
12192 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12194 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12196 2005-02-18 Roger Sayle <roger@eyesopen.com>
12198 * fold-const.c (constant_boolean_node): Always create values of the
12199 specified type, don't bother calling truthvalue_conversion.
12201 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12203 * except.c (output_function_exception_table): Call
12204 assemble_external_libcall (eh_personality_libfunc).
12206 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12209 * config/ia64/ia64.h (struct machine_function): Add state_num.
12210 * config/ia64/ia64.c (process_epilogue,
12211 process_for_unwind_directive): Use new unwind state numbers each
12212 time rather than state 1.
12214 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12217 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12218 before the "*llgt_didi" pattern.
12220 2005-02-18 Jason Merrill <jason@redhat.com>
12222 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12224 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12226 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12227 (div0): Use it in place of ARM_FUNC_ALIAS.
12228 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12230 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12232 PR middle-end/20030
12233 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12234 access, the lower bound of the array type if it exists.
12236 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12239 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12240 cases that are out-of-range for the index type.
12242 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12244 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12245 (estimate_case_costs): Don't call convert.
12246 * expmed.c (expand_shift): Likewise.
12247 (make_tree): Call fold_convert instead of convert.
12249 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12252 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12253 that ref to be marked MEM_READONLY_P doesn't have base that needs
12256 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12258 * genautomata.c (output_get_cpu_unit_code_func,
12259 output_cpu_unit_reservation_p): Don't generate old-style function
12262 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12265 PR tree-optimization/20009
12266 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12268 PR tree-optimization/18947
12269 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12270 inline, remove all nodes that are inlined into the extern inline
12273 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12275 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12276 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12277 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12278 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12281 2005-02-17 Roger Sayle <roger@eyesopen.com>
12283 PR tree-optimization/19917
12284 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12285 to be potentially trapping.
12287 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12289 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12291 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12293 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12294 tem becomes a local variable which is set to the value of the
12295 back end defined INITIAL_FRAME_ADDRESS macro.
12296 (expand_builtin_frame_address): Omit the base parameter to
12297 expand_builtin_return_addr.
12298 (expand_builtin_profile_func): Likewise.
12299 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12300 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12301 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12303 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12305 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12306 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12307 * config/frv/frv.c (frv_function_epilogue): Likewise.
12309 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12311 * lambda-code (perfect_nestify): Remove mark/unmark
12312 for rewriting hack.
12313 * tree-loop-linear.c (linear_transform_loops): Add
12314 rewrite_into_ssa call so that ssa is correct for
12315 rewriting into loop closed.
12317 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12319 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12320 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12322 * bt-load.c (btr_def_live_range, combine_btr_defs,
12323 migrate_btr_def, migrate_btr_defs): Likewise.
12324 * cfgcleanup.c (thread_jump): Likewise.
12325 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12326 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12327 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12328 df_rd_local_compute, df_reg_info_compute): Likewise.
12329 * dominance.c (init_dom_info, free_dom_info): Likewise.
12330 * flow.c (init_propagate_block_info,
12331 free_propagate_block_info): Likewise.
12332 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12333 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12334 modify_reg_pav): Likewise.
12335 * loop-invariant.c (find_defs, find_invariant_insn,
12336 find_invariants, free_inv_motion_data): Likewise.
12337 * predict.c (tree_predict_by_opcode,
12338 estimate_bb_frequencies): Likewise.
12339 * stmt.c (expand_case): Likewise.
12340 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12341 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12342 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12343 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12344 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12345 rewrite_ssa_into_ssa): Likewise.
12346 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12347 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12348 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12349 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12350 * tree-sra.c (tree_sra): Likewise.
12351 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12352 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12353 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12354 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12355 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12356 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12358 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12359 calculate_live_on_entry, calculate_live_on_exit,
12360 build_tree_conflict_graph): Likewise.
12361 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12362 record_important_candidates, set_use_iv_cost, find_depends,
12363 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12364 tree_ssa_iv_optimize_finalize): Likewise.
12365 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12366 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12367 tree_duplicate_loop_to_header_edge): Likewise.
12368 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12369 * tree-ssa.c (verify_flow_insensitive_alias_info,
12370 verify_name_tags, verify_ssa, init_tree_ssa,
12371 delete_tree_ssa): Likewise.
12372 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12373 fini_ssanames): Likewise.
12374 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12376 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12378 * config/rs6000/t-rtems: Completely reworked.
12380 2005-02-17 Ira Rosen <irar@il.ibm.com>
12382 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12384 2005-02-17 Ira Rosen <irar@il.ibm.com>
12386 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12387 POINTER_TYPE_P when checking that type is a pointer.
12388 (vect_get_memtag): Remove.
12389 (vect_address_analysis): Use POINTER_TYPE_P. Call
12390 vect_object_analysis with dummy parameter for memtag.
12391 (vect_object_analysis): Extract memtag (functionality that
12392 used to be in vect_get_memtag and moved here). Fix printings.
12393 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12394 with correct parameters. Remove call to vect_get_memtag.
12396 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12398 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12399 (tree-vectorizer.o): Added missing dependencies.
12401 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12403 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12404 declaration in tree-vectorizer.c, now has an extern declaration in
12405 tree-vectorizer.h).
12406 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12407 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12408 get_vectype_for_scalar_type, vect_is_simple_use,
12409 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12410 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12411 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12412 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12413 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12414 find_loop_location): Likewise.
12416 * tree-vectorizer.c (langhooks.h): #include removed.
12417 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12418 moved to tree-vectorized.h.
12419 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12420 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12421 get_vectype_for_scalar_type, vect_is_simple_use,
12422 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12423 vect_supportable_dr_alignment, new_loop_vec_info,
12424 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12425 vect_set_verbosity_level, find_loop_location): Likewise.
12427 (vect_analyze_loop): Function externalized. Declaration moved to
12428 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12429 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12430 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12431 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12432 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12433 vect_enhance_data_refs_alignment, vect_analyze_operations,
12434 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12435 vect_stmt_relevant_p, vect_get_loop_niters,
12436 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12437 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12438 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12439 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12440 vect_get_memtag): Likewise.
12442 (vectorizable_load): Function externalized. Declaration moved to
12443 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12444 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12445 vect_transform_loop): Likewise.
12446 (vect_transform_stmt): Moved to tree-vect-transform.c.
12447 (vect_align_data_ref, vect_create_destination_var,
12448 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12449 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12450 vect_get_vec_def_for_operand, vect_init_vector,
12451 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12452 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12453 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12454 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12455 vect_do_peeling_for_loop_bound): Likewise.
12457 * tree-vect-analyze.c: New file.
12458 * tree-vect-transform.c: New file.
12460 2005-02-17 Jason Merrill <jason@redhat.com>
12462 PR mudflap/19319, c++/19317
12463 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12466 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12468 * doc/install.texi (Specific): Update link for Darwin-specific
12471 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12473 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12474 constant_boolean_node.
12476 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12479 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12480 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12482 2005-02-16 Richard Henderson <rth@redhat.com>
12485 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12487 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12488 replace uses with Wtype_MAXp1_F.
12489 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12490 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12491 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12492 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12493 and HAVE_TFMODE as appropriate.
12494 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12495 (__floatdisf): Likewise.
12496 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12497 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12498 (Wtype_MAXp1_F): New.
12499 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12500 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12502 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12505 * arm.c (arm_apply_result_size): New function.
12506 * arm.h (APPLY_RESULT_SIZE): Define.
12507 * arm-protos.h (arm_apply_result_size): Add prototype.
12508 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12509 (movxf): New expand.
12510 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12511 (call_value_symbol): Remove predicate for operand 0.
12512 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12513 (untyped_call): Rework to correclty return values for any type.
12514 (untyped_return): New expand.
12515 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12517 2005-02-16 Stan Shebs <shebs@apple.com>
12519 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12520 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12522 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12524 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12525 configure settings on Solaris 7 and later.
12527 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12529 PR tree-optimization/19865
12530 * tree-optimize.c (init_tree_optimization_passes): Run
12531 pass_may_alias after pass_sra.
12533 2005-02-16 Richard Henderson <rth@redhat.com>
12534 Stuart Hastings <stuart@apple.com>
12537 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12538 Do nothing if debug info suppressed for this function.
12539 (dbxout_begin_function): Early exit if debug info suppressed for
12542 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12545 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12547 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12549 PR tree-optimization/19967
12550 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12551 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12552 argument TYPE. Adjust calls to fold_builtin_XXX.
12553 (expand_builtin, fold_builtin_1): Adjust calls to
12554 expand_builtin_XXX.
12555 (fold_builtin_strchr, fold_builtin_strpbrk,
12556 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12557 result to a requested type TYPE.
12559 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12561 PR middle-end/19857
12562 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12563 (T)x & (T)cst if (T)cst overflows.
12564 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12565 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12567 2005-02-15 Jeff Law <law@redhat.com>
12569 * gcse.c (blocks_with_calls): New bitmap.
12570 (alloc_gcse_mem): Allocate it.
12571 (free_gcse_mem): Free it.
12572 (clear_modifY_mem_tables): Clear it.
12573 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12574 when we encounter CALL_INSNs.
12575 (compute_transp, case MEM): Handle blocks with calls separate
12576 from blocks without calls. Use bitmap iterators rather than
12579 2005-02-15 Peter O'Gorman <peter@pogma.com>
12582 * mklibgcc.in (vis_hide): Use a temporary object file, not
12585 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12588 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12589 access optimization.
12591 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12592 Alan Modra <amodra@bigpond.net.au>
12595 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12596 (_xlqsub): Rename to __gcc_qsub.
12597 (_xlqmul): Rename to __gcc_qmul.
12598 (_xlqdiv): Rename to __gcc_qdiv.
12599 Provide versioned symbol aliases with old names.
12600 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12601 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12602 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12603 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12604 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12606 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12608 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12609 Fold ~(A - 1) and ~(A + -1) to -A.
12611 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12615 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12616 config/pa/pa-host.c:pa_gt_pch_use_address.
12618 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12620 * tree-vn.c (get_value_handle): Make sure that given an
12621 is_gimple_min_invariant expression, we always return it.
12623 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12625 * passes.c (rest_of_handle_gcse): Fix a comment.
12627 2005-02-15 Jeff Law <law@redhat.com>
12629 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12631 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12632 (canon_list_insert, record_last_mem_set_info): Similarly.
12633 (clear_modify_mem_tables): Similarly.
12635 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12637 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12638 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12639 config/mips/mips.md, config/rs6000/aix.h,
12640 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12642 2005-02-15 Richard Henderson <rth@redhat.com>
12644 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12645 call to be best_edge.
12647 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12649 * basic-block.h: Adjust the prototype for find_basic_blocks.
12650 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12651 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12654 * flow.c (recompute_reg_usage): Remove all arguments.
12655 * passes.c (rest_of_compilation): Adjust the call to
12656 recompute_reg_usage.
12657 * rtl.h: Adjust the prototype for recompute_reg_usage.
12659 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12661 * tree-dump.c (dump_files): Update to reflect new member
12663 (dump_register): Add new argument.
12665 (dump_switch_p_1): Check against glob name if doglob was passed.
12666 (dump_switch_p): Check against regular first, then glob if
12667 we didn't have any hits on the dump name.
12668 * tree-optimize.c (register_one_dump_file):
12669 Pass in glob name as well.
12670 * tree-pass.h (struct dump_file_info): Add glob
12673 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12675 PR preprocessor/16323
12676 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12678 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12681 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12682 (trunctfdf2_internal1): New.
12683 (trunctfdf2_internal2): Renamed from trunctfdf2.
12685 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12687 PR tree-optimization/19853
12688 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12690 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12692 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12693 delete_dead_jumptables and cleanup_cfg.
12695 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12697 * reload.c (find_reloads): Swap address_reloaded flags when
12698 swapping commutative operands.
12700 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12702 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12703 Use standard_iv_increment_position for computing the bsi position
12705 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12708 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12711 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12712 life range of hard registers.
12713 * value-prof.c (insn_prefetch_values_to_profile): Only
12716 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12717 profile in libcalls.
12719 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12721 * bitmap.h (bitmap_and_compl_into): Return bool.
12722 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12724 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12726 PR tree-optimization/19944
12727 * fold-const.c (fold): Re-add ABS_EXPR folding.
12729 2005-02-13 David Edelsohn <edelsohn@gnu.org>
12732 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12733 {TARGET,MASK}_XL_COMPAT.
12734 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
12736 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12737 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12739 (rs6000_arg_partial_bytes): Same.
12740 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12741 and XL compatibility enabled.
12742 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12743 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12744 test to final condition.
12745 (cmptf_internal2): New.
12746 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12747 xl-compat. Add TFmode information to description.
12749 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
12751 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12753 2005-02-13 Jason Merrill <jason@redhat.com>
12756 * fold-const.c (fold_indirect_ref_1): Split out from...
12757 (build_fold_indirect_ref): Here.
12758 (fold_indirect_ref): New fn.
12759 * tree.h: Declare it.
12760 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12761 (gimplify_modify_expr_rhs): Likewise.
12762 (gimplify_expr): Likewise.
12764 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12766 PR tree-optimization/14303
12767 PR tree-optimization/15784
12768 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12769 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
12770 ABS_EXPR<x> != 0 to x != 0.
12772 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
12774 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12775 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
12776 spelling conventions.
12778 * passes.c (rest_of_handle_gcse): Don't run cse_main and
12779 delete_trivially_dead_insns too many times.
12781 * passes.c (rest_of_handle_gcse): Remove dead assignments to
12784 2005-02-12 Ira Rosen <irar@il.ibm.com>
12786 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12787 (vect_is_simple_iv_evolution): Remove redundant parameter
12789 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12790 without last parameter.
12791 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12792 Return pointer step. Call vect_is_simple_iv_evolution without
12793 last parameter. Check only that the step is multiple of size
12794 type. Remove stmt_vinfo updates.
12795 (vect_get_memtag_and_dr): Remove.
12796 (vect_get_memtag): New function.
12797 (vect_address_analysis): New function.
12798 (vect_object_analysis): New function.
12799 (vect_analyze_data_refs): Call vect_object_analysis and
12800 vect_get_memtag. Update stmt_vinfo fields.
12802 2005-02-12 Ira Rosen <irar@il.ibm.com>
12804 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12805 exist and are objects. Remove checks for pointer.
12806 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12807 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12808 (vect_create_data_ref_ptr): Likewise.
12809 (vect_base_addr_differ_p): New function.
12810 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12811 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12812 Don't set the DR_BASE_NAME field of data-ref.
12813 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12815 2005-02-12 Uros Bizjak <uros@kss-loka.si>
12817 * optabs.h (enum optab_index): Add new OTI_ldexp.
12818 (ldexp_optab): Define corresponding macro.
12819 * optabs.c (init_optabs): Initialize ldexp_optab.
12820 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12822 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12824 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12825 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12827 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12828 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12831 2005-02-12 Ira Rosen <irar@il.ibm.com>
12833 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12835 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12837 (vect_get_base_and_offset): Always return an address.
12838 (vect_create_addr_base_for_vector_ref): Remove treatment for
12839 different data reference types.
12840 (vect_compute_data_ref_alignment): Rename base to base_address in
12841 stmt_vec_info. Get the object in order to force its alignment.
12842 (vect_get_memtag_and_dr): Rename base to base_address in
12843 stmt_vec_info. Extract the object for memtag analysis.
12845 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
12847 PR regression/19898.
12848 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12849 changes cc_status, use apply modified_in_p to part of cc_status
12850 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12853 2005-02-11 Richard Henderson <rth@redhat.com>
12855 * tree-complex.c (expand_complex_libcall): New.
12856 (expand_complex_multiplication): Use it for c99 compliance.
12857 (expand_complex_division): Likewise.
12858 * fold-const.c (fold_complex_add, fold_complex_mult): New.
12860 * builtins.c (built_in_names): Remove const.
12861 * tree.c (build_common_builtin_nodes): Build complex arithmetic
12863 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12864 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12865 (built_in_names): Remove const.
12866 * c-common.c (c_common_type_for_mode): Handle complex modes.
12867 * flags.h, toplev.c (flag_complex_method): Rename from
12868 flag_complex_divide_method.
12869 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12870 __mulsc3, __muldc3, __mulxc3, __multc3): New.
12871 * libgcc2.h: Declare them.
12872 * libgcc-std.ver: Export them.
12873 * mklibgcc.in (lib2funcs): Build them.
12875 2005-02-11 Steven Bosscher <stevenb@suse.de>
12877 PR tree-optimization/19876
12878 Partially revert my change from 2005-01-14
12879 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12880 (compute_antic): ...and remove the loop here.
12882 2005-02-11 Jakub Jelinek <jakub@redhat.com>
12884 PR middle-end/19858
12885 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12886 is number of inner's bits, avoid creating a BIT_FIELD_REF.
12888 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12889 crtend.o if -pie. Use %{x:a;:b} spec syntax.
12891 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
12893 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12894 offsets for the big-endian 32-bit case.
12896 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
12898 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12900 2005-02-11 Dale Johannesen <dalej@apple.com>
12902 * cselib.c (cselib_process_insn): Clear out regs where
12903 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12904 * reload.c (find_equiv_reg): Ditto.
12906 2005-02-11 Ian Lance Taylor <ian@airs.com>
12908 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12911 * tree.c (build_function_type_list): Work correctly if there are
12914 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
12916 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12917 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12918 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12919 TARGET_ZARCH instead of TARGET_64BIT.
12921 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
12923 * config/rs6000/t-rtems:
12924 (MULTILIB_OPTIONS): Remove mcpu=602.
12925 (MUTLILIB_DIRNAMES): Remove m602.
12926 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12927 Let mcpu=602 match mcpu=603.
12928 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12930 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12932 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12933 signal trampolines.
12935 2005-02-10 David Daney <ddaney@avtrex.com>
12937 * config/alpha/linux-unwind.h: Add exception clause to copyright.
12938 * config/i386/linux-unwind.h: Likewise.
12939 * config/ia64/linux-unwind.h: Likewise.
12940 * config/mips/linux-unwind.h: Likewise.
12941 * config/pa/linux-unwind.h: Likewise.
12942 * config/rs6000/linux-unwind.h: Likewise.
12943 * config/s390/linux-unwind.h: Likewise.
12944 * config/sh/linux-unwind.h: Likewise.
12945 * config/sparc/linux-unwind.h: Likewise.
12947 2005-02-10 Steven Bosscher <stevenb@suse.de>
12949 PR tree-optimization/17549
12950 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12951 TER to replace a DEF with its expression if the DEF and the
12952 rhs of the expression we replace into have the same root
12955 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
12957 * config/mips/mips.md: Fix the placement of the match_scratch in the
12960 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12962 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12965 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12967 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12968 (strip_offset): Handle addresses.
12969 (add_address_candidates): Use strip_offset.
12970 (difference_cost): Reflect strip_offset change.
12971 (force_var_cost, difference_cost): Strip nops.
12973 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12975 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12977 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12978 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12979 config/cris/cris-protos.h, config/cris/cris.c: Update
12982 2005-02-10 Jeff Law <law@redhat.com>
12984 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12985 (lookup_avail_expr): Similarly.
12987 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12989 * builtins.c (fold_builtin_powi): New function.
12990 (fold_builtin_1): Call it.
12992 2005-02-10 Steven Bosscher <stevenb@suse.de>
12994 PR documentation/19309
12995 * doc/cpp.texi: The __GNUC__ and related predefined macros
12996 are also defined for the "standalone" cpp.
12997 Some non-GCC compilers may also define __GNUC__.
12999 2005-02-10 Jakub Jelinek <jakub@redhat.com>
13002 * c-typeck.c (common_type): New routine. Old common_type renamed
13004 (c_common_type): ...this.
13005 (build_conditional_expr, build_binary_op): Use c_common_type instead
13008 2005-02-10 Steven Bosscher <stevenb@suse.de>
13010 * doc/md.texi: Replace @samp{length} with @code{length}.
13012 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13014 PR tree-optimization/18687
13015 * tree-flow.h (find_loop_niter): Declare.
13016 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
13017 Try using scev even for loops with more than one exit.
13018 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
13019 (struct ivopts_data): Added niters field.
13020 (struct nfe_cache_elt): New.
13021 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
13023 (tree_ssa_iv_optimize_init): Initialize niters cache.
13024 (determine_number_of_iterations): Removed.
13025 (find_induction_variables): Do not call determine_number_of_iterations.
13026 Access niters for single exit through niter_for_single_dom_exit.
13027 (add_iv_outer_candidates): Access niters for single exit through
13028 niter_for_single_dom_exit.
13029 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
13030 number_of_iterations_cond.
13031 (iv_period): New function.
13032 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
13033 (may_replace_final_value): Take data argument. Use
13034 niter_for_single_dom_exit.
13035 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
13036 (rewrite_use_compare): Pass data to may_eliminate_iv.
13037 (rewrite_use_outer): Pass data to may_replace_final_value.
13038 (free_loop_data): Clean up the niters cache.
13039 (tree_ssa_iv_optimize_finalize): Free the niters cache.
13040 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
13041 * tree-ssa-loop-niter.c (find_loop_niter): New function.
13042 (find_loop_niter_by_eval): Use tree_int_cst_lt.
13043 (num_ending_zeros): Moved to tree.c.
13044 * tree.h (num_ending_zeros): Declare.
13045 * tree.c (num_ending_zeros): Moved from tree.c.
13047 2005-02-09 Richard Henderson <rth@redhat.com>
13049 * builtins.c (DEF_BUILTIN): Add COND argument.
13050 * tree.h (DEF_BUILTIN): Likewise.
13051 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
13052 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
13054 (DEF_BUILTIN_STUB): New.
13055 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
13056 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
13057 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
13058 * c-common.c (DEF_BUILTIN): Add COND argument.
13059 * tree.c (local_define_builtin): New.
13060 (build_common_builtin_nodes): New.
13062 2005-02-09 Roger Sayle <roger@eyesopen.com>
13064 * fold-const.c (fold_strip_sign_ops): New function to simplify a
13065 floating point expression ignoring the sign of the result.
13066 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
13067 (fold) <MULT_EXPR>: Use it to simplify x*x.
13068 * tree.h (fold_strip_sign_ops): Prototype here.
13069 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
13070 argument. Use fold_strip_sign_ops to simplify the first argument.
13071 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
13072 first argument when the second argument is an even integer
13073 constant, but only with -funsafe_math_optimizations.
13074 (fold_builtin_1): Update call to fold_builtin_copysign.
13076 2005-02-09 Ian Lance Taylor <ian@airs.com>
13078 PR middle-end/19583
13079 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
13080 just check whether EH_FILTER_FAILURE falls through.
13082 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
13084 * gcc/haifa-sched.c (schedule_block): Make queued sched group
13085 insns return to ready list in the next turn.
13087 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13089 PR middle-end/19402
13090 * builtins.def: New __builtin_powi[lf].
13091 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
13092 (expand_builtin_powi): New function.
13093 (expand_builtin): Dispatch to expand_builtin_powi.
13094 * libgcc2.h: Add prototypes for __builtin_powi[lf].
13095 * libgcc2.c: Add __builtin_powi[lf] implementation.
13096 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
13097 * optabs.h: Add powi_optab.
13098 * optabs.c (init_optabs): Initialize powi_optab.
13099 * doc/extend.texi: Document __builtin_powi[lf].
13101 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13103 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13106 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13108 PR middle-end/19854
13109 * fold-const.c (try_move_mult_to_index): Remove redundant
13110 type argument. Create ADDR_EXPR with correct type.
13111 (fold): Update callers of try_move_mult_to_index. Convert
13112 result to the appropriate type.
13114 2005-02-09 Roger Sayle <roger@eyesopen.com>
13117 * config/avr/avr.c (default_rtx_costs): Delete.
13118 (avr_operand_rtx_cost): New function.
13119 (avr_rtx_costs): Completely rewrite.
13121 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13124 * config/cris/cris.c (in_code): New variable.
13125 (cris_output_addr_const): Now a static function, a wrapper for
13127 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13128 case from old cris_output_addr_const.
13129 (cris_asm_output_label_ref): Similar for LABEL_REF.
13130 (cris_output_addr_const_extra): Similar for UNSPEC.
13131 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13132 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13133 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13135 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13136 (cris_asm_output_label_ref): Declare.
13138 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13140 PR preprocessor/19801
13141 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13142 filenames that changed when libcpp was moved to the toplevel.
13144 2005-02-07 Roger Sayle <roger@eyesopen.com>
13146 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13147 zero extensions of BImode operands. Call lowpart_subreg instead
13148 of gen_lowpart_common and gen_lowpart_SUBREG.
13150 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13153 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13154 * configure.ac: Set cc_for_cross_gnattools.
13155 * configure: Regenerate.
13157 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13160 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13162 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13165 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13166 of nested functions.
13168 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13170 * doc/extend.texi: Document deprecated extensions allowing
13171 static floating-point members to have initializers and allowing
13172 floating-point literals in integral constant expressions.
13174 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13176 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13177 config/darwin7.h, config/mips/mips.c,
13178 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13181 * cse.c: Update comments.
13183 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13185 PR middle-end/19775
13186 * builtins.c (fold_builtin_sqrt): Transform
13187 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13190 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13191 Dorit Naishlos <dorit@il.ibm.com>
13193 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13194 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13195 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13197 * tree.h (vect_set_verbosity_level): New extern function declaration
13199 * tree-vectorizer.h (verbosity_levels): New enum type.
13200 * tree-vectorizer.c (vect_debug_stats): Function removed.
13201 (vect_debug_details): Likewise.
13202 (vect_verbosity_level): Global variable was defined and initialized.
13203 (vect_dump): Global variable definition.
13204 (vect_print_dump_info): New function.
13205 (vect_set_dump_settings): New function.
13206 (vect_set_verbosity_level): New function.
13207 (vectorize_loops): Add call to vect_set_dump_settings.
13209 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13210 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13211 (slpeel_tree_peel_loop_to_edge): Likewise.
13213 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13214 appropriate verbosity level instead of call to vect_debug_details
13215 or vect_debug_stats.
13216 (vect_get_base_and_offset):
13217 (vect_create_addr_base_for_vector_ref):
13218 (get_vectype_for_scalar_type):
13219 (vect_create_data_ref_ptr):
13220 (vect_init_vector):
13221 (vect_get_vec_def_for_operand):
13222 (vect_finish_stmt_generation):
13223 (vectorizable_assignment):
13224 (vectorizable_operation):
13225 (vectorizable_store):
13226 (vectorizable_load):
13227 (vect_transform_stmt):
13228 (vect_update_ivs_after_vectorizer):
13229 (vect_do_peeling_for_loop_bound):
13230 (vect_update_inits_of_drs):
13231 (vect_do_peeling_for_alignment):
13232 (vect_transform_loop):
13233 (vect_is_simple_use):
13234 (vect_analyze_operations):
13235 (vect_is_simple_iv_evolution):
13236 (vect_analyze_scalar_cycles):
13237 (vect_analyze_data_ref_dependence):
13238 (vect_analyze_data_ref_dependences):
13239 (vect_compute_data_ref_alignment):
13240 (vect_enhance_data_refs_alignment):
13241 (vect_analyze_data_refs_alignment):
13242 (vect_analyze_data_ref_access):
13243 (vect_analyze_data_ref_accesses):
13244 (vect_analyze_pointer_ref_access):
13245 (vect_get_memtag_and_dr):
13246 (vect_analyze_data_refs):
13247 (vect_mark_relevant):
13248 (vect_stmt_relevant_p):
13249 (vect_mark_stmts_to_be_vectorized):
13250 (vect_can_advance_ivs_p):
13251 (vect_get_loop_niters):
13252 (vect_analyze_loop_form):
13253 (vect_analyze_loop):
13254 (vectorize_loops): Likewise.
13256 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13257 (vect_update_inits_of_drs):
13258 (vect_do_peeling_for_alignment):
13259 (vect_transform_loop):
13260 (vect_analyze_operations):
13261 (vect_analyze_scalar_cycles):
13262 (vect_analyze_data_ref_dependences):
13263 (vect_analyze_data_refs_alignment):
13264 (vect_analyze_data_ref_accesses):
13265 (vect_analyze_data_refs):
13266 (vect_mark_stmts_to_be_vectorized):
13267 (vect_get_loop_niters):
13268 (vect_analyze_loop_form):
13269 (vect_analyze_loop): Likewise.
13270 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13272 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13276 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13277 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13278 either -ffast-math or -funsafe-math-optimizations is in use.
13280 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13281 * config/mips/irix-csr.c: New file.
13282 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13283 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13284 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13287 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13289 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13290 redundant, incorrect definitions.
13292 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13294 ("*tls_indirect_call"): New, reference hard regs directly.
13295 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13297 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13299 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13300 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13302 2005-02-06 Roger Sayle <roger@eyesopen.com>
13304 PR rtl-optimization/19800
13305 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13306 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13309 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13311 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13313 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13316 * doc/invoke.texi: Correct documentation of -freorder-functions.
13318 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13321 * doc/invoke.texi: Don't mention gccbug.
13323 2005-02-06 Roger Sayle <roger@eyesopen.com>
13324 Andrew Pinski <pinskia@physics.uc.edu>
13325 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13327 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13328 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13329 into just (zero_extract:SI FOO (const_int 1) BAR).
13331 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13333 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13334 macro locally. Don't give last revision date. Use GCC version
13335 number from gcc-common.texi.
13336 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13337 revision date. Use GCC version number from gcc-common.texi.
13338 Describe being a library as current state rather than as 3.x
13340 * doc/gcc.texi: Remove last update date.
13341 * doc/gccint.texi: Likewise. Update copyright dates.
13342 * doc/install.texi: Update copyright dates.
13344 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13347 * doc/invoke.texi: Mention for each option included in -Wall that
13348 it is included in -Wall.
13349 * doc/gcc.texi: Update copyright and last modification date.
13351 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13353 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13354 unnecessary cast to original induction variable increments.
13356 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13358 PR tree-optimization/18219
13359 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13360 in distributed form.
13362 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13364 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13365 Set bitpos and offset later in the function. Do nothing if the
13366 target is a register and if the bitfield lies completely outside
13368 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13369 here. Return an uninitialised register if the source value is stored
13370 in a register and the bitfield lies completely outside that register.
13372 2005-02-06 Steven Bosscher <stevenb@suse.de>
13374 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13377 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13379 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13381 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13383 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13384 * config/darwin8.h: New.
13385 * config/darwin7.h: Update comment.
13387 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13388 Dorit Naishlos <dorit@il.ibm.com>
13390 * tree-vectorizer.h (LOC): New type.
13391 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13392 (loop_line_number): New field in struct _loop_vec_info.
13393 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13395 * tree-vectorizer.c (input.h): Included.
13396 (find_loop_location): New function.
13397 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13398 loop line number removed.
13399 (vect_debug_details): Likewise.
13400 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13402 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13403 call to vect_debug_details/stats changed from loop to loop_loc.
13404 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13405 (slpeel_tree_peel_loop_to_edge): Likewise.
13407 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13408 changed from NULL to UNKNOWN_LOC.
13409 (vect_get_base_and_offset):
13410 (vect_create_addr_base_for_vector_ref):
13411 (get_vectype_for_scalar_type):
13412 (vect_create_data_ref_ptr):
13413 (vect_init_vector):
13414 (vect_get_vec_def_for_operand):
13415 (vect_finish_stmt_generation):
13416 (vectorizable_assignment):
13417 (vectorizable_operation):
13418 (vectorizable_store):
13419 (vectorizable_load):
13420 (vect_transform_stmt):
13421 (vect_update_ivs_after_vectorizer):
13422 (vect_do_peeling_for_loop_bound):
13423 (vect_do_peeling_for_alignment):
13424 (vect_transform_loop):
13425 (vect_is_simple_use):
13426 (vect_analyze_operations):
13427 (vect_is_simple_iv_evolution):
13428 (vect_analyze_scalar_cycles):
13429 (vect_analyze_data_ref_dependences):
13430 (vect_compute_data_ref_alignment):
13431 (vect_enhance_data_refs_alignment):
13432 (vect_analyze_data_ref_access):
13433 (vect_analyze_data_ref_accesses):
13434 (vect_analyze_pointer_ref_access):
13435 (vect_get_memtag_and_dr):
13436 (vect_analyze_data_refs):
13437 (vect_mark_relevant):
13438 (vect_stmt_relevant_p):
13439 (vect_mark_stmts_to_be_vectorized):
13440 (vect_can_advance_ivs_p):
13441 (vect_get_loop_niters):
13442 (vect_analyze_loop):
13443 (vectorize_loops): Likewise.
13445 (vectorizable_load): Argument in call to vect_debug_details/stats
13446 changed from loop to LOOP_LOC (loop_vinfo).
13447 (vect_transform_loop):
13448 (vect_analyze_operations):
13449 (vect_analyze_scalar_cycles):
13450 (vect_analyze_data_ref_dependence):
13451 (vect_enhance_data_refs_alignment):
13452 (vect_analyze_data_ref_accesses):
13453 (vect_analyze_pointer_ref_access):
13454 (vect_analyze_data_refs):
13455 (vect_analyze_loop): Likewise.
13457 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13458 changed from loop to loop_loc.
13460 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13462 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13463 Dorit Naishlos <dorit@il.ibm.com>
13465 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13467 (vect_analyze_data_ref_dependences): Likewise.
13469 (vect_is_simple_use): Argument changed from loop structure to
13470 loop_vect_info structure.
13471 (vect_can_advance_ivs_p): Likewise.
13472 (vect_create_index_for_vector_ref): Likewise.
13473 (vect_update_ivs_after_vectorizer): Likewise.
13474 (new_stmt_vec_info): Likewise.
13476 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13477 changed from loop to loop_vinfo.
13478 (vect_create_data_ref_ptr): First argument in call to
13479 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13480 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13481 was changed from loop to loop_vinfo.
13482 (vectorizable_operation): Likewise.
13483 (vectorizable_store): Likewise.
13484 (vect_mark_stmts_to_be_vectorized): Likewise.
13485 (vect_do_peeling_for_loop_bound): First argument in call to
13486 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13487 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13488 was changed from loop to loop_vinfo.
13489 (vect_analyze_data_ref_dependences): Third argument in call to
13490 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13492 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13493 (vect_create_data_ref_ptr): Likewise.
13494 (vect_init_vector): Likewise.
13495 (vect_get_vec_def_for_operand): Likewise.
13496 (vectorizable_assignment): Likewise.
13497 (vectorizable_operation): Likewise.
13498 (vectorizable_store): Likewise.
13499 (vectorizable_load): Likewise.
13500 (vect_update_ivs_after_vectorizer): Likewise.
13501 (vect_is_simple_use): Likewise.
13502 (vect_analyze_data_ref_dependence): Likewise.
13503 (vect_analyze_pointer_ref_access): Likewise.
13504 (vect_can_advance_ivs_p): Likewise.
13506 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13507 before _stmt_vec_info.
13508 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13509 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13510 (new_stmt_vec_info): Argument changed from loop structure to
13511 loop_vect_info structure
13513 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13514 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13515 (vect_create_addr_base_for_vector_ref): Likewise.
13516 (vect_analyze_pointer_ref_access): Likewise.
13518 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13521 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13522 phi flag if the phi is abnormal.
13524 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13527 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13528 information for the new statement.
13530 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13533 * gcc.c (main): Include the target in -v output.
13535 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13537 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13538 Do not drop the extend if we'd have to add a paradoxical subreg
13539 later. Include optabs.h and insn-codes.h.
13540 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13542 2005-02-02 Roger Sayle <roger@eyesopen.com>
13544 PR middle-end/19405
13545 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13546 * fold-const.c (const_binop): Avoid constant folding floating
13547 point operations in modes that use composite representations.
13548 * simplify-rtx.c (simplify_binary_operation): Likewise.
13550 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13552 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13554 (altivec_dstt): Likewise.
13555 (altivec_dstst): Likewise.
13556 (altivec_dststt): Likewise.
13557 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13560 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13562 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13563 EXPR_LOCUS from orig_cond to the new cond_stmt.
13564 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13567 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13569 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13570 standard_iv_increment_position. Remove call to bsi_next
13571 (no need to bump the iterator anymore).
13572 (vect_create_index_for_vector_ref): Call
13573 standard_iv_increment_position. Remove second function argument.
13574 (vect_finish_stmt_generation): Remove call to bsi_next
13575 (no need to bump the iterator anymore).
13576 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13577 to vect_create_index_for_vector_ref.
13579 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13581 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13582 phis are used out of the loop.
13584 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13587 * c-decl.c (undef_nested_function): New variable.
13588 (pop_scope): Diagnose undefined nested functions.
13589 (finish_function): Don't attempt cgraph processing or genericizing
13590 if current top-level function contained an undefined nested
13591 function. Reset undef_nested_function at the end of a top-level
13594 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13596 * tree.c (build_int_cst_type): Take sign of the value into account
13597 when deciding whether sign extend the value.
13599 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13602 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13603 (cpp_options, cc1_options): Change %{std*&ansi} to
13604 %{std*&ansi&trigraphs}.
13606 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13608 * cse.c: Update comments.
13610 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13612 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13613 arguments go on the stack. Do not put complex doubles in odd/even
13616 2005-02-02 Steven Bosscher <stevenb@suse.de>
13618 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13619 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13620 -ftree-pre, and -fthread-jumps.
13622 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13624 PR tree-optimization/19578
13625 * tree-flow.h (modified_noreturn_calls): Declare.
13626 (noreturn_call_p): Declare.
13627 * tree-flow-inline.h (noreturn_call_p): New function.
13628 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13629 * tree-cfg.c (modified_noreturn_calls): New variable.
13630 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13631 that contain a mid-block noreturn call.
13632 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13634 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13636 * df.c (df_def_record_1, df_uses_record): Don't use
13638 * df.h (DF_FOR_REGALLOC): Remove.
13640 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13643 * c-typeck.c (really_start_incremental_init): Reset
13644 constructor_max_index for arrays of incomplete type.
13646 2005-02-02 Jeff Law <law@redhat.com>
13648 * gcse.c (struct reg_set): Store the block index where the register
13649 was set rather than the setting insn.
13650 (record_one_set, compute_transp): Corresponding changes.
13651 (pre_insert_copy_insn): Do not call replace_one_set.
13652 (replace_one_set): Remove.
13654 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13657 * doc/gcov.texi: Fix typo.
13659 2005-02-01 Richard Henderson <rth@redhat.com
13662 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13663 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13665 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13666 * config/i386/i386-protos.h: Update.
13668 2005-02-01 Steven Bosscher <stevenb@suse.de>
13670 PR tree-optimization/19217
13671 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13672 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13673 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13674 that it is walking a PHI node.
13676 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13678 * doc/extend.texi (Nested Functions): Update.
13680 2005-02-01 Richard Henderson <rth@redhat.com>
13683 * optabs.c (expand_copysign_absneg): Export.
13684 * optabs.h (expand_copysign_absneg): Declare.
13685 * config/rs6000/rs6000.md (copysigntf3): New.
13687 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13689 PR tree-optimization/19633
13690 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13691 * tree-ssa-alias.c (init_alias_info): Initialize.
13692 (merge_pointed_to_info): Set.
13693 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13694 (dump_points_to_info_for): Show value of pt_null.
13695 (struct count_ptr_d): Declare.
13696 (find_ptr_dereference): Remove.
13697 (ptr_is_dereferenced_by): Remove.
13698 (count_ptr_derefs): New local function.
13699 (count_uses_and_derefs): New local function.
13700 (compute_points_to_and_addr_escape): Call it. If the number
13701 of dereferences is greater than zero, mark the pointer as
13702 dereferenced. If there are fewer dereferences than uses of
13703 the pointer, the pointer's value escapes.
13705 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13707 PR tree-optimization/19670
13708 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13710 (verify_use): ... set it here, instead.
13712 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13714 * doc/sourcebuild.texi (Test directives): Fix formatting.
13716 * doc/sourcebuild.texi (Test directives): Describe selector
13719 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13721 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13722 specific 64-bit CPUs.
13724 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13727 * arm.c (arm_eliminable_register): New function.
13728 (adjacent_mem_locations): Don't allow eliminable registers. Use
13729 HOST_WIDE_INT for address offsets.
13730 * arm-protos.h (arm_eliminable_register): Add prototype.
13732 2005-02-01 Steven Bosscher <stevenb@suse.de>
13734 PR optimization/15242
13735 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13736 * basic-block.h (duplicate_computed_gotos): Add prototype.
13737 * bb-reorder.c (duplicate_computed_gotos): New function to
13738 duplicate sufficiently small blocks ending in a computed jump.
13739 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13740 if not optimizing for size.
13741 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13742 never do tail merging for blocks ending in a computed jump.
13743 * doc/invoke.texi: Document the max-goto-duplication-insns param.
13745 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
13747 Patch from Richard Sandiford <rsandifo@redhat.com>
13748 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13749 from inheriting a subreg equivalence with a non-spill register.
13751 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13753 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
13755 * config/frv/frv.c (movcc_fp_destination_operand): New.
13756 (gpr_or_memory_operand): Fix typo in comment.
13757 (gpr_or_memory_operand_with_scratch): New.
13758 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13759 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13760 movcc_fp_destination_operand.
13761 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13762 Legitimize memory addresses using a scratch register.
13764 2005-01-31 Jeff Law <law@redhat.com>
13766 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13767 bitmap a sparse bitmap instead of a simple bitmap.
13768 (mark_def_sites_initialize_block): Corresponding changes.
13769 (ssa_mark_def_sites_initialize_block): Likewise.
13770 (ssa_mark_phi_uses): Likewise.
13771 (mark_def_site, ssa_mark_def_sites): Likewise.
13772 (mark_def_site_blocks): Likewise.
13773 (rewrite_ssa_into_ssa): Likewise.
13775 * tree-ssa-dom.c (record_cond): Pass correct variable type
13776 for last argument to htab_find_slot_with_hash.
13778 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13779 effects when optimizing 0 % X. Do not try to optimize X % 0.
13781 2005-01-31 James E. Wilson <wilson@specifixinc.com>
13783 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13786 2005-02-01 Eric Christopher <echristo@redhat.com>
13788 * config/mips/mips.c (override_options): Warn if -mint64
13790 * doc/invoke.texi (MIPS Options): Document that -mint64 is
13793 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
13795 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
13797 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13798 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13799 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13800 (cached_regno): Initialize to INVALID_REGNUM.
13801 (cse_reg_info_table_size,
13802 cse_reg_info_table_first_uninitialized,
13803 cse_reg_info_timestamp): New.
13804 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13806 (init_cse_reg_info, get_cse_reg_info_1): New.
13807 (get_cse_reg_info): Cache the last look-up.
13808 (new_basic_block): Update the code to clear mappings from
13809 registers to cse_reg_info entries.
13810 (cse_main): Call init_cse_reg_info.
13812 * cse.c (get_cse_reg_info): Update a comment.
13814 2005-01-31 Steven Bosscher <stevenb@suse.de>
13817 * c-decl.c (start_decl): Do not warn about arrays of elements with
13818 an incomplete type here.
13819 (grokdeclarator): Do it here by making a pedwarn an error.
13820 * c-typeck.c (push_init_level): If there were previous errors with
13821 the constructor type, do not warn about braces for initializers.
13822 (process_init_element): Likewise for excess initializer elements.
13824 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
13826 * cse.c (delete_trivially_dead_insn): Don't iterate.
13828 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
13830 * config/rs6000/rs6000.md (copysignsf3): New expand.
13831 (copysigndf3): Likewise.
13833 2005-01-31 Steven Bosscher <stevenb@suse.de>
13835 * recog.c (constrain_operands): Only look for earlyclobber operand
13836 conflicts if an '&' constraint was seen.
13838 2005-01-31 Marc Espie <espie@openbsd.org>
13840 * config.gcc: Don't include embedded systems fragment, switches default
13841 debugging format to ELF.
13842 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13843 longer pick it up there.
13845 2005-01-31 Dale Johannesen <dalej@apple.com>
13847 * doc/extend.texi (nested functions): Fix linkage description.
13848 Clarify that static is not allowed.
13850 2005-01-31 Dale Johannesen <dalej@apple.com>
13852 * config/rs6000/darwin.md (movsf_low_di): Make work.
13853 (movdf_low_di): Make work.
13855 2005-01-31 Dale Johannesen <dalej@apple.com>
13857 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13858 Make work for 64 bit.
13860 2005-01-31 Roger Sayle <roger@eyesopen.com>
13861 Dale Johannesen <dalej@apple.com>
13863 PR middle-end/19650
13864 * fold-const.c (fold_binary_op_with_conditional_arg):
13865 Make types match original operands, before STRIP_NOPS.
13867 2005-01-31 Alan Modra <amodra@bigpond.net.au>
13869 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13870 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
13871 (struct gcc_sigcontext): Delete. Merge contents to..
13872 (struct gcc_ucontext): ..here.
13873 (get_sigcontext): Delete.
13874 (get_regs): New function, like get_sigcontext but return regs ptr.
13875 64-bit version finds regs from r1 to support vdso.
13876 (ppc_linux_aux_vector): New function.
13877 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
13880 2005-01-31 Ira Rosen <irar@il.ibm.com>
13882 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13884 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13885 redundant fold. Fix misalignment for MINUS_EXPR.
13886 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13887 (vect_analyze_pointer_ref_access): Likewise.
13888 (vect_get_memtag_and_dr): Likewise.
13890 2005-01-31 Richard Henderson <rth@redhat.com>
13892 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13893 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13894 absnegdf2_i387, absnegxf2_i387): Likewise.
13896 2005-01-31 Richard Henderson <rth@redhat.com>
13899 * optabs.c (expand_copysign_absneg): New.
13900 (expand_copysign_bit): Split out from ...
13901 (expand_copysign): ... here. Use expand_copysign_absneg.
13903 2005-01-30 Roger Sayle <roger@eyesopen.com>
13905 PR middle-end/19697
13906 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13907 constant as the second operand and a register as the third.
13909 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
13912 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
13913 that dllimport'd functions do not use all call-clobbered registers
13914 to pass parameters.
13916 2005-01-30 Richard Henderson <rth@redhat.com>
13919 * optabs.c (expand_absneg_bit): Split out from expand_unop and
13920 expand_abs_nojump and generalize. Use operand_subword and
13921 emit_no_conflict_block. Support large modes.
13922 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
13924 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
13925 negation to subtraction.
13926 (expand_copysign): Check that the format has signed zeros.
13927 Use operand_subword and emit_no_conflict_block. Support large modes.
13929 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
13931 Fix PR tree-optimization/19624
13933 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13934 * tree-ssa-pre.c: Add cfgloop.h.
13936 (pre_stats): New member, constified.
13937 (inserted_exprs): New static variable.
13938 (NECESSARY): New macro.
13939 (create_expression_by_pieces): Fold the expression, and
13940 mark it as defaulting to not necessary. Also put in
13942 (fully_constant_expression): New function.
13943 (insert_into_preds_of_block): Modify to not insert phis when we
13944 are playing with induction variables.
13945 Push phis onto the inserted_exprs vector, and mark them as not
13946 necessary by default.
13947 (insert_aux): Call fully_constant_expression on eprime.
13948 If all edges produce the same value, mark it constant.
13949 (mark_operand_necessary): New function.
13950 (remove_dead_inserted_code): New function.
13951 (init_pre): Init loop optimizer to get loop info.
13952 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13953 (execute_pre): Commit edge inserts, then remove dead code.
13955 2005-01-30 Richard Henderson <rth@redhat.com>
13957 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13958 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13960 2005-01-30 Richard Henderson <rth@redhat.com>
13963 * config/i386/i386.c (ix86_expand_copysign): New.
13964 (ix86_split_copysign_const): New.
13965 (ix86_split_copysign_var): Rename from ix86_split_copysign,
13966 rearrange op1/nmask operands.
13967 * config/i386/i386-protos.h: Update.
13968 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13969 (copysigndf3): Likewise.
13970 (copysignsf3_const, copysigndf3_const): New.
13971 (copysignsf3_var): Rename from copysignsf3, split out splitter
13972 and fix split predicate for X constraint.
13973 (copysigndf3_var): Similarly.
13975 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
13977 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13978 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13979 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13981 2005-01-29 Richard Henderson <rth@redhat.com>
13984 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13985 of # and * in constraints.
13987 2005-01-29 Richard Henderson <rth@redhat.com>
13989 PR middle-end/19689
13990 * expr.c (store_field): Don't strip sub-mode cast when the input
13991 data is even smaller.
13993 2005-01-29 Richard Henderson <rth@redhat.com>
13995 PR middle-end/19687
13996 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13999 2005-01-29 Richard Henderson <rth@redhat.com>
14001 * combine.c (make_field_assignment): Fix argument order
14004 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
14006 PR tree-optimization/15791
14007 * fold-const.c (extract_array_ref): New function.
14008 (fold): Fold comparisons between &a[i] and &a[j] or
14009 semantically equivalent trees.
14011 2005-01-29 Jeff Law <law@redhat.com>
14013 * gcse.c (insert_expr_in_table): Revamp handling of available
14014 and anticipatable occurrence lists to avoid unnecessary list
14016 (insert_set_in_table): Similarly.
14018 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
14020 * c-common.c (fix_string_type): Just use c_build_qualified_type to
14022 (c_build_qualified_type): Build qualified array types with
14023 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
14024 * c-decl.c (c_make_fname_decl): Build unqualified array type
14025 before qualified type.
14026 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
14027 type is qualified, not just if type itself is. Don't apply
14028 qualifiers to array type when declarator is processed. Apply
14029 qualifiers to field type whether or not it is an array type.
14030 Don't handle array types specially for applying qualifiers to
14032 * c-typeck.c (composite_type): Build unqualified element type and
14033 array type when forming composite of array types.
14034 (common_pointer_type, comptypes, comp_target_types,
14035 type_lists_compatible_p, build_indirect_ref, build_array_ref,
14036 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
14038 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
14039 (args2) in variables a1 and a2.
14041 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
14043 * cse.c (n_elements_made, max_elements_made): Remove.
14044 (insert): Don't touch n_elements_made.
14045 (cse_main): Don't touch n_elements_made or max_elements_made.
14047 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
14050 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
14051 configuration part of dp-bit.c to be lost.
14053 2005-01-28 Roger Sayle <roger@eyesopen.com>
14055 * expmed.c (expand_mult_highpart_optab): When attempting to use
14056 a non-widening multiplication in a wider mode, the operands need
14057 to be converted (zero or sign extended) to that mode.
14059 2005-01-28 Ian Lance Taylor <ian@airs.com>
14061 PR middle-end/16558
14062 PR middle-end/19583
14063 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
14064 through if both operands fall through.
14066 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14068 * cse.c (fold_rtx) <PC>: Don't optimize.
14070 2005-01-28 Jeff Law <law@redhat.com>
14072 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
14073 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
14075 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
14077 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
14078 cse_reg_info_used_list_end): Remove.
14079 (cse_reg_info_list, cse_reg_info_list_free): New.
14080 (get_cse_reg_info): When allocating an instance of
14081 cse_reg_info, add it to the beginning of the cse_reg_info_list
14082 list. Remove code to maintain cse_reg_info_used_list.
14083 (new_basic_block): Reset the free list to the beginning of
14086 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
14088 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
14089 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
14090 (frv_expand_mdpackh_builtin): New function.
14091 (frv_expand_builtin): Use it to expand __MDPACKH.
14092 * doc/extend.texi (__MDPACKH): Update documentation.
14094 2005-01-28 Uros Bizjak <uros@kss-loka.si>
14096 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
14097 SSE_FLOAT_MODE_P for use_sse computation.
14099 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14102 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14104 2005-01-27 Richard Henderson <rth@redhat.com>
14106 * builtins.c (expand_builtin_copysign): New.
14107 (expand_builtin): Call it.
14108 * genopinit.c (optabs): Add copysign_optab.
14109 * optabs.c (init_optabs): Initialize it.
14110 (expand_copysign): New.
14111 * optabs.h (OTI_copysign, copysign_optab): New.
14112 (expand_copysign): Declare.
14114 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14115 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14117 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14118 (ix86_expand_fp_absneg_operator): ... here.
14119 (ix86_split_copysign): New.
14120 * config/i386/i386-protos.h: Update.
14121 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14122 (copysignsf3, copysigndf3): New.
14124 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14125 (copysignsf3, ncopysignsf3): New.
14126 (copysigndf3, ncopysigndf3): New.
14127 (copysignxf3, ncopysignxf3): New.
14128 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14130 2005-01-27 Arend Bayer <arend.bayer@web.de>
14131 Kazu Hirata <kazu@cs.umass.edu>
14133 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14134 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14135 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14138 2005-01-27 Jeff Law <law@redhat.com>
14140 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14141 definitions of SSA_NAMEs which are not being rewritten.
14142 (rewrite_ssa_into_ssa): Only initialize the current definition
14143 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14144 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14145 SSA_NAMEs before returning.
14147 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14149 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14150 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14151 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14152 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14153 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14155 2005-01-27 Steven Bosscher <stevenb@suse.de>
14157 PR middle-end/17278
14158 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14159 higher to -O2 and higher. Likewise for tree PRE.
14160 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14163 2005-01-27 Ian Lance Taylor <ian@airs.com>
14165 PR middle-end/19583
14166 * gimple-low.c (try_catch_may_fallthru): New static function.
14167 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14168 * tree-inline.c (expand_call_inline): Don't warn about reaching
14169 the end of a non-void function being inlined if the function uses
14172 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14174 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14177 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14178 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14179 (implicitly_declare): Handle error_mark_node.
14181 2005-01-27 Richard Henderson <rth@redhat.com>
14184 * tree.h (struct tree_decl): Add debug_expr_is_from.
14185 (DECL_DEBUG_EXPR_IS_FROM): New.
14186 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14187 * dwarf2out.c (dwarf2out_var_location): Update to match.
14188 * tree-outof-ssa.c (create_temp): Likewise.
14189 * var-tracking.c (track_expr_p): Likewise.
14190 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14191 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14192 * toplev.c (default_tree_printer): Likewise.
14194 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14196 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14197 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14199 2005-01-27 Steven Bosscher <stevenb@suse.de>
14201 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14202 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14203 ASM_CLOBBERS): Add tree checks.
14205 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14206 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14207 * c-common.def (SWITCH_STMT): Update to match.
14208 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14209 macros instead of SWITCH_EXPR ones.
14210 * c-dump.c (c_dump_tree): Likewise.
14211 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14212 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14214 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14216 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14218 * unwind-dw2.c (execute_stack_op): Add missing cases for
14219 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14221 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14223 * config.gcc (Obsolete configurations): Remove 'dummy', add
14224 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14227 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14229 PR tree-optimization/19633
14230 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14232 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14233 are no call-clobbered variables.
14234 * tree-outof-ssa.c (check_replaceable): Return false for calls
14237 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14239 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14240 even for variables with NULL DECL_INITIAL.
14242 2005-01-26 Stuart Hastings <stuart@apple.com>
14244 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14246 2005-01-26 Richard Henderson <rth@redhat.com>
14248 PR middle-end/18008
14249 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14251 * expr.c (store_field): Strip conversions to odd-bit-sized types
14252 if the destination field width matches.
14254 2005-01-26 Richard Henderson <rth@redhat.com>
14256 * c-decl.c, expmed.c, expr.c: Revert last change.
14258 2005-01-26 Richard Henderson <rth@redhat.com>
14260 PR middle-end/18008
14261 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14263 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14264 if we don't need the bits above those present in the current mode.
14265 * expr.c (store_field): Strip conversions to odd-bit-sized types
14266 if the destination field width matches.
14268 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14270 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14271 either -ffast-math or -funsafe-math-optimizations is in use.
14273 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14277 * config/avr/avr.c (notice_update_cc): Only set condition code for
14278 ashrqi3 if shift count > 0.
14279 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14280 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14281 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14282 count <= 0 as a no-op, and shift count >= width by copying zero
14283 or sign bit to all bits of the result.
14284 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14285 count, with attribute "length" set to 0 and "cc" set to "none".
14287 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14289 * doc/invoke.texi: Document -mTLS.
14291 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14292 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14293 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14294 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14295 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14296 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14297 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14298 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14300 * configure.ac: Check for a TLS capable gas.
14302 * configure: Regenerate.
14304 2005-01-26 Richard Henderson <rth@redhat.com>
14306 PR middle-end/18008
14307 * combine.c (make_field_assignment): Simplify store to zero_extract
14308 from a source with an overlapping mask.
14310 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14312 2004-11-11 Eric Christopher <echristo@redhat.com>
14314 * config/frv/frv.md: Add fr400_integer automaton. Don't
14315 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14318 2005-01-26 Steven Bosscher <stevenb@suse.de>
14320 PR middle-end/16585
14321 * cfgbuild.c (make_edges): Do not clear or set
14322 current_function_has_computed_jump.
14323 * function.h (struct function): Remove the has_computed_jump field.
14324 (current_function_has_computed_jump): Do not define.
14325 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14326 in a computed jump. Ignore current_function_has_computed_jump.
14328 2005-01-26 Richard Henderson <rth@redhat.com>
14330 PR middle-end/19515
14331 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14332 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14334 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14335 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14336 objects into static storage if they have more than one non-zero value.
14337 * tree.h (categorize_ctor_elements): Update decl.
14339 2005-01-26 Steven Bosscher <stevenb@suse.de>
14341 PR middle-end/19616
14342 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14343 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14344 to this function from 2004-07-10.
14345 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14346 the current function for tail call optimizations if the address
14347 of one of it its arguments is taken.
14349 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14351 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14353 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14355 * function.c (expand_function_end): If current_function_calls_alloca,
14356 emit stack restore in a place that is reached when the function falls
14357 through at the end.
14359 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14361 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14362 rule to avoid matching inappropriate suffix rule.
14364 2005-01-26 Jan Hubicka <jh@suse.cz>
14366 PR tree-optimization/19241
14367 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14369 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14371 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14372 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14374 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14375 <sim*>: Always use crt1.o, regardless of N in simN.
14376 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14377 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14378 (CRT_CALL_STATIC_FUNCTION): Remove.
14379 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14380 use crt1.o, regardless of N in simN.
14381 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14382 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14383 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14384 case isystem setting.
14385 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14387 2005-01-25 Ian Lance Taylor <ian@airs.com>
14389 * gimple-low.c (block_may_fallthru): Correct handling of
14390 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14392 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14394 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14395 handlers to match indentation; nested under the mtune=* handler.
14396 Similar for mcpu= and march=.
14398 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14400 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14401 * config/mips/linux64.h (LIB_SPEC): Likewise.
14402 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14403 * config/sh/linux.h (LIB_SPEC): Likewise.
14405 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14407 * config/frv/frv.c (frv_legitimize_tls_address): New.
14408 (TARGET_HAVE_TLS): Define.
14409 (FRV_SYMBOL_REF_TLS_P): Define.
14410 (frv_override_options): Handle new register classes.
14411 (frv_legitimate_address_p): Reject tls addresses.
14412 (frv_legitimize_address): Handle TLS addresses.
14413 (gen_inlined_tls_plt): New.
14414 (gen_tlsmoff): New.
14415 (frv_legitimize_tls_address): New.
14416 (unspec_got_name): Add TLS entries.
14417 (got12_operand): Add R_FRV_TLSMOFF12 case.
14418 (frv_emit_move): Fixup TLS addresses.
14419 (frv_emit_movsi): Legitimize TLS addresses.
14421 * config/frv/frv.h (MASK_BIG_TLS): New.
14422 (TARGET_BIG_TLS): New.
14423 (HAVE_AS_TLS): Define.
14424 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14425 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14426 (REG_CLASS_NAMES): Same.
14427 (REG_CLASS_CONTENTS): Same.
14428 (CONSTRAINT_LEN): New.
14429 (REG_CLASS_FROM_CONSTRAINT): New.
14430 (PREDICATE_CODES): Add symbolic_operand.
14432 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14433 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14434 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14435 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14436 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14437 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14438 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14439 GR9_REG, GR14_REG, LRREG.
14440 (type): Add load_or_call attribute.
14441 ("load_or_call"): New reservation.
14442 ("call_gettlsoff"): New.
14443 ("tls_indirect_call"): New.
14444 ("tls_load_gottlsoff12"): New.
14445 ("tlsoff_hilo"): New.
14446 ("tls_tlsdesc_ldd"): New.
14447 ("tls_tlsoff_ld"): New.
14450 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14452 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14454 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14455 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14456 * config/frv/frv.c (TLS_BIAS): Define.
14457 (frv_output_dwarf_dtprel): New.
14459 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14461 PR rtl-optimization/19579
14462 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14463 both A and B, see if they don't clobber registers the other expr uses.
14465 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14467 * real.c (do_add): Initialize signalling and canonical members.
14469 * real.c (real_from_integer): Zero out destination.
14471 2005-01-18 Jan Hubicka <jh@suse.cz>
14473 PR tree-optimize/19337
14474 * tree-inline.c (initialize_inlined_parameters): Copy
14475 saved_static_chain_decl only.
14477 2005-01-25 Richard Henderson <rth@redhat.com>
14481 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14482 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14483 80387 enabled, to return a proper subclass. Return the subset that
14484 overlaps with GENERAL_REGS for PLUS.
14485 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14487 2005-01-25 Richard Henderson <rth@redhat.com>
14489 PR middle-end/19609
14490 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14492 2005-01-25 Roger Sayle <roger@eyesopen.com>
14494 * expmed.c (choose_multiplier): Change interface to return the
14495 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14496 (expand_divmod): Update calls to choose_multiplier.
14498 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14500 PR middle-end/19330
14501 * expmed.c (extract_bit_field): Use adjust_address instead of
14502 gen_lowpart when op0 is a MEM.
14504 2005-01-24 Steven Bosscher <stevenb@suse.de>
14506 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14508 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14510 * config/mips/irix-csr.c: New file.
14511 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14512 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14513 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14516 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14519 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14520 sparc/elf.h, add sparc/sp-elf.h.
14521 (sparc-*-rtems*): Likewise.
14522 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14523 tm-dwarf2.h, add sparc/sp-elf.h.
14524 (sparc86x-*-elf): Likewise.
14525 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14526 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14527 TARGET_OS_CPP_BUILTINS.
14528 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14529 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14531 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14532 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14533 (SWITCH_TAKES_ARG): Likewise.
14534 (LOCAL_LABEL_PREFIX): Likewise.
14535 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14536 (TARGET_N_FORMAT_TYPES): Delete.
14537 (TARGET_FORMAT_TYPES): Likewise.
14538 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14539 * config/sparc/elf.h: Delete.
14540 * config/sparc/sp-elf.h: New file.
14542 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14544 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14545 * tree-flow.h: Remove the corresponding prototype.
14546 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14547 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14549 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14552 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14553 for AIX ABI or ELF -fPIC.
14554 (rs6000_emit_load_toc_table): Don't create toc_section here.
14555 (rs6000_xcoff_file_start): Nor here.
14557 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14559 * sh.c (ra.h): Don't #include.
14560 (hard_regs_intersect_p): New function, resurrected from ra.c.
14562 * sh.c: Fix 1996 Copyright.
14564 2005-01-24 Richard Henderson <rth@redhat.com>
14565 Aldy Hernandez <aldyh@redhat.com>
14567 * regrename.c (note_sets): Handle subregs.
14569 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14572 * genconditions.c (write_header, write_conditions): Elide file if
14575 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14577 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14578 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14581 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14583 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14584 expand_builtin_printf, expand_builtin_fprintf,
14585 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14586 checking against POINTER_TYPE.
14587 (validate_arglist): Handle POINTER_TYPE code by checking
14590 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14592 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14593 init_rtlanal): New.
14594 (for_each_rtx): Call for_each_rtx_1.
14595 * rtl.h (init_rtlanal): Declare.
14596 * toplev.c (backend_init): Call init_rtlanal.
14598 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14600 * flow.c (propagate_one_insn): Formatting.
14602 PR middle-end/19551
14603 * flow.c (libcall_dead_p): Be more conservative if unsure.
14604 If there are any instructions between insn and call, see if they are
14605 all dead before saying the libcall is dead.
14607 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14609 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14610 operand constraint for operand 0.
14612 2005-01-23 Richard Henderson <rth@redhat.com>
14615 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14616 edges leading to join block.
14618 2005-01-23 Roger Sayle <roger@eyesopen.com>
14620 * expmed.c (expand_mult_highpart): Make static. Change type of
14621 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14622 (expand_divmod): Updates calls to expand_mult_highpart by using
14623 gen_int_mode to pass a CONST_INT rtx.
14624 * rtl.h (expand_mult_highpart): Remove prototype.
14626 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14628 * flow.c (regset_bytes, regset_size): Remove.
14630 * cfganal.c: Fix a reference to Harvey's paper.
14632 2005-01-23 Steven Bosscher <stevenb@suse.de>
14634 PR rtl-optimization/19464
14635 * tree-optimize.c (init_tree_optimization_passes): Add one more
14636 copyrename pass just before out-of-ssa.
14638 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14641 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14642 * ggc-none.c (ggc_free): Define.
14644 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14646 * cse.c (max_reg, max_insn_uid): Remove.
14647 (cse_main): Don't access max_reg or max_insn_uid.
14649 * c-common.c (explicit_flag_signed_bitfields,
14650 lang_statement_code_p, lang_expand_function_end): Remove.
14651 * c-common.h: Remove the corresponding declarations.
14652 * c-opts.c (c_common_handle_option): Remove all write access
14653 to explicit_flag_signed_bitfields.
14655 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14656 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14657 * cgraph.h: Remove the corresponding declaration.
14659 * gcse.c (null_pointer_info): Remove.
14661 2005-01-23 Roger Sayle <roger@eyesopen.com>
14662 Eric Botcazou <ebotcazou@libertysurf.fr>
14664 * combine.c (simplify_logical): Only simplify logical expressions
14665 of the form ior(and(x,y),z) by the inverse distributive law if the
14666 result is cheaper than the original.
14668 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14670 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14671 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14672 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14673 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14674 config/freebsd-spec.h, config/arm/arm.h,
14675 config/h8300/h8300.md, config/i386/i386.md,
14676 config/i386/predicates.md, config/i386/sse.md,
14677 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14678 config/vax/vax.md: Fix comment typos. Follow spelling
14681 2005-01-23 Steven Bosscher <stevenb@suse.de>
14683 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14684 tests, instead of `less than'.
14686 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14688 * function.c (assign_parm_setup_block): When creating a new stack slot
14689 for a parameter, get its alignment from the parameter's DECL_ALIGN
14690 rather than the type's TYPE_ALIGN. Make sure that the parameter
14691 is at least word aligned.
14693 2005-01-22 Roger Sayle <roger@eyesopen.com>
14695 PR middle-end/19378
14696 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14698 2005-01-22 Richard Henderson <rth@redhat.com>
14701 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14702 in both compare operands.
14703 (movdfcc_1_sse_max): Likewise.
14704 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14705 (movdfcc_1_sse): Likewise.
14706 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14707 scratch register as needed.
14709 2005-01-22 Richard Henderson <rth@redhat.com>
14711 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14713 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14715 2005-01-22 Richard Henderson <rth@redhat.com>
14717 * genopinit.c (optabs): Use smin/smax for floating point too.
14718 * doc/md.texi: Update to match. Clarify that floating point
14719 results are undefined for +0/-0 and NaN.
14720 * doc/rtl.texi: Likewise.
14721 * rtl.def (SMIN, SMAX): Likewise
14722 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14724 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14725 leading 's' to the name.
14726 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14727 smaxxf3, sminxf3): Likewise.
14728 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14731 2005-01-22 Paul Brook <paul@codesourcery.com>
14733 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14735 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
14737 * config/s390/s390.c (struct processor_costs): New fields
14738 dlgr, dlr, dr, dsgfr, dsgr.
14739 (z900_cost, z990_cost): Values for new fields.
14740 (s390_rtx_costs): New cases MEM und COMPARE in switch
14741 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14742 DIV, MOD, UDIV, UMOD.
14744 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14746 * config/s390/s390.md ("doloop_si64"): Reload input value directly
14747 into the register being decremented.
14748 ("doloop_si31", "doloop_di"): Likewise.
14749 ("*doloop_si_long"): Adapt pattern.
14751 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14753 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14755 (CLASS_MAX_NREGS): Likewise.
14757 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
14759 * doc/tree-ssa.texi (Statement Operands): Add example for new
14760 must-def macro. Note deprecation of old operands interface.
14762 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
14764 PR tree-optimization/19484
14765 * tree-cfg.c (remove_fallthru_edge): New function.
14766 (cleanup_control_flow): Remove fallthru edges from calls that are
14767 now known not to return.
14769 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14771 Fix PR tree-optimization/19038
14772 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14773 copies with loop variant ones.
14775 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
14777 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14778 config/alpha/alpha-protos.h, config/alpha/alpha.h,
14779 config/alpha/alpha.md, config/alpha/predicates.md,
14780 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14781 config/sparc/sol2.h: Update copyright.
14783 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14784 first label to see if it is a nonlocal label.
14786 2005-01-22 David Edelsohn <edelsohn@gnu.org>
14787 Andrew Pinski <pinskia@physics.uc.edu>
14790 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14791 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
14793 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14795 * config/rs6000/rtems.h: Update copyright.
14797 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14800 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14801 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14802 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14804 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14807 * c-typeck.c (convert_arguments): Check for error_mark_node.
14809 2005-01-21 Ian Lance Taylor <ian@airs.com>
14811 PR tree-optimization/13000
14812 * tree-inline.c: Include "tree-flow.h".
14813 (expand_call_inline): If warn_return_type, warn if non-void inline
14814 function falls through.
14815 * tree-cfg.c (execute_warn_function_return): Don't warn about
14816 control reaching end if TREE_NO_WARNING is set. Set
14818 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14820 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14821 branch if we don't need one.
14822 * c-typeck.c: Include "tree-flow.h"
14823 (c_finish_bc_stmt): Don't add a goto if the current statement
14824 list doesn't fall through to the current point.
14826 2005-01-21 Roger Sayle <roger@eyesopen.com>
14828 PR rtl-optimization/576
14829 * real.c (real_arithmetic): Change return type from void to bool
14830 to return an indication that the result may be inexact.
14831 * real.h (real_arithmeric): Update prototype.
14832 * fold-const.c (const_binop): Don't constant fold floating
14833 point expressions when the user specifies -frounding-math and
14834 the result may depend upon the run-time rounding mode.
14835 (fold_convert_const_real_from_real): Clean-up.
14836 (fold_initializer): Ignore flag_rounding_math for initializers.
14837 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14838 constant fold FP operations with flag_rounding_math if the
14839 result may depend upon the run-time rounding mode.
14841 2005-01-21 Tom Tromey <tromey@redhat.com>
14843 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14845 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
14847 * tree-cfg.c: Fix comment typos.
14849 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
14851 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14852 around the call to rest_of_handle_branch_target_load_optimize.
14854 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14856 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14857 (sparc64-*-openbsd*): Likewise.
14858 (sparclite-*-elf*): Include tm-dwarf2.h.
14859 (sparc86x-*-elf*): Likewise.
14860 (sparc64-*-elf*): Likewise.
14861 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14862 (DBX_DEBUGGING_INFO): Likewise.
14863 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14864 (PREFERRED_DEBUGGING_TYPE): Likewise.
14865 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14866 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14867 (PREFERRED_DEBUGGING_TYPE): Likewise.
14868 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14869 (PREFERRED_DEBUGGING_TYPE): Likewise.
14870 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14872 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14875 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14877 2005-01-20 Paul Brook <paul@codesourcery.com>
14879 * doc/rtl.texi: Document value extension requirements for CONST_INT.
14881 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14883 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14884 label is first in a sequence of labels.
14886 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14888 2005-01-20 Janis Johnson <janis187@us.ibm.com>
14889 Giovanni Bajo <giovannibajo@gcc.gnu.org>
14891 * doc/sourcebuild.texi (Test Directives): New.
14893 2005-01-20 Roger Sayle <roger@eyesopen.com>
14895 * real.c (real_floor): Don't leave the result uninitialized when
14896 mode is VOIDMode, but return the unrounded intermediate value.
14897 (real_ceil): Likewise.
14899 2005-01-20 Paul Brook <paul@codesourcery.com>
14901 * config/arm/arm.md (insv): Use gen_int_mode.
14903 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14905 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14906 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14907 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14908 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14909 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14911 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14914 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14915 fbreg, so we have to assume we can't.
14916 (loc_descriptor_from_tree_1): Ditto.
14917 (containing_function_has_frame_base): New function.
14918 (add_location_or_const_value_attribute): Use it.
14919 Also try to generate a frame_base from a single element location
14922 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14924 PR tree-optimization/15349
14925 * timevar.def (TV_TREE_MERGE_PHI): New.
14926 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14928 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14929 calls to tree_forwarder_block_p.
14930 (remove_forwarder_block_with_phi, merge_phi_nodes,
14931 gate_merge_phi, pass_merge_phi): New.
14932 * tree-optimize.c (init_tree_optimization_passes): Add
14934 * tree-pass.h: Add an extern for pass_merge_phi;
14936 2005-01-20 Richard Henderson <rth@redhat.com>
14939 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14940 (_mm_castps_pd, _mm_castps_si128): New.
14941 (_mm_castsi128_ps, _mm_castsi128_pd): New.
14943 2005-01-20 Richard Henderson <rth@redhat.com>
14946 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14947 __builtin_ia32_vec_init_v2si.
14948 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14949 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14950 (ix86_init_mmx_sse_builtins): Create it.
14951 (ix86_expand_builtin): Expand it.
14952 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14953 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14954 (vec_extractv2si_0, vec_extractv2si_1): New.
14956 2005-01-20 Richard Henderson <rth@redhat.com>
14959 * config/i386/i386.c (ix86_expand_push): New.
14960 * config/i386/mmx.md (push<MMXMODE>1): New.
14961 * config/i386/sse.md (push<SSEMODE>1): New.
14962 * config/i386/i386-protos.h: Update.
14964 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14966 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14969 2005-01-20 Richard Henderson <rth@redhat.com>
14971 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14972 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14974 2005-01-19 Richard Henderson <rth@redhat.com>
14977 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14978 to V4SFmode in SSE1 fallback load path.
14980 2005-01-19 Richard Henderson <rth@redhat.com>
14982 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14983 in QImode expansion to ix86_expand_vector_set.
14984 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14986 2005-01-19 Richard Henderson <rth@redhat.com>
14989 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14990 subclass of the input class.
14991 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14992 Always true for cross-SSE1 classes. Rationalize conditionals.
14993 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14994 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14995 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14996 (movdi_2): Add MMX/SSE zeros.
14997 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14998 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14999 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
15000 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
15001 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
15002 (zero_extendsidi2_rex64_1): Remove.
15003 (MOV0 peephole): Check GENERAL_REG_P.
15005 2005-01-19 Richard Henderson <rth@redhat.com>
15008 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
15010 (ix86_expand_vector_extract): Likewise.
15012 2005-01-19 Richard Henderson <rth@redhat.com>
15014 PR middle-end/19304
15015 * expr.c (emit_move_change_mode): New argument force; use
15016 simplify_gen_subreg if true.
15017 (emit_move_via_alt_mode): Merge into ...
15018 (emit_move_via_integer): ... here.
15019 (emit_move_ccmode): Use emit_move_change_mode directly.
15021 2005-01-19 Richard Henderson <rth@redhat.com>
15024 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
15025 (alpha_preferred_reload_class): Handle CONST_VECTOR.
15026 (alpha_emit_set_const_1): Add no_output parameter; don't emit
15028 (alpha_emit_set_const): Likewise. Make static.
15029 (alpha_emit_set_long_const): Make static.
15030 (alpha_extract_integer): Split out from alpha_expand_mov.
15031 (alpha_split_const_mov): Likewise.
15032 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
15033 (alpha_legitimate_constant_p): New.
15034 * config/alpha/alpha-protos.h: Update.
15035 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
15036 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
15037 * config/alpha/alpha.md (movsi): Add n alternative.
15038 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
15039 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
15040 (splitters for all of the above): Use alpha_split_const_mov.
15041 * config/alpha/predicates.md (non_add_const_operand): New.
15042 (non_zero_const_operand): New.
15043 (input_operand): Use alpha_legitimate_constant_p after reload.
15045 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15047 PR tree-optimization/19038
15048 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
15049 (add_candidate): Add ivs with increment in latch only if
15050 allow_ip_end_pos_p is true.
15051 (determine_iv_cost): Use empty_block_p.
15053 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
15055 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
15056 (compute_dominance_frontiers): Ditto.
15058 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
15061 * config/sh/t-rtems: New.
15062 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
15064 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
15066 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
15067 the offset of the selected field.
15069 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
15071 * tree-cfg.c (remove_forwarder_block): Fix the check to
15072 prevent a nonlocal label from appearing in the middle of a
15075 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
15077 PR rtl-optimization/19462
15078 * reorg.c (find_end_label): Create return insn only if
15079 current_function_epilogue_delay_list is empty.
15081 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
15083 * doc/passes.texi: Remove paragraph mentioning new-ra.
15085 2005-01-19 Jakub Jelinek <jakub@redhat.com>
15087 PR rtl-optimization/15139
15088 * combine.c: Include params.h.
15089 (count_rtxs): New function.
15090 (record_value_for_reg): If replace_rtx would replace at least
15091 2 occurrences of REG in VALUE and TEM is really large, replace REG with
15092 (clobber (const_int 0)) instead of TEM.
15093 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
15094 * params.h (MAX_LAST_VALUE_RTL): New.
15095 * Makefile.in (combine.o): Depend on $(PARAMS_H).
15096 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15099 * c-typeck.c (digest_init): Only call build_vector if all constructor
15100 elements are *_CST nodes.
15101 * gimplify.c (gimplify_init_constructor): Likewise.
15103 PR middle-end/19164
15104 * c-typeck.c (digest_init): Only call build_vector if inside_init
15107 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15109 * toplev.c (init_asm_output): Remove dead #ifdef.
15111 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15113 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15115 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15117 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15118 accessing DECL_FUNCTION_CODE.
15119 * dojump.c (do_jump): Likewise.
15120 * gimplify.c (gimplify_call_expr): Likewise.
15121 * predict.c (expr_expected_value): Likewise.
15122 (strip_builtin_expect): Likewise.
15123 * tree-inline.c (estimate_num_insns_1): Likewise.
15124 * tree-ssa-loop-im.c (stmt_cost): Likewise
15125 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15126 (tree_expr_nonnegative_p): Likewise.
15128 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15130 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15131 variant of the load_pcrel_sym pattern.
15132 * config/sparc/sparc.md (P macro): Move to the top.
15133 (load_pcrel_sym): Macroize using P.
15134 (save_register_window): Likewise.
15136 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15138 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15139 ("sordered"): Same.
15141 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15144 * c-typeck.c (build_asm_expr): Strip nops off
15145 input memory operands.
15147 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15149 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15150 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15151 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15152 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15154 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15157 * config/i386/i386.c (override_options): If the 80387 is disabled,
15158 then do not return FP values using FP registers.
15160 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15162 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15163 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15164 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15165 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15166 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15167 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15168 output.h, postreload-gcse.c, postreload.c, recog.c,
15169 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15170 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15171 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15172 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15173 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15174 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15175 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15176 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15178 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15179 config/alpha/alpha.c, config/arm/vfp.md,
15180 config/i386/emmintrin.h, config/i386/i386-modes.def,
15181 config/i386/i386-protos.h, config/i386/i386.h,
15182 config/i386/pmmintrin.h, config/i386/ppro.md,
15183 config/i386/predicates.md, config/i386/xmmintrin.h,
15184 config/i860/i860.c, config/ia64/ia64-modes.def,
15185 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15186 config/ia64/ia64.md, config/ia64/itanium1.md,
15187 config/ia64/itanium2.md, config/ia64/predicates.md,
15188 config/iq2000/iq2000.h, config/mips/linux64.h,
15189 config/rs6000/aix41.h, config/rs6000/aix43.h,
15190 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15191 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15192 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15193 config/sparc/linux64.h, config/sparc/litecoff.h,
15194 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15195 config/sparc/sparc.h, config/sparc/sparc.md,
15196 config/sparc/sysv4-only.h: Update copyright.
15198 2005-01-18 Richard Henderson <rth@redhat.com>
15201 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15203 2005-01-18 Marc Espie <espie@openbsd.org>
15204 * config/i386/openbsdelf.h: Typo.
15206 2005-01-18 Richard Henderson <rth@redhat.com>
15208 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15209 special case for sse.
15210 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15212 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15214 * tree-inline.c (estimate_num_insns_1): Added cases for
15215 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15217 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15219 PR rtl-optimization/19296
15220 * combine.c (simplify_comparison): Rewrite the condition under
15221 which a non-paradoxical SUBREG of a PLUS can be lifted when
15222 compared against a constant.
15224 2005-01-18 Andi Kleen <ak@muc.de>
15226 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15227 * c.opt (-Wpointer-sign): Add.
15228 * doc/invoke.texi: (-Wpointer-sign): Add.
15230 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15232 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15233 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15234 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15235 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15236 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15237 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15238 for TARGET_MIX_SSE_I387.
15239 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15240 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15241 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15242 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15243 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15244 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15245 TARGET_MIX_SSE_I387.
15246 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15249 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15252 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15253 Add movaps alternative for xmm reg->reg move.
15255 2005-01-17 Jeff Law <law@redhat.com>
15257 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15258 at the end of the main DOM loop rather than just before DOM exits.
15260 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15262 PR tree-optimization/19121
15263 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15264 adding aliases to a name tag, also add them to the pointer's
15266 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15267 sensitive alias info at all. Only check that the two pointers
15268 have compatible pointed-to sets.
15269 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15270 a pointer's type tag is a superset of the alias set of the
15271 pointer's name tag.
15273 2005-01-17 James E Wilson <wilson@specifixinc.com>
15276 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15277 comment to document why.
15279 2005-01-17 Richard Henderson <rth@redhat.com>
15281 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15282 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15283 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15284 sse2_vmsminv2df3_finite): New.
15285 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15286 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15287 Force op1 into register.
15289 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15291 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15292 bubblestrap from always rebuilding build directory.
15294 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15296 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15297 ("*cmpmem_short"): Likewise.
15299 2005-01-17 Steven Bosscher <stevenb@suse.de>
15301 * basic-block.h: Document BB_* flags.
15302 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15303 use an sbitmap instead.
15304 * sched-rgn.c (compute_trg_info): Likewise.
15306 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15308 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15309 redundant target_cpu_default and extra_parts lines. Use the default
15311 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15312 (SUBTARGET_EXTRA_SPECS): Delete.
15313 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15314 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15315 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15316 and "n32" for -mabi=n32.
15318 2005-01-17 Ian Lance Taylor <ian@airs.com>
15321 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15322 fold constant variables into initial values.
15324 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15326 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15328 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15329 through the statements backward.
15331 2005-01-17 Ian Lance Taylor <ian@airs.com>
15333 PR middle-end/13127:
15334 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15335 a variable set to the return value of the inlined function.
15337 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15339 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15340 when modes are tieable.
15342 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15344 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15345 of pthread_create to find out if threads are enabled.
15346 * gthr-posix95.h (__gthread_active_p): Likewise.
15348 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15350 * common.opt (-fnew-ra): Remove.
15352 * toplev.h (flag_new_regalloc): Remove.
15353 * Makefile.in (ra*.*): Don't mention.
15354 * passes.c (rest_of_handle_new_regalloc): Remove.
15355 (rest_of_handle_combine, rest_of_compilation): Always consider
15356 flag_new_regalloc as false.
15357 * doc/invoke.texi: Don't document -fnew-ra.
15359 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15361 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15362 last parameter to reg_scan.
15363 * loop.c (loop_optimize): Likewise.
15364 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15365 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15366 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15367 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15368 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15369 * regclass.c (reg_scan): Likewise, for the declaration.
15370 * rtl.h (reg_scan): Likewise, for the prototype.
15372 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15374 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15375 mark_dfs_back_edges.
15377 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15379 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15380 (compute_avail): Uses don't go in tmp_gen.
15382 2005-01-16 Steven Bosscher <stevenb@suse.de>
15384 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15385 loop to look for a free slot in a page entry.
15387 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15390 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15391 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15392 just before targetm.asm_out.file_end.
15393 * tree.h (process_pending_assemble_output_defs): Declare.
15394 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15396 (assemble_alias): Defer generation of assembly code for defines when
15397 TARGET_DEFERRED_OUTPUT_DEFS is true.
15398 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15399 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15400 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15402 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15405 * pa.c (pa_scalar_mode_supported_p): New function.
15406 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15407 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15409 * pa-protos.h (prefetch_operand): Delete.
15410 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15411 * pa.c (prefetch_operand): Delete.
15412 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15413 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15414 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15415 and prefetch_nocc_operand.
15416 * pa.md (prefetch): Rework to avoid reload problems handling short
15417 displacements when a cache control completer needs to be provided.
15418 (prefetch_32, prefetch_64): Delete.
15419 (prefetch_cc, prefetch_nocc): New patterns.
15421 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15423 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15425 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15428 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15429 exceeds maximum alignment for global common data.
15430 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15431 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15433 2004-01-15 Roger Sayle <roger@eyesopen.com>
15435 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15437 2004-01-15 Roger Sayle <roger@eyesopen.com>
15439 * harg-reg-set.h (reg_class_names): Prototype global array.
15440 * regclass.c (reg_class_names): Declare here and initialize to
15442 (dump_regclass): Remove local declaration of reg_class_names.
15443 (regclass): Likewise.
15444 * cfg.c (dump_flow_info): Likewise.
15445 * ra-debug.c (reg_class_names): Likewise.
15446 * regrename.c (reg_class_names): Likewise.
15447 * reload.c (reg_class_names): Likewise.
15448 * reload1.c (spill_failure): Likewise.
15449 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15451 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15453 * config/s390/s390.md ("reload_outti"): Remove predicate for
15454 output operand. Abort if operand is not a MEM.
15455 ("reload_outdi", "reload_outdf"): Likewise.
15457 2005-01-15 Marc Espie <espie@openbsd.org>
15459 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15460 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15461 * config/openbsd.h: Fix C++ includes for native configurations.
15462 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15463 Add trampoline support.
15464 * config/i386/openbsdelf.h: New.
15466 2005-01-15 Marc Espie <espie@openbsd.org>
15468 * collect2.c (main): Explicitly parse -dynamic-linker option.
15470 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15472 PR tree-optimization/19060
15473 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15474 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15475 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15476 and handle extract_range_from_cond returning false.
15477 * fold-const.c (fold): Optimize comparisons with min/max even for
15478 width > HOST_BITS_PER_WIDE_INT.
15480 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15482 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15483 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15484 Remove little endian multilib variants.
15485 Add mips32 multilib variant.
15487 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15489 * explow.c (copy_all_reg, stabilize): Remove.
15490 * expr.h: Remove the corresponding prototypes.
15492 * rtlanal.c (regs_set_between_p): Remove.
15493 * rtl.h: Remove the corresponding prototype.
15495 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15497 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15498 to rs6000_nonimmediate_operand.
15499 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15500 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15501 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15502 rs6000_nonimmediate_operand.
15503 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15504 rs6000_nonimmediate_operand.
15506 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15508 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15510 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15512 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15514 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15515 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15517 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15518 (rs6k_nonimmediate_operand): New.
15519 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15521 (legitimate_lo_sum_address_p): Same.
15522 (rs6000_legitimize_address): Same.
15523 (rs6000_legitimize_reload_address): Same.
15524 (rs6000_legitimate_address): Same.
15525 (spe_build_register_parallel): Pass DF and DC modes in a DI
15528 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15529 to rs6k_nonimmediate_operand.
15531 * config/rs6000/spe.md ("*frob_df_di"): New.
15532 ("*frob_di_df"): New.
15533 ("*frob_di_df_2"): New.
15534 ("*mov_sidf_e500_subreg0"): New.
15535 ("*mov_sidf_e500_subreg4"): New.
15536 ("*movdf_e500_double"): Change predicate to
15537 rs6k_nonimmediate_operand.
15539 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15541 * postreload.c (move2add_note_store): Only call
15542 trunc_int_for_mode on scalar integers.
15544 2005-01-14 Steven Bosscher <stevenb@suse.de>
15546 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15547 replace BB_VISITED uses.
15548 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15549 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15550 (tree_dce_done): Free visited_control_parents.
15551 (perform_tree_ssa_dce): Allocate and clear it.
15552 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15553 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15554 instead of BB_VISITED.
15556 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15558 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15559 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15560 Remove unused prototypes.
15562 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15564 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15565 64-bit register usage.
15566 (spe_func_has_64bit_regs_p): Add FIXME note.
15568 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15570 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15571 flag_finite_math_only with flag_unsafe_math_optimizations.
15573 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15575 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15576 end-of-stack check.
15577 (__tpf_eh_return): Copy TPF private stack area from the module
15578 boundary stack frame. Add check for when module addresses are
15579 equal, but no stub address is found.
15581 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15584 * arm.h (struct machine_function): Add call_via field.
15585 (thumb_call_via_label): Declare.
15586 * arm.c (thumb_call_via_label): New variable.
15587 (thumb_call_reg_needed): New variable.
15588 (arm_output_function_epilogue): For Thumb code, output any per-function
15589 call-indirect trampolines.
15590 (thumb_call_via_reg): New function.
15591 (arm_file_end): New function.
15592 (TARGET_ASM_FILE_END): Call arm_file_end.
15593 (aof_file_end): Likewise.
15594 * arm-protos.h (thumb_call_via_reg): Declare.
15595 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15596 thumb_call_via_reg in normal case.
15598 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15600 PR middle-end/19084
15601 PR rtl-optimization/19348
15602 * recog.c (peephole2_optimize): Do global life update if some peephole
15603 decides it doesn't need at least one of its inputs and that change
15604 influences liveness at the start of the basic block.
15606 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15607 arguments instead of 1.
15609 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15611 PR middle-end/18820
15612 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15613 zero for nested functions needing a static chain or functions
15614 with a non-constant address.
15616 2005-01-13 Roger Sayle <roger@eyesopen.com>
15618 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15619 (and (sign_extend X) C) into (zero_extend (and X C)).
15621 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15623 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15625 2005-01-13 Richard Henderson <rth@redhat.com>
15630 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15631 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15632 not just TARGET_SSE.
15633 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15634 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15635 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15636 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15637 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15638 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15639 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15640 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15641 (movdicc_c_rex64): Rename with '*'.
15642 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15643 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15644 (movsfcc_1_387): Rename from movsfcc_1.
15645 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15646 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15647 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15648 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15649 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15650 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15651 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15652 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15653 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15654 sse_movdfcc_const0_4): Remove.
15655 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15656 recognize min/max early. Update for changed sse cmove patterns.
15657 (ix86_split_sse_movcc): New.
15658 * config/i386/i386-protos.h: Update.
15660 2005-01-13 Steven Bosscher <stevenb@suse.de>
15662 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15663 (fix_stmt_v_may_defs): Likewise.
15665 2005-01-13 Richard Henderson <rth@redhat.com>
15667 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15668 for converting the mask.
15670 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15672 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15675 2005-01-13 Richard Henderson <rth@redhat.com>
15677 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15678 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15679 IX86_BUILTIN_MOVDQ2Q): Remove.
15680 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15681 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15682 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15684 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15685 (sse2_pextrw): Fix immediate constraint.
15686 (sse2_loadq, sse2_loadq_rex64): Remove.
15687 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15688 Use __builtin_ia32_vec_ext_<size>.
15689 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15691 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15693 * function.c (assign_parm_setup_block): Look inside original
15694 entry_parm when inspecting PARALLEL.
15696 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15697 Joel Sherrill <joel@oarcorp.com>
15700 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15701 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15702 rtems_gxx_recursive_mutex_init.
15703 (__gthread_recursive_mutex_lock): New function.
15704 (__gthread_recursive_mutex_trylock): Likewise.
15705 (__gthread_recursive_mutex_unlock): Likewise.
15707 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15709 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15711 2005-01-13 Jan Beulich <jbeulich@novell.com>
15713 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15714 (ashrti3_internal): Indicate output is early clobber. Generate result
15715 into output rather than first input. Use move for low word of output
15716 if shift count is exactly 64.
15717 (lshrti3_internal): Likewise.
15719 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15723 * reload1.c (delete_output_reload): Don't delete an output reload
15724 if the pseudo lives longer than a single basic block. Adjust and
15725 improve wording of comment.
15727 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
15730 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15731 of TYPE_SIZE where we mean the number of bytes.
15733 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
15735 * function.c (assign_parm_setup_block): Relax condition on
15736 multi-register optimization.
15738 2005-01-12 Nick Clifton <nickc@redhat.com>
15740 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15741 an "in_delay_slot" attribute of "no" to prevent them being used in
15742 delay slots. This is forbidden because they might generate
15745 2005-01-12 Alan Modra <amodra@bigpond.net.au>
15748 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15749 with r->Y and Y->r.
15751 2005-01-12 Nick Clifton <nickc@redhat.com>
15753 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15754 passed on to GAS) but do not define, as GAS no longer supports or
15755 needs the -m2000 option.
15757 2005-01-11 Roger Sayle <roger@eyesopen.com>
15759 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15760 type as args of unprototyped builtins aren't automatically promoted.
15761 (fold_builtin_abs): Likewise.
15763 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15765 * Makefile.in: Set a `build-warn' variable.
15767 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15769 PR tree-optimization/17949
15770 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15771 (find_interesting_uses_address): Use it.
15773 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
15775 * regrename.c (kill_value): Handle subreg's that won't simplify.
15777 2005-01-11 Richard Henderson <rth@redhat.com>
15780 * config/i386/i386.h (enum ix86_builtins): Move ...
15781 * config/i386/i386.c: ... here.
15782 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15783 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15784 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15785 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15786 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
15787 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15788 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15789 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15790 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15791 IX86_BUILTIN_LOADDDUP): Remove.
15792 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15793 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15794 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15795 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15796 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15797 (ix86_init_builtins): Make static.
15798 (ix86_init_mmx_sse_builtins): Update for changed builtins.
15799 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15800 if all the modes match. Otherwise, fake it.
15801 (get_element_number, ix86_expand_vec_init_builtin,
15802 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15803 (ix86_expand_builtin): Make static. Update for changed builtins.
15804 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15805 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
15806 (ix86_expand_vector_init_duplicate): New.
15807 (ix86_expand_vector_init_low_nonzero): New.
15808 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15809 Split out from ix86_expand_vector_init; handle integer modes.
15810 (ix86_expand_vector_init): Use them.
15811 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15812 * config/i386/i386-protos.h: Update.
15813 * config/i386/predicates.md (reg_or_0_operand): New.
15814 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15815 (movv2sf_internal): Likewise. And a splitter to match them all.
15816 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15817 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15818 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15819 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15820 (mmx_pinsrw): Fix operand ordering.
15821 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15822 rather than sse_loadss expander.
15823 (movv2df splitter): Similarly.
15824 (sse_loadss, sse_loadlss): Remove.
15825 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15826 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15827 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15828 (sse3_movddup): Rename with '*'.
15829 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15830 (sse2_loadsd): Remove.
15831 (vec_dupv2df_sse3): Rename from sse3_loadddup.
15832 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15833 (sse2_pinsrw): Fix argument ordering.
15834 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15835 (sse2_stored): Remove 'r' destination.
15836 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15837 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15838 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15839 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15840 vec_extractv16qi, vec_initv16qi): New.
15842 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15843 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15844 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15846 (_mm_load_pd, _mm_store_pd): Use plain dereference.
15847 (_mm_load_si128, _mm_store_si128): Likewise.
15848 (_mm_load1_pd): Use _mm_set1_pd.
15849 (_mm_load_sd): Use _mm_set_sd.
15850 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15851 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15852 (_mm_set_epi64): Use _mm_set_epi64x.
15853 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15854 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15855 _mm_setr_epi8): Use _mm_set_foo form.
15856 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15857 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15858 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15859 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15860 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15861 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15862 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15863 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15864 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15865 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15866 (_mm_movedup_pd): Use _mm_shuffle_pd.
15867 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15868 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15869 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15870 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15871 Use _mm_setzero_ps.
15872 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15873 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15874 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15875 (_mm_store_ps): Use raw dereference.
15876 (_mm_store1_ps): Use _mm_storeu_ps.
15877 (_mm_storer_ps): Use _mm_store_ps.
15878 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15879 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15881 2005-01-11 Stan Shebs <shebs@apple.com>
15883 * config/rs6000/rs6000.c (machopic_output_stub): Issue
15884 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15886 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
15889 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15890 Skip all DECLs except for FIELD_DECLs.
15892 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15894 * config/s390/s390.c (override_options): Return error if
15895 -mbackchain, -mpacked-stack and -mhard-float are used together.
15896 (s390_va_start): Remove the backchain && packed-stack special case.
15897 (s390_gimplify_va_arg): Likewise.
15898 * doc/invoke.texi: Remove the ABI incompatibility note.
15900 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15902 * config/s390/s390.c (struct s390_frame_layout): Remove
15904 (s390_frame_info, s390_emit_prologue): Replace occurrences of
15905 save_backchain_p with TARGET_BACKCHAIN.
15907 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15910 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15911 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15912 * function.c (locate_and_pad_parm): Set new field.
15913 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15914 Tweak where_pad test to include "none". Always set mem align for
15916 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15917 not sufficient for type.
15918 (assign_parm_setup_block): If stack_parm is zero on entry, always
15919 make a new stack local. Block move old stack parm if necessary
15920 to new aligned stack local.
15921 (assign_parm_setup_stack): Use a block move to handle
15922 potentially misaligned entry_parm.
15923 (assign_parms_unsplit_complex): Specify required alignment when
15924 creating stack local.
15925 * calls.c (compute_argument_addresses): Override alignment of stack
15926 arg calculated from its type with the alignment given by
15927 FUNCTION_ARG_BOUNDARY.
15928 (store_one_arg): Likewise.
15930 2005-01-11 Jan Beulich <jbeulich@novell.com>
15932 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15933 Change respective itanium_class attribute to ialu.
15934 (shladdp4_internal): New.
15935 * config/ia64/predicates.md (shladd_log2_operand): New.
15937 2005-01-11 Richard Henderson <rth@redhat.com>
15939 * expr.c (store_constructor): Use rtvec_alloc instead of
15940 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15942 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
15944 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15946 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15948 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15949 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15950 (TARGET_RWRELOC): Define.
15951 (ia64_rwreloc_section_type_flags): Delete.
15952 (ia64_section_type_flags): New function.
15953 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15954 (TARGET_RWRELOC): Define.
15956 2005-01-10 David Mosberger <davidm@hpl.hp.com>
15959 * config/ia64/ia64.c (process_set): For alloc insn, only call
15960 process_epilogue is !frame_pointer_needed.
15962 2005-01-10 Roger Sayle <roger@eyesopen.com>
15965 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15966 unary operator and can't be treated as a binary/comparison operator.
15968 2005-01-10 Richard Henderson <rth@redhat.com>
15970 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15971 (ix86_return_in_memory): Likewise.
15972 (function_arg_advance): Likewise. Mirror structure in function_arg
15973 for choosing register to advance.
15975 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
15977 * tree-vectorizer.c, tree.def: Fix comment typos.
15979 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
15981 * config/s390/s390.c (struct processor_costs): 4 new fields:
15982 ddbr, ddr, debr, der.
15983 (s390_rtx_costs): More precise handling of divide instructions.
15985 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15987 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15989 2005-01-10 Jan Beulich <jbeulich@novell.com>
15991 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15992 names resulting from -ffunction-sections/-fdata-sections and linkonce
15994 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15995 based on the section name. Rearrange the section name comparison logic
15996 slightly so that each section name is compared against at most once.
15998 2005-01-10 Ben Elliston <bje@au.ibm.com>
16000 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
16001 targets for which -fPIC reduces limitations on the GOT size.
16003 2005-01-09 Falk Hueffner <falk@debian.org>
16005 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
16008 2005-01-09 David Edelsohn <edelsohn@gnu.org>
16011 * collect2.c (main): Set aixrtl_flag for -brtl option.
16012 (resolve_lib_name): Search for .so file extension before .a
16013 if aixrtl_flag set.
16015 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
16017 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
16018 (vect_analyze_data_refs_alignment): Add dump prints.
16020 2005-01-09 Ira Rosen <irar@il.ibm.com>
16022 * tree-vectorizer.c (vect_analyze_offset_expr): Use
16023 expr_invariant_in_loop_p.
16024 Initialize outputs first thing in the function.
16025 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
16026 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
16027 (vect_analyze_pointer_ref_access): Check that the initial condition of
16028 the access function is loop invariant.
16030 2005-01-09 Richard Henderson <rth@redhat.com>
16032 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
16033 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
16034 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
16035 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
16036 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
16037 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
16038 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
16039 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
16040 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
16041 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
16042 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
16043 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
16044 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
16045 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
16046 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
16047 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
16048 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
16049 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
16050 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
16051 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
16052 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
16053 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
16054 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
16056 (mmx_clrdi, pavgusb): Remove.
16057 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
16058 with leading sse_ prefix.
16059 * config/i386/sse.md: Receive them.
16060 * config/i386/mmx.md: New file.
16061 (MMXMODE12, MMXMODE24, mmxvecsize): New.
16062 (subrv2sf3): Turn into expander for normal subtraction.
16063 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
16064 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
16065 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
16066 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
16067 commutative; use ix86_binary_operator_ok.
16068 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
16069 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
16070 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
16071 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
16072 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
16073 Macroize from existing patterns; use ix86_binary_operator_ok.
16074 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
16075 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
16076 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
16077 with vec_select+vec_concat.
16078 (mmx_pshufw, mmx_pshufw_1): Likewise.
16079 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
16080 (mmx_uavgv4hi3): Model correctly.
16081 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
16082 _mm_xor_si64): Remove casts.
16084 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16086 PR tree-optimization/19224
16087 * tree-scalar-evolution.c (get_instantiated_value,
16088 set_instantiated_value): New functions.
16089 (instantiate_parameters_1): Cache the results.
16090 (instantiate_parameters, resolve_mixers): Initialize and free
16093 2005-01-08 David Edelsohn <edelsohn@gnu.org>
16095 * config/i386/i386.md (addhi_4): Correct reference in comment.
16098 2005-01-08 Richard Henderson <rth@redhat.com>
16100 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16101 (_mm_cvtsi128_si64x): Likewise.
16102 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16103 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16104 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16105 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16106 * config/i386/i386-protos.h: Update.
16107 * config/i386/i386.c (print_operand): Add 'H'.
16108 (ix86_fixup_binary_operands): Split out from ...
16109 (ix86_expand_binary_operator): ... here.
16110 (ix86_fixup_binary_operands_no_copy): New.
16111 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16112 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16113 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16114 (safe_vector_operand): Use CONST0_RTX.
16115 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16116 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16117 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16118 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16120 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16121 (IX86_BUILTIN_CMPNGESS): New.
16122 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16123 (attr type): Add sselog1.
16124 (attr unit, attr memory): Handle it.
16125 (movti, movti_internal, movti_rex64): Move near other integer moves.
16126 (movtf, movtf_internal): Move near other fp moves.
16127 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16128 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16129 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16130 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16131 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16132 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16133 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16134 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16135 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16136 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16137 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16138 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16139 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16140 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16141 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16142 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16143 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16144 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16145 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16146 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16147 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16148 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16149 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16150 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16151 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16152 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16153 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16154 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16155 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16156 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16157 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16158 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16159 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16160 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16161 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16162 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16163 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16164 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16165 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16166 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16167 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16168 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16169 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16170 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16172 (SSEPUSH, push<SSEPUSH>): Remove.
16173 (MMXPUSH, push<MMXPUSH>): Remove.
16174 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16175 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16176 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16177 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16178 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16179 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16180 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16181 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16182 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16183 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16184 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16185 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16186 (ppro_sse_log_V4SF): Handle sselog1.
16187 * config/i386/predicates.md (const_0_to_1_operand): New.
16188 (const_0_to_255_mul_8_operand): New.
16189 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16190 (const_2_to_3_operand, const_4_to_7_operand): New.
16191 * config/i386/sse.md: New file.
16192 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16193 (sse_movups): Rename from sse_movups_1.
16194 (sse_loadlss): Rename from sse_loadss_1.
16195 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16197 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16198 (absv4sf2, negv2df, absv2df): New.
16199 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16200 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16201 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16202 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16203 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16204 (sse3_addsubv4sf3): Model correctly.
16205 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16206 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16207 (sse_movhlps): Model with vec_select+vec_concat.
16208 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16209 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16210 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16211 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16212 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16213 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16214 sse2_pshufhw_1): Likewise.
16215 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16216 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16217 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16218 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16219 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16220 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16221 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16222 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16223 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16224 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16225 sminv8hi3): Mark commutative
16226 operands. Use ix86_binary_operator_ok.
16227 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16228 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16229 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16230 sse2_punpcklqdq): Allow operand2 in memory.
16231 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16232 sse2_movsd): Add memory alternatives.
16233 (sse_storelps): Turn expander into an insn; split after reload.
16234 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16235 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16237 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16239 * configure.ac (DWARF-2 debug_line): Use objdump.
16240 * configure: Regenerate.
16242 2005-01-08 Jeff Law <law@redhat.com>
16243 Diego Novillo <dnovillo@redhat.com>
16245 PR tree-optimization/18241
16246 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16247 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16248 statements with volatile operands.
16249 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16250 operands after marking a statement with has_volatile_ops.
16252 2005-01-08 Roger Sayle <roger@eyesopen.com>
16254 * tree.c (int_fits_type_p): Always honor integer constant
16255 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16257 2005-01-08 Roger Sayle <roger@eyesopen.com>
16259 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16260 the latent bug in rtl_delete_block has been resolved.
16262 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16264 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16265 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16267 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16269 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16270 library as @multilib_dir@/$(SHLIB_SONAME).
16272 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16274 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16275 * configure: Regenerate.
16277 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16279 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16282 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16285 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16286 Convert non-word aligned offset address using ld/std into
16289 2005-01-07 Richard Henderson <rth@redhat.com>
16291 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16293 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16295 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16297 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16299 PR tree-optimization/19283
16300 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16301 is not shorter than the original type.
16303 PR rtl-optimization/19012
16304 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16306 PR rtl-optimization/18861
16307 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16308 (FULL_STATE): Define.
16309 (mark_tablejump_edge): New function.
16310 (purge_dead_tablejump_edges): New function.
16311 (find_bb_boundaries): Use it.
16313 PR tree-optimization/18828
16314 * builtins.c (expand_builtin_next_arg): Remove argument and all
16315 the argument checking.
16316 (expand_builtin): Adjust caller.
16317 (expand_builtin_va_start): Likewise. Remove error for too many
16319 (fold_builtin_next_arg): Issue error for too many arguments.
16320 After checking arguments, replace them with magic arguments that
16321 prevent further checking of the args.
16323 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16325 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16327 2005-01-06 Roger Sayle <roger@eyesopen.com>
16330 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16331 and %{.S:...} (and their negative variants) to test whether the
16332 input file is assembler or pre-processed-assembler independent of
16333 the actual filename extension.
16335 2005-01-06 Roger Sayle <roger@eyesopen.com>
16337 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16338 of sign or zero extended values.
16340 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16342 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16343 for IBM long double format correctly.
16345 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16347 Fix PR tree-optimization/18792
16349 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16350 to first_loop_depth, and use loop depth instead of loop number.
16351 (build_classic_dir_vector): Ditto.
16352 (compute_data_dependences_for_loop): Use depth, not loop number.
16353 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16354 number. Pass in loops, instead of loop numbers.
16355 (gather_interchange_stats): Ditto.
16356 (linear_transform_loops): Ditto.
16358 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16361 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16362 biv_fits_mode_p, extension_within_bounds_p): New functions.
16363 (check_ext_dependent_givs): Use them.
16365 2005-01-06 Roger Sayle <roger@eyesopen.com>
16367 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16368 more than one barrier, in which case we should delete them all.
16370 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16372 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16374 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16376 Fix PR middle-end/19286
16378 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16379 output this subprogram, simply ignore this attempt to do it again.
16380 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16381 origin attribute if it's not possible.
16382 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16383 (decls_for_scope): Ditto.
16384 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16385 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16387 2005-01-05 Richard Henderson <rth@redhat.com>
16390 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16391 (bdesc_2arg): Use it.
16392 (ix86_expand_binop_builtin): Force operands into registers
16394 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16395 ix86_expand_sse_compare, ix86_expand_sse_comi,
16396 ix86_expand_builtin): Likewise.
16398 2005-01-05 Richard Henderson <rth@redhat.com>
16400 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16402 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16403 (mulv4hi3): Set itanium_class mmmul.
16404 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16405 (fpack): Rename from fpack_sfsf.
16407 2005-01-05 Richard Henderson <rth@redhat.com>
16410 * reload1.c (do_input_reload): Restrict the optimization deleteing
16411 a previous output reload to RELOAD_FOR_INPUT.
16413 2005-01-05 Steven Bosscher <stevenb@suse.de>
16415 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16416 comment that we fall through after case.
16417 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16418 (distribute_links): Likewise.
16419 * cse.c (cse_insn): Likewise.
16420 * cselib.c (cselib_invalidate_mem): Likewise.
16421 * df.c: Update comments at the top of the file.
16422 (read_modify_subreg_p): Update comments here too.
16423 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16424 * flow.c (mark_set_1): Likewise.
16425 (mark_used_regs): Likewise.
16426 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16427 (canon_list_insert): Likewise.
16428 (mark_set): Likewise.
16429 (try_replace_reg): Likewise.
16430 (store_killed_in_insn): Likewise.
16431 * loop.c (count_one_set): Likewise.
16432 (basic_induction_var): Likewise.
16433 * postreload-gcse.c (find_mem_conflicts): Likewise.
16434 * postreload.c (reload_combine_note_store): Likewise.
16435 (move2add_note_store): Likewise.
16436 * reload.c (find_equiv_reg): Likewise.
16437 (mark_referenced_resources): Likewise.
16438 * rtlanal.c (set_noop_p): Likewise.
16439 (note_stores): Likewise.
16440 (note_uses): Likewise.
16441 * sched-deps.c (sched_analyze_1): Likewise.
16442 * sched-rgn.c (check_live_1): Likewise.
16443 (update_live_1): Likewise.
16444 * config/i860/i860.c: Likewise.
16446 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16448 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16450 * doc/rtl.texi: Update documentation for bit-fields and SET.
16452 2005-01-05 Roger Sayle <roger@eyesopen.com>
16454 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16456 2005-01-05 Jan Hubicka <jh@suse.cz>
16457 Richard Henderson <rth@redhat.com>
16460 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16463 2005-01-05 Richard Henderson <rth@redhat.com>
16466 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16467 (sse_shufps): Change operand 3 to const_int_operand.
16468 (sse2_storelps): Fix typo in template.
16469 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16470 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16471 (ix86_expand_builtin): Likewise.
16473 2005-01-05 Julian Brown <julian@codesourcery.com>
16475 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16476 as aggregates for AAPCS ABIs.
16478 2005-01-05 Stan Shebs <shebs@apple.com>
16480 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16481 Mach-O getters if ppc64.
16482 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16484 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16485 signed four-byte field for global code case.
16486 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16488 2005-01-05 Roger Sayle <roger@eyesopen.com>
16490 PR middle-end/19100
16491 * c-common.c: Include real.h.
16492 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16493 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16494 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16495 * Makefile.in (c-common.o): Update dependencies.
16497 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16499 * c-parse.in (asm_string): Add trailing semicolon.
16501 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16503 * c-parse.in (asm_string): New. Don't allow wide strings in
16505 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16506 asm_string instead of STRING.
16508 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16510 * c-typeck.c (constructor_no_implicit): Remove.
16511 (set_designator, process_init_element): Don't check
16512 constructor_no_implicit.
16514 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16515 Kaz Kojima <kkojima@gcc.gnu.org>
16518 * lcm.c (create_pre_exit): New.
16519 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16520 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16522 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16524 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16525 -msoft-float in target_float_switch.
16526 * arm.c (arm_override_options): Fix processing of target_float_switch.
16528 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16530 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16533 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16535 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16536 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16538 2005-01-04 Roger Sayle <roger@eyesopen.com>
16540 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16541 if deleting the then-block allows the test-block to fallthru to the
16544 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16547 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16548 after the full declaration if the are in two different TUs.
16550 2005-01-04 Richard Henderson <rth@redhat.com>
16553 * tree-sra.c (generate_one_element_init): Just
16554 call gimplify_and_add.
16555 (generate_element_init): Record the
16556 new referenced variables and mark them for renaming
16557 and split out to ...
16558 (generate_element_init_1): This.
16559 (scalarize_init): Don't call push_gimplify_context/
16560 pop_gimplify_context.
16562 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16564 * toplev.c (get_src_pwd): Handle failure of getpwd().
16566 2005-01-04 Roger Sayle <roger@eyesopen.com>
16568 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16570 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16571 all the cases handled by it are inverted by invert_truthvalue.
16573 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16575 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16576 (save_register_windowsi): Likewise.
16578 2005-01-04 Richard Henderson <rth@redhat.com>
16580 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16582 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16584 PR middle-end/17767
16585 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16586 any simplifications of vector mode comparison operators.
16587 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16589 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16590 Devang Patel <dpatel@apple.com>
16592 PR tree-optimization/18308
16593 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16594 the operands before creating a new expression.
16595 * dojump.c (do_jump): Make drop_through_label available
16596 for all cases. Add expansion of COND_EXPR.
16598 2005-01-04 Ira Rosen <irar@il.ibm.com>
16600 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16601 INTEGER_CST instead of TREE_CONSTANT.
16602 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16603 instead of TREE_CONSTANT.
16604 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16605 instead of TREE_CONSTANT.
16607 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16609 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16611 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16614 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16615 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16617 2005-01-03 Richard Henderson <rth@redhat.com>
16619 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16620 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16621 fold_convert_const_real_from_real): Split out from ...
16622 (fold_convert_const): ... here.
16624 2005-01-03 Richard Henderson <rth@redhat.com>
16627 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16628 (mov<MMXMODEI>_internal): Likewise.
16629 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16630 Add V2SF case; use it for SSE1; don't use TI.
16631 (movdf_integer): Likewise.
16632 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16634 2005-01-03 Ira Rosen <irar@il.ibm.com>
16636 * tree-vectorizer.c (vect_strip_conversions): New function.
16637 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16638 check for binary class.
16640 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16644 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16646 * gimple-low.c (mark_blocks_with_used_vars): New function.
16647 (mark_blocks_with_used_subblocks): Ditto.
16648 (mark_used_blocks): Ditto.
16649 (pass_mark_used_blocks): New pass.
16650 * tree-inline.c: Include debug.h.
16651 (expand_call_inline): Call outlining_inline_function here.
16652 * tree-optimize.c (init_tree_optimization_passes): Add
16653 pass_mark_used_blocks.
16654 * tree-pass.h (pass_mark_used_blocks): New.
16655 * Makefile.in (tree-inline.o): Add debug.h dependency.
16657 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16659 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16660 VAR_DECLs to have weak_import attribute.
16662 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16665 2004-01-03 Steven Bosscher <stevenb@suse.de>
16667 * passes.c (rest_of_compilation): Don't run regmove if only
16668 flag_expensive_optimizations, require flag_regmove instead.
16670 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16672 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16674 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16675 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16676 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16677 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16679 2005-01-03 Richard Henderson <rth@redhat.com>
16681 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16682 (ia64_const_ok_for_letter_p): New.
16683 (ia64_const_double_ok_for_letter_p): New.
16684 (ia64_extra_constraint): New.
16685 (ia64_expand_vecint_compare): New.
16686 (ia64_expand_vcondu_v2si): New.
16687 (ia64_expand_vecint_cmov): New.
16688 (ia64_expand_vecint_minmax): New.
16689 (ia64_print_operand): Add 'v'.
16690 (ia64_preferred_reload_class): New.
16691 (ia64_vector_mode_supported_p): New.
16692 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16693 (PREFERRED_RELOAD_CLASS): Move to function.
16694 (CONST_OK_FOR_LETTER_P): Move to function.
16695 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16696 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16697 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16698 (EXTRA_CONSTRAINT): Move to function.
16699 * config/ia64/ia64.md: Include vect.md.
16700 (itanium_class): Add mmalua.
16702 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16704 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16705 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16707 (const_int_2bit_operand): New.
16708 (fr_reg_or_0_operand): New.
16709 * config/ia64/ia64-modes.def: Add vector modes.
16710 * config/ia64/ia64-protos.h: Update.
16711 * config/ia64/vect.md: New file.
16713 2005-01-03 Richard Henderson <rth@redhat.com>
16715 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16717 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16720 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16722 (log1pdf2): Change mode of operands[0,1] to DFmode.
16724 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16726 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16727 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16728 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16729 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16730 SPARC_RELAXED_ORDERING.
16732 2005-01-03 Richard Henderson <rth@redhat.com>
16733 Uros Bizjak <uros@kss-loka.si>
16736 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16737 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16738 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16740 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16741 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16742 const_pow2_1_to_128_operand): New predicates.
16744 2005-01-02 Greg McGary <greg@mcgary.org>
16746 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16748 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16749 object. [ptr_type]: Remove unused variable.
16750 Remember nearest addressable array-element or record-component
16751 when checking bitfield components. Tolerate empty BIND_EXPR.
16753 2005-01-01 Richard Henderson <rth@redhat.com>
16755 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16756 that don't narrow the value. Fail for other conversions.
16758 2005-01-01 Richard Henderson <rth@redhat.com>
16761 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16762 * c-lang.c (finish_file): Don't do it here.
16763 * objc/objc-act.c (objc_finish_file): Likewise.
16765 * cgraph.c (decl_assembler_name_equal): New.
16766 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16767 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16768 * cgraph.h (struct cgraph_varpool_node): Add next.
16769 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16770 * varasm.c (assemble_alias): Mark the target as needed.
16772 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
16774 PR middle-end/19221
16775 * function.c (get_arg_pointer_save_area): Use entry_of_function
16776 instead of get_insns.
16778 2005-01-01 Roger Sayle <roger@eyesopen.com>
16779 Andrew Pinski <pinskia@physics.uc.edu>
16780 James E. Wilson <wilson@specifixinc.com>
16782 PR rtl-optimization/12092
16783 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16786 2005-01-01 Roger Sayle <roger@eyesopen.com>
16787 Olivier Hainque <hainque@act-europe.fr>
16789 * tree.c (int_fits_type_p): A narrower type always fits in a
16790 wider one, except for negative values into unsigned types.
16792 2005-01-01 Roger Sayle <roger@eyesopen.com>
16794 * tree.c (int_fits_type_p): Compare the result of force_fit_type
16795 with the original constant rather than require TREE_OVERFLOW.
16797 2005-01-01 Steven Bosscher <stevenb@suse.de>
16799 PR middle-end/17544
16800 * c-decl.c (finish_function): If compiling C99, annotate the
16801 compiler generated return with the current file name and line 0.
16802 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16803 the source line is greater than 0.
16804 (remove_bb): Likewise.