1 2005-05-10 Ian Lance Taylor <ian@airs.com>
3 * read-rtl.c (struct macro_traverse_data): Define.
4 (map_attr_string): New static function, broken out of
6 (mode_attr_index, apply_mode_maps): New static functions.
7 (apply_macro_to_string): Call map_attr_string.
8 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
10 (apply_macro_traverse): Expect data to point to a struct
12 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
13 to pass data through htab_traverse.
14 (read_rtx_1): Add mode_maps parameter. Change all callers.
15 Handle mode names which are attribute strings.
16 * doc/md.texi (Substitutions): Rename from String Substitutions.
17 Change references. Document using attributes as modes.
19 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
21 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
22 * tree-optimize.c (init_tree_optimization_passes) Swap
23 pass_ch and pass_profile.
24 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
25 here. Remove rewrite_into_loop_closed_ssa call.
27 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
29 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
31 (legitimate_reload_constant_p): Add check for const double zero.
32 * config/s390/s390.md: Add comment for constraint letter 'G'.
33 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
34 attributes for new case.
35 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
36 s390_const_double_ok_for_constraint_p.
37 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
40 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
42 PR tree-optimization/21170
43 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
44 rewrite_ssa_into_ssa in comments with update_ssa.
46 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
48 * tree-ssa-loop-im.c: Include hashtab.h.
49 (struct mem_ref_loc): New.
50 (struct mem_ref): Describe the set of references with the same
52 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
53 maybe_queue_var, fem_single_reachable_address,
54 for_each_memref, single_reachable_address,
55 is_call_clobbered_ref, determine_lsm_reg): Removed.
56 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
57 hoist_memory_reference, memref_hash, memref_eq, memref_del,
58 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
60 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
61 (determine_lsm_loop): Rewritten.
62 (determine_lsm): Do not set stmt uids.
64 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
66 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
69 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
71 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
72 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
73 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
75 2005-05-10 Jeff Law <law@redhat.com>
77 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
78 thread_across_edge for any abnormal edges.
80 2005-05-10 Richard Henderson <rth@redhat.com>
82 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
83 * config/ia64/ia64-protos.h: Declare it.
84 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
85 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
86 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
87 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
88 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
89 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
90 extend result; use release semantics.
91 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
92 (sync_val_compare_and_swap_<IMODE>): Update to match.
94 2005-05-10 Richard Henderson <rth@redhat.com>
96 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
97 before comparing it for success.
99 2005-05-10 Richard Henderson <rth@redhat.com>
101 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
102 no return value pattern.
104 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
105 H.J. Lu <hongjiu.lu@intel.com>
107 * libgcov.c (create_file_directory): New function. Create
108 directory for the given file name.
109 (gcov_max_filename): New static var. Keeps size of the longest
111 (gcov_exit): Always try to create directory for output
112 file. Relocate each filename basing on environment vars.
113 (__gcov_init): Remember the longest file name.
114 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
115 * doc/gcov.texi (Cross-profiling): New node documenting
116 cross-profiling management.
117 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
119 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
121 * config/sparc/sparc.c (mem_min_alignment): Do not rely
122 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
124 2005-05-10 Bob Wilson <bob.wilson@acm.org>
126 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
127 case code to avoid one move instruction.
128 (__umodsi3, __modsi3): Merge duplicated code sequences.
130 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
132 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
133 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
134 * doc/invoke.texi: Fix typos.
136 * tree-data-ref.c (analyze_array_indexes, analyze_array,
137 init_data_ref, access_functions_are_affine_or_constant_p,
138 free_data_refs): Use VEC instead of VARRAY.
139 * tree-data-ref.h (data_reference): Change the type of
140 access_fns to VEC(tree,gc)*.
141 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
143 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
146 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
147 * fold-const.c (fold): Expand the condition of reducing cond_expr.
148 (contains_label_1, contains_label_p): New functions for checking
149 labels in a sub-tree.
151 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
154 * c-decl.c (pushdecl): When there is a declaration in the current
155 scope and the declarations are external linkage, check for
156 compatibility with the type in the external scope and update the
157 type in the external scope with the composite type information.
158 Do not form a composite type of the new type and the visible type
159 if they are incompatible.
161 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
163 * crtstuff.c: Revert part of 2005-05-08 Change.
164 (IN_LIBGCC2): Define.
166 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
168 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
169 remove redundant test.
170 (fp_mov_p): Accept 0.
171 (fp_high_losum_p): Remove redundant test.
172 * config/sparc/predicates.md (const_high_operand): Explicitly test
173 (not small_int_operand).
174 (fp_const_high_losum_operand): New.
175 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
176 (movdi_insn_sp32_v9): Use canonical predicates.
177 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
178 (movdi_insn_sp64_novis): Delete.
179 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
180 (movsf_insn_novis): Delete.
181 (movsf_insn_vis): Rename into movsf_insn.
182 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
183 (movsf_lo_sum): Use fp_const_high_losum_operand.
184 (movsf_high): Likewise.
185 (movsf_high_losum splitter): Likewise.
186 (mov<V32:mode> expander): Use register_or_zero_operand.
187 (mov<V64:mode> expander): Likewise.
188 (movdf_insn_sp32): Use register_or_zero_operand.
189 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
190 Rename into movdf_insn_sp32_no_fpu.
191 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
192 Rename into movdf_insn_sp32_v9_no_fpu.
193 (movdf_insn_v9only_novis): Delete.
194 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
195 (movdf_insn_sp64_novis): Delete.
196 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
197 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
198 Rename into movdf_insn_sp64_no_fpu.
199 (movtf expander): Use register_or_zero_operand.
200 (movtf_insn_sp32): Delete.
201 (movtf_insn_vis_sp32): Use register_or_zero_operand.
202 Rename into movtf_insn_sp32.
203 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
204 Rename into movtf_insn_sp32_no_fpu.
205 (movtf_insn_hq_sp64): Delete.
206 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
207 Rename into movtf_insn_sp64_hq.
208 (movtf_insn_sp64): Delete.
209 (movtf_insn_vis_sp64): Use register_or_zero_operand.
210 Rename into movtf_insn_sp64.
211 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
212 Rename into movtf_insn_sp64_no_fpu.
214 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
216 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
217 gcc_assert and gcc_unreachable as appropriate.
218 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
219 xstormy16_output_cbranch_si, xstormy16_split_move,
220 xstormy16_initial_elimination_offset,
221 xstormy16_encode_section_info, xstormy16_print_operand_address,
222 xstormy16_expand_call, xstormy16_expand_arith,
223 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
225 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
227 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
228 const_copies to VEC(tree,heap)*.
229 (new_elim_graph, delete_elim_graph, elim_graph_size,
230 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
233 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
236 * doc/extend.texi (Type Attributes): Correct example syntax.
238 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
241 * doc/invoke.texi (-Wuninitialized): Update documentation.
243 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
245 * arm.c (const_ok_for_arm): Use a faster algorithm.
247 2005-05-09 David Edelsohn <edelsohn@gnu.org>
250 * config/rs6000/rs6000.md (add_op2): New.
251 (add<mode>3): Use it.
253 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
255 * arm.c (arm_gen_constant): Add new heuristic for generating
256 constant integers that can be expressed as the difference of two
259 2005-05-09 Roger Sayle <roger@eyesopen.com>
261 * c-tree.h (parser_build_unary_op): New prototype.
262 * c-typeck.c (parser_build_unary_op): New function to construct
263 a unary operation in the C parser.
264 * c-parser.c (c_parser_unary_expression): Use the new function
265 parser_build_unary_op when appropriate.
267 2005-05-09 Mark Mitchell <mark@codesourcery.com>
270 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
271 before outputting DWARF_FRAME_RETURN_COLUMN.
273 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
275 * config/s390/s390.c: (s390_branch_condition_mask,
276 s390_branch_condition_mnemonic, s390_extra_constraint_str,
277 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
278 legitimize_pic_address, s390_emit_tls_call_insn,
279 legitimize_tls_address, legitimize_tls_address,
280 s390_expand_addcc, print_shift_count_operand, print_operand,
281 addr_generation_dependency_p, annotate_constant_pool_refs,
282 s390_split_branches, find_constant_pool_ref,
283 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
284 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
285 s390_output_pool_entry, s390_function_value,
286 s390_call_saved_register_used, s390_emit_call): Replace
287 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
288 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
289 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
290 get_some_local_dynamic_name, s390_function_arg_size,
291 s390_function_arg_advance, s390_function_arg,
292 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
293 default case by gcc_unreachable.
294 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
295 conditional abort by gcc_assert.
296 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
297 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
299 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
301 * config/s390/s390.c: (s390_decompose_address,
302 tls_symbolic_operand, legitimate_pic_operand_p,
303 legitimate_constant_p, legitimate_reload_constant_p,
304 s390_expand_plus_operand, legitimate_address_p,
305 legitimate_la_operand_p, ): Remove 'register' from signature.
306 (symbolic_reference_mentioned_p,
307 tls_symbolic_reference_mentioned_p): Remove 'register' from local
308 variable declarations.
309 (legitimize_address): Remove 'register' from
310 signature and local variable declarations.
312 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
314 * config/s390/s390-protos.h: (s390_match_ccmode,
315 s390_match_ccmode_set, reg_used_in_mem_p,
316 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
317 legitimate_la_operand_p, preferred_la_operand_p,
318 s390_short_displacement, addr_generation_dependency_p,
319 legitimate_reload_constant_p, legitimate_address_p): Change return type
321 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
322 * config/s390/s390.c: (s390_match_ccmode,
323 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
324 legitimate_reload_constant_p): Change return type into 'bool'.
325 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
326 Likewise. Additionally adapted comment.
327 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
328 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
329 (s390_decompose_address): Change the type of the internal flags
330 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
331 (struct s390_address): Change type of "pointer" into bool.
332 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
333 Adapt calls for 's390_tm_ccmode' to the new signature.
335 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
337 * config/s390/s390.c: (s390_match_ccmode_set,
338 s390_branch_condition_mnemonic, s390_short_displacement,
339 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
340 print_shift_count_operand, get_some_local_dynamic_name,
341 get_some_local_dynamic_name_1, reg_used_in_mem_p,
342 addr_generation_dependency_p, s390_split_branches,
343 annotate_constant_pool_refs, find_constant_pool_ref,
344 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
345 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
346 s390_register_info, s390_frame_info, s390_init_frame_layout,
347 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
348 restore_gprs, s390_function_arg_size, s390_function_arg_float,
349 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
350 s390_encode_section_info, s390_cannot_force_const_mem,
351 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
352 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
353 s390_adjust_priority, s390_issue_rate,
354 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
355 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
356 s390_build_builtin_va_list, s390_gimplify_va_arg,
357 s390_function_ok_for_sibcall, s390_call_saved_register_used,
358 s390_pass_by_reference, s390_fixed_condition_code_regs,
359 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
360 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
361 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
362 s390_add_pool_insn, s390_find_pool, s390_add_constant,
363 s390_find_constant, s390_add_execute, s390_find_execute,
364 s390_execute_label, s390_execute_target, s390_dump_pool,
365 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
366 Move target macro definitions to the end of the file. Move several
367 functions within the file to assure correct compiling.
369 2005-05-09 Steven Bosscher <stevenb@suse.de>
371 * calls.c (purge_reg_equiv_notes): Remove, fold into...
372 (fixup_tail_calls): ...here. Only look at insns between the
373 start of the function and the FUNCTION_BEG insn note.
375 * gcse.c (one_cprop_pass): Fix typos in dumps.
377 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
379 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
381 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
382 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
383 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
384 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
386 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
387 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
388 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
391 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
393 * config/s390/s390.md: ("gf") New mode attribute.
394 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
395 "fixuns_truncsfsi2"): Merge.
396 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
397 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
398 "fix_truncsfsi2_ieee"): Merge.
400 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
402 * config/s390/s390.md: ("FPR") New mode macro.
403 ("de", "dee"): New mode attributes.
404 ("cmpdf", "cmpsf"): Merge.
405 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
406 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
407 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
408 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
409 ("floatdidf2", "floatdisf2"): Merge.
410 ("adddf3", "addsf3"): Merge.
411 ("*adddf3", "*addsf3"): Merge.
412 ("*adddf3_cc", "*addsf3_cc"): Merge.
413 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
414 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
415 ("subdf3", "subsf3"): Merge.
416 ("*subdf3", "*subsf3"): Merge.
417 ("*subdf3_cc", "*subsf3_cc"): Merge.
418 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
419 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
420 ("muldf3", "mulsf3"): Merge.
421 ("*muldf3", "*mulsf3" "): Merge.
422 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
423 ("*fmadddf", "*fmaddsf"): Merge.
424 ("*fmsubdf", "*fmsubsf"): Merge.
425 ("divdf3", "divsf3"): Merge.
426 ("*divdf3", "*divsf3"): Merge.
427 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
428 ("negdf2", "negsf2"): Merge.
429 ("*negdf2_cc", "*negsf2_cc"): Merge.
430 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
431 ("*negdf2", "*negsf2"): Merge.
432 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
433 ("absdf2", "abssf2"): Merge.
434 ("*absdf2_cc", "*abssf2_cc"): Merge.
435 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
436 ("*absdf2", "*abssf2"): Merge.
437 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
438 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
439 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
440 ("*negabsdf2", "*negabssf2"): Merge.
441 ("sqrtdf2", "sqrtsf2"): Merge.
443 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
445 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
447 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
448 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
449 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
450 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
452 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
453 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
454 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
455 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
456 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
457 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
458 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
459 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
460 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
461 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
462 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
463 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
464 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
465 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
466 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
467 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
469 ("*divsf3"): Additionally rename second pattern to
471 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
472 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
473 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
474 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
475 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
476 'type values' and rename 'type' value.
477 ("*addsf3"): Additionally rename second pattern to
480 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
482 * config/s390/s390.md: ("SHIFT"): New mode macro.
483 ("lr", "shift"): New mode attributes.
484 ("ashldi3", "lshrdi3"): Merge.
485 ("*ashldi3_31", "*lshrdi3"_31): Merge.
486 ("*ashldi3_64", "*lshrdi3"_64): Merge.
487 ("ashlsi3", "lshrsi3"): Merge.
489 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
491 * config/s390/s390.md: ("DSI", "SCOND"): New mode
493 ("E", "g"): New mode attributes.
494 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
495 ("*adddi3_alc", "*addsi3_alc"): Merge.
496 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
497 ("*subdi3_slb", "*subsi3_slb"): Merge.
498 ("adddicc", "addsicc"): Merge.
499 ("*sconddi", "*scondsi"): Merge.
500 ("*sconddi_neg", "*scondsi_neg"): Merge.
501 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
502 ("negdi2", "negsi2"): Extract expander pattern from
503 "negsi2" and merge with "negdi2".
504 ("*negdi2"): Merge with instruction pattern of "negsi2".
505 ("*negdi2_cc", "*negsi2_cc"): Merge.
506 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
507 ("rotldi3", "rotlsi3"): Merge.
509 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
511 * config/s390/s390.md: ("hc"): New mode attribute.
512 ("extendhidi2", "extendqidi2"): Merge.
513 ("*extendhidi2", "*extendqidi2"): Merge.
514 ("extendhisi2", "extendqisi2"): Merge.
515 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
516 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
517 Merged 2 define_split.
518 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
519 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
521 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
523 * config/s390/s390.md: ("COMPARE"): New mode macro.
524 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
525 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
526 "bungt", "bunle", "bunge", "bltgt"): Merge.
528 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
530 * config/s390/s390.md: ("INT"): New mode macro.
531 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
534 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
536 * config/s390/s390.md: ("GPR", "P"): New mode macros.
537 ("cmpdi", "cmpsi"): Merge.
538 ("strlendi", "strlensi"): Merge.
539 ("*strlendi", "*strlensi"): Merge.
540 ("movmemdi", "movmemsi"): Merge.
541 ("clrmemdi", "clrmemsi"): Merge.
543 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
545 * config/s390/s390.md: ("HQI"): New mode macro.
546 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
547 ("*tmhi_full", "*tmqi_full"): Merge.
548 ("*tsthiCCT", "*tstqiCCT"): Merge.
549 ("*tsthi", "*tstqi"): Merge.
550 ("*tsthi_cconly", "tstqi_cconly"): Merge.
551 ("*sethighhisi", "*sethighqisi"): Merge.
553 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
555 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
556 config/alpha/unicosmk.h, config/arc/arc.md,
557 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
558 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
559 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
560 config/arm/semi.h, config/arm/uclinux-elf.h,
561 config/arm/wince-pe.h, config/fr30/fr30.c,
562 config/rs6000/altivec.h: Update copyright.
564 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
566 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
567 gcc_assert and gcc_unreachable as appropriate.
568 (pdp11_output_function_epilogue, output_move_double,
569 output_move_quad, print_operand_address, output_jump,
570 output_addr_const_pdp11): Likewise.
571 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
572 ASM_OUTPUT_ALIGN): Likewise.
573 * config/pdp11/pdp11.md: Likewise.
574 (extendhisi2, subhi3, subqi3): Likewise.
576 2005-05-09 David Edelsohn <edelsohn@gnu.org>
579 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
582 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
584 * config/ia64/ia64.c: Fix a comment typo.
586 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
589 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
590 (arm_override_options): Use them instead of manifest constants. Don't
591 allow -march to override the -mtune setting.
593 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
595 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
596 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
597 (function_arg_advance, function_arg, save_restore_insns,
598 iq2000_expand_prologue, iq2000_output_conditional_branch,
599 expand_one_builtin, print_operand):
600 * config/iq2000/iq2000.md (tablejump): Likewise.
602 2005-05-09 David Ung <davidu@mips.com>
604 * config/mips/mips.h (processor_type): Add names for the 24K.
605 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
607 * config/mips/mips.md (cnv_mode): New attribute for recording the
608 conversion types of float convert insns.
609 (cpu): Add 24k and 24kx.
610 (include): Include 24k.md file.
611 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
612 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
613 (floatdisf2): Setup cnv_mode.
614 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
616 * config/mips/24k.md: New file, contains 24k DFA pipeline
619 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
621 * config/sh/sh.c (print_operand_address): Use gcc_assert and
622 gcc_unreachable as appropriate.
623 (print_operand, prepare_move_operands, prepare_scc_operands,
624 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
625 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
626 fixup_mova, gen_far_branch, sh_reorg, split_branches,
627 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
628 sh_set_return_address, sh_setup_incoming_varargs,
629 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
630 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
631 check_use_sfunc_addr): Likewise.
632 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
633 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
634 * config/sh/symbian.c (sh_symbian_mark_dllexport,
635 sh_symbian_mark_dllimport): Likewise.
636 * config/sh/sh.md: Likewise.
637 (movdicc, call_pop, call_value_pop, casesi_worker_1,
638 casesi_worker_2, casesi_shift_media, casesi_load_media,
639 return_media): Likewise.
641 2005-05-08 Roger Sayle <roger@eyesopen.com>
644 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
647 2005-05-08 Richard Henderson <rth@redhat.com>
649 * config/alpha/alpha.c (adjust_address): Fix typo last change.
651 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
653 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
654 and -1 can happen in reg_renumber when no hard register is assigned.
656 2005-05-08 Steven Bosscher <stevenb@suse.de>
657 Kazu Hirata <kazu@cs.umass.edu>
659 PR tree-optimization/14841, tree-optimization/15838
660 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
661 (evaluate_stmt): Call it.
663 2005-05-08 Jakub Jelinek <jakub@redhat.com>
665 * config/ia64/ia64.c (ia64_override_options): Don't set
666 ia64_flag_var_tracking and clear flag_var_tracking here...
667 (ia64_file_start): ... but here.
669 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
671 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
672 and gcc_unreachable as appropriate.
673 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
674 m68hc11_gen_highpart, print_operand, print_operand_address,
675 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
676 m68hc11_gen_movhi): Likewise.
677 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
678 * config/m68hc11/m68hc11.md: Reword comment.
680 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
683 * config/m68hc11/predicates.md (splitable_operand): An immediate is
686 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
688 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
689 the 68HC12 address indirect addressing mode as it is not supported by
691 * config/m68hc11/m68hc11-protos.h
692 (m68hc11_valid_addressing_p): Declare.
693 (m68hc11_add_mode): Declare.
694 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
695 register_indirect_p and export it.
696 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
697 instruction so that it is part of the good BB.
698 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
699 addressing with movw.
700 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
702 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
703 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
704 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
706 ("*movhi_68hc12"): Handle movhi_const0.
707 ("*subhi3", "subqi3"): Use general_operand for operand 1.
708 ("*subhi3_zext"): Likewise.
710 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
713 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
714 operand 1 and fix constraints.
715 ("mulqihi3"): Use general_operand for operand 2.
717 2005-05-08 Julian Brown <julian@codesourcery.com>
718 H.J. Lu <hongjiu.lu@intel.com>
719 Paul Brook <paul@codesourcery.com>
721 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
722 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
723 20050308/2.16.0 or newer for comdat group.
724 * configure: Regenerated.
725 * config.in: Regenerated.
726 * varasm.c (default_function_rodata_section): Put .rodata section in
727 COMDAT group when necessary.
728 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
730 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
733 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
735 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
737 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
738 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
739 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
740 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
742 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
745 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
746 64-bit constants on 64-bit hosts.
747 (m68hc11_split_logical): Simplify.
748 (m68hc11_split_move): Likewise.
750 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
751 Paolo Bonzini <bonzini@gnu.org>
753 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
754 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
755 * configure.ac (enable_checking): Fix typos in runtime_checking.
756 (ENABLE_RUNTIME_CHECKING): Mark as target template.
757 (xm_file): Prepend auto-host.h
758 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
759 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
761 * crtstuff.c: Do not include auto-host.h.
762 (IN_LIBGCC2): Do not define.
763 * gcov-io.h: Include tconfig.h, not auto-host.h.
764 * libgcc2.c: Do not include auto-host.h.
765 (abort): Do not undefine.
766 * libgcov.c: Remove unneeded comment about config.h.
767 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
768 * config.in, configure: Regenerated.
770 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
771 Falk Hueffner <falk@debian.org>
773 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
774 and gcc_unreachable as appropriate.
775 (get_aligned_mem, get_unaligned_address,
776 alpha_emit_set_long_const, alpha_emit_conditional_branch,
777 alpha_emit_setcc, alpha_emit_conditional_move,
778 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
779 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
780 alpha_expand_unaligned_load, alpha_expand_block_move,
781 alpha_expand_zap_mask, get_trap_mode_suffix,
782 get_round_mode_suffix, get_some_local_dynamic_name,
783 print_operand_address, function_arg, alpha_return_in_memory,
784 function_value, alpha_expand_builtin,
785 alpha_initial_elimination_offset, alpha_expand_epilogue,
786 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
787 alphaev5_next_group, alpha_align_insns,
788 unicosmk_initial_elimination_offset, unicosmk_unique_section,
789 unicosmk_ssib_name): Likewise.
790 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
791 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
792 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
793 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
794 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
795 * config/alpha/alpha.md (*divmodsi_internal_er,
796 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
797 call_nt, call_umk, call_vms, call_value, sibcall_value,
798 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
799 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
800 * config/alpha/predicates.md (input_operand): Likewise.
802 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
804 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
805 gcc_unreachable, as appropriate.
806 (frv_function_prologue, frv_alloc_temp_reg,
807 frv_initial_elimination_offset, frv_expand_block_move,
808 frv_expand_block_clear, frv_print_operand_jump_hint,
809 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
810 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
811 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
812 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
813 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
814 frv_in_small_data_p, frv_asm_out_constructor,
815 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
816 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
817 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
818 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
819 sibcall_value, casesi): Likewise.
821 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
822 gcc_unreachable as appropriate.
823 (print_operand_address, mn10300_print_reg_list, expand_prologue,
824 expand_epilogue, notice_update_cc, initial_offset,
825 mn10300_address_cost_1): Likewise.
826 * config/mn10300/mn10300.md: Likewise.
827 (absdf2, abssf2, negdf2, negsf2): Likewise.
829 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
832 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
834 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
835 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
836 including sunge_<mode> and sungt_<mode>.
838 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
840 * integrate.h (get_hard_reg_initial_val): Change type of register
841 parameter from int to unsigned int.
842 (has_hard_reg_initial_val): Likewise.
843 * integrate.c (get_hard_reg_initial_val): Likewise.
844 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
846 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
848 * except.c (eh_status): Change the type of ttype_data to
850 (add_ttypes_entry, assign_filter_values,
851 output_function_exception_table): Use VEC instead of VARRAY.
853 2005-05-07 David Edelsohn <edelsohn@gnu.org>
855 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
857 2005-05-07 Paul Brook <paul@codesourcery.com>
859 * Makefile.in: Fix dependencies.
860 (GCOV_IO_H, VARRAY_H): Set.
862 2005-05-07 Anthony Green <green@redhat.com>
865 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
866 x$STMP_FIXPROTO test.
867 * configure: Rebuilt.
869 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
871 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
872 inappropriate feature test macros if flag_iso.
874 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
876 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
878 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
881 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
882 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
883 Handle moved operand being in special register.
884 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
885 presumed working insn.
886 (mover2side): Add FIXME.
888 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
890 * integrate.c (get_func_hard_reg_initial_val): Delete.
891 (has_func_hard_reg_initial_val): Delete.
892 (get_hard_reg_initial_val): Inline the old implementation of
893 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
894 instead of has_func_hard_reg_initial_val to test for an existing
895 pseudo. Only create an rtx if a new initial value entry is needed.
896 (has_hard_reg_initial_val): Scan the initial value list directly.
899 2005-05-07 David Edelsohn <edelsohn@gnu.org>
901 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
903 * config.in (HAVE_AS_POPCNTB): New.
904 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
905 (HAVE_AS_POPCNTB): New.
906 * configure: Regenerated.
907 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
908 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
909 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
910 and rs6000_sched_costly_dep.
911 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
912 (TARGET_XL_COMPAT): Delete.
913 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
914 (popcount<mode>2): New.
915 (popcntb<mode>2): New.
916 * config/rs6000/rs6000.opt (mpopcntb): New.
918 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
919 if variable name exists.
921 2005-05-07 Matt Kraai <kraai@ftbfs.org>
923 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
925 2005-05-07 Richard Henderson <rth@redhat.com>
928 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
929 with constant offsets.
931 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
933 * config/v850/v850.c (print_operand): Use gcc_assert and
934 gcc_unreachable, as appropriate.
935 (print_operand_address, v850_handle_data_area_attribute,
936 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
937 v850_insert_attributes, construct_prepare_instruction): Likewise.
938 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
939 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
941 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
943 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
944 config/rs6000/rs6000.h: Fix comment typos.
946 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
948 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
949 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
950 (mips_scalar_mode_supported_p): Delete.
952 2005-05-06 Eric Christopher <echristo@redhat.com>
954 * config/mips/mips.opt: Remove -mint64 option.
955 * config/mips/mips.c (override_options): Remove -mint64
957 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
958 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
959 64-bit integer handling.
960 * doc/invoke.texi (Option Summary): Remove -mint64 for
963 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
965 PR tree-optimization/19401
966 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
967 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
968 (estimated_unrolled_size): New function.
969 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
970 tree_unroll_loops_completely): Always unroll loops if the code size
972 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
973 loops should be unrolled completely.
974 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
976 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
978 PR rtl-optimization/21254
979 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
980 assumptions for loops that otherwise do not roll.
981 (find_simple_exit): Prefer # of iterations that is guaranteed
983 * loop-unroll.c (decide_peel_once_rolling,
984 decide_peel_completely): Check whether the loop is infinite.
986 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
988 * config/rs6000/sysv4.opt: Fix typo.
990 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
991 Jakub Jelinek <jakub@redhat.com>
994 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
995 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
996 Don't use rep; movs{l,q} if the repetition count is really small,
997 instead use a sequence of movs{l,q} instructions.
999 2005-05-06 Jeff Law <law@redhat.com>
1001 PR tree-optimization/21380
1002 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1003 thread through a block with no preds.
1005 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1007 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1008 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1009 add_call_read_ops): Use VEC instead of VARRAY.
1011 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1013 * config/mcore/mcore.c (mcore_print_operand_address): Use
1014 gcc_assert and gcc_unreachable as appropriate.
1015 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1016 mcore_output_andn, output_inline_const, mcore_output_move,
1017 mcore_output_movedouble, mcore_expand_block_move,
1018 layout_mcore_frame, mcore_initial_elimination_offset,
1019 mcore_expand_prolog, mcore_mark_dllexport,
1020 mcore_mark_dllimport): Likewise.
1021 * config/mcore/mcore.h (switch_to_section): Likewise.
1022 * config/mcore/mcore.md: Likewise.
1024 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1026 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1027 TARGET_PROFILE_KERNEL.
1029 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1030 TARGET_PROFILE_KERNEL use.
1032 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1034 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1035 and gcc_unreachable, as appropriate.
1036 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1037 m32r_expand_prologue, m32r_output_function_epilogue,
1038 m32r_legitimize_pic_address, m32r_print_operand_address,
1039 emit_cond_move, m32r_function_symbol,
1040 m32r_output_block_move): Likewise.
1041 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1042 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1043 *rev_zero_branch_insn): Likewise.
1045 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1048 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1049 if both NEWDECL and OLDDECL are already weak.
1051 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1053 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1055 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1056 Kaz Kojima <kkojima@gcc.gnu.org>
1058 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1061 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1062 David Edelsohn <edelsohn@gnu.org>
1064 * config.gcc: Add .opt magic for the rs6000 ports.
1066 * doc/invoke.texi: Document -mabi= option properly. Document
1067 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1068 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1071 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1072 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1075 * config/rs6000/aix.opt: New.
1076 * config/rs6000/aix41.opt: New.
1077 * config/rs6000/aix64.opt: New.
1078 * config/rs6000/darwin.opt: New.
1079 * config/rs6000/linux64.opt: New.
1080 * config/rs6000/rs6000.opt: New.
1081 * config/rs6000/sysv4.opt: New.
1083 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1084 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1086 Define TARGET_USES_SYSV4_OPT.
1087 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1088 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1089 TARGET_USES_AIX64_OPT.
1090 * config/rs6000/aix51.h: Same.
1091 * config/rs6000/aix52.h: Same.
1092 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1093 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1094 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1095 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1096 * config/rs6000/linux64.h: Use
1097 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1099 * config/rs6000/rs6000.c: Remove definitions of
1100 rs6000_sched_restricted_insns_priority,
1101 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1102 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1103 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1104 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1105 rs6000_alignment_string. Define rs6000_explicit_options.
1106 (rs6000_parse_abi_options): Remove.
1107 (rs6000_parse_alignment_option): Remove.
1108 (rs6000_parse_float_gprs_option): Remove.
1109 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1110 TARGET_DEFAULT_TARGET_FLAGS.
1111 (rs6000_override_options): Revamp to use new .opt machinery.
1113 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1114 of new .opt machinery. Remove target_flags. Redefine
1115 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1116 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1117 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1118 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1119 rs6000_longcall_switch, rs6000_default_long_calls,
1120 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1121 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1122 TARGET_ALTIVEC_VRSAVE.
1124 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1126 * config.gcc (hppa1.1-*-rtems*): Remove.
1127 * config/pa/rtems.h: Remove.
1129 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1131 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1132 Exclude roe/603e multilib variants.
1134 2005-05-04 Denis Chertykov <denisc@overta.ru>
1137 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1140 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1142 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1143 arm/pe.opt to $extra_options.
1144 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1145 (target_float_abi_name, target_float_switch, target_abi_name)
1146 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1147 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1148 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1149 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1150 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1151 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1152 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1153 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1154 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1155 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1156 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1157 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1158 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1159 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1160 (arm_pic_register_string): Delete.
1161 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1163 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1164 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1165 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1166 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1167 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1168 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1169 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1170 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1171 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1172 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1173 (SUBTARGET_SWITCHES): Delete.
1174 * config/arm/arm.c (target_float_switch): Delete.
1175 (arm_cpu_select): Moved from config/arm/arm.h.
1176 (target_fpu_name, target_fpe_name, target_float_abi_name)
1177 (target_abi_name, structure_size_string, arm_pic_register_string)
1178 (arm_select): Make static.
1179 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1180 (arm_handle_option): New function.
1181 (arm_override_options): Update target_flags checks for new mask names.
1182 Remove target_float_switch code.
1183 (arm_expand_prologue, thumb_expand_prologue): Check
1184 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1185 * config/arm/arm.opt, config/arm/pe.opt: New files.
1187 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1189 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1190 gcc_unreachable as appropriate.
1191 (arc_double_limm_p, arc_setup_incoming_varargs,
1192 arc_compute_function_type, arc_output_function_prologue,
1193 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1194 output_shift, arc_print_operand, arc_print_operand_address,
1195 arc_final_prescan_insn): Likewise.
1196 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1198 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1200 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1205 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1206 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1207 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1208 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1209 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1210 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1211 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1212 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1214 2005-05-05 Paul Brook <paul@codesourcery.com>
1216 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1217 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1218 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1219 and tree-data-ref.h with *_H variables.
1221 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1223 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1225 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1227 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1229 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1231 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1233 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1235 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1236 setting of vrsave register for current function after
1237 call to save_world is emitted.
1239 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1241 * config/mmix/predicates.md: New file.
1242 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1243 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1244 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1245 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1246 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1248 * config/mmix/mmix.md: Include predicates.md.
1249 ("call", "call_value"): Force address to register if it isn't a
1250 mmix_symbolic_or_address_operand.
1252 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1254 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1255 the flags are of appropriate types.
1256 (num_ssa_operands): Generalize using the generic interface.
1257 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1260 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1262 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1263 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1265 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1267 * tree-outof-ssa.c (edge_leader, stmt_list,
1268 analyze_edges_for_bb): Use VEC instead of VARRAY.
1269 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1270 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1271 fini_analayze_edges_for_bb.
1273 2005-05-04 James E Wilson <wilson@specifixinc.com>
1276 * gcc.c (process_command): In the second argv scan loop, ignore
1277 Xassembler and Xpreprocessor, along with their argument.
1279 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1281 * tree-flow-inline.h, tree-ssa-operands.c,
1282 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1283 Likewise. tree-vn.c: Fix comment typos.
1284 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1286 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1288 * doc/tm.texi (Target Hooks): Document
1289 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1291 2005-05-04 Paul Brook <paul@codesourcery.com>
1293 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1295 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1297 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1298 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1301 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1302 get_expansion, expand_var_during_unrolling,
1303 insert_var_expansion_initialization,
1304 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1307 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1310 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1313 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1314 the same as INTEGER_TYPE.
1315 (fold_binary): Fold "bool_var != 0" to bool_var.
1316 Fold "bool_var == 1" to bool_var.
1318 2004-05-03 Richard Henderson <rth@redhat.com>
1321 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1322 from recog_data instead of insn_data.
1324 2005-05-03 DJ Delorie <dj@redhat.com>
1326 * common.opt (fdiagnostics-show-option): No variable is needed.
1327 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1328 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1329 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1330 Save and restore original message format. Use flag in context
1332 (warning): Don't test for enabled warnings here.
1333 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1336 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1338 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1339 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1340 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1341 * aclocal.m4: Don't include accross.m4.
1342 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1343 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1344 * configure, config.in: Regenerate.
1346 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1349 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1350 (clear_storage): Add argument.
1351 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1352 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1354 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1355 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1356 (store_expr, store_constructor): Adjust callers.
1357 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1358 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1359 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1360 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1361 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1362 with EXP. Pass EXP to expand_builtin_memmove.
1363 (expand_builtin_memset): Add ORIG_EXP argument, pass
1364 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1365 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1366 Pass EXP to expand_builtin_memset.
1367 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1369 (expand_builtin_strncmp): Likewise.
1370 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1371 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1372 (expand_builtin_fprintf): Likewise.
1373 (expand_builtin): Adjust calls to
1374 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1376 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1379 PR rtl-optimization/21239
1380 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1382 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1384 * tree-flow.h (tree_ann_common_d): Move aux to ...
1385 (stmt_ann_d): ... here.
1386 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1387 move_computations_stmt, schedule_sm): Update references to
1389 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1391 * tree-cfg.c (remove_bb): Remove a redundant call to
1393 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1396 2005-05-03 Richard Henderson <rth@redhat.com>
1398 * config/rs6000/rs6000.c: Remove conflict markers.
1400 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1402 2005-05-03 James E Wilson <wilson@specifixinc.com>
1404 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1406 2005-05-03 DJ Delorie <dj@redhat.com>
1408 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1409 decide if the warning will be printed.
1410 * calls.c (expand_call): Likewise.
1411 * function.c (init-function_start): Likewise.
1413 * common.opt (-fdiagnostics-show-option): New.
1414 * opts.c (option_enabled): Accept the option index instead of a
1415 pointer to the option descriptor.
1416 * opts.h (option_enabled): Likewise.
1417 * toplev.c (print_switch_values): Pass option index, not option
1419 * diagnostic.h (diagnostic_info): Add option_index.
1420 * diagnostic.c: Include opts.h.
1421 (diagnostic_set_info): Initialize option_index.
1422 (diagnostic_report_diagnostic): Amend option name if appropriate.
1423 (warning): Check to see if the specified warning is enabled.
1425 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1427 2005-05-03 Richard Henderson <rth@redhat.com>
1429 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1430 SPEC_OR_GEN_REGS definitions.
1432 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1435 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1436 for unavailable registers.
1438 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1440 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1442 * cfglayout.c (block_locators_blocks,
1443 insn_locators_initialize, insn_scope): Use VEC instead of
1446 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1447 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1450 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1452 * config/sparc/predicates.md (const_compl_high_operand): New.
1453 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1455 (sparc_emit_set_const64_quick1): Adjust for above change.
1456 (sparc_emit_set_const64_quick2): Likewise.
1457 (sparc_emit_set_const64_longway): Likewise.
1458 (sparc_emit_set_const64): Likewise.
1459 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1460 movdi_const64_special): Delete.
1461 (logical constant splitters): Use const_compl_high_operand.
1463 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1465 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1466 rather than STRIP_NOPS.
1468 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1470 PR rtl-optimization/21330
1471 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1473 (unswitch_single_loop): Clear cinsn when retrying.
1476 * config/i386/i386.c (legitimize_address): When canonicalizing
1477 ASHIFT into MULT, multiply by 1 << shift_count instead of
1478 1 << log2 (shift_count).
1480 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1482 * lambda-code.c (gcc_loop_to_lambda_loop,
1483 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1484 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1485 generic operand interface.
1486 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1487 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1488 generic operand interface.
1489 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1490 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1491 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1492 num_imm_uses): Use ssa_use_operand_t.
1493 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1494 get_v_must_def_ops): Delete.
1495 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1496 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1497 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1498 get_v_must_def_kill_ptr): Delete.
1499 (delink_stmt_imm_use): Move and use new operand interface.
1500 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1501 op_iter_next_tree): Use new operand implementation.
1502 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1503 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1505 (op_iter_next_mustdef, op_iter_next_maydef,
1506 op_iter_next_must_and_may_def): Delete. Replace with...
1507 (op_iter_next_maymustdef): New. Combine must and may next operations.
1508 (op_iter_init_maydef, op_iter_init_mustdef,
1509 op_iter_init_must_and_may_def): Use new interface.
1510 (single_ssa_tree_operand ): New. Process single operands only as trees.
1511 (single_ssa_use_operand): New. Process single operands only as uses.
1512 (single_ssa_def_operand): New. Process single operands only as defs.
1513 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1515 (num_ssa_operands): New. Count the number of specified operands.
1516 (compare_ssa_operands_equal): New. Compare two statements' operands.
1517 (single_phi_def): New. Return true if PHI has one def of the specified
1519 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1520 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1521 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1522 (struct stmt_ann_d): Operands field no longer require GTY().
1523 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1524 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1525 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1526 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1527 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1528 Use use_operand_p instead of ssa_imm_use_t *.
1529 * tree-pretty-print.c (dump_vops): check if operands are active before
1530 dumping virtual operands.
1531 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1532 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1533 (ccp_fold): Use new interface.
1534 (ccp_visit_stmt): Remove unused variables and code.
1535 (convert_to_gimple_builtin): Insert statements before calling
1536 mark_new_vars_to_rename.
1537 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1538 (copy_prop_visit_cond_stmt): Use generic interface.
1539 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1540 annotation in table.
1541 (thread_across_edge): Use generic interface.
1542 (initialize_hash_element): Initialzie with stmt, not annotation.
1543 (eliminate_redundant_computations): Use generic interface.
1544 (record_equivalences_from_stmt): Pass stmt, not annotation.
1545 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1547 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1548 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1549 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1550 generic operand interface.
1551 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1553 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1555 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1556 (build_defs, build_uses, build_v_may_defs, build_vuses,
1557 build_v_must_defs): Change type to struct opbuild_list_d.
1558 (ops_active): New. Operands active boolean.
1559 (operand_memory, operand_memory_index): New. Operand memory managers.
1560 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1561 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1562 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1563 Change from functions to static variable list heads.
1564 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1565 (opbuild_initialize_real): New. Initialize a virtual build list.
1566 (opbuild_free): New. Free a build list.
1567 (opbuild_num_elems): New. Number of items in a list.
1568 (opbuild_append_real): New. Add a real (tree *) operand.
1569 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1570 (opbuild_first): New. Return first element index in a list.
1571 (opbuild_next): New. Return next element in a list.
1572 (opbuild_elem_real): New. Return real element.
1573 (opbuild_elem_virtual): New. Return virtual element.
1574 (opbuild_elem_uid): New. Return UID of virtual element.
1575 (opbuild_clear): New. Reset an operand list.
1576 (opbuild_remove_elem): New. Remove an element form a list.
1577 (ssa_operands_active): New. Return true if operand cache is active.
1578 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1579 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1580 (correct_use_link): Use use_operand_p.
1581 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1582 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1583 (cleanup_v_may_defs): Use new implmentation.
1584 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1586 (append_def, append_use, append_v_may_def, append_vuse,
1587 append_v_must_def): Call opbuild_append routine instead of using varray.
1588 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1589 global parse_old_ops variable.
1590 (free_ssa_operands): New implementation.
1591 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1592 (copy_virtual_operands): Move. New generic implementation.
1593 (create_ssa_artficial_load_stmt): Move. New implementation.
1594 (swap_tree_operands): Update for new implementation.
1595 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1596 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1597 rather than a varray.
1598 (verify_imm_links): Use use_operand_p.
1599 (dump_immediate_uses_for): If the immediate use variable is a virtual
1600 variable, show the virtual ops in the stmt.
1601 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1602 (NULL_DEF_OPERAND_P): Now a #define.
1603 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1604 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1605 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1606 mustdef_optype_d): New. Use Linked list representation.
1607 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1608 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1609 (struct stmt_operands_d): Change to new pointers that are not GTY.
1610 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1611 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1612 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1613 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1614 SET_V_MUST_DEF_KILL): Delete.
1615 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1616 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1617 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1618 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1619 (enum ssa_op_iter_type): Operand iterator typechecking values.
1620 (struct ssa_operand_iterator_d): Use linked lists of operands.
1621 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1622 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1623 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1624 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1625 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1626 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1627 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1628 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1629 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1630 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1631 alloc_vuse, and alloc_mustdef.
1632 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1633 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1634 and finalize_ssa_v_must_def_ops.
1635 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1636 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1638 (compute_avail): Use generic iterator interface.
1639 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1640 (stmt_makes_single_load, stmt_makes_single_store): Use
1642 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1643 (statement_sink_location): Use generic interface.
1644 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1645 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1646 reset the immediate use link nodes.
1647 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1648 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1649 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1650 (eliminate_tail_call): Use generic operand interface.
1651 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1652 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1654 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1656 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1657 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1659 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1660 Use statement pointer instead of vuse_optype. Use generic interface.
1661 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1662 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1663 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1664 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1665 * doc/tree-ssa.texi: Update documentation for operand interface.
1667 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1669 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1670 gcc_unreachable as appropriate.
1671 (machopic_function_base_name, machopic_indirect_data_reference,
1672 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1673 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1674 * config/rs6000/altivec.md (*mov<mode>_internal,
1675 build_vector_mask_for_load): Likewise.
1676 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1677 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1678 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1679 * config/rs6000/predicates.md (easy_fp_constant,
1680 logical_operand): Likewise.
1681 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1682 compute_save_world_info, rs6000_emit_prologue,
1683 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1684 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1687 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1690 * convert.c (convert_to_integer): Convert ceil and floor in
1693 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1696 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1697 define_insn_and_split. Split only when memory operand is
1698 offsettable. Use adjust_address rather than plus_constant.
1699 (floatunssidf2_internal): Likewise.
1700 (fix_truncdfsi2_internal): Split only when memory operand is
1701 offsettable. Use adjust_address rather than plus_constant.
1702 (fix_trunctfsi2_internal): Likewise.
1703 (floatsidf2_internal): Likewise.
1705 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1707 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1708 (set_value_range_to_null): Likewise.
1709 (set_value_range_to_varying): New function. Use it in all
1710 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1711 (extract_range_from_assert): If the integral type has a
1712 super-type, and LIMIT is not within MIN and MAX values of that
1713 type, set the resulting range to VR_VARYING.
1715 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1717 * config/mmix/mmix.opt: New file.
1718 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1719 (mmix_cc1_ignored_option): Don't declare.
1720 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1721 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1722 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1723 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1724 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1725 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1726 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1727 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1729 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1730 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1731 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1733 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1736 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1737 * c-decl.c (current_function_prototype_built_in,
1738 current_function_prototype_arg_types): New.
1739 (merge_decls): Keep source location of prototype followed by
1740 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1741 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1742 (start_function): Always set current_function_prototype_locus,
1743 current_function_prototype_built_in and
1744 current_function_prototype_arg_types. Check for external
1745 prototype whether or not visible for external function and set
1746 current_function_prototype_arg_types accordingly.
1747 (store_parm_decls_oldstyle): Use
1748 current_function_prototype_arg_types for checking old-style
1749 definition against prototype. Give warnings only if
1750 current_function_prototype_built_in).
1752 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1754 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1755 (ggc_alloc_zone_stat): Don't define.
1756 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1757 ggc_alloc_zone_pass_stat.
1758 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1759 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1760 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1762 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1764 * calls.c (expand_call): Handle current_function_pretend_args_size
1765 when checking for sibcalls.
1767 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1769 PR tree-optimization/21294
1770 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1771 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1773 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1776 * gcov-io.h: Declare gcov external functions hidden.
1778 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1780 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1781 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1782 Use VEC instead of VARRAY.
1785 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1788 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1790 * c-common.c (resolve_overloaded_builtin): Forward to target
1791 hook for BUILT_IN_MD built-ins.
1792 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1793 for all types of built-in.
1794 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1795 in the definition of the target hooks struct.
1796 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1797 * config/rs6000/altivec.h: Rewritten.
1798 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1799 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1800 rs6000_builtin_type, rs6000_builtin_type_compatible,
1801 altivec_overloaded_builtins, rs6000_builtin_type,
1802 rs6000_builtin_type_compatible): New.
1803 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1805 (def_builtin): Turn into a function. Check for duplicates and store
1806 the builtin into rs6000_builtin_decls.
1807 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1808 bdesc_1arg): Add overloaded builtins.
1809 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1810 do not support ALTIVEC_COMPILETIME_ERROR.
1811 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1812 nodes to represent front-end types.
1813 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1814 with opaque arguments and/or return values.
1815 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1816 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1817 (rs6000_builtin_type_index): New.
1818 (is_ev64_opaque_type): Rename to...
1819 (rs6000_is_opaque_type): ... this.
1820 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1823 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1825 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1828 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1829 Bernd Schmidt <bernd.schmidt@analog.com>
1831 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1832 print_address_operand, print_operand, legitimize_pic_address,
1833 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1834 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1836 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1838 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1840 * doc/passes.texi: Document vectorization pass.
1842 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1844 * tree-scalar-evolution.c (get_exit_conditions_rec,
1845 select_loops_exit_conditions,
1846 number_of_iterations_for_all_loops,
1847 analyze_scalar_evolution_for_all_loop_phi_nodes,
1848 scev_analysis): Use VEC instead of VARRAY.
1850 2005-05-02 Michael Matz <matz@suse.de>
1853 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1854 (warn_strict_null_sentinel): Define.
1855 (check_function_sentinel): Check for null_node as valid sentinel too.
1856 * c-common.h (c_tree_index): Added CTI_NULL.
1857 (null_node) Define global_tree[CTI_NULL].
1858 (warn_strict_null_sentinel): Declare.
1859 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1860 * c.opt: (Wstrict-null-sentinel): New C++ option.
1861 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1863 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1865 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1868 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1870 * dwarf2out.c (decl_scope_table, push_decl_scope,
1871 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1874 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1877 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1879 * doc/cpp.texi (__DEPRECATED): Document.
1880 (__EXCEPTIONS): Likewise.
1881 (__GXX_WEAK__): Likewise.
1883 * function.c (INVOKE__main): Do not define.
1884 (expand_main_function): Check HAS_INIT_SECTION when determining
1885 whether or not to call __main.
1887 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1889 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1891 2005-01-05 Paul Brook <paul@codesourcery.com>
1893 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1894 (INITIALIZE_TRAMPOLINE): Use it.
1895 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1896 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1897 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1899 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1901 * doc/install.texi (Specific): Omit dots in the @anchors names
1902 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1903 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1905 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1907 PR tree-optimization/18316
1908 PR tree-optimization/19126
1909 * tree.c (build_int_cst_type): Avoid shift by size of type.
1910 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1912 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1913 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1915 (dump_cand): Dump depends_on information.
1916 (determine_biv_step): Add argument to simple_iv call.
1917 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1918 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1920 (add_candidate_1): Record depends_on for candidates.
1921 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1922 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1923 Handle ivs with nonconstant step.
1924 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1925 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1926 (create_new_iv): Unshare the step before passing it to create_iv.
1927 (free_loop_data): Free cand->depends_on.
1928 (build_addr_strip_iref): New function.
1929 (find_interesting_uses_address): Use build_addr_strip_iref.
1930 (strip_offset_1): Split the recursive part from strip_offset.
1931 Strip constant offset component_refs and array_refs.
1932 (strip_offset): Split the recursive part to strip_offset_1.
1933 (add_address_candidates): Removed.
1934 (add_derived_ivs_candidates): Do not use add_address_candidates.
1935 (add_iv_value_candidates): Add candidates with stripped constant
1936 offset. Consider all candidates with initial value 0 important.
1937 (struct affine_tree_combination): New.
1938 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1939 aff_combination_add_elt, aff_combination_add,
1940 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1941 fold_affine_sum): New functions.
1942 (get_computation_at): Use fold_affine_sum.
1943 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1944 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1947 2005-04-30 Michael Matz <matz@suse.de>
1949 * config/i386/i386.md (movmemsi): Also active when
1950 TARGET_INLINE_ALL_STRINGOPS.
1952 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1955 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1957 2005-04-30 Paul Brook <paul@codesourcery.com>
1959 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1961 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1962 * config/arm/ieee754-sf.S: Ditto.
1963 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1964 (FUNC_ALIAS): Use .thumb_set for thumb routines.
1966 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1968 * tree-ssanames.c: Fix a comment typo.
1969 * doc/options.texi: Fix a typo.
1971 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
1973 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1974 gcc_unreachable as appropriate.
1975 (split_adds_subs, cond_string, print_operand,
1976 h8300_initial_elimination_offset, h8300_classify_operand,
1977 h8300_unary_length, h8300_short_immediate_length,
1978 h8300_bitfield_length, h8300_binary_length,
1979 h8300_insn_length_from_table, compute_mov_length, output_plussi,
1980 compute_plussi_length, compute_plussi_cc, output_logical_op,
1981 compute_logical_op_length, compute_logical_op_cc,
1982 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1983 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1984 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1985 h8300_regs_ok_for_stm): Likewise.
1986 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1987 monitor_prologue): Likewise.
1989 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1991 * loop-invariant.c (invariants, create_new_invariant,
1992 get_inv_cost, best_gain_for_invariant,
1993 find_invariants_to_move, move_invariants,
1994 init_inv_motion_data, free_inv_motion_data): Use VEC instead
1997 2005-04-29 Richard Henderson <rth@redhat.com>
1999 * function.c (instantiate_decls): Remove valid_only argument.
2000 (instantiate_decls_1, instantiate_decl): Likewise.
2001 (instantiate_virtual_regs_1): Delete.
2002 (instantiate_virtual_regs_lossage): Delete.
2003 (instantiate_virtual_regs_in_rtx): New.
2004 (safe_insn_predicate): New.
2005 (instantiate_virtual_regs_in_insn): New.
2006 (instantiate_virtual_regs): Update to match all that. Only run
2007 instantiate_decls once.
2009 2005-04-29 Richard Henderson <rth@redhat.com>
2010 Daniel Jacobowitz <dan@codesourcery.com>
2012 * gengtype.c (write_func_for_structure): Split out ...
2013 (output_type_enum): ... new function. Fix thinko accessing
2014 TYPE_PARAM_STRUCT data.
2016 2005-04-29 Tom Tromey <tromey@redhat.com>
2018 * tree.c (build_block): Removed unused 'tags' argument.
2019 * tree.h (build_block): Removed argument.
2021 2005-04-29 Michael Matz <matz@suse.de>
2023 PR rtl-optimization/21144
2024 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2026 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2028 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2029 flag_reorder_blocks.
2031 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2033 PR tree-optimization/21030
2034 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2035 ranges where VR->MAX is smaller than VR->MIN.
2037 2005-04-29 Devang Patel <dpatel@apple.com>
2039 PR tree-optimization/21272
2040 PR tree-optimization/21266
2041 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2043 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2045 * tree-flow-inline.h: Fix a comment typo.
2046 * doc/tree-ssa.texi: Fix a typo.
2048 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2050 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2052 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2053 gcc_unreachable as appropriate.
2054 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2055 fr30_print_operand, fr30_move_double): Likewise.
2056 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2058 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2060 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2061 definition has already been provided.
2062 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2063 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2064 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2066 2005-04-29 Jim Tison <jtison@us.ibm.com>
2068 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2069 trace hooks calls to improve performance.
2071 2005-04-29 Julian Brown <julian@codesourcery.com>
2072 Mark Mitchell <mark@codesourcery.com>
2073 Paul Brook <paul@codesourcery.com>
2075 * crtstuff.c: Handle targets that use .init_array.
2076 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2077 that INVOKE__main is set correctly.
2078 (expand_main_function): Test INVOKE__main.
2079 * libgcc2.c: Do not define __main when using .init_array.
2080 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2081 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2083 (DTORS_SECTION_ASM_OP): Likewise.
2084 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2085 (CTOR_LIST_END): Likewise.
2086 (DTOR_LIST_BEGIN): Likewise.
2087 (DTOR_LIST_END): Likewise.
2088 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2089 (FINI_SECTION_ASM_OP): Likewise.
2090 (INIT_ARRAY_SECTION_ASM_OP): Define.
2091 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2092 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2093 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2094 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2095 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2097 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2099 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2100 gcc_assert and gcc_unreachable as appropriate.
2101 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2102 const_int_cost, output_move_const_into_data_reg,
2103 output_move_qimode, output_move_double, find_addr_reg,
2104 print_operand, print_operand_address): Likewise.
2105 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2106 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2107 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2108 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2109 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2110 conditional_trap): Likewise.
2111 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2113 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2115 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2116 gcc_unreachable as appropriate.
2117 (gen_conditional_move, xtensa_split_operand_pair,
2118 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2119 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2120 xtensa_copy_incoming_a7, xtensa_output_literal,
2121 xtensa_output_literal, xtensa_output_literal): Likewise.
2122 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2123 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2124 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2125 movsicc_internal1, movsfcc_internal0,
2126 movsfcc_internal1): Likewise.
2128 2005-04-28 James E Wilson <wilson@specifixinc.com>
2130 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2131 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2133 2005-04-28 DJ Delorie <dj@redhat.com>
2135 * opt-functions.awk (var_set): Emit proper initializer for
2136 non-target bitfields.
2138 2005-04-28 Devang Patel <dpatel@apple.com>
2140 * dbxout.c (have_used_extensions): Remove.
2141 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2142 have_used_extensions.
2144 2005-04-28 James E Wilson <wilson@specifixinc.com>
2146 * doc/install.texi: Update -enable-languages info. Correct path to
2149 2005-04-28 DJ Delorie <dj@redhat.com>
2151 * optc-gen.awk (END): Make sure no variable is defined more
2153 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2154 Allow for bitfield variables other than target_flags.
2155 * doc/options.text (Mask): Document that you may specify a
2156 variable other than target_flags.
2158 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2160 PR rtl-optimization/18877
2161 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2162 number in val.start.
2164 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2167 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2169 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2170 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2171 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2173 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2175 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2176 creating pseudos when the base offset is too large.
2178 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2180 * global.c (earlyclobber_regclass): Change the type to
2182 (check_earlyclobber): Update uses of earlyclobber_regclass.
2183 (mark_reg_use_for_earlyclobber): Likewise.
2184 (calculate_local_reg_bb_info): Allocate and free
2185 earlyclobber_regclass using the VEC API.
2187 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2189 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2192 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2194 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2197 * config.gcc: Obsolete c4x-* and tic4x-*.
2199 * tree.h (edge_def): Remove.
2201 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2202 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2203 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2204 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2207 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2208 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2209 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2210 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2211 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2212 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2213 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2214 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2215 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2216 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2217 config/i386/cygming.h, config/i386/djgpp.h,
2218 config/i386/lynx.h, config/i386/netware.c,
2219 config/i386/winnt.c, config/ia64/ia64-c.c,
2220 config/iq2000/iq2000.c, config/m32r/little.h,
2221 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2222 config/m68k/m68k.md, config/mcore/mcore.c,
2223 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2224 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2225 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2226 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2227 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2228 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2229 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2230 config/s390/2064.md, config/s390/2084.md,
2231 config/s390/s390-modes.def, config/s390/s390-protos.h,
2232 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2233 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2234 config/vax/vax.c, config/vax/vax.h,
2235 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2238 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2240 * c-typeck.c (build_compound_expr): Correct logic in last change.
2242 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2244 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2245 parameters. Replace conditional move code with assert checking for
2246 ar.lc. Delete obsolete comments.
2247 (set_src_needs_barrier): Delete cond parameter, and code using it.
2248 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2249 assert checking for PR_REGS. Fix calls to update_set_flags and
2250 set_src_needs_barrier.
2251 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2252 callers. Rewrite explanatory comment before the function.
2253 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2256 2005-04-27 Mike Stump <mrs@apple.com>
2258 * doc/cpp.texi: gcc now implements universal character names.
2260 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2263 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2264 being a compound expression whose right-hand side is cast to void.
2266 2005-04-27 Caroline Tice <ctice@apple.com>
2268 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2269 Remove targetm.have_named_sections test.
2270 (fix_edges_for_rarely_executed_code): Likewise.
2271 (insert_section_boundary_note): Likewise.
2272 (reorder_basic_blocks): Check partitioning flag before calling
2273 verify_hot_cold_block_grouping.
2274 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2275 the function struct rather than global variables.
2276 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2277 (COLD_END_LABEL): Likewise
2278 (cold_text_section_label): New static global variable.
2279 (cold_end_label): Likewise.
2280 (dwarf2out_switch_text_section): Get hot/cold section labels from
2281 the function struct rather than global variables; test to make sure
2283 (output_aranges): Use cold_text_section_label and cold_end_label;
2284 check partitioning flag before putting out delta.
2285 (output_ranges): Remove incorrect code attempting to use
2287 (output_line_info): Get cold section label from function struct; test
2288 to make sure cfun is defined.
2289 (add_location_or_const_value_attribute): Likewise.
2290 (dwarf2out_var_location): Likewise.
2291 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2292 write out cold_text_section_label if partition flag is set.
2293 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2294 * function.h (struct function): Add new fields to point to hot/cold
2295 section labels: hot_section_label, cold_section_label,
2296 hot_section_end_label and cold_section_end_label; also add new field
2297 for cold text section name, unlikely_text_section_name.
2298 * opts.c (decode_options): Turn off partitioning flag if
2299 !targetm.have_named_sections.
2300 * output.h (hot_section_label): Remove.
2301 (hot_section_end_label): Remove.
2302 (cold_section_end_label): Remove.
2303 (unlikely_section_label): Remove.
2304 (unlikely_text_section_name): Remove.
2305 * passes.c (rest_of_handle_final): Remove extra blank line.
2306 * varasm.c (unlikely_section_label): Remove.
2307 (hot_section_label): Remove.
2308 (hot_section_end_label): Remove.
2309 (cold_section_end_label): Remove.
2310 (unlikely_text_section_name): Remove.
2311 (initialize_cold_section_name): Modify to call
2312 targetm.strip_name_encoding; to store cold section name in current
2313 function struct, if it exists; and to only use the decl_section_name
2314 if flag_named_sections is true.
2315 (unlikely_text_section): Modify to get section name out of current
2316 function struct, if there is one; otherwise build it from
2317 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2318 (in_unlikely_text_section): Likewise.
2319 (named_section): Modify to get/put cold section name in current function
2320 struct, if there is one.
2321 (function_section): Change 'bool unlikely' to 'int reloc'; check
2322 targetm.have_named_sections before calling named_section.
2323 (current_function_section): Likewise.
2324 (assemble_start_function): Modify to get/put unlikely_text_section_name
2325 in current function struct; modify to get hot/cold section labels
2326 from function struct; initialize labels using
2327 ASM_GENERATE_INTERNAL_LABEL;
2328 test partitioning flag before writing out hot section label.
2329 (assemble_end_function): Test partitioning flag before writing out
2330 hot/cold section labels.
2331 (default_section_type_flags_1): Get cold text section name from
2332 function struct if there is one; Set flags correctly for
2333 cold text section if there is not a current function struct.
2335 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2337 * tree-ssa-propagate.c (set_rhs): Revert last change.
2339 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2341 * explow.c (convert_memory_address): Add gcc_assert.
2343 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2345 * configure.ac: Check for ld --sysroot support.
2346 * gcc.c: Document %R specifier for specs.
2347 (SYSROOT_SPEC): New macro.
2348 (sysroot_spec): New variable.
2349 (static_specs): Add sysroot_spec.
2350 (main): Pass the sysroot spec to the linker if appropriate.
2351 * configure: Regenerated.
2352 * config.in: Likewise.
2354 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2356 * fold-const.c (fold_binary): Use build_fold_addr_expr
2357 for address calculation and INDIRECT_REF handling.
2359 2005-04-27 Andrew Haley <aph@redhat.com>
2361 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2363 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2365 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2366 pointer when thumb backtracing is on.
2368 * config/fp-bit.c (abort): Revert change.
2370 2005-04-27 Ian Lance Taylor <ian@airs.com>
2372 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2374 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2376 * tree-ssa-dce.c: Fix a comment typo.
2378 2005-04-27 David S. Miller <davem@davemloft.net>
2380 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2381 Kill setjmpless_size. current_function_calls_setjmp is completely
2382 computed when we are called, so just use the optimized size value
2383 instead of using REG_SAVE_AREA notes.
2384 (optimize_save_area_alloca): Delete....
2385 * rtl.h (optimize_save_area_alloca): Likewise...
2386 * passes.c (rest_of_compilation): and don't call it any more.
2387 * reg-notes.def (SAVE_AREA): Delete.
2389 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2391 * config/fp-bit.c (abort): Add noreturn attribute.
2393 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2394 gcc_unreachable as appropriate.
2395 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2396 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2397 ASM_OUTPUT_REG_POP): Likewise.
2399 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2401 * tree-complex.c (expand_vector_operations_1): Do not build
2402 VIEW_CONVERT_EXPR's for the lhs.
2404 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2406 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2407 unnecessary noncanonical RTL handling.
2408 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2409 gcc_assert and gcc_unreachable.
2411 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2412 gcc_unreachable as appropriate.
2413 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2414 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2415 use_return_insn, const_ok_for_op, arm_gen_constant,
2416 arm_canonicalize_comparison, legitimize_pic_address,
2417 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2418 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2419 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2420 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2421 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2422 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2423 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2424 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2425 output_call, output_mov_long_double_fpa_from_arm,
2426 output_mov_long_double_arm_from_fpa,
2427 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2428 output_move_double, arithmetic_instr, shift_op, int_log2,
2429 output_return_instruction, arm_output_function_prologue,
2430 arm_output_epilogue, arm_output_function_epilogue,
2431 emit_multi_reg_push, arm_get_frame_offsets,
2432 arm_compute_initial_elimination_offset, arm_expand_prologue,
2433 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2434 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2435 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2436 thumb_compute_initial_elimination_offset,
2437 thumb_output_function_prologue, thumb_load_double_from_address,
2438 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2439 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2440 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2441 * config/arm/arm.md (thumb_extendhisi2,
2442 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2443 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2444 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2445 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2446 * config/arm/cirrus.md (*cirrus_arm_movdi,
2447 *cirrus_movdf_hard_insn): Likewise.
2448 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2450 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2452 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2453 (num_ssa_names): Use VEC_length.
2454 (ssa_names): Use VEC_index.
2455 * tree-ssanames.c (ssa_names): Change the type to
2457 (init_ssanames, fini_ssa_names, make_ssanames,
2458 release_ssa_name): Update uses of ssa_names.
2460 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2461 Use fold_buildN instead of fold (buildN (...)).
2463 2005-04-27 Devang Patel <dpatel@apple.com>
2465 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2467 2005-04-27 Matt Thomas <matt@3am-software.com>
2468 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2470 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2471 (vax_output_mi_thunk): Ditto.
2472 (vax_notice_cc_update): Ditto.
2473 (INDEX_REGISTER_P): Add trailing \.
2474 (BASE_REGISTER_P): Add trailing \.
2475 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2477 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2479 * tree-ssa-propagate.c (set_rhs): Check operand of
2480 ADDR_EXPR for gimpliness, too.
2482 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2484 * tree-ssa-pre.c: Fix a comment typo.
2486 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2488 PR tree-optimization/21171
2489 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2490 record address uses if the reference is volatile.
2492 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2494 * tree-complex.c (expand_vector_operation): New, extracted from
2495 expand_vector_operations_1.
2496 (tree_vec_extract): Build a NOP_EXPR.
2497 (expand_vec_parallel): Do not care about returning the correct type.
2498 (expand_vector_operations_1): Call expand_vector_operation.
2499 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2501 * tree-complex.c (gate_expand_vector_operations): New.
2502 (pass_lower_vector_ssa): Use it.
2503 * tree-optimize.c (init_tree_optimization_passes): Include
2504 pass_lower_vector_ssa.
2505 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2506 (vectorizable_operation): Use it.
2507 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2508 integer modes for the vector type.
2510 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2511 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2512 Do not cope with UNITS_PER_SIMD_WORD == 0.
2513 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2514 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2515 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2516 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2517 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2518 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2519 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2521 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2522 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2523 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2525 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2526 (UNITS_PER_SIMD_WORD): New.
2528 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2530 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2531 gcc_unreachable as appropriate.
2532 (ia64_expand_load_address, ia64_expand_tls_address,
2533 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2534 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2535 next_scratch_gr_reg, ia64_initial_elimination_offset,
2536 ia64_expand_prologue, ia64_expand_epilogue,
2537 ia64_output_dwarf_dtprel, ia64_print_operand,
2538 ia64_register_move_cost, first_instruction, rws_access_regno,
2539 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2540 ia64_sched_init, ia64_variable_issue,
2541 ia64_first_cycle_multipass_dfs_lookahead_guard,
2542 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2543 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2544 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2545 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2546 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2547 * config/ia64/predicates.md (got_symbolic_operand,
2548 sdata_symbolic_operand): Likewise.
2549 * config/ia64/vect.md (vcondv2sf): Likewise.
2551 2005-04-27 Matt Thomas <matt@3am-software.com>
2553 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2554 CONSTANT_ADDRESS_P in config/vax/vax.h
2555 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2556 (INDEX_REGISTER_P): New.
2557 (BASE_REGISTER_P): New.
2558 (indirectable_constant_address_p): New. Adapted from
2559 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2560 (indirectable_address_p): New. Adapted from
2561 INDIRECTABLE_ADDRESS_P in vax.h.
2562 (nonindexed_address_p): New. Adapted from
2563 GO_IF_NONINDEXED_ADDRESS in vax.h.
2564 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2565 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2566 (legitimate_address_p): New. Adapted from
2567 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2568 (vax_mode_dependent_address_p): New. Adapted from
2569 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2570 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2571 legitimate_constant_address_p.
2572 (CONSTANT_P): Use legitimate_constant_p.
2573 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2574 (INDIRECTABLE_ADDRESS_P): Removed.
2575 (GO_IF_NONINDEXED_ADDRESS): Removed.
2576 (INDEX_TEMP_P): Removed.
2577 (GO_IF_REG_PLUS_INDEX): Removed.
2578 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2579 definitions, depending on whether REG_OK_STRICT is defined.
2580 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2581 Two definitions, depending on whether REG_OK_STRICT is defined.
2582 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2584 (legitimate_constant_p): Prototype added.
2585 (legitimate_address_p): Prototype added.
2586 (vax_mode_dependent_address_p): Prototype added.
2588 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2590 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2592 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2595 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2598 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2601 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2602 assertion failures, if __gcc_host_wide_int__ is not properly
2604 (init_dynamic_diag_info): Give errors, not assertion failures, if
2605 location_t, tree or __gcc_host_wide_int__ are not properly
2608 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2610 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2611 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2612 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2613 prepare_decl_rtl, free_loop_data,
2614 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2617 * tree.h (tree_phi_node): Add a comment about the order of PHI
2620 2005-04-26 Paul Brook <paul@codesourcery.com>
2622 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2624 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2626 * config/mips.mips.c (mips_legitimize_tls_address): Use
2629 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2630 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2631 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2633 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2636 2005-04-26 Jeff Law <law@redhat.com>
2638 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2639 (op_iter_init_must_and_may_def): Likewise.
2640 (unmodifiable_var_p): Move to a later point in the file.
2641 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2642 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2643 (dse_record_phis): Directly check for virtual operands rather than
2644 using need_imm_uses_for.
2645 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2646 store has multiple V_{MAY,MUST}_DEF operands.
2648 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2650 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2653 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2655 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2656 call to find_edge outside a loop to go through a PHI chain.
2658 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2660 PR tree-optimization/17598
2661 * fold-const.c (fold_binary): Fold comparisons of addresses
2662 of COMPONENT_REFs which reference the same field to
2663 comparisons of the addresses of the base objects.
2665 2005-04-26 Julian Brown <julian@codesourcery.com>
2667 * config/arm/arm.c (arm_return_in_msb): New function.
2668 (arm_must_pass_in_stack): New function.
2669 (TARGET_RETURN_IN_MSB): Define target hook.
2670 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2671 (arm_function_value): Pad small aggregate return.
2672 (arm_pad_arg_upward): New function.
2673 (arm_pad_reg_upward): New function.
2674 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2675 (FUNCTION_ARG_PADDING): Define macro.
2676 (BLOCK_REG_PADDING): Define macro.
2677 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2678 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2679 (arm_pad_reg_upward): Declare function.
2681 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2683 * basic-block.h (ei_cond): New.
2684 (FOR_EACH_EDGE): Call ei_cond.
2686 PR tree-optimization/21047
2687 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2688 (fold): Don't handle ASSERT_EXPR.
2690 2005-04-25 Roger Sayle <roger@eyesopen.com>
2692 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2693 all writes to any stack register as a read/write dependency on
2695 (sched_analyze_2): Likewise, for reads from any stack register.
2697 2005-04-25 Richard Henderson <rth@redhat.com>
2699 * final.c (output_addr_const): Revert 2005-04-09 change.
2701 2005-04-25 Mike Stump <mrs@apple.com>
2703 * config/darwin.c (darwin_encode_section_info): Always set
2704 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2706 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2708 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2709 gensupport.c, protoize.c, toplev.c: Replace calls to
2710 `unlock_stream' with `unlock_std_streams'.
2712 2005-04-25 Devang Patel <dpatel@apple.com>
2714 * dbxout.c (dbxout_type): Emit attribute vector.
2716 2005-04-05 Paul Brook <paul@codesourcery.com>
2718 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2719 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2720 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2721 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2722 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2723 (register_dtor_fn): Likewise.
2724 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2726 2005-04-25 Ian Lance Taylor <ian@airs.com>
2728 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2729 * c-common.h (EXPR_STMT_EXPR): Don't define.
2730 (c_common_stmt_codes): Don't define.
2731 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2732 * c-gimplify.c (gimplify_expr_stmt): Remove.
2733 (c_gimplify_expr): Remove EXPR_STMT case.
2734 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2735 to INIT_STATEMENT_CODES.
2736 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2738 2005-04-25 Jan Hubicka <jh@suse.cz>
2740 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2742 * except.c: Include diagnostic.h
2743 (dump_eh_tree, verify_eh_tree): New functions.
2744 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2745 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2746 (dump_function_to_file): dump eh tree.
2747 * tree-eh.c (mark_eh_edge): New function.
2748 (mark_eh_edge_found_error): New static variable.
2749 (verify_eh_edges): New function.
2751 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2753 * tree-ssa-alias.c (fieldoff_t): Remove.
2754 (fieldoff_s): typedef the structure itself. Create a vector of
2756 (push_fields_onto_fieldstack): Return count of fields pushed.
2757 Remove peeling of first field. Adjust.
2758 (fieldoff_compare): Adjust.
2759 (create_overlap_variables_for): Adjust.
2761 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2763 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2765 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2768 * doc/install.texi: Document correct assembler and linker to use
2769 on i?86-*-solaris2.10.
2771 2005-04-25 Steven Bosscher <stevenb@suse.de>
2773 Fix PR tree-optimization/21173
2775 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2776 Unshare expression we pass to force_gimple_operand.
2778 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2779 Stephen Clarke <stevec@superh.com>
2780 Roger Sayle <roger@eyesopen.com>
2782 PR rtl-optimization/20413
2783 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2784 VOIDmode for LABEL_REF.
2785 * final.c (shorten_branches): Likewise.
2786 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2787 * loop.c (reg_dead_after_loop): Likewise.
2788 * varasm.c (decode_addr_const): Likewise.
2789 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2791 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2793 * config.gcc (avr-*-*): Remove redundant "case".
2795 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2797 * tree-vect-analyze.c (vect_mark_relevant): Take
2798 VEC(tree,heap) instead of varray_type as an argument.
2799 (vect_mark_stmts_to_be_vectorized): Change the type of
2800 worklist to VEC(tree,heap). Adjust uses of worklist.
2802 2005-04-24 Devang Patel <dpatel@apple.com>
2804 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2806 2005-04-24 Ian Lance Taylor <ian@airs.com>
2808 * c-semantics.c (build_stmt): Remove test of specific tree codes
2809 for TREE_SIDE_EFFECTS handling.
2811 2005-04-24 Per Bothner <per@bothner.com>
2813 * c-opts.c (finish_options): Make the line-number of the <built-in>
2814 location 0, as assumed elsewhere, rather than 1.
2816 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2818 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2820 (tree_ssa_uncprop, uncprop_finalize_block,
2821 uncprop_initialize_block): Update uses of equiv_stack.
2823 2005-04-24 Richard Henderson <rth@redhat.com>
2826 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2827 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2829 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2830 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2831 <DIV, MOD>: Likewise.
2833 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2835 * collect2.c (main): Unlock the stdio streams.
2836 * gcc.c (main): Likewise.
2837 * gcov-dump.c (main): Likewise.
2838 * gcov.c (main): Likewise.
2839 * gen-protos.c (main): Likewise.
2840 * gensupport.c (init_md_reader_args_cb): Likewise.
2841 * protoize.c (main): Likewise.
2842 * toplev.c (general_init): Likewise.
2844 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2847 * cgraph.h (cgraph_local_info): Add vtable_method field.
2848 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2849 and node is vtable_method, finalized and not reachable, don't do
2852 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2854 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2856 * tree-ssa-pre.c (create_value_expr_from): Use
2857 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2858 * tree-ssa-propagate.c (stmt_makes_single_load,
2859 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2860 * tree-vect-transform.c (vect_is_simple_cond): Use
2862 * tree-vrp.c (extract_range_from_assert,
2863 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2866 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2867 of tpa_to_clear to VEC(int,heap). Update uses of
2868 tpa_to_clear. Free tpa_to_clear at the end.
2870 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2872 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2875 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2877 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2878 and gcc_unreachable as appropriate.
2879 (num_insns_constant, output_vec_const_move,
2880 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2881 rs6000_emit_set_const, rs6000_emit_move,
2882 spe_build_register_parallel, function_arg,
2883 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2884 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2885 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2886 rs6000_common_init_builtins, expand_block_clear,
2887 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2888 extract_ME, rs6000_get_some_local_dynamic_name,
2889 rs6000_output_function_entry, print_operand,
2890 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2891 output_cbranch, output_e500_flip_gt_bit,
2892 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2893 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2894 compute_save_world_info, rs6000_stack_info,
2895 rs6000_emit_load_toc_table, rs6000_frame_related,
2896 spe_synthesize_frame_save, rs6000_emit_epilogue,
2897 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2898 output_function_profiler, rs6000_trampoline_size,
2899 rs6000_initialize_trampoline, find_addr_reg,
2900 rs6000_machopic_legitimize_pic_address,
2901 rs6000_initial_elimination_offset,
2902 rs6000_dbx_register_number): Likewise.
2903 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2904 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2905 *movti_power, *movti_string, call, call_value, sibcall,
2906 sibcall_value): Likewise.
2907 * config/rs6000/spe.md (*movdf_e500_double,
2908 *movv2si_internal): Likewise.
2909 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2912 2005-04-24 Richard Henderson <rth@redhat.com>
2915 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2916 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2917 Deny modes smaller than 4 bytes.
2918 * config/i386/i386-protos.h: Update.
2920 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2922 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2923 Switch h8300-*-rtems* to ELF.
2925 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2927 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2929 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2931 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2933 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2936 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2938 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2940 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2941 definitions of ssa names in condition. Split recusive part to ...
2942 (tree_simplify_using_condition_1): New function.
2943 (expand_simple_operations): New function.
2945 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2947 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2948 (find_interesting_uses_cond): Do not use integer_zerop and
2949 integer_nonzerop to check for integer constants.
2950 (set_use_iv_cost): Record the value field.
2951 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2952 determine_use_iv_cost_outer): Set the value field of the cost pair.
2953 (may_eliminate_iv): Do not return the comparison code.
2954 (iv_elimination_compare): New function.
2955 (determine_use_iv_cost_condition): Set the value field. Record
2956 noneliminable invariants correctly.
2957 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2959 2005-04-23 DJ Delorie <dj@redhat.com>
2961 * diagnostic.c (warning): Accept parameter to classify warning option.
2962 (warning0): New, for when a pointer to an error() like function is needed.
2963 * errors.c (warning): Likewise.
2964 * errors.h (warning, warning0): Adjust prototypes.
2965 * toplev.h (warning, warning0): Likewise.
2967 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2968 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2969 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2970 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2971 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2972 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2973 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2974 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2976 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2977 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2978 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2979 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2980 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2981 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2982 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2983 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2984 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2985 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2986 config/rs6000/aix52.h, config/rs6000/darwin.h,
2987 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2988 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2989 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2990 config/stormy16/stormy16.c, config/v850/v850-c.c,
2991 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2994 2005-04-23 Richard Henderson <rth@redhat.com>
2997 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2998 performing some integral scalar simplifications.
3000 2005-04-23 Richard Henderson <rth@redhat.com>
3003 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3004 simplifying CONST_VECTOR.
3006 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3008 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3009 heap as an argument. Update uses of stack.
3010 (calculate_live_on_entry): Allocate stack on heap.
3012 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3013 partition_link and tpa_nodes on heap.
3015 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3016 (mark_stmt_necessary, propagate_necessity,
3017 mark_really_necessary_kill_operand_phis): Update uses of
3019 (tree_dce_init): Allocate worklist using VEC_alloc.
3020 (tree_dce_done): Free worklist using VEC_free.
3022 2005-04-23 Mike Stump <mrs@apple.com>
3024 * config/darwin.c (machopic_indirection_name): Don't use
3026 (darwin_emit_unwind_label): Use user_label_prefix instead of
3029 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3031 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3033 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3035 * config.gcc <cris-*>: Specify .opt files.
3036 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3037 config/cris/linux.opt: New files.
3038 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3039 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3040 (TARGET_ELF): Override to 0.
3041 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3042 -melinux-stacksize=N.
3043 * config/cris/cris.c: (cris_handle_option): New function.
3044 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3045 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3046 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3047 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3048 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3049 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3050 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3051 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3052 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3053 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3054 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3055 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3056 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3057 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3058 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3059 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3060 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3061 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3062 (TARGET_LINUX): Define 0.
3063 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3064 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3065 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3066 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3067 (TARGET_LINUX): Override to 1.
3068 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3070 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3072 * haifa-sched.c (schedule_block): Fix thinko in previous
3073 assertification patch.
3075 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3077 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3078 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3079 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3080 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3081 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3082 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3083 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3085 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3086 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3087 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3088 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3089 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3090 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3091 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3092 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3093 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3094 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3095 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3096 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3097 (SUBTARGET_OPTIONS): Delete.
3098 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3099 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3100 instead of a string.
3101 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3102 (pa_cpu_string, pa_unix_string): Delete.
3103 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3104 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3106 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3107 (pa_handle_option): New function.
3108 (override_options): Remove handling of -march=, -mfixed-range=,
3109 -mschedule= and -munix=.
3110 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3111 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3112 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3113 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3114 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3115 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3116 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3118 * config/pa/pa.opt: New file.
3119 * config/pa/pa-hpux.opt: New file.
3120 * config/pa/pa-hpux1010.opt: New file.
3121 * config/pa/pa-hpux1111.opt: New file.
3122 * config/pa/pa64-hpux.opt: New file.
3124 2005-04-22 David S. Miller <davem@davemloft.net>
3126 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3127 integer when it's mode is VOIDmode not DImode.
3129 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3131 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3132 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3133 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3134 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3135 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3136 "bne- $-xxx" rather than local labels.
3137 (sync_lock_release<mode>): Add second operand.
3138 (lwsync): Use .long rather than a more meaningful opcode.
3139 * doc/md.texi (Standard Names): Add description of second
3140 parameter to sync_lock_test_and_set.
3142 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3144 PR tree-optimization/21088
3145 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3147 * tree-vrp.c (compare_values): Use fold_binary to compare
3148 pointers. Use boolean_type_node as the type of a comparison
3149 expression being folded.
3150 * tree.h: Add prototypes for fold_unary, fold_binary,
3153 * tree-ssa-dom.c: Fix formatting.
3155 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3157 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3158 * lambda-code.c (perfect_nestify): Mark virtual operands in
3159 the moved statement for renaming.
3160 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3161 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3162 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3163 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3164 * tree-flow.h (struct var_ann_d): Update comments.
3165 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3166 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3167 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3168 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3169 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3170 debug_names_replaced_by): Remove declarations.
3171 (delete_update_ssa, get_current_def, set_current_def): Declare.
3172 (rewrite_into_loop_closed_ssa): Add new argument. Update
3174 * tree-into-ssa.c: Include params.h.
3175 (old_virtual_ssa_names): Remove. Update all users.
3176 (need_to_replace_names_p): Remove. Update all users.
3177 (struct update_ssa_stats_d): Declare.
3178 (update_ssa_stats): New local.
3179 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3180 dump_tree_ssa_stats, debug_tree_ssa_stats,
3181 dump_update_ssa, debug_update_ssa,
3182 dump_names_replaced_by, debug_names_replaced_by): Declare.
3183 (get_current_def, set current_def): Make extern.
3184 (is_old_name, is_new_name): Protect against references
3185 past the end of the sets.
3186 (add_new_name_mapping): Assert that OLD and NEW are
3187 different SSA names for the same symbol.
3188 When adding a virtual mapping, update stats for virtual
3190 (insert_phi_nodes_for): If UPDATE_P is true, create the
3191 LHS of the new PHI by duplicating SSA name VAR.
3192 (insert_phi_nodes_1): Remove. Update all users.
3193 (insert_phi_nodes): Remove second argument. Update all
3195 (maybe_replace_use, maybe_replace_def): New.
3196 (rewrite_update_stmt): Call them.
3197 (mark_def_interesting): Remove calls to is_gimple_reg.
3198 (prepare_phi_args_for_update): Remove. Update all users.
3199 (prepare_block_for_update): Only process virtual operands
3200 and GIMPLE registers in normal form.
3201 (prepare_use_sites_for): New.
3202 (prepare_names_to_update): Rename from prepare_def_sites.
3203 Call prepare_use_sites_for.
3204 (dump_update_ssa): Rename from dump_repl_tbl.
3206 Show statistics for virtual mapping heuristic.
3207 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3208 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3209 (delete_update_ssa): Make extern.
3210 (mark_set_for_renaming): If the set is empty, do nothing.
3211 (release_ssa_name_after_update_ssa): Update comment.
3212 (insert_updated_phi_nodes_for): Do not remove existing
3213 PHI nodes for symbols.
3214 (switch_virtuals_to_full_rewrite_p): New.
3215 (switch_virtuals_to_full_rewrite): New.
3216 (update_ssa): Call them.
3217 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3218 for every statement before updating.
3219 If all the names in NEW_SSA_NAMES have been marked for
3220 removal, do nothing.
3221 Only start at the top of the CFG if there are symbols in
3223 (ssa_rewrite_finalize_block): Remove.
3224 (ssa_register_new_def): Remove.
3225 (ssa_rewrite_stmt): Remove.
3226 (ssa_rewrite_phi_arguments): Remove.
3227 (ssa_rewrite_initialize_block): Remove.
3228 (ssa_mark_def_sites): Remove.
3229 (ssa_mark_def_sites_initialize_block): Remove.
3230 (ssa_mark_phi_uses): Remove.
3231 (rewrite_ssa_into_ssa): Remove.
3232 * tree-phinodes.c (find_phi_node_for): Remove.
3233 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3235 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3236 Remove calls to verify_dominators and
3237 verify_loop_structure.
3238 (tree_unswitch_single_loop): Call update_ssa.
3239 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3242 (delete_tree_ssa): Assert that need_ssa_update_p returns
3244 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3245 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3246 free_new_names): Remove. Update all users.
3247 (rename_use_op): Call get_current_def.
3248 (rename_variables_in_bb): Do not handle any real or
3250 (slpeel_update_phis_for_duplicate_loop): Call
3251 get_current_def and set_current_def instead of using
3253 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3254 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3255 ssa_names_to_replace and delete_update_ssa.
3256 * doc/invoke.texi: Document --param min-virtual-mappings
3257 and --param virtual-mappings-ratio.
3259 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3261 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3262 for newly created PHI nodes.
3263 Call create_new_def_for for every new V_MAY_DEF and
3264 V_MUST_DEF on the copied statement.
3265 (struct ssa_name_map_entry): Remove.
3266 (ssa_name_map_entry_hash): Remove.
3267 (ssa_name_map_entry_eq): Remove.
3268 (allocate_ssa_names): Remove.
3269 (rewrite_to_new_ssa_names_def): Remove.
3270 (rewrite_to_new_ssa_names_use): Remove.
3271 (rewrite_to_new_ssa_names_bb): Remove.
3272 (rewrite_to_new_ssa_names): Remove.
3273 (tree_duplicate_sese_region): Remove variables ver,
3274 definitions, phi, ssa_name_map and bi.
3275 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3277 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3278 update_ssa instead of rewrite_ssa_into_ssa.
3279 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3281 (find_uses_to_rename_use): Add argument 'need_phis'.
3282 (find_uses_to_rename_stmt): Do not scan virtual operands.
3283 (find_uses_to_rename): Only scan PHI nodes for
3285 (rewrite_into_loop_closed_ssa): Call update_ssa.
3286 (check_loop_closed_ssa_use): Ignore virtual operands.
3287 (check_loop_closed_ssa_stmt): Likewise.
3288 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3290 (rename_variables, set_phi_def_stmts): Remove.
3291 (tree_duplicate_loop_to_header_edge): Reformat comment.
3292 Remove variables BB, I and DEFINITIONS.
3293 Call need_ssa_update_p.
3295 (lv_adjust_loop_header_phi): Reformat comment.
3296 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3297 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3298 mark_for_rewrite, unmark_all_for_rewrite,
3299 marked_ssa_names): Remove. Update all users.
3300 (release_ssa_name): If VAR has been registered for SSA
3301 updating, do nothing.
3302 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3303 (build_assert_expr_for): Call register_new_name_mapping.
3304 (insert_range_assertions): Update call to update_ssa.
3305 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3306 marked_for_rewrite_p, any_marked_for_rewrite_p,
3307 marked_ssa_names): Remove.
3309 2005-04-22 Jeff Law <law@redhat.com>
3311 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3312 (restore_currdefs_to_original_value): Likewise.
3313 (register_definitions_for_stmt): Likewise.
3314 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3315 for each variable. Do not allocate/free block_defs_stack either.
3316 Do not iterate if we just thread jumps. Only iterate if the
3317 tree_cleanup_cfg does useful work (temporary).
3318 (dom_opt_initialize_block): No longer push a marker on
3320 (dom_opt_finalize_block): Removal call to restore currdefs.
3321 Relax restrictions for recording edge equivalences.
3322 (record_equivalences_from_phis): No longer need to track
3324 (optimize_stmt): Similarly.
3325 (thread_across_edge): Simplify by removing the requirement that
3326 statements in the block we are threading through must be nops.
3327 (initialize_hash_element): Handle GOTO_EXPR.
3329 2005-04-22 David S. Miller <davem@davemloft.net>
3331 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3333 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3334 fix check on CONST_DOUBLE mode. It should be VOIDmode
3335 when it is representing an integer.
3337 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3339 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3340 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3341 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3342 find_char_info_specifier_index,
3343 find_length_info_modifier_index): Likewise.
3344 * c-typeck.c (composite_type, pop_init_level): Likewise.
3345 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3346 * cse.c (cse_insn): Likewise
3347 * dominance.c (calc_dfs_tree): Likewise
3348 dwarf2out.c (loc_descriptor_from_tree_1,
3349 add_abstract_origin_attribute, force_decl_die,
3350 force_type_die): Likewise
3351 emit-rtl.c (operand_subword_force): Likewise
3352 explow.c (hard_function_value): Likewise
3353 expmed.c (store_bit_field, expand_divmod,
3354 emit_store_flag_force): Likewise
3355 expr.c (emit_move_multi_word, store_expr,
3356 expand_expr_real_1): Likewise
3357 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3358 output_operand): Likewise
3359 flow.c (recompute_reg_usage): Likewise
3360 * function.c (assign_stack_temp_for_type, assign_temp,
3361 handle_epilogue_set): Likewise
3362 * genextract.c (main): Likewise
3363 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3364 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3365 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3366 ready_remove, rm_line_notes, rm_other_notes,
3367 schedule_block): Likewise
3368 mips-tfile.c (copy_object, out_of_bounds): Likewise
3370 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3373 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3374 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3375 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3376 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3378 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3380 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3382 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3383 (gcc_tree_to_linear_expression): Convert to heap allocated
3385 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3386 lbv_to_gcc_expression, lle_to_gcc_expression,
3387 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3388 perfect_nestify): Likewise.
3389 lambda.h (gcc_loopnest_to_lambda_loopnest,
3390 lambda_loopnest_to_gcc_loopnest): Likewise.
3391 tree-loop-linear.c (linear_transform_loops): Likewise.
3393 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3395 * config/sparc/predicates.md (arith_double_operand): Use
3396 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3397 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3398 (DImode, DFmode constant splitters): Likewise. Remove code for
3399 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3400 (logical constant splitters): Use const_int_operand predicate.
3401 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3402 HOST_BITS_PER_WIDE_INT < 64.
3404 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3406 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3407 gcc_unreachable as appropriate.
3408 (force_mode, emit_move_sequence, singlemove_string,
3409 output_move_double, output_fp_move_double, find_addr_reg,
3410 output_block_move, output_block_clear, output_and,
3411 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3412 pa_adjust_cost, pa_issue_rate, print_operand,
3413 output_global_address, output_arg_descriptor, output_cbranch,
3414 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3415 output_call): Likewise.
3416 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3417 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3419 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3421 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3422 _gcov_pow2_profiler and _gcov_one_value_profiler.
3423 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3424 (GTFILES): Add $(srcdir)/tree-profile.c.
3425 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3426 __gcov_one_value_profiler): Declare.
3427 * gimplify.c (force_gimple_operand): Check whether the statements
3428 should be produced in ssa form.
3429 (force_gimple_operand_bsi): New function.
3430 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3431 __gcov_one_value_profiler): New functions.
3432 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3433 the profiled value is a power of two or not.
3434 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3435 * tree-flow.h (in_ssa_p): Declare.
3436 (force_gimple_operand_bsi): Declare.
3437 * tree-into-ssa.c (in_ssa_p): New variable.
3438 (rewrite_into_ssa): Set in_ssa_p.
3439 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3440 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3441 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3442 tree_one_value_profiler_fn): New variables.
3443 (tree_init_edge_profiler): Initialize the profiler function decls.
3444 (tree_gen_edge_profiler): Use global gcov_type_node.
3445 (prepare_instrumented_value): New function.
3446 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3447 tree_gen_one_value_profiler): Call the library functions instead of
3448 creating instrumentation code.
3449 * tree.c (build_fn_decl): New function.
3450 * tree.h (build_fn_decl): Declare.
3451 * value-prof.c (rtl_divmod_values_to_profile,
3452 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3453 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3454 Do not handle may_be_other and precise values of exponents at pow2
3456 (tree_mod_subtract_transform): Reflect that value field of
3457 histogram has changed meaning.
3458 (tree_divmod_values_to_profile): Record the values correctly.
3459 (tree_values_to_profile): Update comment.
3460 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3462 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3464 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3467 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3469 * config/i386/i386.md (length_immediate): Use gcc_assert or
3470 gcc_unreachable, as appropriate.
3471 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3472 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3473 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3474 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3475 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3476 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3477 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3478 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3479 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3480 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3481 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3482 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3483 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3484 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3485 *prefetch_sse_rex): Likewise.
3486 * config/i386/predicates.md (x86_64_immediate_operand,
3487 x86_64_zext_immediate_operand, symbolic_operand,
3488 no_seg_address_operand, aligned_operand,
3489 memory_displacement_operand): Likewise.
3490 * config/i386/sse.md (*mov<mode>_internal,
3491 *movv2df_internal): Likewise.
3493 2005-04-22 Jan Hubicka <jh@suse.cz>
3495 * Makefile.in (ipa.o, ipa-inline.o): New files.
3496 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3497 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3498 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3499 * cgraphunit.c (cgraph_default_inline_p,
3500 cgraph_decide_inlining_incrementally, ncalls_inlined,
3501 nfunctions_inlined, initial_insns, overall_insns,
3502 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3503 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3504 cgraph_mark_inline, cgraph_check_inline_limits,
3505 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3506 update_callee_keys, lookup_recursive_calls,
3507 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3508 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3509 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3510 pass_ipa_inline): Move to ipa-inline.c
3511 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3513 * ipa-inline.c: New file.
3515 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3517 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3518 is turned off by default on Solaris.
3520 2005-04-21 Roger Sayle <roger@eyesopen.com>
3522 * c-common.h (objc_build_method_signature): Update prototype.
3523 * stub-objc.c (objc_build_method_signature): Update the stub
3524 implementation to accept and ignore additional parameter.
3525 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3526 the value of ellipsis to objc_build_method_signature instead
3527 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3529 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3531 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3532 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3533 gen_rtx_* not gen_rtx_fmt_*.
3534 (rs6000_emit_vector_select): Likewise.
3535 (rs6000_emit_sync): New.
3536 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3537 (larx, stcx, cmp): New mode substitutions.
3538 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3539 UNSPEC_ISYNC): New constants.
3540 (rlwinm): Give name.
3541 (memory_barrier, isync, lwsync): New insns.
3542 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3543 (sync_lock_release<mode>): New expander.
3544 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3545 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3546 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3547 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3548 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3549 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3550 (sync_add<mode>_internal, sync_addshort_internal,
3551 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3552 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3553 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3555 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3556 is the memory before, not after, the operation. Clarify
3557 barrier requirements.
3559 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3561 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3562 * lambda.h (lambda_vector_min_nz): Likewise.
3563 * langhooks.h (struct lang_hooks_for_types,
3564 struct lang_hooks): Likewise.
3565 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3568 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3570 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3571 comments to avoid 'abort'. Use gcc_assert as necessary.
3572 * opts.c (common_handle_option): Likewise.
3573 * pretty-print.c (pp_base_format_text): Likewise.
3574 * print-rtl.c (print_rtx): Likewise.
3575 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3576 * regmove.c (try_auto_increment): Likewise.
3577 * reload.c (find_valid_class, find_reloads_toplev,
3578 find_equiv_reg): Likewise.
3579 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3580 merge_assigned_reloads): Likewise.
3581 * tree-inline.c (inline_forbidden_p_1,
3582 estimate_num_insns_1): Likewise.
3583 * tree-optimize.c (execute_todo): Likewise.
3584 * tree-outof-ssa.c (eliminate_phi): Likewise.
3585 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3586 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3587 * tree-ssa-operands.c (parse_ssa_operands,
3588 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3589 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3590 * tree-ssanames.c (release_ssa_name): Likewise.
3591 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3592 walk_tree): Likewise.
3594 * tree-ssa-operands.c (verify_abort): Fold into ..
3595 (verify_imm_links): ... here.
3597 2005-04-21 Richard Henderson <rth@redhat.com>
3599 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3600 on non-memory operand for previous inversion.
3602 2005-04-21 Devang Patel <dpatel@apple.com>
3604 PR optimization/20994
3605 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3606 x = !(a == b) : p , q;.
3607 (pass_if_conversion): Verify stmts and flow.
3609 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3611 * optabs.c (gen_conditional_trap): Restore #define.
3613 * alias.c (true_dependence): Remove 'abort' from comments. Use
3614 gcc_assert and gcc_unreachable as appropriate.
3615 (canon_true_dependence): Likewise.
3616 * bb-reorder.c (connect_traces): Likewise.
3617 * c-common.c (c_add_case_label): Likewise.
3618 * c-decl.c (finish_function): Likewise.
3619 * caller-save.c (insert_restore, insert_save): Likewise.
3620 * cfg.c (update_bb_profile_for_threading): Likewise.
3621 * cfganal.c (flow_active_insn_p): Likewise.
3622 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3623 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3624 cfg_layout_merge_blocks): Likewise.
3625 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3626 find_if_block): Likewise.
3627 * integrate.c (allocate_initial_values): Likewise.
3628 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3629 swap_condition, unsigned_condition, signed_condition,
3630 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3631 reg_or_subregno): Likewise.
3632 * lambda-code.c (lambda_compute_auxillary_space,
3633 lambda_transform_legal_p): Likewise.
3634 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3635 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3636 lhd_incomplete_type_error, lhd_expand_expr,
3637 lhd_types_compatible_p, lhd_tree_size): Likewise.
3638 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3639 * local-alloc.c (update_equiv_regs): Likewise.
3640 * loop-unroll.c (peel_loop_completely
3641 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3642 peel_loop_simple, unroll_loop_stupid,
3643 analyze_iv_to_split_insn): Likewise.
3644 * loop.c (gen_prefetch, find_and_verify_loops,
3645 basic_induction_var): Likewise.
3646 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3647 * value-prof.c (tree_find_values_to_profile): Likewise.
3648 * varasm.c (named_section, default_assemble_integer,
3649 decode_addr_const): Likewise.
3651 2005-04-21 Alan Modra <amodra@bigpond.net.au>
3652 Fariborz Jahanian <fjahanian@apple.com>
3654 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3655 portion of argument passed in fpr.
3656 * expr.c (emit_push_insn): Fix computation of 'offset' used to
3657 decide on partial argument save on stack.
3659 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3661 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3664 2005-04-21 Jan Hubicka <jh@suse.cz>
3666 * cgraphunit.c: Include tree-pass.h
3667 (cgraph_decide_recursive_inlining,
3668 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3669 cgraph_decide_inlining): Dump goes to dump_file.
3670 (cgraph_optimize): Call ipa passes instead of inliner.
3671 (cgraph_gate_inlining, pass_ipa_inline): New.
3672 * tree-optimize.c (all_ipa_passes): New static variable.
3673 (register_one_dump_file): Dead with IPA passes.
3674 (register_dump_files): Likewise.
3675 (init_tree_optimization_passes): Initialize IPA passes.
3676 (execute_todo): Do cgraph dump when asked to, do not dump function body
3678 * tree-pass.h (TODO_dump_cgraph): New macro.
3679 (ipa_passes): Declare.
3680 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3682 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3684 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3685 gcc_assert instead of abort.
3686 (classify_argument, examine_argument, construct_container,
3687 contains_128bit_aligned_vector_p, ix86_check_movabs,
3688 standard_80387_constant_opcode, standard_80387_constant_rtx,
3689 ix86_initial_elimination_offset, ix86_compute_frame_layout,
3690 pro_epilogue_adjust_stack, ix86_expand_epilogue,
3691 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3692 legitimize_tls_address, output_pic_addr_const,
3693 i386_output_dwarf_dtprel, put_condition_code, print_reg,
3694 get_some_local_dynamic_name, print_operand, print_operand_address,
3695 output_387_binary_op, emit_i387_cw_initialization,
3696 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3697 ix86_expand_clear, ix86_expand_binary_operator,
3698 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3699 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3700 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3701 ix86_expand_branch, ix86_expand_setcc,
3702 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3703 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3704 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3705 memory_address_length, ix86_attr_length_immediate_default,
3706 ix86_attr_length_address_default, ix86_agi_dependant,
3707 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3708 ix86_expand_binop_builtin, ix86_force_to_memory,
3709 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3710 x86_emit_floatuns): Likewise.
3711 * config/i386/netware.c (gen_regparm_prefix,
3712 i386_nlm_strip_name_encoding): Likewise.
3713 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3715 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3717 * optabs.c (gen_condiational_trap): Remove #define.
3718 (add_equal_note): Assertify. Remove explicit indirection from
3719 call via function pointer.
3720 (expand_ternary_op, expand_simple_binop, expand_binop,
3721 expand_twoval_unop, expand_twoval_binop,
3722 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3723 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
3724 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3725 prepare_float_lib_cmp, emit_conditional_move,
3726 emit_conditional_add, gen_add2_insn, gen_add3_insn,
3727 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3728 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3729 vector_compare_rtx, expand_vec_cond_expr): Likewise.
3731 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3733 * vec.h: Update API to separate allocation mechanism from type.
3734 (VEC_safe_grow): New.
3735 * vec.c (calculate_allocation): New.
3736 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3737 (vec_gc_free, vec_heap_free): Remove.
3738 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
3740 (mangle_macro_name): New.
3741 (struct macro_def): New.
3742 (struct macro): Add multiple argument values.
3743 (macro_expans_end): New.
3744 (push_macro_expansion): Chain on new macro. Process multiple
3745 args, create follow on expansion. Return follow on argument.
3746 (macro_input): Deal with multiple arguments.
3748 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3749 (struct tree_binfo): Adjust.
3750 * basic-block.h: Define VEC(edge,gc).
3751 (struct edge_def): Adjust.
3752 (struct basic_block_def, struct edge_iterator): Likewise.
3753 (ei_container, ei_start_1, ei_last_1): Likewise.
3754 * cfg.c (connect_src, connect_dest): Likewise.
3755 * cfgrtl.c (force_nonfallthru_and_redirect)
3756 * dbxout.c (dbxout_type)
3757 * dwarf2out.c (gen_member_die)
3758 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3759 (gcc_tree_to_linear_expression): Adjust.
3760 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3761 lbv_to_gcc_expression, lle_to_gcc_expression,
3762 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3763 perfect_nestify): Likewise.
3764 * lambda.h (gcc_loopnest_to_lambda_loopnest,
3765 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3766 * profile.c (instrument_values): Adjust.
3767 * tree-cfg.c (modified_noreturn_calls): Adjust.
3768 (remove_fallthru_edge): Likewise.
3769 * tree-dump.c (dequeue_and_dump): Adjust.
3770 * tree-flow-inline.h (mark_stmt_modified): Adjust.
3771 * tree-flow.h (modified_noreturn_calls): Adjust.
3772 (tree_on_heap): Remove. (yay!)
3773 (register_new_def): Adjust.
3774 * tree-into-ssa.c: Define VEC(int,heap).
3775 (block_defs_stack): Adjust.
3776 (find_idf, insert_phi_nodes, register_new_def,
3777 rewrite_initialize_block, rewrite_finalize_block,
3778 register_new_update_single, rewrite_update_init_block,
3779 rewrite_update_fini_block, rewrite_blocks,
3780 ssa_rewrite_finalize_block, ssa_register_new_def,
3781 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3782 * tree-loop-linear.c (linear_transform_loops): Adjust.
3783 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3784 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3785 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3786 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3787 vrp_variables_stack): Adjust declarations.
3788 (tree_ssa_dominator_optimize): Adjust.
3789 (dom_opt_initialize_block, remove_local_expressions_from_table,
3790 restore_nonzero_vars_to_original_value,
3791 restore_vars_to_original_value,
3792 restore_currdefs_to_original_value, dom_opt_finalize_block,
3793 record_var_is_nonzero, record_cond, record_const_or_copy_1,
3794 optimize_stmt, update_rhs_and_lookup_avail_expr,
3795 lookup_avail_expr, record_range): Likewise.
3796 * tree-ssa-pre.c: Define VEC(basic_block,heap).
3797 (compute_antic_aux): Adjust.
3798 (inserted_exprs, create_expression_by_pieces,
3799 insert_into_preds_of_block, eliminate, mark_operand_necessary,
3800 remove_dead_inserted_code, fini_pre): Likewise.
3801 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3802 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
3803 ssa_prop_init): Likewise.
3804 * tree-ssa.c: Define VEC(bitmap,heap).
3805 (verify_name_tags): Adjust.
3806 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3807 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3808 tree_divmod_values_to_profile, tree_find_values_to_profile,
3809 value_profile_transformations): Likewise.
3810 * value-prof.h: Define VEC(histogram_value,heap).
3811 * varasm.c: Remove alias_pair pointer typedef, define
3813 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3815 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3816 not a pointer to it. Create an object vector.
3817 (extern_symbols): Turn into an object vector.
3818 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3820 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
3823 * Makefile.in (tree-chrec.o): Depend on params.h.
3824 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3826 * tree-chrec.c: Depend on params.h. Replace build with buildN,
3827 and fold build with fold_buildN.
3828 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3829 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3830 (tree_contains_chrecs): Compute an estimation of the size of the
3832 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3833 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3834 * tree-scalar-evolution.c (simple_iv): Ditto.
3835 * doc/invoke.texi (scev-max-expr-size): Documented.
3837 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
3839 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3840 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3841 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3842 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3843 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3844 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3845 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3846 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3847 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3848 (darwin_fix_and_continue_switch): Delete.
3849 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3850 (SUBTARGET_SWITCHES): Delete.
3851 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3852 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3853 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3854 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3855 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3856 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3857 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3858 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3859 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3860 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3861 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3862 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3863 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3864 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3865 (TARGET_64BIT): Undef before redefining.
3866 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3867 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3868 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3869 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3870 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3871 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3872 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3873 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3874 (ix86_debug_arg_string, ix86_debug_addr_string)
3875 (ix86_align_loops_string, ix86_align_jumps_string)
3876 (ix86_align_funcs_string): Delete.
3877 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3878 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3879 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3880 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3881 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3882 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3883 (SUBTARGET_SWITCHES): Delete.
3884 * config/i386/i386.c (ix86_debug_arg_string): Delete.
3885 (ix86_debug_addr_string): Delete.
3886 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3887 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3888 (ix86_align_loops_string, ix86_align_jumps_string)
3889 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3890 (ix86_align_funcs_string): Make static.
3891 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3892 (ix86_handle_option): New function.
3893 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3894 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3895 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3896 of darwin_fix_and_continue_switch.
3897 (darwin_one_byte_bool): Delete.
3898 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3899 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3900 to darwin_one_byte_bool.
3901 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3902 * config/i386/djgpp.opt, config/i386/i386.opt,
3903 * config/i386/sco5.opt: New files.
3905 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3907 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3908 fp_zero_operand, fp_register_operand, intreg_operand,
3909 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3910 call_operand, call_operand_address, tgd_symbolic_operand,
3911 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3912 symbolic_operand, symbolic_memory_operand, label_ref_operand,
3913 sp64_medium_pic_operand, data_segment_operand,
3914 text_segment_operand, splittable_symbolic_memory_operand,
3915 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3916 eq_or_neq, normal_comp_operator, noov_compare_op,
3917 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3918 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3919 const64_operand, const64_high_operand, arith11_operand,
3920 arith10_operand, arith_double_operand, arith_double_4096_operand,
3921 arith_double_add_operand, arith11_double_operand,
3922 arith10_double_operand, small_int, small_int_or_double,
3923 uns_small_int, uns_arith_operand, clobbered_register,
3924 input_operand, compare_operand): Delete.
3925 (sparc_emit_set_const32): Use predicates in assertion. Remove special
3926 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3927 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3928 (GEN_HIGHINT64, GEN_INT64): Delete.
3929 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3930 gen_safe_XOR64): Adjust for above deletion.
3931 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3932 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3933 (legitimate_constant_p): Use const_zero_operand instead.
3934 (sparc_extra_constraint_check): Likewise.
3935 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3936 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3937 (PREDICATE_CODES): Delete.
3938 * config/sparc/sparc.md: Include predicates.md.
3939 (All patterns): Adjust for new predicate names.
3940 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3941 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3942 (movdi): Use general_operand predicate.
3943 (movdi_sp64_dbl): Delete.
3944 (movdi_const64_special): Add 'N' constraint.
3945 (movdicc): Use arith10_operand predicate.
3946 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3947 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3948 (movdi_cc_reg_sp64_trunc): Delete.
3949 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3950 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3951 (subdi3_sp32): Delete.
3952 (subdi3_insn_sp32): Change to define_insn_and_split.
3953 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3954 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3955 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3956 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3957 small_int_operand predicate.
3958 (divdi3, udivdi3): Use arith_operand predicate.
3959 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3960 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3961 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3962 (xordi3_sp64_dbl): Delete.
3963 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3964 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3965 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3966 cmp_ccx_set_not): Use arith_operand predicate.
3967 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3968 * config/sparc/predicates.md: New file.
3970 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3972 PR tree-optimization/14846
3973 * fold-const.c (fold_single_bit_test_into_sign_test): New,
3975 (fold_single_bit_test): ... here.
3976 (fold_binary): Call fold_single_bit_test_into_sign_test
3977 instead of fold_single_bit_test.
3979 2005-04-20 James E Wilson <wilson@specifixinc.com>
3982 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3983 is another declaration.
3985 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3987 * config/cris/predicates.md: New file.
3988 * config/cris/cris-protos.h (cris_store_multiple_op_p)
3989 (cris_movem_load_rest_p): Declare.
3990 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3991 (cris_movem_load_rest_p): Ditto. Globalize.
3992 (cris_bdap_operand, cris_bdap_biap_operand,
3993 cris_orthogonal_operator, cris_commutative_orth_op,
3994 cris_operand_extend_operator,
3995 cris_additive_operand_extend_operator, cris_extend_operator,
3996 cris_plus_or_bound_operator, cris_mem_op,
3997 cris_general_operand_or_symbol,
3998 cris_general_operand_or_gotless_symbol,
3999 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
4000 cris_load_multiple_op): Remove predicate functions.
4001 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
4002 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
4003 * config/cris/cris.h (PREDICATE_CODES): Don't define.
4004 * config/cris/cris.md: Include predicates.md.
4005 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
4007 2005-04-20 Ian Lance Taylor <ian@airs.com>
4009 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
4010 * c-common.h (STMT_EXPR_STMT): Don't define.
4011 (STMT_EXPR_NO_SCOPE): Don't define.
4012 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
4013 * c-pretty-print.c (pp_c_primary_expression): Likewise.
4014 (pp_c_expression): Likewise.
4016 2005-04-20 Richard Henderson <rth@redhat.com>
4019 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
4021 2005-04-20 Jeff Law <law@redhat.com>
4023 * reload1.c (reload): Ignore equivalences between pseudos and
4026 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
4029 * c-tree.h (struct c_label_list): Update comment.
4030 (struct c_label_context): Rename to struct c_label_context_se.
4031 (label_context_stack): Rename to label_context_stack_se.
4032 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
4033 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
4034 c_end_vm_scope): New.
4035 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
4036 * c-decl.c (pop_scope): Call c_end_vm_scope.
4037 (pushdecl): Call c_begin_vm_scope for variably modified
4039 (define_label): Check for jumping into scope of identifier with
4040 variably modified type. Push label on stack for those defined at
4041 current context of identifiers with variably modified type.
4042 (start_function): Create stack level for context of identifiers
4043 with variably modified type.
4044 (finish_function): Pop stack level for context of identifiers with
4045 variably modified type.
4046 * c-typeck.c (label_context_stack): Rename to
4047 label_context_stack_se.
4048 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
4049 (c_finish_goto_label): Check for jumping into scope of identifier
4050 with variably modified type. Push label on stack for those jumped
4051 to from current context of identifiers with variably modified
4053 (struct c_switch): Add blocked_vm.
4054 (c_start_case): Initialize blocked_vm.
4055 (do_case): Check blocked_vm.
4056 (c_finish_case): Add comment.
4057 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
4058 variable label_context_stack.
4060 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4062 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
4063 conditional_replacement, value_replacement, abs_replacement,
4065 (replace_phi_edge_with_variable): Remove argument BB.
4066 (conditional_replacement, value_replacement,
4067 minmax_replacement, abs_replacement): Remove argument PHI_BB.
4068 Update a call to replace_phi_edge_with_variable.
4070 * tree-ssa-phiopt.c: Fix comments.
4072 2005-04-20 Michael Matz <matz@suse.de>
4075 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
4078 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4080 * tree-ssa-phiopt.c: Fix comment typos.
4082 PR tree-optimization/21116
4083 * tree-ssa-phiopt.c: Fix a typo.
4085 2005-04-19 Richard Henderson <rth@redhat.com>
4087 * builtins.c (expand_builtin_sync_operation): Revert last change.
4088 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
4090 (expand_compare_and_swap_loop): Likewise.
4091 (expand_sync_operation): Remove fallback from NAND to AND; invert
4092 memory operand when expanding from cmpxchg.
4093 (expand_sync_fetch_operation): Likewise.
4094 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
4097 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
4098 when implementing NAND. Fix double-add for AFTER.
4099 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
4100 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
4101 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
4103 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
4106 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
4107 to return old memory value.
4108 (sync_compare_and_swap_cc<IMODE>): Likewise.
4110 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
4111 return pre-reload. Don't consider output or anti dependencies.
4112 * config/ia64/sync.md (IMODE): New.
4113 (modesuffix): Add QI and HI.
4114 (memory_barrier): Simplify expansion.
4115 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
4116 (cmpxchg_acq_<IMODE>): Likewise.
4117 (sync_lock_test_and_set<IMODE>): Likewise.
4118 (sync_lock_release<IMODE>): Likewise.
4120 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4122 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
4125 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
4127 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
4129 2005-04-20 Michael Pogue <michael.pogue@sun.com>
4130 Joseph S. Myers <joseph@codesourcery.com>
4132 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
4133 * c-typeck.c (build_c_cast): Check these options.
4134 * doc/invoke.texi: Document these options.
4136 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
4138 * tree-ssa-phiopt.c: Update a comment about the pass.
4140 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4142 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
4143 config/mcore/mcore.c: Fix comment typos.
4145 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
4147 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
4148 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
4150 2005-04-19 Paul Brook <paul@codesourcery.com>
4152 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
4154 2005-04-19 Andrew Haley <aph@redhat.com>
4157 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
4158 looking at a field's bitpos.
4160 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4162 * system.h (fopen, fdopen, freopen): Define these to the unlocked
4163 libiberty functions.
4165 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
4167 PR tree-optimization/21096
4168 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
4170 2005-04-19 Alan Modra <amodra@bigpond.net.au>
4173 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
4174 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
4176 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
4178 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
4179 refers to the function being dumped.
4181 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
4183 * varasm.c (assemble_start_function): Remove reset of in_section.
4185 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4187 PR tree-optimization/21085
4188 * fold-const (fold_binary): Don't change X % -C to X % C if C has
4191 2005-04-19 Ben Elliston <bje@au.ibm.com>
4193 * doc/invoke.texi (Optimize Options): Refer to the correct
4194 optimisation flag -ftree-dominator-opts, not -ftree-dom.
4196 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
4198 * config/rs6000/rs6000.c (machopic_output_stub): Increase
4199 alloca argument to be big enough.
4201 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
4204 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
4207 2005-04-18 Tom Tromey <tromey@redhat.com>
4209 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
4212 2005-04-18 Richard Henderson <rth@redhat.com>
4214 * config/alpha/alpha.c (alpha_split_atomic_op): New.
4215 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
4216 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
4217 * config/alpha/alpha-protos.h: Update.
4218 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
4219 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
4220 (attr type): Add ld_l, st_c, mb.
4221 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
4222 iornotsi3, xorsi_internal, xornotsi3): New.
4223 * config/alpha/ev4.md (ev4_ld): Add ld_l.
4224 (ev4_ist_c, ev4_mb): New.
4225 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
4227 * config/alpha/ev6.md (ev6_ild): Add ld_l.
4228 (ev6_ist): Add st_c.
4230 * config/alpha/sync.md: New file.
4232 2005-04-18 Richard Henderson <rth@redhat.com>
4234 * builtins.c (expand_builtin_sync_operation): Fold nand to and
4237 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
4239 2005-04-18 Devang Patel <dpatel@apple.com>
4241 * config/rs6000/atlivec.md (mulv4si3): New pattern.
4243 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4245 PR tree-optimization/20922
4246 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
4247 Fold X + c >= X and fold X - c <= X to true.
4249 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
4251 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
4253 (emergency_labeled_state_free): Likewise.
4255 2005-04-18 Nick Clifton <nickc@redhat.com>
4257 * config/h8300/h8300.md (jump): Remove prescan parameter from
4258 calls to final_scan_insn.
4260 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
4261 parameter from calls to final_scan_insn.
4263 * config.gcc (m68hc12): Use the m68hc11.opt file for target
4265 (v850e, v850e1): Use the v850.opt file for target specific
4268 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
4270 PR tree-optimization/21001
4271 * tree-optimize.c (init_tree_optimization_passes): Move the
4272 first pass_forwprop immediately before pass_vrp.
4274 2005-04-17 Ian Lance Taylor <ian@airs.com>
4276 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
4277 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
4278 from enum tree_code op to bool is_sizeof.
4279 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
4280 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
4281 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
4283 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
4285 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
4288 2005-04-17 Ian Lance Taylor <ian@airs.com>
4290 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
4292 2005-04-17 Richard Henderson <rth@redhat.com>
4294 * config/alpha/alpha.c (va_list_skip_additions): Only define if
4296 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
4297 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
4298 of indirection through ssa names while looking for the gpr counter
4300 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
4301 saved va_list_gpr_size and va_list_fpr_size.
4303 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4305 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
4306 both pointers or both integers.
4308 * tree-vrp.c (maybe_add_assert_expr): Don't assert
4309 ASSERT_EXPRs for single-use variable.
4311 * tree-into-ssa.c: Fix a comment typo.
4313 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
4315 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
4316 -mipsN before forcing a default of -mips2.
4318 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4320 * predict.h (IS_TAKEN): Remove.
4321 * rtl.h (NOTE_PREDICTION): Likewise.
4323 * modulo-sched.c (CFG_HOOKS): Remove.
4325 * c-parser.c (N_C_TTYPES): Remove.
4327 * tree-flow-inline.h (get_stmt_operands): Remove.
4328 * lambda-code.c, tree-ssa-loop-unswitch.c,
4329 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
4330 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
4331 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
4332 calls to get_stmt_operands.
4333 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4335 2005-04-17 Richard Henderson <rth@redhat.com>
4338 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4339 of CUMULATIVE_ARGS past the last named argument.
4340 (alpha_va_start): Expect pretend_args_size only if strictly less than
4343 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4346 * builtins.c (expand_builtin_strcat): Convert the result of
4347 strlen to the right type.
4348 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4349 avoid creating type mismatches.
4350 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4353 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4355 2005-04-16 Richard Henderson <rth@redhat.com>
4358 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4359 Use the mode of boolean_type_node when the user doesn't provide one.
4360 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4362 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4365 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4368 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4371 2005-04-16 Roger Sayle <roger@eyesopen.com>
4372 Steven Bosscher <stevenb@suse.de>
4374 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4375 (fold_unary_to_constant): Likewise.
4377 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4379 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4382 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4384 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4385 names related to target triplets.
4386 Remove i?86-*-esix from platform directory.
4387 Remove powerpc-*-eabiaix from platform directory.
4389 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4392 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4393 falling through from SUBREG case to REG.
4395 2005-04-15 Roger Sayle <roger@eyesopen.com>
4397 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4398 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4399 (fold_binary_to_constant): Simplify using fold_binary.
4400 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4402 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4404 * gthr-posix.c (pthread_cancel): Define.
4405 (pthread_mutexattr_init): Likewise.
4406 (pthread_mutexattr_settype): Likewise.
4407 (pthread_mutexattr_destroy): Likewise.
4409 2005-04-15 David S. Miller <davem@davemloft.net>
4412 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4414 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4416 PR tree-optimization/21031
4417 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4418 (forward_propagate_into_cond_1): Call it. Forward propagate
4419 integer-integer casts into COND_EXPRs.
4421 2005-04-15 Dave Korn <dave.korn@artimi.com>
4423 * gcc.c (default_compilers): Clarify obscure error message when
4424 reading from standard input.
4426 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4428 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4429 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4431 * tree-ssa-alias.c (init_alias_info): Remove a call to
4434 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4436 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4437 of non-virtual PHI nodes like we use to.
4439 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4441 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4442 (attr_copy_rtx): Do not use it.
4444 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4446 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4448 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4450 * tree-vect-transform.c (vectorizable_store): Mark necessary
4451 objects in the vectorized store needing renaming. Update the
4452 SSA graph for V_MAY_DEF operands in the original store.
4454 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4456 * tree-ssa-pre.c (compute_avail): It's okay to have
4457 TREE_INVARIANT's here, and value number the resulting expressions.
4458 (create_expression_by_pieces): Make sure operands that were
4459 min_invariant when we started, stay that way.
4461 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4463 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4465 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4467 PR tree-optimization/20936.
4468 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4470 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4472 * doc/invoke.texi: Fix typos.
4473 * doc/md.texi: Likewise.
4474 * doc/rtl.texi: Likewise.
4475 * doc/sourcebuild.texi: Likewise.
4476 * doc/tm.texi: Likewise.
4478 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4480 PR tree-optimization/21004
4481 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4482 and floorl in c99 mode only.
4483 * builtins.c (expand_builtin_int_roundingfn): Assert that
4484 fallback_fndecl is not NULL_TREE.
4486 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4488 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4489 * basic-block.h: Update the prototype for
4490 purge_all_dead_edges.
4491 * cfgexpand.c (tree_expand_cfg): Update a call to
4492 purge_all_dead_edges.
4493 * combine.c (combine_instructions): Likewise.
4494 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4495 rest_of_handle_cse2, rest_of_handle_gcse,
4496 rest_of_handle_postreload): likewise.
4498 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4501 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4502 e.g. cv-qualification conversions.
4504 2005-04-14 Mike Stump <mrs@apple.com>
4506 * config/darwin-c.c (framework_construct_pathname): We must
4507 find all headers of a framework in the first instance of it
4508 found in the seach path.
4510 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4512 PR tree-optimization/21021
4513 * tree-vrp.c (compare_values): Work around a bug in the front
4514 end that produces a comparison of mismatched types.
4516 2004-04-14 Richard Henderson <rth@redhat.com>
4518 * config/ia64/ia64.h (enum fetchop_code): Remove.
4519 (enum ia64_builtins): Move ...
4520 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4521 members except BSP and FLUSHRS.
4522 (ia64_init_builtins): Remove __sync builtins.
4523 (ia64_expand_builtin): Likewise.
4524 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4525 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4526 (ia64_expand_lock_release): Remove.
4527 * config/ia64/ia64.md (mf): Move to sync.md.
4528 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4529 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4530 * config/ia64/sync.md: New file.
4531 (memory_barrier): Rename from mf.
4532 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4533 (cmpxchg_acq_<I48MODE>): Likewise.
4534 (sync_lock_test_and_set<I48MODE>): Likewise.
4536 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4537 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4539 2004-04-14 Richard Henderson <rth@redhat.com>
4541 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4542 (ix86_compare_emitted): New.
4543 (ix86_expand_compare): Use ix86_compare_emitted if set.
4544 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4545 and ix86_compare_op0 are set.
4546 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4547 (TARGET_CMPXCHG, TARGET_XADD): New.
4548 (ix86_compare_emitted): Declare.
4549 * config/i386/i386.md: Include sync.md
4550 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4551 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4552 * config/i386/sync.md: New file.
4554 2004-04-14 Richard Henderson <rth@redhat.com>
4557 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4558 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4559 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4560 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4561 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4562 BT_FN_I8_VPTR_I8_I8): New.
4563 * builtins.def (DEF_SYNC_BUILTIN): New.
4564 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4565 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4566 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4567 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4568 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4569 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4570 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4571 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4572 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4573 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4574 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4575 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4576 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4577 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4578 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4579 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4580 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4581 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4582 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4583 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4584 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4585 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4586 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4587 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4588 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4589 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4590 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4591 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4592 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4593 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4594 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4595 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4596 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4597 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4598 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4599 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4600 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4601 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4602 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4603 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4604 BUILT_IN_SYNCHRONIZE: New.
4605 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4606 as a function. Accept __sync_ as a prefix as well.
4607 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4608 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4609 expand_builtin_lock_release): New.
4610 (expand_builtin): Call them.
4611 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4612 neither BOTH_P nor FALLBACK_P are defined.
4613 (builtin_type_for_size): New.
4614 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4615 (resolve_overloaded_builtin): New.
4616 * c-common.h (resolve_overloaded_builtin): Declare.
4617 (builtin_type_for_size): Declare.
4618 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4619 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4620 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4621 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4622 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4623 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4624 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4625 sync_compare_and_swap_cc, sync_lock_test_and_set,
4626 sync_lock_release): New.
4627 * optabs.h: Declare them.
4628 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4629 expand_sync_operation, expand_sync_fetch_operation,
4630 expand_sync_lock_test_and_set): Declare.
4631 * genopinit.c (optabs): Add sync optabs.
4632 * optabs.c (init_optabs): Initialize sync optabs.
4633 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4634 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4635 expand_sync_operation, expand_sync_fetch_operation,
4636 expand_sync_lock_test_and_set): New.
4637 * doc/extend.texi (Atomic Builtins): New section
4638 * doc/md.texi (Standard Names): Add sync patterns.
4640 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
4642 * tree-eh.c (lower_try_finally_copy): Generate new code in
4643 response to goto_queue entries as if the queue was sorted by
4644 index, not pointers.
4645 (lower_try_finally_switch): Likewise.
4647 2005-04-14 Richard Henderson <rth@redhat.com>
4649 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4650 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
4652 (ix86_expand_fp_movcc): Update to match.
4653 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4654 * config/i386/i386-protos.h: Update.
4655 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4656 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4658 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
4660 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4663 2005-04-14 Julian Brown <julian@codesourcery.com>
4665 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4666 link failures on ppc64 Linux.
4668 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
4670 * config.gcc: Set cpu_type for s390.
4672 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4674 Fix PR tree-optimization/20963
4675 * tree-ssa-pre.c (compute_avail): Remove special case for
4677 (create_expression_by_pieces): Add value numbers for forced out
4680 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
4682 * config/cris/cris.md: Replace references to (reg:SI 16) with
4683 (reg:SI CRIS_SRP_REGNUM).
4685 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4687 PR tree-optimization/20657
4688 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4689 create an appropriate range from it.
4691 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4693 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4694 <UNSPEC_FIST_CEIL> case.
4696 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4697 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4698 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4699 to implement lfloor and llfloor built-ins as x87 intrinsic function.
4700 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4701 (lfloor<mode>2): New expanders.
4702 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4703 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4704 to implement lceil and llceil built-ins as x87 intrinsic function.
4705 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4706 (lceil<mode>2): New expanders.
4708 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4710 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4711 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4713 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
4716 * config/s390/s390-modes.def: Define TFmode.
4718 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
4720 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4721 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4722 * config/mips/mips.c (mips16_insn_length): Remove reference to
4723 JUMP_TABLES_IN_TEXT_SECTION.
4725 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4727 * simplify-rtx.c (simplify_binary_operation_1): Return
4728 scalar or vector of constant 0, depending on the xor's
4731 2005-04-13 Dale Johannesen <dalej@apple.com>
4733 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
4734 (objc-act.o): Ditto.
4735 * objc/objc-act.c (objc_gimplify_expr): New.
4736 (objc_get_callee_fndecl): New.
4737 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
4738 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
4739 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
4741 2005-04-13 Devang Patel <dpatel@apple.com>
4743 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4746 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
4748 CRIS prologue as RTL.
4749 * config/cris/cris-protos.h (cris_emit_movem_store)
4750 (cris_expand_prologue): Prototype.
4751 * config/cris/cris.c (struct machine_function): New member
4753 (cfa_label_num, cris_target_asm_function_prologue): Remove.
4754 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4755 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4756 (cris_load_multiple_op, cris_return_address_on_stack)
4757 (cris_return_address_on_stack_for_return): ISO-Cify.
4758 (cris_store_multiple_op): New predicate function.
4759 (cris_expand_prologue, cris_emit_movem_store): New functions.
4760 (cris_print_operand) <case 'O'>: Handle modifications other than
4762 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4763 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4764 (cris_gen_movem_load): Rearrange slightly to make local variable
4765 src a parameter, removing osrc.
4766 (cris_setup_incoming_varargs): Set machine_function member
4767 stdarg_regs to correspond to the number of registers that need to
4769 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4771 (PREDICATE_CODES): Add cris_store_multiple_op. Make
4772 cris_general_operand_or_gotless_symbol accept UNSPEC.
4773 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4774 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4775 ("*cris_store_multiple"): New pattern. Tweak common comment above
4776 this and "*cris_load_multiple".
4777 ("prologue"): New define_expand.
4779 * config/cris/cris.md ("epilogue"): Conditionalize on
4780 TARGET_PROLOGUE_EPILOGUE.
4782 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4785 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4786 fpsr 0 instead of fpsr 1.
4787 (divsf3_internal_thr): Ditto.
4788 (divdf3_internal_lat): Ditto.
4789 (divdf3_internal_thr): Ditto.
4790 (divxf3_internal_lat): Ditto.
4791 (divxf3_internal_thr): Ditto.
4793 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4795 PR tree-optimization/20913
4796 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4798 PR tree-optimization/20702
4799 * tree-vrp.c (maybe_add_assert_expr): Recurse into
4800 dominator children that haven't been walked into.
4802 2005-04-13 Julian Brown <julian@codesourcery.com>
4804 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4805 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4808 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4810 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4811 config/i386/sse.md: Fix comment typos.
4813 * genattrtab.c (NULL_ATTR): Remove.
4814 * ifcvt.c (NULL_EDGE): Likewise.
4816 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4818 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4819 NOTE_PREDICT): Remove.
4821 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4823 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4824 * configure: Regenerate.
4825 * config.in: Likewise.
4826 * system.h: Declare vsnprintf if not already declared.
4828 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4830 * optc-gen.awk: Handle stand-alone Mask records.
4831 * opth-gen.awk: Likewise.
4832 * doc/options.texi (Option file format): Document them.
4833 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4834 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4835 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4836 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4837 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4838 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4839 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4840 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4841 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4842 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4843 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4844 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4845 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4846 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4847 TARGET_LONG_DOUBLE_128): Likewise.
4848 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4849 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4850 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4851 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4852 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4853 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4854 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4855 * config/sparc/sparc.c (fpu_option_set): New global.
4856 (sparc_handle_option): New function.
4857 (sparc_override_options): Test fpu_option_set.
4858 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4859 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4860 * config/sparc/sparc.opt: New file.
4861 * config/sparc/little-endian.opt: Likewise.
4862 * config/sparc/long-double-switch.opt: Likewise.
4864 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
4866 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4867 (bfin_handle_options): Set it if -mshared-library-id= is seen.
4868 * config/bfin/bfin.opt (mshared-library-id=): Lose
4869 Var(bfin_lib_id_given).
4871 2005-04-13 Matt Thomas <matt@3am-software.com>
4873 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4876 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4878 * rtl.h (CLEAR_RTX_FLAGS): Remove.
4880 * cgraphunit.c (INSNS_PER_CALL): Remove.
4882 * tree-ssa-forwprop.c (vars,
4883 record_single_argument_cond_exprs,
4884 substitute_single_use_vars): Remove.
4885 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4887 (tree_ssa_forward_propagate_single_use_vars): Call
4888 forward_propagate_into_cond for each COND_EXPR.
4890 * tree-inline.c (INSNS_PER_STMT): Remove.
4892 2005-04-12 Richard Henderson <rth@redhat.com>
4894 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4895 (ix86_expand_sse_fp_minmax): ... from ...
4896 (ix86_expand_fp_movcc): ... here.
4897 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4898 * config/i386/i386-protos.h: Update.
4899 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4900 (sse_setccsf, sse_setccdf): Allow before reload.
4901 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4902 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4903 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4904 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4905 (anddf3, nanddf3, iordf3, xordf3): New.
4907 2005-04-12 Jeff Law <law@redhat.com>
4909 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4910 (tree-ssa-uncprop.o): Add dependencies.
4911 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4912 * tree-flow.h (remove_useless_stmts): Remove prototype.
4913 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4914 remove_useless_stmts.
4915 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4916 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4917 * tree-pass.h (pass_uncprop): Declare.
4918 * tree-ssa-uncprop.c: New file.
4920 2005-04-12 James E. Wilson <wilson@specifixinc.com>
4923 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4925 2005-04-12 Caroline Tice <ctice@apple.com>
4927 Temporary fix for partitioning problems.
4928 * passes.c (rest_of_handle_final): Remove code that
4929 frees unlikely_text_section_name,
4930 * varasm.c (assemble_start_function): Test for partitioning
4931 flag before writing out section labels.
4932 (assemble_end_function): Test for partitioning flag before
4933 writing out section labels.
4935 2005-04-12 Steven Bosscher <stevenb@suse.de>
4936 Stuart Hastings <stuart@apple.com>
4937 Jan Hubicka <jh@suse.cz>
4939 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4940 references to gt-tree-cfg.h.
4941 * basic-block.h (struct basic_block_def): Don't skip rbi
4942 for garbage collection.
4943 (struct reorder_block_def): Make GTY-able.
4944 (struct control_flow_graph): New structure.
4945 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4946 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4947 but instead defines to the control_flow_graph for cfun.
4948 (label_to_block_map): New define, points to the label map of
4949 the control_flow_graph for cfun.
4950 (n_edges_for_function, n_basic_blocks_for_function,
4951 last_basic_block_for_function, basic_block_info_for_function,
4952 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4953 basic_block_info_for_function, label_to_block_map_for_function):
4954 Counterparts for the above, taking a struct function as an extra
4956 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4957 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4958 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4959 (alloc_rbi_pool, free_rbi_pool): Remove.
4960 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4961 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4963 (cfg_layout_finalize) ... and don't free it here.
4964 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4966 * flow.c (free_basic_block_vars): Set label_to_block_map and
4967 n_edges to zero too.
4968 * function.h (struct function): Add cfg field.
4969 * function.c (allocate_struct_function): Allocate the cfg.
4970 * tree-cfg.c (label_to_block_map): Remove.
4971 (build_tree_cfg): Don't allocate the rbi pool here...
4972 (delete_tree_cfg_annotations): ...and don't free it here.
4973 Also don't nullify label_to_block_map for cfun.
4975 2005-04-12 Caroline Tice <ctice@apple.com>
4977 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4978 Revert my patch from April 9.
4979 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4980 (reorder_basic_blocks): Revert my patch from April 9.
4981 (insert_section_boundary_note): Revert my patch from April 9.
4982 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4983 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4984 (COLD_END_LABEL): Revert my patch from April 9.
4985 (cold_text_section_label): Revert my patch from April 9.
4986 (cold_end_label): Revert my patch from April 9.
4987 (dwarf2out_switch_text_section): Revert my patch from April 9.
4988 (output_aranges): Revert my patch from April 9.
4989 (output_ranges): Revert my patch from April 9.
4990 (output_line_info): Revert my patch from April 9.
4991 (add_location_or_const_value_attribute): Revert my patch from April 9.
4992 (dwarf2out_var_location): Revert my patch from April 9.
4993 (dwarf2out_init): Revert my patch from April 9.
4994 (dwarf2out_finish): Revert my patch from April 9.
4995 * function.h (struct function): Revert my patch from April 9.
4996 * opts.c (decode_options): Revert my patch from April 9.
4997 * output.h (unlikely_section_label, hot_section_label,
4998 hot_section_end_label, cold_section_end_label,
4999 unlikely_text_section_name): Revert my patch from April 9.
5000 * passes.c (rest_of_handle_final): Revert my patch from April 9.
5001 * varasm.c (unlikely_section_label, hot_section_label,
5002 hot_section_end_label, cold_section_end_label,
5003 unlikely_text_section_name): Revert my patch from April 9.
5004 (initialize_cold_section_name): Revert my patch from April 9.
5005 (unlikely_text_section): Revert my patch from April 9.
5006 (in_unlikely_text_section): Revert my patch from April 9.
5007 (named_section): Revert my patch from April 9.
5008 (function_section): Revert my patch from April 9.
5009 (current_function_section): Revert my patch from April 9.
5010 (assemble_start_function): Revert my patch from April 9.
5011 (assemble_end_function): Revert my patch from April 9.
5012 (default_section_type_flags_1): Revert my patch from April 9.
5014 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
5016 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
5017 * config/sparc/sparc.md (untyped_call): Save the registers manually.
5019 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
5021 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
5024 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
5025 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
5027 2004-04-12 Richard Henderson <rth@redhat.com>
5029 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
5030 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
5031 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
5032 (UNSPEC_*, UNSPECV_*): Renumber.
5034 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
5037 From Richard Henderson <rth@redhat.com>:
5038 * tree-mudflap.c (mf_build_check_statement_for): Correct block
5041 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
5043 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
5045 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
5047 * config/bfin/bfin.c (bfin_library_id_string): Remove.
5048 (bfin_library_id): New variable.
5049 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
5050 instead of bfin_library_id_string.
5051 (bfin_handle_option): New function.
5052 (override_options): Remove most code to deal with shared library IDs,
5053 just check they aren't used without -mid-shared-library.
5054 (TARGET_HANDLE_OPTION): Define.
5055 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
5056 * config/bfin/bfin.opt (mshared-library-id=): New.
5058 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
5060 * tree-vect-transform.c: Fix comment typos.
5062 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
5064 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
5065 split critical edges when not possible/profitable.
5067 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5069 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
5070 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
5071 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
5072 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
5073 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
5074 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
5075 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
5076 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
5078 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
5079 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5080 * config/ns32k/ns32k.opt: New file.
5082 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
5084 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
5085 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
5086 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
5087 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
5088 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
5089 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
5090 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
5091 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
5092 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
5093 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
5094 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
5095 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
5096 (MASK_COLDFIRE): Formatting fixes.
5097 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
5098 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
5099 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
5100 "_current_shared_library_a5_offset_".
5101 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5102 (MASK_ALL_CPU_BITS): New macro.
5103 (m68k_handle_option): New function.
5104 (override_options): Remove handling of m68k_library_id_string.
5105 * config/m68k/m68k.opt: New file.
5106 * config/m68k/ieee.opt: New file.
5108 2005-04-11 Mark Mitchell <mark@codesourcery.com>
5110 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5111 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
5112 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5113 (TARGET_CXX): Adjust accordingly.
5114 * target.h (struct gcc_target): Remove epxort_class_data. Add
5115 determine_class_data_visibility and class_data_always_comdat.
5116 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5117 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
5118 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5119 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
5120 (arm_cxx_determine_class_data_visibility): New.
5121 (arm_cxx_class_data_always_comdat): Likewise.
5122 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
5123 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
5124 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
5125 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
5126 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
5129 2005-04-11 Devang Patel <dpatel@apple.com>
5131 * tree-data-ref.c (build_classic_dist_vector,
5132 compute_subscript_distance): Make externally visible.
5133 * tree-data-ref.h (build_classic_dist_vector,
5134 compute_subscript_distance): Same.
5135 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5136 Check distance vector against vectorization factor.
5137 (vect_analyze_loop): Determine vectorizaion factor before
5138 analyzing data dependences.
5139 * tree-vectorizer.c (loops_num): Make it externally visible and
5141 * tree-vectorizer.c (vect_loops_num): ... new name.
5142 * tree-vectorizer.h (vect_loops_num): New.
5144 2005-04-11 Devang Patel <dpatel@apple.com>
5146 * tree-vect-analyze.c (vect_analyze_operations): Check
5147 vectorizable codition.
5148 * tree-vect-transform.c (vect_is_simple_cond): New function.
5149 (vectorizable_condition): New function.
5150 (vect_transform_stmt): Handle condition_vec_info_type.
5151 * tree-vectorizer.h (enum stmt_vec_info_type): Add
5152 condition_vec_info_type.
5153 (vectorizable_condition): New.
5155 2005-04-11 Geoffrey Keating <geoffk@apple.com>
5157 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
5158 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
5159 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
5161 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
5162 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
5164 * dwarf2out.c (output_line_info): Don't try to dereference
5165 a NULL current_function_decl.
5167 * config/t-slibgcc-darwin: Don't put shared libraries in
5168 directories other than $(slibdir).
5169 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
5172 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5174 PR tree-optimization/20933
5175 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
5176 logic to reject aliases between read-only and writable
5178 (may_alias_p): ... here.
5179 (get_tmt_for): Do not associate read-only tags to pointers
5180 whose pointed-to type is not read-only.
5181 * tree-ssa.c (verify_ssa): Check that memory stores have at
5182 least one V_MAY_DEF or V_MUST_DEF.
5184 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5187 * configure.ac (gcc_UNLOCKED_FUNCS): New.
5188 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
5189 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
5190 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
5192 (fwrite_unlocked): Fix prototype.
5194 * configure, config.in: Regenerate.
5196 2005-04-11 David Edelsohn <edelsohn@gnu.org>
5198 * tree-ssa-loop-im.c: Include real.h.
5199 (determine_invariantness_stmt): If real division divisor is
5200 invariant and flag_unsafe_math_optimizations enabled, generate
5201 invariant reciprocal for hoisting.
5202 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
5204 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5206 Fix PR tree-optimization/20926
5208 * tree-ssa-alias.c (add_type_alias): Handle subvars.
5210 2005-04-11 Devang Patel <dpatel@apple.com>
5212 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
5215 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5217 * fold-const.c (fold_binary_op_with_conditional_arg):
5218 use fold_buildN instead of "fold (buildN" in some
5220 (fold_unary): Likewise.
5221 (fold_binary): Likewise.
5223 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
5225 Fix PR tree-optimization/20612
5226 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
5228 (perfect_nestify): preheaderbb is *not* part of loop of the
5231 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
5233 * tree-ssa-alias.c (may_alias_p): If the variable
5234 is a global variable and the pointer is parameter
5235 and -fargument-noalias-global is used, then
5236 the pointer cannot alias the variable.
5238 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
5240 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
5241 * config/sparc/sparc.h: Likewise.
5242 * config/sparc/sparc.md: Likewise.
5244 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
5246 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
5248 * tree-vrp.c: Fix a comment typo.
5250 2005-04-11 Diego Novillo <dnovillo@redhat.com>
5252 PR tree-optimization/20920
5253 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
5254 SSA_NAME flows through an abnormal edge.
5255 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
5256 through abnormal edges.
5257 (maybe_add_assert_expr): Likewise.
5259 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
5261 * config/s390/s390.h (s390_tune_string, s390_arch_string)
5262 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
5263 (s390_stack_size_string, s390_stack_guard_string, target_flags)
5264 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
5265 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
5266 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
5267 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
5268 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
5269 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
5270 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
5271 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5272 (TARGET_HANDLE_OPTION): Likewise.
5273 (s390_tune): Initialize to PROCESSOR_max.
5274 (s390_arch_string): Make static.
5275 (s390_tune_string, s390_warn_framesize_string): Delete.
5276 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
5277 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
5278 (s390_handle_arch_option, s390_handle_option): New functions.
5279 (override_options): Remove parsing of option strings.
5280 * config/s390/s390.opt: New file.
5282 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5284 * tree-complex.c (expand_vector_operations): Call
5285 update_stmt_if_modified.
5287 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
5289 * tree-vect-analyze (vect_determine_vectorization_factor):
5290 Do not use GET_MODE_NUNITS.
5291 * tree-vect-transform.c (vect_get_vec_def_for_operand,
5292 (vectorizable_load, vect_transform_loop): Likewise.
5294 2005-04-11 Uros Bizjak <uros@kss-loka.si>
5296 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
5297 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
5298 * optabs.h (enum optab_index): Add new OTI_lceil.
5299 (lceil_optab): Define corresponding macro.
5300 * optabs.c (init_optabs): Initialize lceil_optab.
5301 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
5302 and lceildi2 patterns.
5303 * builtins.c (expand_builtin_int_roundingfn): Handle
5304 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
5305 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
5306 BUILT_IN_LLCEIL{,F,L}.
5307 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
5308 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
5309 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
5310 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
5311 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
5312 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
5313 into lceil built-in function and (long long int)ceil{,f,l} into
5314 llceil built-in function.
5315 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
5318 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5320 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
5323 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
5325 * config/arm/arm.c: Fix a comment typo.
5326 * doc/tree-ssa.texi: Fix a typo.
5328 2005-04-10 Steven Bosscher <stevenb@suse.de>
5330 * cselib.c (clear_table): Rename to cselib_clear_table.
5331 * cselib.h (cselib_clear_table): Add prototype.
5332 * gcse.c (gcse_main): Make 'f' argument unused.
5333 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5334 of each basic block instead.
5335 (compute_sets, compute_hash_table_work): Likewise.
5336 (constprop_register): Change int 'alter_jumps' argument to bool.
5337 (do_local_cprop): Likewise.
5338 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5339 the insn chain. Explicitly clear the cselib tables after finishing
5340 one basic block. Make sure there are no unterminated libcall blocks.
5341 Update compute_sets call.
5342 (cprop): Walk basic blocks instead of the insn chain.
5343 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5345 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5346 one_cprop_pass calls.
5348 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5350 * combine.c (combine_simplify_rtx): Remove a transformation that
5351 relies on an invalid assumption about rtl sign-extension semantics.
5353 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5355 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5356 to build_int_cst_wide.
5358 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5361 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5362 set the original address pseudo to the correct value before the
5363 original insn, if possible, and leave the insn alone, otherwise
5364 create a new pseudo, set it and replace it in the insn.
5365 * recog.c (validate_change_maybe_volatile): New.
5366 * recog.h (validate_change_maybe_volatile): Declare.
5368 2005-04-09 Caroline Tice <ctice@apple.com>
5370 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5371 Remove targetm.have_named_sections test.
5372 (fix_edges_for_rarely_executed_code): Likewise.
5373 (insert_section_boundary_note): Likewise.
5374 (reorder_basic_blocks): Check partitioning flag before calling
5375 verify_hot_cold_block_grouping.
5376 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5377 the function struct rather than global variables.
5378 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5379 (COLD_END_LABEL): Likewise
5380 (cold_text_section_label): New static global variable.
5381 (cold_end_label): Likewise.
5382 (dwarf2out_switch_text_section): Get hot/cold section labels from
5383 the function struct rather than global variables.
5384 (output_aranges): Use cold_text_section_label and cold_end_label;
5385 check partitioning flag before putting out delta.
5386 (output_ranges): Remove incorrect code attempting to use
5388 (output_line_info): Get cold section label from function struct.
5389 (add_location_or_const_value_attribute): Likewise.
5390 (get_subprogram_die): Get hot/cold section labels from function struct.
5391 (dwarf2out_var_location): Likewise.
5392 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5393 write out cold_text_section_label if partition flag is set.
5394 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5395 * function.h (struct function): Add new fields to point to hot/cold
5396 section labels: hot_section_label, cold_section_label,
5397 hot_section_end_label and cold_section_end_label; also add new field
5398 for cold text section name, unlikely_text_section_name.
5399 * opts.c (decode_options): Turn off partitioning flag if
5400 !targetm.have_named_sections.
5401 * output.h (hot_section_label): Remove.
5402 (hot_section_end_label): Remove.
5403 (cold_section_end_label): Remove.
5404 (unlikely_section_label): Remove.
5405 (unlikely_text_section_name): Remove.
5406 * passes.c (rest_of_handle_final): Remove code that frees
5407 unlikely_text_section_name.
5408 * varasm.c (unlikely_section_label): Remove.
5409 (hot_section_label): Remove.
5410 (hot_section_end_label): Remove.
5411 (cold_section_end_label): Remove.
5412 (unlikely_text_section_name): Remove.
5413 (initialize_cold_section_name): Modify to call
5414 targetm.strip_name_encoding; to store cold section name in current
5415 function struct, if it exists; and to only use the decl_section_name
5416 if flag_named_sections is true.
5417 (unlikely_text_section): Modify to get section name out of current
5418 function struct, if there is one; otherwise build it from
5419 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5420 (in_unlikely_text_section): Likewise.
5421 (named_section): Modify to get/put cold section name in current function
5422 struct, if there is one.
5423 (function_section): Change 'bool unlikely' to 'int reloc'; check
5424 targetm.have_named_sections before calling named_section.
5425 (current_function_section): Likewise.
5426 (assemble_start_function): Modify to get/put unlikely_text_section_name
5427 in current function struct; modify to get hot/cold section labels
5428 from function struct; initialize labels using
5429 ASM_GENERATE_INTERNAL_LABEL;
5430 test partitioning flag before writing out hot section label.
5431 (assemble_end_function): Test partitioning flag before writing out
5432 hot/cold section labels.
5433 (default_section_type_flags_1): Modify to use array instead of
5434 char* for unlikely_text_section_name; set flags correctly for
5435 cold text section if there is not a current function decl.
5437 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5439 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5440 and TI_VA_LIST_FPR_COUNTER_FIELD.
5441 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5442 * tree-pass.h (pass_stdarg): Add.
5443 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5444 * tree-stdarg.c: New file.
5445 * tree-stdarg.h: New file.
5446 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5447 (tree-stdarg.o): Add dependencies.
5448 * function.h (struct function): Add va_list_gpr_size and
5449 va_list_fpr_size fields.
5450 * function.c (allocate_struct_function): Initialize them.
5451 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5452 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5453 (TARGET_INITIALIZER): Add it.
5455 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5456 va_list_{g,f}pr_counter_field.
5457 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5458 area will not be used. Only save registers that tree-stdarg.c
5459 detected they need saving.
5460 (ix86_va_start): Don't set up fields that won't be used.
5462 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5463 va_list_{g,f}pr_counter_field.
5464 (setup_incoming_varargs): Don't do anything if reg_save
5465 area will not be used. Only save registers that tree-stdarg.c
5466 detected they need saving.
5467 (rs6000_va_start): Don't set up fields that won't be used.
5469 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5470 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5471 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5472 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5474 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5477 * config/i386/i386.c (construct_container): Pass empty aligned
5478 struct, union or class in memory.
5480 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5482 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5483 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5484 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5485 config/rs6000/predicates.md: Fix comment typos.
5487 * sched-int.h (haifa_insn_data): Remove blockage and units.
5488 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5489 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5490 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5492 2005-04-09 Jan Hubicka <jh@suse.cz>
5493 Steven Bosscher <stevenb@suse.de>
5495 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5496 * cfgloop.c (get_loop_exit_edges): Likewise.
5497 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5499 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5500 * tree-cfg.c (dump_cfg_status): Likewise.
5502 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5504 * config/rs6000/predicates.md (altivec_register_operand): Remove
5505 redundant match_code test.
5506 (gpc_reg_operand): Same.
5507 (cc_reg_operand): Same.
5508 (cc_reg_not_cr0_operand): Same.
5510 2005-04-09 Jan Hubicka <jh@suse.cz>
5512 Forgotten hunk from my last merge patch:
5513 * final.c (output_addr_const): Do not call mark_referenced.
5515 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5517 * doc/tree-ssa.texi: Add immediate use documentation.
5519 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5521 * arm.c (FL_WBUF): Define.
5522 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5523 (arm_is_6_or_7): Delete.
5524 (arm_tune_wbuf): New.
5525 (arm_override_options): Set arm_tune_wbuf.
5526 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5527 (arm_is_6_or_7): Delete declaration.
5528 (arm_tune_wbuf): New declartion.
5529 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5530 (model_wbuf): Derive from arm_tune_wbuf.
5531 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5532 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5533 (arm740t): Mark CPUs as having a write buffer.
5535 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5537 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5538 of 'const_double_operand' in operand 2 constraints. Update enable
5541 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5543 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5544 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5545 * optabs.h (enum optab_index): Add new OTI_lfloor.
5546 (lfloor_optab): Define corresponding macro.
5547 * optabs.c (init_optabs): Initialize lfloor_optab.
5548 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5549 and lfloordi2 patterns.
5550 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5551 (expand_builtin_int_roundingfn): New function.
5552 (fold_builtin_int_roundingfn): New prototype.
5553 (fold_builtin_int_roundingfn): New function, renamed from
5554 fold_builtin_lround.
5555 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5556 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5557 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5558 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5559 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5560 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5561 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5562 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5563 into lfloor built-in function and (long long int)floor{,f,l} into
5564 llfloor built-in function.
5565 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5568 2005-04-08 Ian Lance Taylor <ian@airs.com>
5570 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5571 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5572 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5573 (DO_COND, DO_BODY): Likewise.
5574 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5575 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5576 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5577 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5578 (build_continue_stmt, build_break_stmt): Don't declare.
5579 (c_do_switch_warnings): Update declaration.
5580 * c-gimplify.c (enum bc_t): Remove.
5581 (struct c_gimplify_ctx, ctxp): Remove.
5582 (push_context, pop_context): Remove static functions.
5583 (c_genericize): Don't call push_context or pop_context.
5584 (begin_bc_block, finish_bc_block): Remove static functions.
5585 (build_bc_goto): Likewise.
5586 (gimplify_c_loop): Likewise.
5587 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5588 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5589 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5590 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5591 * c-common.c (c_do_switch_warnings): Rename from
5592 c_do_switch_warnings_1.
5593 (c_do_switch_warnings) [old version]: Remove.
5594 (c_do_switch_expr_warnings): Remove.
5595 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5596 function instead of c_do_switch_expr_warnings.
5597 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5598 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5599 * c-pretty-print.c (pp_c_statement): Likewise.
5600 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5602 2005-04-08 Devang Patel <dpatel@apple.com>
5604 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5605 While selecting replacement condition pay attention to loop header.
5607 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5609 Merge from tree-cleanup-branch: VRP, store CCP, store
5610 copy-prop, incremental SSA updating of FUD chains and
5611 newly exposed symbols.
5613 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5614 (OBJS-common): Add tree-vrp.o.
5615 (tree-vrp.o): New rule.
5616 * basic-block.h (nearest_common_dominator_for_set): Declare.
5617 * common.opt (ftree-store-ccp): New flag.
5618 (ftree-copy-prop): New flag.
5619 (ftree-vrp): New flag.
5620 (ftree-store-copy-prop): New flag.
5621 * dominance.c (nearest_common_dominator_for_set): New.
5622 * domwalk.c (walk_dominator_tree): Only traverse
5623 statements in blocks marked in walk_data->interesting_blocks.
5624 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5625 * fold-const.c (fold): Handle ASSERT_EXPR.
5626 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5627 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5628 flag_tree_vrp at -O2.
5629 * timevar.def (TV_TREE_VRP): Define.
5630 (TV_TREE_COPY_PROP): Define.
5631 (TV_TREE_STORE_COPY_PROP): Define.
5632 (TV_TREE_SSA_INCREMENTAL): Define.
5633 (TV_TREE_STORE_CCP): Define.
5634 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5635 to kill_redundant_phi_nodes from comment.
5636 (verify_expr): Handle ASSERT_EXPR.
5637 * tree-dfa.c (mark_new_vars_to_rename): Remove second
5638 argument. Update all users.
5639 (mark_call_clobbered_vars_to_rename): Remove. Update all
5641 * tree-flow-inline.h (unmodifiable_var_p): New.
5642 * tree-flow.h (enum value_range_type): Declare.
5643 (struct value_range_def): Declare.
5644 (value_range): Declare.
5645 (remove_all_phi_nodes_for): Remove. Update all users.
5646 (find_phi_node_for): Declare.
5647 (add_type_alias): Declare.
5648 (count_uses_and_derefs): Declare.
5649 (kill_redundant_phi_nodes): Remove.
5650 (rewrite_into_ssa): Remove.
5651 (rewrite_def_def_chains): Remove.
5652 (update_ssa, register_new_name_mapping, create_new_def_for,
5653 need_ssa_update_p, name_registered_for_update_p,
5654 release_ssa_name_after_update_ssa, dump_repl_tbl,
5655 debug_repl_tbl, dump_names_replaced_by,
5656 debug_names_replaced_by, mark_sym_for_renaming,
5657 mark_set_for_renaming, get_current_def, set_current_def,
5658 get_value_range, dump_value_range, debug_value_range,
5659 dump_all_value_ranges, debug_all_value_ranges,
5660 expr_computes_nonzero, loop_depth_of_name,
5661 unmodifiable_var_p): Declare.
5662 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5664 * tree-into-ssa.c (block_defs_stack): Update comment.
5665 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5666 syms_to_rename, names_to_release, repl_tbl,
5667 need_to_initialize_update_ssa_p, need_to_update_vops_p,
5668 need_to_replace_names_p): New locals.
5669 (NAME_SETS_GROWTH_FACTOR): Define.
5670 (struct repl_map_d): Declare.
5671 (struct mark_def_sites_global_data): Add field
5673 (enum rewrite_mode): Declare.
5674 (REGISTER_DEFS_IN_THIS_STMT): Define.
5675 (compute_global_livein): Use last_basic_block instead of
5677 (set_def_block): Remove last argument. Update all callers.
5678 (prepare_use_operand_for_rename): Remove. Update all callers.
5679 (prepare_def_operand_for_rename): Remove. Update all callers.
5680 (symbol_marked_for_renaming): New.
5683 (repl_map_hash): New.
5685 (repl_map_free): New.
5686 (names_replaced_by): New.
5687 (add_to_repl_tbl): New.
5688 (add_new_name_mapping): New.
5689 (mark_def_sites): Assume that all the operands in the
5690 statement are in normal form.
5691 (find_idf): Assert that the block in the stack is valid.
5692 (get_default_def_for): New.
5693 (insert_phi_nodes_for): Add new argument 'update_p'.
5695 If update_p is true, add a new mapping between the LHS of
5696 each new PHI and the name that it replaces.
5697 (insert_phi_nodes_1): Only call find_idf if needed.
5698 (get_reaching_def): Call get_default_def_for.
5699 (rewrite_operand): Remove.
5700 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5701 and REWRITE_THIS_STMT are false.
5702 Assume that all the operands in the statement are in
5704 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5705 (rewrite_virtual_phi_arguments): Remove.
5706 (invalidate_name_tags): Remove.
5707 (register_new_update_single, register_new_update_set,
5708 rewrite_update_init_block, replace_use,
5709 rewrite_update_fini_block, rewrite_update_stmt,
5710 rewrite_update_phi_arguments): New.
5711 rewrite_blocks): Remove argument 'fix_virtual_phis'.
5712 Add arguments 'entry', 'what' and 'blocks'.
5713 Initialize the dominator walker according to 'what' and
5715 Start the dominator walk at 'entry'.
5716 (mark_def_site_blocks): Add argument 'interesting_blocks'.
5717 Use it to configure the dominator walker.
5718 (rewrite_into_ssa): Remove argument 'all'.
5720 (rewrite_all_into_ssa): Remove.
5721 (rewrite_def_def_chains): Remove.
5722 (mark_def_interesting, mark_use_interesting,
5723 prepare_phi_args_for_update, prepare_block_for_update,
5724 prepare_def_site_for, prepare_def_sites,
5725 dump_names_replaced_by, debug_names_replaced_by,
5726 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5727 delete_update_ssa, create_new_def_for,
5728 register_new_name_mapping, mark_sym_for_renaming,
5729 mark_set_for_renaming, need_ssa_update_p,
5730 name_registered_for_update_p, ssa_names_to_replace,
5731 release_ssa_name_after_update_ssa,
5732 insert_updated_phi_nodes_for, update_ssa): New.
5733 * tree-loop-linear.c (linear_transform_loops): Call
5734 update_ssa instead of rewrite_into_ssa.
5735 * tree-optimize.c (vars_to_rename): Remove.
5737 (init_tree_optimization_passes): Replace
5738 pass_redundant_phi with pass_copy_prop.
5740 Replace pass_ccp with pass_store_ccp.
5741 Add pass_store_copy_prop after pass_store_ccp.
5742 (execute_todo): If the TODO_ flags don't include updating
5743 the SSA form, assert that it does not need to be updated.
5744 Call update_ssa instead of rewrite_into_ssa and
5745 rewrite_def_def_chains.
5746 If TODO_verify_loops is set, call verify_loop_closed_ssa.
5747 (tree_rest_of_compilation):
5748 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5749 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5750 TODO_cleanup_cfg): Renumber.
5751 (TODO_verify_loops, TODO_update_ssa,
5752 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5753 TODO_update_ssa_only_virtuals): Define.
5754 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5756 * tree-phinodes.c (make_phi_node): Update documentation.
5757 (remove_all_phi_nodes_for): Remove.
5758 (find_phi_node_for): New.
5759 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5760 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5761 (interpret_rhs_modify_expr): Likewise.
5762 * tree-sra.c (decide_instantiations): Mark all symbols in
5763 SRA_CANDIDATES for renaming.
5764 (mark_all_v_defs_1): Rename from mark_all_v_defs.
5765 (mark_all_v_defs): New function. Update all users to call it
5766 with the whole list of scalarized statements, not just the
5768 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5769 (compute_flow_insensitive_aliasing): If the tag is
5770 unmodifiable and the variable isn't or vice-versa, don't
5771 make them alias of each other.
5772 (setup_pointers_and_addressables): If the type tag for
5773 VAR is about to change, mark the old one for renaming.
5774 (add_type_alias): New.
5775 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5776 (ccp_lattice_t): Rename from latticevalue.
5777 (value): Remove. Update all users.
5778 (const_val): New local variable.
5779 (do_store_ccp): New local variable.
5780 (dump_lattice_value): Handle UNINITIALIZED.
5781 (debug_lattice_value): New.
5782 (get_default_value): Re-write.
5783 (set_lattice_value): Re-write.
5784 (def_to_varying): Remove. Update all users.
5785 (likely_value): Return VARYING for statements that make
5786 stores when STORE_CCP is false.
5787 Return VARYING for any statement other than MODIFY_EXPR,
5788 COND_EXPR and SWITCH_EXPR.
5789 (ccp_initialize): Re-write.
5790 (replace_uses_in, replace_vuse_in, substitute_and_fold):
5791 Move to tree-ssa-propagate.c.
5792 (ccp_lattice_meet): Handle memory stores when
5793 DO_STORE_CCP is true.
5794 (ccp_visit_phi_node): Likewise.
5795 (ccp_fold): Likewise.
5796 (evaluate_stmt): Likewise.
5797 (visit_assignment): Likewise.
5798 (ccp_visit_stmt): Likewise.
5799 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
5803 (do_ssa_store_ccp): New.
5804 (gate_store_ccp): New.
5805 (pass_store_ccp): Declare.
5806 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5807 (may_propagate_copy): Reformat.
5808 Don't abort if ORIG is a virtual and DEST isn't.
5809 If NEW does not have alias information but DEST does,
5811 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5812 copy_prop_kind, which_copy_prop): Declare.
5813 (stmt_may_generate_copy, get_copy_of_val,
5814 get_last_copy_of, set_copy_of_val, dump_copy_of,
5815 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5816 copy_prop_visit_stmt, copy_prop_visit_phi_node,
5817 init_copy_prop, fini_copy_prop, execute_copy_prop,
5818 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5819 store_copy_prop): New.
5820 (pass_copy_prop, pass_store_copy_prop): Declare.
5821 * tree-ssa-dom.c (struct opt_stats_d): Add fields
5822 'num_const_prop' and 'num_copy_prop'.
5823 (cprop_operand): Update them.
5824 (dump_dominator_optimization_stats): Dump them.
5825 (tree_ssa_dominator_optimize): Call update_ssa instead of
5827 (loop_depth_of_name): Declare extern.
5828 (simplify_cond_and_lookup_avail_expr): Guard against NULL
5829 values for LOW or HIGH.
5830 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5831 (record_equivalences_from_stmt): Call expr_computes_nonzero.
5832 (cprop_operand): Only propagate if VAL != OP.
5833 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5834 statement for renaming.
5835 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5836 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5837 add_type_alias if necessary.
5838 Call mark_new_vars_to_rename.
5839 (tree_ssa_iv_optimize): If new symbols need to be renamed,
5840 mark every statement updated, call update_ssa and
5841 rewrite_into_loop_closed_ssa.
5842 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5843 from LIVEIN if VAR is a virtual.
5844 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5845 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5846 (get_call_expr_operands): Reformat statement.
5847 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5849 * tree-ssa-propagate.c (ssa_prop_init): Initialize
5850 SSA_NAME_VALUE for every name.
5851 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5852 get_value_loaded_by): New.
5853 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5854 substitute_and_fold): Move from tree-ssa-ccp.c.
5855 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5856 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5857 get_value_loaded_by, replace_uses_in, substitute_and_fold):
5859 * tree-ssa.c (verify_use): Fix error message.
5860 (propagate_into_addr, replace_immediate_uses, get_eq_name,
5861 check_phi_redundancy, kill_redundant_phi_nodes,
5862 pass_redundant_phi): Remove. Update all users.
5863 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5864 add_type_alias, if necessary.
5865 * tree-vectorizer.h (struct _stmt_vect_info): Update
5866 documentation for field 'memtag'.
5867 * tree-vrp.c: New file.
5868 * tree.def (ASSERT_EXPR): Define.
5869 * tree.h (ASSERT_EXPR_VAR): Define.
5870 (ASSERT_EXPR_COND): Define.
5871 (SSA_NAME_VALUE_RANGE): Define.
5872 (struct tree_ssa_name): Add field 'value_range'.
5873 (PHI_REWRITTEN): Remove.
5874 (struct tree_phi_node): Remove field 'rewritten'.
5875 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5876 -ftree-store-copy-prop): Document.
5877 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5878 Document usage of update_ssa.
5880 2005-04-08 David Edelsohn <edelsohn@gnu.org>
5883 * config/rs6000/predicates.md (altivec_register_operand): Accept
5885 (and64_operand): Do not limit CONST_INT to mask64_operand.
5886 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5887 (and_operand): Do not limit CONST_INT to mask_operand.
5889 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5891 PR rtl-optimization/20466
5892 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5893 for overlap of the address of each list member.
5894 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5896 2005-04-08 Mike Stump <mrs@apple.com>
5898 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5900 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5903 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5905 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5907 * function.c (push_function_context_to): Don't set
5909 * function.h (function): Remove contains_functions.
5910 (current_function_contains_functions): Remove.
5912 * function.h (function): Remove instrument_entry_exit.
5913 (current_function_instrument_entry_exit): Remove.
5915 * function.h (nonlocal_labels): Remove.
5917 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5919 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5920 (check_attr_value, write_attr_get, write_expr_attr_cache,
5921 find_attr, make_internal_attr): Don't reference negative_ok or
5923 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5924 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5925 (ATTR_STATIC): Adjust the value.
5927 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5929 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
5931 * config/s390/tpf.h (ASM_SPEC): Define.
5933 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5935 * tree-flow.h: Remove the prototype for
5936 redirect_immediate_uses.
5937 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5939 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5941 * arm.c (arm_const_double_by_parts): New function.
5942 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5943 * arm.md (define_split for 64-bit constants): Add another one.
5945 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5947 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5949 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5951 * system.h: Revert last change.
5953 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
5955 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5956 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5957 (TARGET_SWITCHES): Delete.
5958 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5959 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5960 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5961 * config/xtensa/xtensa.opt: New file.
5963 2005-04-08 Ben Elliston <bje@au.ibm.com>
5965 * config/fp-bit.c: Include L_mul_tf in #endif comment.
5966 * config/fp-bit.h: Tidy comments.
5968 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5970 * system.h: Poison PARAMS.
5972 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
5974 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5975 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5976 (TARGET_SWITCHES): Delete.
5977 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5978 * config/vax/vax.opt: New file.
5980 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
5982 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5984 2005-04-07 Ian Lance Taylor <ian@airs.com>
5986 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5988 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5989 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5992 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
5994 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5995 all immediate uses in PHI nodes.
5997 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
5999 * arm.c (arm_const_double_inline_cost): Handle any constant by
6000 using gen_lowpart and gen_highpart_mode.
6001 (note_invalid_constants): All constants in an RTX with a constraint
6002 that permits memory are now pushed to the constant pool.
6003 (output_move_double): Delete code to handle reg to reg and
6004 constant to reg moves.
6005 (const_double_needs_minipool, output_mov_immediate): Delete.
6006 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
6007 CONST_INT and CONST_VECTOR.
6008 * arm.md (ANY64): New mode macro.
6009 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
6010 (movdf_soft_insn): Split reg-reg and const-reg moves.
6011 (split patterns for 64-bit constant and register moves): New.
6012 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
6013 (cirrus_movdf_hard_insn): Likewise.
6014 * fpa.md (movdf_fpa): Likewise.
6015 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
6016 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
6018 (movv2si_internal_2): Likewise.
6019 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
6020 (movdf_vfp): Likewise.
6021 * arm-protos.h (output_mov_immediate): Delete prototype.
6023 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
6026 * simplify-rtx.c (simplify_unary_operation_1): Check
6027 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
6029 2005-04-06 James E Wilson <wilson@specifixinc.com>
6032 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
6035 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6037 * coverage.h (GCOV_TYPE_NODE): Delete.
6038 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
6039 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
6040 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
6041 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
6042 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
6044 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
6047 * Makefile.in (gcc.pot): Remove options.c dependency.
6048 * optc-gen.awk: Don't quote help strings with N_().
6050 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
6052 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
6053 the function returns a pointer type.
6055 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
6057 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
6058 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
6059 * doc/invoke.texi: Documnet salias-max-implicit-fields.
6060 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
6061 explicit_uses members.
6062 (get_or_create_used_part_for): Initialize new fields.
6063 (fieldoff_compare): New function.
6064 (create_overlap_variables_for): Count number of fields, use
6065 heuristic to determine whether to create subvars for vars with
6067 Sort the field list by offset and avoid creating duplicate SFT's.
6069 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6071 * c.opt (-F): Remove trailing whitespace from help string.
6072 (-finput-charset): Use a tab to separate the switch name and help
6074 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
6075 (-ftree-vectorizer-verbose): Likewise.
6077 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6079 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
6080 a PHI argument where a use occurs instead of all PHI arguments.
6082 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
6084 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
6087 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
6089 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
6090 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
6091 config/bfin/bfin.h: Fix comment typos.
6093 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
6095 * doc/install.texi: Update the URL for Jacks.
6096 * doc/sourcebuild.texi: Likewise.
6098 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6101 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
6102 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
6104 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6106 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
6108 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
6110 * config/v850/v850-protos.h (override_options): Delete.
6111 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
6112 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
6113 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
6114 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
6115 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
6116 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
6117 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
6118 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
6119 (OVERRIDE_OPTIONS): Delete.
6120 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
6121 (small_memory_info): Remove the value field.
6122 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
6124 * config/v850/v850.c (small_memory): Remove the value field.
6125 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6126 (override_options): Delete.
6127 (v850_handle_memory_option, v850_handle_option): New functions.
6128 * config/v850/v850.opt: New file.
6130 2005-04-06 Geoffrey Keating <geoffk@apple.com>
6132 * config.host: Add a section for generic hosts, and a subsection
6133 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
6134 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
6135 * config/host-darwin.h: New.
6136 * config/x-darwin: New.
6137 * config/i386/host-i386-darwin.c: New.
6138 * config/i386/x-darwin: New.
6139 * config/rs6000/host-darwin.c: Include host-darwin.h.
6140 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
6141 (darwin_rs6000_gt_pch_use_address): Likewise.
6142 * config/rs6000/x-darwin: Change name of .o built, update
6143 dependencies for changes to rs6000/host-darwin.c.
6145 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6148 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
6150 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
6152 * tree-vect-analyze.c (vect_analyze_loop_form): Call
6153 split_loop_exit_edge instead of loop_split_edge_with.
6155 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
6157 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
6158 UNSPEC_SET_VSCR): New constants, used throughout.
6160 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
6162 (altivec_vspltis<VI_char>): ... this pattern, using
6163 a QImode const_int_operand for the immediate.
6164 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
6167 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6170 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
6172 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
6174 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
6176 2005-04-06 Ben Elliston <bje@au.ibm.com>
6178 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
6179 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
6180 macros as living in "this file" and not gcc.h.
6182 2005-04-06 Ben Elliston <bje@au.ibm.com>
6184 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
6185 -ftree-live_range_split. Perhaps renamed at some point?
6187 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6190 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
6191 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
6193 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
6195 * tree-flow.h (number_of_iterations_cond): Declaration removed.
6196 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
6197 (number_of_iterations_special): New function.
6198 (number_of_iterations_exit): Use number_of_iterations_special.
6199 Use simplify_using_outer_evolutions only at -O3.
6200 (number_of_iterations_cond, tree_simplify_using_condition,
6201 simplify_using_initial_conditions, loop_niter_by_eval,
6202 compare_trees, can_count_iv_in_wider_type_bound,
6203 simplify_using_outer_evolutions): Use fold_build.
6205 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
6207 * doc/install.texi (Configuration): Document --with-java-home.
6209 2005-04-05 Richard Henderson <rth@redhat.com>
6213 * config/i386/i386.c (print_operand): Handle vector zeros.
6214 (ix86_split_to_parts): Handle CONST_VECTOR.
6215 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
6216 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
6217 what modes to tie for MMX and SSE registers.
6218 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
6219 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
6220 to vector modes as well.
6221 * config/i386/predicates.md (const0_operand): Handle VOIDmode
6222 properly as an input mode.
6224 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6226 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
6228 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6230 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
6232 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6234 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
6235 and local functions, set sse_nregs to 8 and float_in_sse.
6236 (function_arg_advance, function_arg): If float_in_sse, pass
6237 SFmode and DFmode arguments in SSE registers.
6238 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
6240 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
6241 of -funit-at-a-time.
6243 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6245 * config/i386/i386-protos.h (ix86_function_value): Accept two
6246 arguments, like the target macro.
6247 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
6248 * config/i386/i386.c (ix86_function_value): Accept the second
6249 argument of the target macro.
6250 (ix86_function_ok_for_sibcall): Pass a function pointer to
6251 ix86_function_value.
6252 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
6253 call to ix86_value_regno).
6254 (ix86_value_regno): Add support for returning floating point values
6257 2005-04-05 Jakub Jelinek <jakub@redhat.com>
6259 PR tree-optimization/20076
6260 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
6261 that call __builtin_return or __builtin_apply_args.
6263 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
6265 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
6266 Use immediate use iterator.
6267 (stmt_is_bumper_for_loop): Use immediate use iterator.
6268 * predict.c (strip_builtin_expect): Use update_stmt.
6269 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
6270 on all elements of a STATEMENT_LIST.
6271 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
6272 (bsi_remove): Remove imm_use links and mark the stmt as modified.
6273 (bsi_replace): Mark stmt as modified and the update it.
6274 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
6275 (expand_complex_libcal): Call update_stmt.
6276 (expand_complex_comparison): Call mark_stmt_modified.
6277 (expand_complex_operations_1): Call update_stmt_if_modified.
6278 (expand_vector_operations_1): Call mark_stmt_modified.
6279 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
6280 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
6281 add_immediate_use, redirect_immediate_use,
6282 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
6283 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
6284 (mark_new_vars_to_rename): Call update_stmt.
6285 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
6286 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
6288 (unmodify_stmt): Delete.
6289 (update_stmt): New. Force an update of a stmt.
6290 (update_stmt_if_modified): update a stmt if it is out of date.
6291 (get_stmt_operands): Verify stmt is NOT modified.
6292 (stmt_modified_p): Update comment.
6293 (delink_imm_use): Remove a use node from its immuse list.
6294 (link_imm_use_to_list): Link a use node to a specific list.
6295 (link_imm_use): Link a node to the correct list.
6296 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
6297 it in the correct list, if appropriate.
6298 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
6299 (relink_imm_use): Link a use node in place of another node in a list.
6300 (relink_imm_use_stmt): LInk a node in place of another node, and set
6302 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
6303 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
6304 (first_safe_imm_use): New. Initialize a safe immuse iterator.
6305 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
6306 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
6307 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
6308 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
6309 (has_zero_uses): New. Return true if there are no uses of a var.
6310 (has_single_use): New. Return true if there is only a single use of a
6312 (single_imm_use): New. Return the simgle immediate use.
6313 (num_imm_uses): New. Return the number of immediate uses.
6314 (get_v_must_def_ops): Use is now a pointer.
6315 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
6316 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
6318 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
6319 (delink_stmt_imm_use): Delink all immuses from a stmt.
6320 (phi_arg_index_from_use): New. Return a phi arg index for a use.
6321 * tree-flow.h (struct dataflow_d): Delete.
6322 (immediate_use_iterator_d): New. Immediate use iterator struct.
6323 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
6324 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
6325 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
6327 (struct stmt_ann_d): Remove dataflow_t from struct.
6328 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
6329 (if_convertible_phi_p): Use FAST immuse iterator.
6330 (if_convertible_loop_p): Don't call compute_immediate_uses.
6331 (replace_phi_with_cond_modify_expr): Call update_stmt.
6332 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
6333 update_stmt_if_modified.
6334 (rewrite_all_into_ssa): Initialize ssa operands.
6335 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6336 compute_immediate_uses.
6337 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6338 ssa_property is available.
6339 (execute_one_pass): Change parameters passed to execute_todo.
6340 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6341 (remove_ssa_form): Call fini_ssa_operands.
6342 (insert_backedge_copies): Delete call to modify_stmt.
6343 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6344 (release_phi_node): Delink any use nodes before releasing.
6345 (resize_phi_node): Relink any use nodes.
6346 (remove_phi_arg_num): Delink the use node.
6347 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6348 (remove_all_phi_nodes_for): Release phi node first.
6349 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6350 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6351 (scalarize_use, scalarize_copy): Call update_stmt.
6352 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6353 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6354 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6355 (ccp_initialize): Remove call to compute_immediate_uses.
6356 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6357 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6359 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6360 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6361 (eliminate_redundant_computations): Call mark_stmt_modified.
6362 (cprop_operand): Call mark_stmt_modified.
6363 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6364 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6365 (dse_optimize_stmt): Use new immuse interface.
6366 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6367 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6368 (substitute_single_use_vars): Use new immuse interface.
6369 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6370 and compute_immediate_uses.
6371 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6373 (rewrite_mem_refs): Call update_stmt.
6374 (determine_lsm): Remove call to compute_imm_uses and free_df.
6375 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6376 (try_unroll_loop_completely): Call update_stmt.
6377 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6378 (rewrite_use_compare): Call update_stmt.
6379 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6380 (rewrite_use) : Call update_stmt.
6381 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6382 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6384 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6385 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6386 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6388 (initialize_vuse_operand): New. Initialize a vuse operand.
6389 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6390 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6391 (finalize_ssa_defs): Use stmt parameter.
6392 (correct_use_link): Ensure a use node is in the correct list, and has
6393 the correct stmt pointer.
6394 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6395 finalize_ssa_v_must_defs): Also initialize use nodes.
6396 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6397 (build_ssa_operands): Seperate parsing from final operand construction.
6398 (parse_ssa_operands): New. Parse entry point for operand building.
6399 (swap_tree_operands): New. Swap 2 tree operands.
6400 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6402 (get_expr_operands): Call swap_tree_operands when needed.
6403 (copy_virtual_operands): Use initialize routines for virtual use ops.
6404 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6405 (verify_abort): New. Issue imm_use error.
6406 (verify_imm_links): New Verify imm_use links for a var.
6407 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6408 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6409 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6410 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6411 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6412 (NULL_USE_OPERAND_P) Define.
6413 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6415 (struct vuse_operand_type): New struct.
6416 (SET_USE): Call set_ssa_use_from_ptr.
6418 (PHI_ARG_INDEX_FROM_USE): Define.
6419 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6420 argument via SET_USE, not PHI_ARG_DEF_TREE.
6421 * tree-ssa-pre.c (eliminate): Call update_stmt.
6422 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6424 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6425 (nearest_common_dominator_of_uses): Use imm_use iterator.
6426 (statement_sink_location): Use imm_use iterator and interface.
6427 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6428 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6429 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6430 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6431 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6432 if new parameter is true.
6433 (init_tree_ssa): Don't initialize operand cache here.
6434 (delete_tree_ssa): Don't destroy operand cache here.
6435 (propagate_into_addr): Pass in a use pointer, return true if anything
6437 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6438 (check_phi_redundancy): Use imm_use iterator.
6439 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6441 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6442 (release_ssa_name): Delink node and all elements in its imm_use list.
6443 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6444 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6445 * tree-vectorizer.c (need_imm_uses_for): Delete.
6446 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6447 * tree.h (struct ssa_imm_use_d): Define.
6448 (SSA_NAME_IMM_USE_NODE): Define.
6449 (struct tree_ssa_name): Add imm_use node.
6451 (PHI_ARG_IMM_USE_NODE): Define.
6452 (struct phi_arg_d): Add imm_use node.
6453 (struct tree_phi_node): Remove struct dataflow_d element.
6454 (TDF_STMTADDR): Define.
6456 2005-04-05 Dale Johannesen <dalej@apple.com>
6458 * doc/invoke.texi (Optimization Options): Remove
6459 duplicate -fcse-follow-jumps. Add -fweb.
6460 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6461 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6463 2005-04-05 Per Bothner <per@bothner.com>
6465 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6466 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6467 (warn_uninit): Get EXPR_LOCUS from context now instead.
6468 This fixes a USE_MAPPED_LOCATION testsuite failure.
6470 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6472 2005-04-05 Per Bothner <per@bothner.com>
6474 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6475 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6476 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6479 2004-04-05 Devang Patel <dpatel@apple.com>
6481 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6482 (lhsr<mode>3): ... new name.
6483 (altivec_vsra<VI_char>): Rename to ..
6484 (ashr<mode>3): ... new name.
6485 * config/rs6000/rs6000.c (builtin_description): Rename shift
6488 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6490 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6491 gen_lowpart_for_combine.
6492 * cse.c (gen_lowpart_if_possible): Move...
6493 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6495 (gen_lowpart_no_emit_general): Use it.
6497 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6499 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6502 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6504 * system.h: Fix typo.
6506 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6508 * config/bfin/bfin-modes.def: New file.
6509 * config/bfin/bfin-protos.h: New file.
6510 * config/bfin/bfin.c: New file.
6511 * config/bfin/bfin.h: New file.
6512 * config/bfin/bfin.md: New file.
6513 * config/bfin/bfin.opt: New file.
6514 * config/bfin/crti.s: New file.
6515 * config/bfin/crtn.s: New file.
6516 * config/bfin/elf.h: New file.
6517 * config/bfin/lib1funcs.asm: New file.
6518 * config/bfin/predicates.md: New file.
6519 * config/bfin/t-bfin: New file.
6520 * config/bfin/t-bfin-elf: New file.
6521 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6522 Document new attributes.
6523 (interrupt, interrupt_handler, saveall): Update documentation for
6525 * doc/install.texi (Specific): Add entry for the Blackfin.
6526 * doc/invoke.texi (Blackfin Options): New section.
6527 * doc/md.texi (Blackfin family): New section to document constraints.
6528 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6530 2005-04-05 Olivier Hainque <hainque@adacore.com>
6532 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6533 match what the system unwinder expects.
6534 * config/mips/mips.c (mips_frame_set): If we're saving the return
6535 address register and the dwarf return address column number differs
6536 from the hard register number, adjust the note reg to refer to the
6539 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6541 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6542 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6543 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6544 (processor_type): New enum.
6545 (mn10300_processor): New variable.
6546 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6547 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6548 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6549 (PROCESSOR_DEFAULT): New macro.
6550 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6551 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6552 (mn10300_handle_option, mn10300_override_options): New functions.
6553 * config/mn10300/mn10300.opt: New file.
6555 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6556 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6558 PR tree-optimization/19903
6559 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6560 that don't fit in their type after conversion.
6562 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6565 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6566 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6567 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6568 flag here. Implement using define_insn_and_split.
6569 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6570 (frndintxf2_mask_pm_i387): New insn patterns.
6571 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6572 Do not set ix86_optimize_mode_switching flag.
6573 (ceilsf2, ceildf2, ceilxf2): Same.
6574 (btruncsf2, btruncdf2, btruncxf2): Same.
6575 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6577 2005-04-05 Ian Lance Taylor <ian@airs.com>
6580 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6581 i386_pe_record_external_function.
6582 (i386_pe_record_external_function): Update declaration.
6583 * config/i386/winnt.c (struct extern_list): Add decl field.
6584 (i386_pe_record_external_function): Add decl parameter.
6585 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6587 * config/i386/i386-protos.h (i386_pe_record_external_function):
6590 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6592 * config/m68k/m68k-protos.h: Add a prototype for
6593 valid_dbcc_comparison_p_2.
6594 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6595 extend_operator, const_uint32_operand, const_sint32_operand,
6596 general_src_operand, nonimmediate_src_operand,
6597 memory_src_operand, post_inc_operand, pre_dec_operand,
6598 pcrel_address): Move to predicates to predicates.md.
6599 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6600 * config/m68k/m68k.md: Include predicates.md.
6601 * config/m68k/predicates.md: New.
6603 2005-04-04 Roger Sayle <roger@eyesopen.com>
6605 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6607 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6609 2005-04-04 Ian Lance Taylor <ian@airs.com>
6611 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6613 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6614 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6615 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6616 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6617 * c-common.c (c_do_switch_warnings_1): New static function broken
6618 out of c_do_switch_warnings.
6619 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6620 (c_do_switch_expr_warnings): New function.
6621 * c-common.h (c_do_switch_expr_warnings): Declare.
6623 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6624 Daniel Jacobowitz <dan@codesourcery.com>
6626 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6628 * rtlanal.c (may_trap_p): Same.
6630 2005-04-04 Dale Johannesen <dalej@apple.com>
6632 * ChangeLog: remove reference to ChangeLog.12.
6634 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
6636 CRIS epilogue as RTL.
6637 * config/cris/cris.md: Change all 0 in unspec 0 to
6639 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6640 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6642 ("return"): Change to define_expand. Call cris_expand_return for
6644 ("*return_expanded"): New pattern.
6645 ("epilogue"): New define_expand.
6646 * config/cris/cris.h (PREDICATE_CODES): Add
6647 cris_load_multiple_op.
6648 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6650 (enum cris_retinsn_type): New.
6651 (struct machine_function): New member return_type.
6652 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6653 (cris_target_asm_function_epilogue): Remove, moving RTLified
6655 (cris_expand_epilogue): New function.
6656 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6657 (cris_gen_movem_load, cris_load_multiple_op)
6658 (cris_return_address_on_stack_for_return, cris_expand_return): New
6660 (cris_target_asm_function_prologue)
6661 (cris_initial_frame_pointer_offset): Call
6662 cris_reg_saved_in_regsave_area instead of complicated expression.
6663 Call cris_return_address_on_stack instead of an expression.
6664 (cris_print_operand) <case 'o', case 'O'>: New cases.
6665 (cris_return_address_on_stack): Change return-type to bool.
6666 (cris_simple_epilogue): Ditto. Return false if registers are
6668 * config/cris/cris-protos.h (cris_simple_epilogue)
6669 (cris_return_address_on_stack): Adjust prototype return type.
6670 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6671 (cris_return_address_on_stack_for_return): New prototypes.
6673 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6675 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6676 gpr_or_int12_operand.
6678 * config/frv/frv-protos.h: Add a prototype to
6679 frv_legitimate_memory_operand and frv_const_unspec_p.
6680 (frv_unspec): Move from frv.c.
6681 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6682 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6683 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6684 gpr_or_fpr_operand, gpr_or_int12_operand,
6685 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6686 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6687 int6_operand, int5_operand, uint5_operand, uint4_operand,
6688 uint1_operand, int_2word_operand, uint16_operand,
6689 upper_int16_operand, integer_register_operand,
6690 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6691 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6692 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6693 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6694 move_destination_operand, movcc_fp_destination_operand,
6695 frv_function_symbol_referenced_p, move_source_operand,
6696 condexec_dest_operand, condexec_source_operand,
6697 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6698 const_unspec_operand, gpr_or_memory_operand,
6699 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6700 icc_operand, fcc_operand, cc_operand, icr_operand,
6701 fcr_operand, cr_operand, call_operand, sibcall_operand,
6702 symbolic_operand, relational_operator,
6703 integer_relational_operator, float_relational_operator,
6704 ccr_eqne_operator, minmax_operator,
6705 condexec_si_binary_operator, condexec_si_media_operator,
6706 condexec_si_divide_operator, condexec_si_unary_operator,
6707 condexec_sf_conv_operator, condexec_sf_add_operator,
6708 condexec_memory_operand, intop_compare_operator, acc_operand,
6709 even_acc_operand, quad_acc_operand, accg_operand: Move to
6711 * config/frv/frv.h (PREDICATE_CODES): Remove.
6712 * config/frv/frv.md: Include predicates.md.
6713 * config/frv/predicates.md: New.
6715 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6718 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6719 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6720 (add_standard_iv_candidates_for_size): New function, extracting code
6721 from add_standard_iv_candidates and parameterizing it by type size.
6722 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6724 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6726 * system.h (GCOV_SIZE_TYPE): Unposion.
6727 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6728 (GCOV_TYPE_SIZE): ...this new macro.
6729 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6730 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6731 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6732 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6733 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6734 instead of unsigned_intSI_type_node.
6735 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6736 (rtl_gen_one_value_profiler_no_edge_manipulation)
6737 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6738 * value-prof.c: Include coverage.h.
6740 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
6741 Diego Novillo <dnovillo@redhat.com>
6743 Fix PR tree-optimization/20703
6744 Fix PR tree-optimization/20725
6746 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6747 (create_expression_by_pieces): Ditto.
6748 (valid_in_set): Ditto. Also handle tcc_declaration.
6749 (find_or_generate_expression): Handle comparison class.
6750 (insert_into_preds_of_block): Ditto.
6751 (insert_aux): Ditto.
6752 (create_value_expr_from): Handle comparison class, recursively
6753 handle reference nodes.
6754 (compute_avail): Handle comparison classes, rewrite a little cleaner.
6755 (execute_pre): Fix spacing.
6756 (do_fre): Renamed to execute_fre.
6758 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6760 * doc/invoke.texi (SPARC options): Document that
6761 -mlittle-endian is not supported on Linux either.
6763 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6767 * config.gcc (Obsolete configurations): Remove
6768 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6769 (sparclite-*-coff*): Delete.
6770 (sparclite-*-elf*): Likewise.
6771 (sparc86x-*-elf*): Likewise.
6772 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6773 * config/sparc/lite.h: Delete.
6774 * config/sparc/litecoff.h: Likewise.
6775 * config/sparc/liteelf.h: Likewise.
6776 * config/sparc/sp86x-elf.h: Likewise.
6777 * config/sparc/t-sparclite: Likewise.
6778 * config/sparc/t-sp86x: Likewise.
6780 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
6782 * config/s390/s390-protos.h: (s390_comparison,
6783 s390_alc_comparison, s390_slb_comparison, const0_operand,
6784 consttable_operand, larl_operand, s_operand,
6785 shift_count_operand, bras_sym_operand, load_multiple_operation,
6786 store_multiple_operation, s390_plus_operand): Remove prototypes.
6787 (s390_legitimate_address_without_index_p): New prototype.
6788 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6790 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6791 const0_operand, consttable_operand, larl_operand, s_operand,
6792 shift_count_operand, bras_sym_operand, load_multiple_operation,
6793 store_multiple_operation, s390_plus_operand): Move to
6795 (check_mode): Remove.
6796 (s390_branch_condition_mask): Remove 'static'. Move prototype to
6798 (s390_legitimate_address_without_index_p): New.
6799 * config/s390/s390.h (PREDICATE_CODES): Remove.
6800 * config/s390/s390.md: Include predicates.md.
6801 * config/s390/predicates.md: New.
6803 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6806 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6807 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6808 (NEED_INDICATE_EXEC_STACK): Define to 1.
6809 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6810 (NEED_INDICATE_EXEC_STACK): Define to 1.
6811 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6812 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6813 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6814 (pic_helper_emitted_p): New global.
6815 (emit_pic_helper): New function extracted from...
6816 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
6817 Do not call emit_pic_helper if delay_pic_helper is true.
6818 (sparc_expand_prologue): Pass 'false' to load_pic_register.
6819 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6820 (sparc_file_end): New function.
6822 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6824 * config/mcore/mcore-protos.h: Remove the prototypes for
6825 mcore_arith_reg_operand, mcore_general_movsrc_operand,
6826 mcore_general_movdst_operand, mcore_reload_operand,
6827 mcore_arith_J_operand, mcore_arith_K_operand,
6828 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6829 mcore_arith_K_S_operand, mcore_arith_imm_operand,
6830 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6831 mcore_literal_K_operand, mcore_addsub_operand,
6832 mcore_compare_operand, mcore_load_multiple_operation,
6833 mcore_store_multiple_operation, mcore_call_address_operand.
6834 Add a prototype for const_ok_for_mcore.
6835 * config/mcore/mcore.c (mcore_call_address_operand,
6836 mcore_general_movsrc_operand, mcore_general_movdst_operand,
6837 mcore_arith_reg_operand, mcore_reload_operand,
6838 mcore_arith_J_operand, mcore_arith_K_operand,
6839 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6840 mcore_arith_M_operand, mcore_arith_imm_operand,
6841 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6842 mcore_literal_K_operand, mcore_addsub_operand,
6843 mcore_compare_operand, mcore_load_multiple_operation,
6844 mcore_store_multiple_operation): Move to predicates.md.
6845 (const_ok_for_mcore): Export.
6846 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6847 * config/mcore/mcore.md: Include predicates.md.
6848 * config/mcore/predicates.md: New.
6850 * config/mcore/predicates.md: Fix a comment typo.
6852 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
6853 Adrian Straetling <straetling@de.ibm.com>
6855 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6856 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6857 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6859 ("imul"): Removed from "type" attribute.
6860 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6861 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6862 Changed type to imulsi.
6863 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6865 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6867 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6868 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6869 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6870 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6871 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6872 (TARGET_SWITCHES, mcore_stack_increment_string)
6873 (TARGET_OPTIONS): Delete.
6874 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6875 than *_BIT constants.
6876 (TARGET_8ALIGN): #undef old definition before redefining to 1.
6877 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6878 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6879 (mcore_override_options): Delete mcore_stack_increment code.
6880 Change use of M340_BIT to MASK_M340.
6881 * config/mcore/mcore.opt: New file.
6883 2005-04-04 Ian Lance Taylor <ian@airs.com>
6885 * config/arm/arm.c (replace_symbols_in_block): Remove static
6888 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6890 * config/fr30/fr30-protos.h: Remove the prototypes for
6891 stack_add_operand, add_immediate_operand,
6892 high_register_operand, low_register_operand, call_operand,
6893 di_operand, and nonimmediate_di_operand.
6894 * config/fr30/fr30.c (stack_add_operand,
6895 add_immediate_operand, high_register_operand,
6896 low_register_operand, call_operand, di_operand,
6897 nonimmediate_di_operand): Move to predicates.md.
6898 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6899 * config/fr30/fr30.md: Include predicates.md.
6900 * config/fr30/predicates.md: New.
6902 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6903 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
6904 mcore_call_address_operand.
6906 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6907 general_movsrc_operand.
6909 2005-04-04 Alan Modra <amodra@bigpond.net.au>
6911 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6914 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
6917 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6920 2005-04-04 Richard Henderson <rth@redhat.com>
6921 Jakub Jelinek <jakub@redhat.com>
6923 PR rtl-optimization/16104
6924 * fold-const.c (fold_unary): Fix folding of vector conversions.
6926 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6928 * config.gcc (xstormy16-*-elf): Set extra_options.
6929 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6930 * config/stormy16/stormy16.opt: New file.
6932 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6934 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6935 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6936 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6937 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6938 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6939 (TARGET_UNIX_ASM): Delete.
6940 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6941 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6942 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6943 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6944 * config/pdp11/pdp11.opt: New file.
6946 2005-04-03 Roger Sayle <roger@eyesopen.com>
6947 Alexandre Oliva <aoliva@redhat.com>
6950 * fold-const.c (non_lvalue): Split tests into...
6951 (maybe_lvalue_p): New function.
6952 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6953 C++ front-end prior to lowering into gimple form.
6955 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6957 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6958 BUILT_IN_STRNCASECMP): New.
6959 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6962 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
6965 * arm.md (addsi3_compare0_for_combiner): Delete.
6966 (addsi3_compare0_scratch_for_combiner): Delete.
6967 (cmpsi_neg_shiftsi): Delete.
6968 (compare_negsi_si): New pattern.
6969 (cmpsi_negshiftsi_si): New pattern.
6970 (negated_cbranchsi4): Restrict to equality_operator.
6972 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6975 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6977 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6980 * doc/install.texi: Fix a typo.
6982 2005-04-03 Steven Bosscher <stevenb@suse.de>
6985 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6986 a computed goto if the edge to the computed goto block has
6987 incoming abnormal edges. Clarify how the function works.
6989 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
6991 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6992 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6993 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6994 hash_scan_set, reg_set_between_after_reload_p,
6995 reg_used_between_after_reload_p, get_avail_load_store_reg,
6996 eliminate_partially_redundant_load): Likewise.
6997 * postreload.c (reload_cse_simplify_set,
6998 reload_combine_note_use): Likewise.
6999 * predict.c (predict_insn, expected_value_to_br_prob,
7000 propagate_freq, expensive_function_p): Likewise.
7001 * print-rtl.c (print_rtx): Likewise.
7002 * profile.c (instrument_edges, instrument_values,
7003 compute_branch_probabilities, branch_prob, union_groups,
7004 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
7005 * protoize.c (in_system_include_dir, file_could_be_converted,
7006 file_normally_convertible, gen_aux_info_file, seek_to_line,
7007 do_cleaning): Likewise.
7008 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
7009 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
7010 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
7012 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7014 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
7015 * modulo-sched.c (undo_replace_buff_elem): New structure.
7016 (kernel_number_of_cycles, ps_unschedule_node,
7017 undo_generate_reg_moves,free_undo_replace_buff,
7018 undo_permute_partial_schedule, loop_single_full_bb_p,
7019 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
7020 build_loops_structure, get_sched_window): New.
7021 (generate_reg_moves): Return undo_replace_buff_elem and other
7023 (generate_prolog_epilog): Remove old loop versioning.
7024 (sms_schedule): Use loop information and loop_version.
7025 (sms_schedule_by_order): Split part of it to get_sched_window.
7026 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
7027 cfg_layout_finalize and free_dominance_info before/after SMS.
7029 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
7031 * cfghooks.c (lv_flush_pending_stmts,
7032 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
7033 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
7034 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
7035 lv_add_condition_to_bb,
7036 lv_adjust_loop_header_phi, extract_cond_bb_edges,
7037 flush_pending_stmts): New in cfg_hooks structure.
7038 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
7039 extract_cond_bb_edges, lv_adjust_loop_header_phi,
7040 lv_add_condition_to_bb): New declarations.
7041 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
7043 (loop_version): Declare.
7044 * cfgloopmanip.c (cfghooks.h): Include.
7045 (duplicate_loop_to_header_edge): Change return type to bool.
7046 (loop_version, lv_adjust_loop_entry_edge): Move here.
7047 * cfgrtl.c (cfgloop.h): Include.
7048 (rtl_verify_flow_info_1): Fix.
7049 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
7050 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
7052 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
7053 tree_lv_add_condition_to_bb): New.
7054 (tree_cfg_hooks): Add new hooks to initialization.
7055 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
7056 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
7058 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
7060 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
7061 xstormy16_below100_or_register,
7062 xstormy16_splittable_below100_or_register, and
7063 nonimmediate_nonstack_operand.
7065 * config/stormy16/stormy16-protos.h: Remove the prototypes for
7066 xstormy16_ineqsi_operator, equality_operator,
7067 inequality_operator, shift_operator,
7068 xstormy16_below100_operand, xstormy16_below100_or_register,
7069 xstormy16_splittable_below100_or_register,
7070 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
7071 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
7072 equality_operator, inequality_operator,
7073 xstormy16_below100_operand, xstormy16_below100_or_register,
7074 xstormy16_splittable_below100_or_register,
7075 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
7076 nonimmediate_nonstack_operand, shift_operator): Move to
7078 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
7079 * config/stormy16/stormy16.md: Include predicates.md.
7080 * config/stormy16/predicates.md: New.
7082 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7084 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
7085 small_int, large_int, reg_or_0_operand, simple_memory_operand,
7086 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
7087 move_operand, power_of_2_operand): Move to predicates.md.
7088 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
7089 PREDICATE_CODE): Remove.
7090 * config/iq2000/iq2000.md: Include predicates.md.
7091 * config/iq2000/predicates.md: New.
7093 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
7095 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
7096 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
7097 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
7098 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
7099 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
7100 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
7101 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
7102 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7103 (TARGET_M68HC11): Delete.
7104 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
7105 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
7106 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
7107 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
7108 (nb_soft_regs): Delete.
7109 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
7110 (m68hc11_override_options): Remove the code that caters for MASK_M6811
7111 and MASK_M6812 being set simultaneously. Change the code that sets
7112 the default m68hc11_soft_reg_count to use integers instead of strings.
7113 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
7114 m68hc11_soft_reg_count (which now has an int type) as the number
7116 * config/m68hc11/m68hc11.opt: New file.
7118 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
7120 * config/fr30/fr30.h (PREDICATE_CODES): Remove
7121 fp_displacement_operand, sp_displacement_operand.
7123 * config/m68hc11/m68hc11-protos.h: Add a prototype for
7125 Remove the prototypes for tst_operand, cmp_operand,
7126 stack_register_operand, d_register_operand,
7127 hard_addr_reg_operand, splitable_operand,
7128 m68hc11_logical_operator, m68hc11_arith_operator,
7129 m68hc11_non_shift_operator, m68hc11_shift_operator,
7130 m68hc11_unary_operator, m68hc11_eq_compare_operator,
7131 non_push_operand, hard_reg_operand, and
7132 reg_or_some_mem_operand.
7133 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
7135 (tst_operand, cmp_operand, non_push_operand,
7136 splitable_operand, reg_or_some_mem_operand,
7137 stack_register_operand, d_register_operand,
7138 hard_addr_reg_operand, hard_reg_operand,
7139 m68hc11_eq_compare_operator, m68hc11_logical_operator,
7140 m68hc11_arith_operator, m68hc11_non_shift_operator,
7141 m68hc11_shift_operator, m68hc11_unary_operator): Move to
7143 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
7144 * config/m68hc11/m68hc11.md: Include predicates.md.
7145 * config/m68hc11/predicates.md: New.
7147 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7150 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
7151 change checked in along with 2005-03-03's patch for debug/20253.
7152 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
7153 (remap_decl): Insert type decl in map earlier.
7155 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7157 PR tree-optimization/20640
7158 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
7159 post-dominator if it has phi nodes.
7160 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
7161 before dead statements.
7163 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7166 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
7168 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
7170 PR rtl-optimization/20290
7171 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
7172 in every iteration if the entry point is the exit test.
7174 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
7176 * config/cris/cris.md (attribute "length"): Define.
7178 2005-04-02 Geoffrey Keating <geoffk@apple.com>
7180 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
7181 (word_offset_memref_operand): New.
7182 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
7183 (indexed_or_indirect_operand): Delete.
7184 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
7185 (indexed_or_indirect_operand): Delete.
7187 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
7190 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
7193 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
7194 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
7196 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7198 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
7200 2005-04-01 Ian Lance Taylor <ian@airs.com>
7202 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
7203 (rus, prus): Remove static variables.
7204 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
7205 (process_command): Permit report_times and use_pipes together.
7207 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7209 * c-decl.c (validate_proto_after_old_defn): Look at
7210 TYPE_MAIN_VARIANT of argument types.
7212 2005-04-01 Paul Brook <paul@codesourcery.com>
7214 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
7215 (arm_output_function_epilogue): Allow call_via_SP.
7216 (thumb_call_via_reg, arm_file_end): Ditto.
7217 * config/arm/arm.h (struct machine_function): Include space for SP.
7218 (thumb_call_via_label): Update declaration.
7220 2005-04-01 Ian Lance Taylor <ian@airs.com>
7222 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
7223 doing a peephole optimization, once again put any notes in the
7226 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7228 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
7230 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7232 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
7233 (block_alloc, find_free_reg): Likewise.
7234 * loop-doloop.c (doloop_modify): Likewise.
7235 * loop-invariant.c (record_use): Likewise.
7236 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
7237 get_iv_value, canon_condition, eliminate_implied_condition,
7238 eliminate_implied_condition, simplify_using_initial_values,
7239 shorten_into_mode, canonicalize_iv_subregs,
7240 iv_number_of_iterations): Likewise.
7241 * loop-unroll.c (expand_var_during_unrolling): Likewise.
7242 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
7243 unswitch_loop): Likewise.
7244 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
7245 move_movables, replace_call_address, find_and_verify_loops,
7246 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
7247 record_giv, final_giv_value, general_induction_var,
7248 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
7249 loop_giv_dump): Likewise.
7251 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
7252 GCOV_CHECK_WRITING): Remove.
7253 (gcov_position, gcov_rewrite): Use gcc_assert.
7254 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
7255 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
7256 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
7259 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7261 * tree-inline.c: Fix a typo.
7263 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
7265 * configure.ac (enable-checking): Explicitly set all variables for
7266 collective switch values. Alphabetize variables. Rename
7267 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
7269 * doc/install.texi (enable-checking): Update documentation.
7270 * configure: Rebuilt.
7272 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7274 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
7277 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7279 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
7280 Also reject cases where this pattern will cause load delay stalls
7281 unless optimizing for size and it will produce a shorter sequence.
7282 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
7283 variants to avoid pre-adjusting the base when possible.
7285 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
7287 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
7288 the frame and argument pointers.
7289 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
7290 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
7291 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
7292 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
7293 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
7294 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
7296 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
7298 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
7299 with entry for selectany attribute.
7300 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
7302 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
7303 (i386_pe_asm_named_section): Handle sections generated by
7304 selectany attribute.
7305 * doc/extend.texi (selectany): Document attribute.
7307 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
7308 Jan Hubicka <jh@suse.cz>
7310 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
7311 to fix addresses involving EBP and ESP.
7312 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
7313 for SUBREGed registers.
7314 (legitimate_address_p): Accept SUBREGed registers.
7316 2005-04-01 Jakub Jelinek <jakub@redhat.com>
7319 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
7320 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
7323 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7325 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
7327 2005-04-01 James E Wilson <wilson@specifixinc.com>
7330 * dwarf2out.c (rtl_for_decl_init): New function.
7331 (rtl_for_decl_location): Extracted from here.
7332 (tree_add_const_value_attribute): Call rtl_for_decl_init and
7333 add_const_value_attribute. Delete initializer_constant_valid_p call.
7335 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7337 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7338 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7339 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7340 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7341 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7342 config/i386/i386.md, config/rs6000/predicates.md,
7343 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7344 config/s390/s390.c, config/stormy16/stormy16.c,
7345 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7348 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7351 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7352 COND_EXPR and CALL_EXPR.
7354 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7357 * genautomata.c (first_cycle_unit_presence): Check all alternative
7358 states for unit presence.
7360 * doc/md.texi: Remove remark about impossibility to query unit
7361 presence in non nondeterministic automaton state.
7363 * config/ia64/ia64.c (get_template): Change order of unit querying.
7365 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7367 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7370 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7372 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7373 flag for edges outside any loops.
7375 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7377 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7379 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7381 * tree-ssa-alias.c: Follow spelling conventions.
7382 * doc/tree-ssa.texi: Fix a typo.
7384 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7386 * postreload-gcse.c: Include target.h.
7387 (gcse_after_reload_main): Return early if we cannot modify jumps.
7388 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7390 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7392 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7393 expensive operations.
7395 2005-03-31 Ian Lance Taylor <ian@airs.com>
7397 * collect2.c (lderrout): New variable.
7398 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7399 if it is set, to stderr.
7400 (handler): Unlink lderrout if it is set.
7401 (dump_file): Add "to" parameter. Change all callers.
7402 (main): Initialize lderrout.
7403 (collect_execute): Add errname parameter. Change all callers.
7404 Rename redir parameter to outname. Never pass
7405 PEX_STDERR_TO_STDOUT to pex_run.
7406 * collect2.h (collect_execute, dump_file): Update declarations.
7407 * tlink.c (tlink_execute): Add errname parameter. Change all
7409 (do_tlink): Check lderrout as well as ldout.
7411 2005-03-31 Caroline Tice <ctice@apple.com>
7413 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7414 (bb-reorder.o): Add errors.h to list of requirements.
7415 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7416 profiledbootstrap flags.
7417 * bb-reorder.c (errors.h): Add new include.
7418 (struct bbro_basic_block_data_def): Add new field, in_trace.
7419 (add_unlikely_executed_notes): Remove function.
7420 (mark_bb_for_unlikely_executed_section): Remove function.
7421 (insert_section_boundary_note): New function.
7422 (verify_hot_cold_block_grouping): New function.
7423 (push_to_next_round_p): Remove variables and tests that push all
7424 cold blocks to last round.
7425 (find_traces): Remove code that added extra round of trace finding
7426 when doing partitioning.
7427 (find_traces_1_round) : Remove variable last_round; add code to
7428 update new struct field, in_trace; correct trace_length where it was
7429 incorrect before (after call to copy_bb); change code that pushed all
7430 cold blocks to last round. Instead verify that all blocks going into
7431 a trace belong in the same partition.
7432 (connect_traces): Modify to connect the traces in two passes, if the
7433 function contains both hot and cold blocks. The first pass connects
7434 all the traces for blocks in the partition that the first block in
7435 the function belongs to; the second pass connnects all the traces
7436 containing blocks that belong in the other partition.
7437 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7438 code that automatically put the first block in a function into the
7439 hot partition if the function had any hot blocks.
7440 (fix_crossing_unconditional_branches): Check number of succ edges
7441 before attempting to get one.
7442 (fix_edges_for_rarely_executed_code): Update comment describing
7444 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7445 remove call to add_unlikely_executed_notes; add call to
7446 verify_hot_cold_block_grouping.
7447 (duplicate_computed_gotos): Don't change computed goto if it's a
7449 (partition_hot_cold_basic_blocks): Update function comment.
7450 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7452 (try_forward_edges): Likewise.
7453 (merge_blocks_move_predecessor_nojumps): Likewise.
7454 (merge_blocks_move_successor_nojumps): Likewise.
7455 (merge_blocks_move): Likewise.
7456 (try_crossjump_bb): Likewise.
7457 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7458 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7459 notes to cold bb's; remove call to update_unlikely_executed_notes.
7460 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7461 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7462 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7463 function declaration.
7464 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7466 (rtl_can_merge_blocks): Remove redundancy from condition.
7467 (try_redirect_by_replacing_jump): Likewise.
7468 (force_nonfallthru_and_redirect): Remove code for adding
7469 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7470 (commit_one_edge_insertion): Likewise.
7471 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7472 * dbxout.c (FORCE_TEXT): Replace function_section with
7473 current_function_section.
7474 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7475 function, switch_text_section.
7476 (struct xcoff_debug): Likewise.
7477 (dbxout_function_end): Add code to put out label diffs for both
7478 hot and cold sections.
7479 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7480 for new debug_hooks funciton, switch_text_section..
7481 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7482 switch_text_section.
7483 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7484 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7485 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7486 dw_fde_switched_sections.
7487 (output_call_frame_info): Add test to see if function switches text
7488 sections in the middle; if so, use appropriate extra hot and cold
7489 section labels to compute size deltas for the hot and cold sections.
7490 (dwarf2out_begin_prologue): Add code to initialize new fields in
7492 (dwarf2out_switch_text_section): New function (invoked through
7493 debug_hook); updates new fields in dw_fde_struct appropriately and
7494 increments separate_line_info_table_in_use.
7495 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7496 dwarf2out_switch_text_section.
7497 (struct var_loc_node): Add new field, section_label.
7498 (output_aranges): Add code to check whether in hot or cold section and
7499 use the appropriate label in calculating deltas.
7500 (output_ranges): Likewise.
7501 (output_line_info): Add code to check which section we're in and
7502 use appropriate hot/cold label.
7503 (add_location_or_constant_value_attribute): Likewise.
7504 (gen_subprogam_die): Modify arange attributes to use correct labels.
7505 (dwarf2out_begin_block): Change call to function_section into call to
7506 current_function_section.
7507 (dwarf2out_end_block): Likewise.
7508 (dwarf2out_source_line): Likewise.
7509 (dwarf2out_var_location): Add code to check whether in hot or cold
7510 section and use the appropriate label.
7511 * except.c (output_function_exception_table): Change call to
7512 function_section into call to current_function_section.
7513 * final.c (profile_function): Likewise.
7514 (scan_ahead_for_unlikely_executed_note): Remove function.
7515 (final_scan_insn): Remove calls to
7516 scan_ahead_for_unlikely_executed_note, and related code for switching
7517 to cold section, except for the single time
7518 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7519 debug_hooks->switch_text_sections; replace appropriate calls to
7520 function_section with calls to current_function_section.
7521 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7522 test_bb to condition.
7523 (find_if_case_2): Likewise.
7524 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7525 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7526 * opts.c (decode_options): Change warning about hot/cold partitioning
7527 with exceptionss to inform (so as not to cause bootstrap failures);
7528 remove warning about partitioning with DWARF debug info.
7529 * output.h (current_function_section): Add new function decl.
7530 (insert_section_boundary_note): Likewise.
7531 (enum in_section): Move this declaration here from varasm.c.
7532 (unlikely_section_label): Likewise.
7533 (unlikely_text_section_name): Likewise.
7534 (last_text_section_name): New global variable.
7535 (last_text_section): Likewise.
7536 (hot_section_label): Likewise.
7537 (hot_section_end_label): Likewise.
7538 (cold_section_end_label): Likewise.
7539 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7540 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7541 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7542 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7543 insn from consideration.
7544 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7545 switch_text_section.
7546 * varasm.c (basic-block.h): Add new include.
7547 (unlikely_section_label_printed): Remove global variable.
7548 (unlikely_section_label): Make global variable not be static any more.
7549 (unlikely_text_section_name): Likewise.
7550 (hot_section_end_label): New global variable (not static)
7551 (first_function_block_is_cold): Likewise.
7552 (hot_section_label): Likewise.
7553 (cold_section_end_label): Likewise..
7554 (last_text_section): New global variable, not static.
7555 (last_text_section_name): New global variable, not static.
7556 (initialize_cold_section_name): New function.
7557 (enum in_section): Move declaration to output.h.
7558 (text_section): Update last_text_section.
7559 (unlikely_text_section): Replace code to determine cold section name
7560 with call to initialize_cold_section_name; Add code to update
7561 last_text_section; remove code for printing out label.
7562 (named_section_real): Add code to update last_text_section and
7563 last_text_section_name as appropriate.
7564 (function_section): Change test for 'unlikely' to depend on
7565 first_function_block_is_cold (moved old test to
7566 current_function_section).
7567 (current_function_section): New function.
7568 (assemble_start_function): Move code that frees
7569 unlikely_text_section_name; initialize hot_section_end_label;
7570 print hot and cold section labels at the start of the function;
7571 set first_function_block_is_cold, if appropriate; initialize l
7572 ast_text_section; add call to insert_section_boundary_note.
7573 (assemble_end_function): Add code to write out hot and cold section
7575 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7576 switch_text_section.
7577 * config/darwin.c (machopic_select_section): Replace incorrect
7578 function in base_funs; update reloc for cold sections if necessary.
7579 * config/darwin.h (SECTION_FUNCTION): Add code to update
7580 last_text_section if appropriate.
7581 (text_unlikely_section): Remove.
7582 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7583 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7584 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7585 partitioning for this architecture.
7587 2005-03-31 Olivier Hainque <hainque@adacore.com>
7589 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7590 defined and non-zero.
7592 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7595 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7598 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7601 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7602 label operand. Remove (use (unspec..)). Don't emit a label on
7604 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7605 generate inline label for load_toc_v4_PIC_1b.
7606 (rs6000_emit_load_toc_table): Likewise.
7608 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7610 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7611 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7613 2005-03-29 Devang Patel <dpatel@apple.com>
7615 * tree-sra.c (decide_block_copy): Disable scalarization of
7618 2005-03-30 Stuart Hastings <stuart@apple.com>
7619 Dale Johannesen <dalej@apple.com>
7621 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7622 * print-tree.c (print_node): Add case STATEMENT_LIST.
7624 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7626 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7627 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7628 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7629 is given with "powerpc64*" or "all", or when --with-cpu chooses
7632 2005-03-30 James E. Wilson <wilson@specifixinc.com>
7635 * dwarf2out.c (add_high_low_attributes): New function, extracted from
7636 gen_lexical_block_die.
7637 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7639 2005-03-31 Jan Hubicka <jh@suse.cz>
7641 2004-11-02 Jan Hubicka <jh@suse.cz>
7643 * cgraph.c (cgraph_varpool_node_name): New function.
7644 (dump_cgraph_varpool_node): New function.
7645 (dump_varpool): New function.
7646 * cgraphunit.c (cgraph_optimize): Dump varpool.
7648 2004-10-16 Jan Hubicka <jh@suse.cz>
7650 * cgraph.c (decide_is_variable_needed): New function.
7651 (cgraph_varpool_finalize_decl): Use it.
7652 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7654 * final.c (output_addr_const): Do not call mark_referenced.
7655 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7656 always go via cgraph.
7657 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7658 (check_global_declarations): Ifdef out code clearing DECL_RTL.
7659 * tree-optimize.c (execute_inline): Mark functions called.
7660 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7662 2004-10-11 Jan Hubicka <jh@suse.cz>
7664 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7665 (cgraph_varpool_last_needed_node): New static variable.
7666 (enqueue_needed_varpool_node): Break out from ...; add items to the
7667 end of queue; update first pointers.
7668 (cgraph_varpool_mark_needed_node): ... here.
7669 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7670 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7671 * cgraph.h (cgraph_varpool_node): Add analyzed field.
7672 (cgraph_varpool_first_unanalyzed_node): Declare.
7673 * cgraphunit.c: Include output.h.
7674 (cgraph_varpool_analyze_pending_decls): New function.
7675 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7676 for errors, analyze pending decls.
7677 (cgraph_finalize_compilation_unit): Only analyze decls.
7678 (cgraph_optimize): Assemble the decls after expanding.
7680 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
7682 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7683 subvars get marked properly in tags for grouping.
7684 (add_pointed_to_var): Mark only actual pointed to
7685 variables/subvars in addresses needed.
7686 (create_overlap_variables_for): Clear call clobbered on original
7688 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7689 addresable vars with subvars into list.
7690 * tree-ssa.c (verify_ssa_name): Verify original is not used where
7693 2005-03-30 Richard Henderson <rth@redhat.com>
7695 * cgraph.h (struct cgraph_node): Add alias.
7696 * varasm.c (assemble_alias): Set it.
7697 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7698 avoid calling cgraph_expand_function.
7700 2005-03-30 Tom Tromey <tromey@redhat.com>
7702 * tree.def (FILE_TYPE): Removed.
7703 * typeclass.h (enum type_class): Removed file_type_class.
7704 * dwarf2out.c (is_base_type): Updated.
7705 (gen_type_die): Likewise.
7706 * dbxout.c (dbxout_type): Updated.
7707 * builtins.c (type_to_class): Updated.
7708 * tree.c (type_contains_placeholder_1): Updated.
7709 * config/sparc/sparc.c (sparc_type_code): Updated.
7710 * config/ia64/ia64.c (hfa_element_mode): Updated.
7711 * expr.c (count_type_elements): Updated.
7712 * stor-layout.c (layout_type): Updated.
7713 * tree-inline.c (remap_type): Updated.
7714 * tree-pretty-print.c (dump_generic_node): Updated.
7716 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7718 * builtins.c (expand_builtin_powi): Fix mode of
7719 2nd argument to match int.
7720 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7721 2nd argument type to int.
7722 * libgcc2.c: Change prototype of __powi* functions to use
7725 2005-03-30 Dale Johannesen <dalej@apple.com>
7728 * calls.c (expand_call): Flush pending deferrals before
7731 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7735 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7736 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7737 c_label_context, label_context_stack): New.
7738 * c-decl.c (define_label): Check for jumps into statement
7739 expressions. Add label to list of defined labels.
7740 (start_function): Push context on label_context_stack.
7741 (finish_function): Pop context from label_context_stack.
7742 * c-typeck.c (label_context_stack): New.
7743 (c_finish_goto_label): Check for jumps into statement
7744 expressions. Add label to list of jumped to labels.
7745 (struct c_switch): Add blocked_stmt_expr.
7746 (c_start_case): Initialize it.
7747 (do_case): Check it.
7748 (c_finish_case): Verify !blocked_stmt_expr.
7749 (c_begin_stmt_expr): Push context on label_context_stack.
7750 Increment blocked_stmt_expr. Mark labels jumped to from outside
7752 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
7753 defined in the statement expression and no longer jumpable to.
7754 Mark labels jumped to from just outside the statement expression
7755 as again definable. Pop context from label_context_stack.
7756 * doc/extend.texi (Statement Exprs): Update.
7758 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7761 * c-decl.c (start_function): Check for old_decl being
7764 2005-03-30 Ian Lance Taylor <ian@airs.com>
7766 * final.c (final): Remove prescan parameter. Change all callers.
7767 (final_scan_insn): Remove prescan parameter. Change all callers.
7769 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
7771 * tree-vectorizer.c: Fix comment typos.
7773 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
7775 * tree-scalar-evolution.c (instantiate_parameters_1): Return
7776 as soon as a chrec_dont_know is detected.
7778 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
7780 Merge from csl-arm-branch.
7781 2004-02-12 Mark Mitchell <mark@codesourcery.com>
7783 * tlink.c (recompile_files): Do not assume that "rename" can
7784 overwrite an existing file.
7786 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
7788 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7789 * gcc/configure: Regenerate.
7791 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7793 * doc/install.texi: Update binutils requirement for powerpc*-linux.
7795 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7797 * calls.c (struct arg_data): Update "partial" comment.
7798 (load_register_parameters): Update "nregs" comment.
7800 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7802 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7803 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7804 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7805 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7806 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7807 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7808 than target_flags & 0.
7809 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7810 (iq2000_arch, iq2000_parse_cpu): Delete.
7811 (TARGET_HANDLE_OPTION): Override default.
7812 (iq2000_handle_option): New function.
7813 (override_options): Remove -march= and -mcpu= handling.
7814 * config/iq2000/iq2000.opt: New file.
7816 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7818 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7819 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7820 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7821 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7822 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7823 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7824 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7825 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7826 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7827 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7828 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7829 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7830 (c4x_rpts_cycles_string, c4x_cpu_version_string)
7831 (TARGET_OPTIONS): Delete.
7832 (c4x_rpts_cycles, c4x_cpu_version): Declare.
7833 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7834 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7835 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7836 (c4x_cpu_version_string): Delete.
7837 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7838 (c4x_handle_option): New function. Map -m3x and -m4x options to the
7839 equivalent -mcpu= option.
7840 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7841 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7842 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7843 or clearing the appropriate MASK_* bit.
7844 (c4x_file_start): Use c4x_cpu_version.
7845 * config/c4x/c4x.opt: New file.
7847 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7849 * doc/options.texi: Document the new MaskExists flag.
7850 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7851 if the option has the MaskExists flag.
7853 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7855 * opt-functions.awk (flag_set_p, test_flag): New functions.
7856 (switch_flags): Use them.
7857 * opth-gen.awk: Use flag_set_p to check for flags.
7858 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
7860 2005-03-30 Ian Lance Taylor <ian@airs.com>
7862 * config.host (i[34567]86-*-mingw32*): Don't set
7863 host_can_use_collect2 to no.
7865 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7868 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7869 Remove convert_memory_address call duplicating that in memory_address.
7871 2005-03-29 Richard Henderson <rth@redhat.com>
7874 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7875 (build_compound_literal): Likewise. Propagate decl type into the
7877 (finish_decl): Likewise. Use new return value from complete_array_type
7878 for zero sized arrays.
7879 (complete_array_type): Move ...
7880 * c-common.c (complete_array_type): ... here. Change first argument
7881 to pointer-to-type-node. Consistently use sizetype for the index
7882 except for zero sized arrays. Detect zero sized arrays for pedantic
7883 mode diagnostics. Create a new type node instead of modifying the
7885 * c-tree.h (complete_array_type): Move decl ...
7886 * c-common.h (complete_array_type): ... here.
7888 2005-03-29 Richard Henderson <rth@redhat.com>
7891 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7893 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7895 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7896 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7897 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7898 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7900 2005-03-29 Eric Christopher <echristo@redhat.com>
7902 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7903 truthvalue conversion removal.
7905 2005-03-29 Ian Lance Taylor <ian@airs.com>
7908 * collect2.c: Never include <vfork.h>.
7909 (VFORK_STRING, vfork): Don't define.
7910 (pid): Remove global variable.
7911 (handler): Call raise instead of kill (getpid(), ...).
7912 (collect_wait): Add pex parameter. Change all callers. Use
7913 pex_get_status rather than pwait.
7914 (do_wait): Add pex parameter. Change all callers.
7915 (collect_execute): Return struct pex_obj * rather than void. Use
7916 pex routines rather than pexecute.
7917 (fork_execute): Get pex_obj from collect_execute, and pass it to
7919 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7920 Only declare quit_handler if SIGQUIT is defined.
7921 (scan_libraries): Likewise.
7922 * collect2.h (collect_execute): Update declaration.
7923 (collect_wait): Update declaration.
7924 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7925 pass it to collect_wait.
7927 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
7930 * c-parser.c (c_parser_compound_statement_nostart): Give error
7931 message for EOF instead of just setting parser->error.
7933 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
7935 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7936 (slpeel_update_phi_nodes_for_guard1): New function.
7937 (slpeel_update_phi_nodes_for_guard2): New function.
7938 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7939 of slpeel_update_phi_nodes_for_guard.
7940 (vectorize_loops): Remove call to loop_closed_rewrite.
7941 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7944 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7946 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7947 (TARGET_LITTLE_ENDIAN): New macro.
7948 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7949 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7950 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7951 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7952 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7953 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7954 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7955 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7956 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7957 (TARGET_OPTIONS): Delete.
7958 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7959 (CACHE_FLUSH_TRAP): Turn into an integer.
7960 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7961 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7962 -mflush-trap is in use.
7963 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7964 (m32r_cache_flush_trap_string): Delete.
7965 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7966 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7967 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7968 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7969 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
7970 -mmodel= and -msdata= handling from...
7971 (m32r_init): ...here.
7972 * config/m32r/m32r.opt: New file.
7974 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
7976 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7977 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7978 * tree-vect-analyze.c (vect_object_analysis): additional parm
7979 pass back a "struct ptr_info_def *" with the points-to info.
7980 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7981 statement using info returned from vect_object_analysis.
7982 * tree-vect-transform.c (update_vuses_to_preheader): New function.
7983 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7984 for virtual uses and defs when creating a replacement vector
7985 reference. Call duplicate_ssa_name_ptr_info to define points-to
7986 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7987 (vectorizable_store): copy_virtual_operands and update
7988 definition statements.
7989 (vectorizable_load): copy_virtual_operands. Remove call to
7990 mark_call_clobbered_vars_to_rename for call to "const" builtin.
7991 * tree-vectorizer.c (vectorize_loops): Remove calls to
7992 rewrite_into_ssa and bitmap_clear (vars_to_rename).
7993 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7994 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7995 define macro STMT_VINFO_PTR_INFO for use in accessing.
7996 * tree.h add export of duplicate_ssa_name_ptr_info.
7997 * rs6000.c (altivec_init_builtins): Declare builtin function
7998 __builtin_altivec_mask_for_load to be "const".
8000 2005-03-29 Jakub Jelinek <jakub@redhat.com>
8003 * cgraph.h (struct cgraph_varpool_node): Add alias field.
8004 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
8005 assemble_variable on aliases.
8006 * varasm.c (assemble_alias): Set node->alias.
8007 * toplev.c (wrapup_global_declarations): Don't call
8008 rest_of_decl_compilation on aliases again.
8010 2005-03-29 Paul Brook <paul@codesourcery.com>
8012 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
8013 * config/arm/arm.c (arm_dbx_register_number): New function.
8014 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
8016 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
8019 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
8020 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
8022 2005-03-29 Dale Johannesen <dalej@apple.com>
8024 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
8025 $(TREE_H) and $(COVERAGE_H).
8026 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
8027 * opts.c (common_handle_option): Enable tree-based value transforms.
8028 * toplev.c (process_options): Ditto.
8029 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
8030 refers to references to this type.
8031 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
8032 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
8033 for may_be_more, may_be_less.
8034 (rtl_gen_pow2_profiler): Adjust.
8035 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
8036 (rtl_gen_one_value_profiler): Adjust.
8037 (rtl_gen_const_delta_profiler): Adjust.
8038 * tree-profile.c (tree_gen_interval_profiler): Implement.
8039 (tree_gen_pow2_profiler): Ditto.
8040 (tree_gen_one_value_profiler): Ditto.
8041 (tree_profiling): New.
8042 (pass_tree_profile): Reference it.
8043 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
8045 (insn_divmod_values_to_profile): Rename to
8046 rtl_divmod_values_to_profile. Adjust.
8047 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
8048 (insn_prefetch_values_to_profile): Adjust.
8049 (rtl_value_profile_transformations): Adjust.
8050 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
8051 (gen_mod_pow2): Rename to rtl_mod_pow2.
8052 (gen_mod_subtract): Rename to rtl_mod_subtract.
8053 (divmod_fixed_value_transform): Rename to
8054 rtl_divmod_fixed_value_transform.
8055 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
8056 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
8057 (rtl_find_values_to_profile): Adjust.
8058 (tree_value_profile_transformations): Implement.
8059 (tree_divmod_values_to_profile): New.
8060 (tree_values_to_profile): New.
8061 (tree_divmod_fixed_value): New.
8062 (tree_mod_pow2): New.
8063 (tree_mod_subtract): New.
8064 (tree_divmod_fixed_value_transform): New.
8065 (tree_mod_pow2_value_transform): New.
8066 (tree_mod_subtract_transform): New.
8067 (tree_find_values_to_profile): Implement.
8068 * profile.c (instrument_values): Free histograms.
8069 (compute_value_histograms): Adjust. Implement tree version.
8071 2005-03-29 Uros Bizjak <uros@kss-loka.si>
8073 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
8074 * config/i386/i386.c (output_fix_trunc): Add new round_mode
8075 variable. Output "fldcw" depending on round_mode.
8076 * config/i386/i386.md (UNSPEC_FIST): New.
8077 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
8078 New isns patterns to implement lrint and llrint built-ins as x87
8080 (fistdi2, fist<mode>2 splitters): New splitters.
8081 (lrint<mode>2): New expanders.
8083 2005-03-28 Ian Lance Taylor <ian@airs.com>
8085 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
8086 0 when calling final_scan_insn.
8088 2005-03-28 Jan Hubicka <jh@suse.cz>
8091 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
8094 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
8095 types where possible.
8097 2005-03-26 Per Bothner <per@bothner.com>
8099 Make -f[no-]show-column also control non-cpp diagnostics.
8100 * c.opt (fshow-column): Move option from here ...
8101 * common.opt (fshow-column): ... to here.
8102 * diagnostic.c (diagnostic_build_prefix): Only print column number
8103 if flag_show_column.
8105 2005-03-27 Steven Bosscher <stevenb@suse.de>
8107 * vax-protos.h (vax_output_int_move, vax_output_int_add,
8108 vax_output_conditional_branch): New prototypes.
8109 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
8110 extracted from vax.md mov and add patterns.
8111 (vax_output_conditional_branch): New function to output conditional
8112 branch instructions.
8113 * vax.md: Use mode macros for arithmetic and mov patterns.
8114 Use code macros for the jump patterns.
8116 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8118 * Makefile.in (libbackend.o): Depend on version files;
8119 add custom generation command.
8121 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
8124 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
8125 sure that we have a REG before getting its REGNO.
8127 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8129 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
8130 * builtins.def (BUILT_IN_STRNDUP): New.
8132 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
8134 PR tree-optimization/20470
8135 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
8138 2005-03-25 Mike Stump <mrs@apple.com>
8140 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
8143 2005-03-25 Geoffrey Keating <geoffk@apple.com>
8145 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
8146 Use our own structure definitions.
8148 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
8149 (fix_truncdfsi2): Allow registers or memory as destination.
8150 When TARGET_PPC_GFXOPT, generate simplified pattern.
8151 (fix_truncdfsi2_internal): Use define_insn_and_split.
8152 (fix_truncdfsi2_internal_gfxopt): New.
8153 (fctiwz): Don't confuse register allocation by giving it no choices.
8155 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
8156 (EXTRA_MEMORY_CONSTRAINT): Likewise.
8157 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
8158 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
8160 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8162 * dominance.c (free_dominance_info): Speed up by freeing et
8163 data structures without maintaining other nodes.
8164 * et-forest.c (et_free_tree_force): New.
8165 * et-forest.h: Add a prototype for et_free_tree_force.
8167 * tree.c (get_set_constructor_bits,
8168 get_set_constructor_bytes): Remove.
8169 * tree.h: Remove the corresponding prototypes.
8171 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8174 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
8175 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
8176 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
8177 PRE_DEC, NEG and NOT.
8179 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
8181 * fold-const.c: Convert uses of fold (build (...)) to
8184 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
8186 PR rtl-optimization/20249
8187 * cse.c (insert_regs): Do not record equivalence of registers in
8190 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
8192 * emit-rtl.c (reverse_comparison): Remove.
8193 * rtl.h: Remove the corresponding prototype.
8195 2005-03-24 James E Wilson <wilson@specifixinc.com>
8197 * doc/install.texi (--enable-altivec): Delete docs.
8199 2005-03-24 David Edelsohn <edelsohn@gnu.org>
8201 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
8202 SFmode and DFmode before reload when
8203 flag_unsafe_math_optimizations not enabled.
8205 2005-03-24 Geoffrey Keating <geoffk@apple.com>
8207 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
8209 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
8210 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
8212 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
8214 * configure.ac (enable-checking): Add 'runtime' option.
8215 * doc/install.texi (enable-checking): Document 'runtime' checking.
8216 * tsystem.h (gcc_assert, gcc_unreachable): Define.
8217 * config.in: Regenerated.
8218 * configure: Regenerated.
8220 2005-03-23 Uros Bizjak <uros@kss-loka.si>
8222 * optabs.h (enum optab_index): Remove OTI_llrint.
8223 (llrint_optab): Remove macro.
8224 * optabs.c (init_optabs): Remove llrint_optab initialization.
8225 * genopinit.c (optabs): Remove llrint_optab implementation.
8226 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
8229 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
8231 PR rtl-optimization/20532
8232 * simplify-rtx.c (simplify_binary_operation_1): Protect from
8233 overflow when adding coefficients for PLUS or MINUS.
8234 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
8237 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8239 * langhooks.h (truthvalue_conversion): Remove.
8240 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8241 LANG_HOOKS_TRUTHVALUE_CONVERSION.
8242 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
8243 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
8244 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
8246 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
8248 * params.def: Fix a typo.
8249 * config/mips/mips.c: Follow the spelling convensions.
8250 * doc/invoke.texi: Fix typos.
8252 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
8254 Fix PR tree-optimization/20601
8256 * tree-ssa-pre.c (insert_aux): Add missing condition to
8259 2005-03-23 Ian Lance Taylor <ian@airs.com>
8261 * final.c (final_scan_insn): Don't remove no-op instructions.
8262 * reload1.c (reload): Remove simple no-op instructions even when
8265 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
8267 PR tree-optimization/20501
8268 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
8269 reporting that peeling for alignment is applied moved to...
8270 * (vect_analyze_data_refs_alignment): Here.
8272 2005-03-23 Ian Lance Taylor <ian@airs.com>
8274 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
8276 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8278 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
8279 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
8281 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
8283 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
8284 imply that this is called once, independent of asms in code.
8285 Adjust to now being pased output and input lists. Mention helper
8286 function decl_overlaps_hard_reg_set_p.
8287 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
8288 hook_tree_tree_identity and to take three trees, returning third.
8289 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
8291 * stmt.c: include hard-reg-set.h before tree.h.
8292 (decl_overlaps_hard_reg_set_p): New function, broken out from...
8293 (decl_conflicts_with_clobbers_p): Call
8294 decl_overlaps_hard_reg_set_p.
8295 (expand_asm_operands): Pass output and input lists in call to
8296 targetm.md_asm_clobbers.
8297 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
8298 hook_tree_tree_tree_tree_3rd_identity.
8299 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
8301 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
8302 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
8303 parameters, first two unused.
8304 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
8305 parameters. Only add MOF to clobbers if there's no 'h' mentioned
8306 in constraint letters and MOF is not mentioned as a asm-declared
8307 register in neither of the input and output lists.
8309 2005-03-23 DJ Delorie <dj@redhat.com>
8311 * optabs.c (expand_binop): Make sure the first subword's result
8314 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8316 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
8317 Call c_common_truthvalue_conversion rather than
8318 lang_hooks.truthvalue_conversion.
8319 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
8320 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
8322 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
8323 c_common_truthvalue_conversion.
8324 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
8325 c_parser_conditional_expression, c_parser_binary_expression): Call
8326 c_objc_common_truthvalue_conversion.
8327 * c-typeck.c (build_unary_op): Call
8328 c_objc_common_truthvalue_conversion.
8329 (build_conditional_expr): Do not call
8330 lang_hooks.truthvalue_conversion.
8331 (build_binary_op): Call c_common_truthvalue_conversion.
8332 (c_objc_common_truthvalue_conversion): Moved from
8333 c-objc-common.c. Call default_function_array_conversion instead
8334 of default_conversion.
8336 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8338 * c-common.h (default_conversion): Remove.
8339 (perform_integral_promotions): Add.
8340 * c-tree.h (default_conversion): Add.
8341 * c-typeck.c (perform_integral_promotions): New, split out from
8343 * c-common.c (check_case_value): Use perform_integral_promotions,
8344 not default_conversion.
8345 (c_add_case_label): Don't continue processing case label after
8346 found to be pointer.
8348 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8350 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8351 the prefix list if we have already added a multilib directory
8353 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8356 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8358 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8360 * reload.h: Remove the prototype for indirect_symref_ok.
8362 * reload1.c (indirect_symref_ok): Make it global.
8363 * reload.h: Add a prototype for indirect_symref_ok.
8365 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8367 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8370 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8372 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8374 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8376 * c-opts.c (c_common_parse_file): Only start/end main source file
8377 if debug hooks says the writer wants it.
8378 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8380 (xcoff_debug_hooks): Ditto.
8381 * debug.c (do_nothing_hooks): Ditto.
8382 * debug.h (gcc_debug_hooks): Ditto.
8383 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8384 * sdbout.c (sdb_debug_hooks): Ditto.
8385 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8387 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8389 * doc/extend.texi: Deprecate C++ min/max operators.
8391 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8393 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8394 artificial original candidates.
8396 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8397 Jan Hubicka <jh@suse.cz>
8398 Steven Bosscher <stevenb@suse.de>
8400 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8401 call cost based on argument sizes.
8402 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8404 * params.def: (max-inline-inssn-single): Set to 450.
8405 (max-inline-insns-auto): Set to 90.
8406 (max-inline-insns-recursive): Set to 450
8407 (max-inline-insns-recursive-auto): Set to 450.
8408 (large-function-insns): Set to 2700.
8409 (inline-call-cost): New parameter.
8410 * tree-inline.c (estimate_move_cost): New function.
8411 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8412 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8414 * tree-inline.h (estimate_move_cost): Declare.
8415 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8416 (max-inline-insns-auto): Change default to 90.
8417 (max-inline-insns-recursive): Change default to 450
8418 (max-inline-insns-recursive-auto): Change default to 450.
8419 (large-function-insns): Change default to 2700.
8420 (inline-call-cost): Document new parameter.
8422 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8424 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8425 (TARGET_DEFAULT): Delete.
8426 * config/i860/i860.opt: New file.
8428 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8430 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8431 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8432 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8433 (frv_sched_lookahead): Delete.
8434 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8435 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8436 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8437 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8438 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8439 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8440 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8441 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8442 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8443 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8444 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8445 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8446 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8447 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8448 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8449 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8450 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8451 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8452 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8453 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8454 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8455 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8456 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8457 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8458 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8459 (frv_sched_lookahead): Delete.
8460 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8461 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8462 (frv_handle_option): New function. Move -mcpu= handling from...
8463 (frv_override_options): ...here. Remove handling of other
8465 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8466 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8467 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8468 and TARGET_NO_MULTI_CE.
8469 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8470 !TARGET_VLIW_BRANCH.
8471 * config/frv/frv.opt: New file.
8473 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8475 * fold-const.c (fold_ternary): Take decomposed arguments of
8477 (fold): Update a call to fold_ternary.
8479 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8480 * tree.h: Add corresponding prototypes.
8482 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8485 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8486 between jump table and its label.
8487 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8488 resp. ADDR_DIFF_VEC and the label preceeding it.
8489 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8490 is emitted in the right section.
8492 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8494 * fold-const.c (fold_unary, fold_binary): Update comments
8497 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8499 PR rtl-optimization/20527
8500 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8501 REG_INC note, test that the register also isn't mentioned in PRED
8504 2005-03-22 Ben Elliston <bje@au.ibm.com>
8506 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8509 2005-03-21 Mike Stump <mrs@apple.com>
8511 * varasm.c (default_assemble_visibility): Remove extra ().
8513 2005-03-21 Roger Sayle <roger@eyesopen.com>
8516 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8517 to determine whether a block can be duplicated, rather than test
8518 whether the block contains noncopyable insns ourselves.
8520 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8522 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8525 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8527 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8529 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8531 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8532 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8533 * config/fr30/fr30.opt: New file.
8535 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8537 Fix PR tree-optimization/20542
8539 * tree-flow-inline.h (overlap_subvar): Move to here.
8540 * tree-ssa-operands.c: From here.
8541 * tree-flow.h (overlap_subvar): Declare.
8542 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8543 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8544 for variables with subvars.
8546 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8549 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8550 * modulo-sched.c (const_iteration_count): Return on NULL
8552 (print_node_sched_params): Return on NULL dump_file.
8553 (generate_reg_moves): Handle reg-anti dependencies and disregard
8554 closing branch when generating register moves.
8555 (sms_schedule): Mark the SMSed block dirty.
8556 * passes.c (rest_of_handle_sms): Call update_life_info for all
8558 * testsuite/gcc.dg/20050321-1.c: New test.
8560 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8562 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8563 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8564 movqi_internal): Likewise.
8566 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8568 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8569 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8570 xtensa_b4const): Delete prototypes.
8571 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8572 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8573 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8574 xtensa_extra_constraint): New prototypes.
8575 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8576 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8577 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8578 move_operand, const_float_1_operand, fpmem_offset_operand,
8579 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8580 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8581 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8582 argument type to HOST_WIDE_INT.
8583 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8584 xtensa_mask_immediate): Likewise.
8585 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8586 Likewise. Also make these functions static.
8587 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8588 (xtensa_const_ok_for_letter_p): New.
8589 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8590 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8591 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8592 move_operand, const_float_1_operand, fpmem_offset_operand,
8593 branch_operator, ubranch_operator, boolean_operator): Move to
8595 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8596 (xtensa_mem_offset): Change return type to bool.
8597 (xtensa_extra_constraint): New.
8598 (gen_int_relational): Update type of const_range_p function pointer.
8599 Use xtensa_b4const_or_zero.
8600 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8601 xtensa_const_ok_for_letter_p. Update comments.
8602 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8603 (PREDICATE_CODES): Delete.
8604 * config/xtensa/xtensa.md: Include predicates.md.
8605 * config/xtensa/predicates.md: New file.
8607 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8609 * config/v850/v850-protos.h: Remove the prototypes for
8610 reg_or_int9_operand, reg_or_const_operand,
8611 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8612 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8613 movsi_source_operand, power_of_two_operand,
8614 not_power_of_two_operand, special_symbolref_operand,
8615 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8616 register_is_ok_for_epilogue.
8617 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8618 reg_or_int9_operand, reg_or_const_operand,
8619 call_address_operand, special_symbolref_operand,
8620 movsi_source_operand, power_of_two_operand,
8621 not_power_of_two_operand, register_is_ok_for_epilogue,
8622 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8623 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8625 * config/v850/v850.h (PREDICATE_CODES): Remove.
8626 * config/v850/v850.md: Include predicates.md.
8627 * config/v850/predicates.md: New.
8629 2005-03-21 Zack Weinberg <zack@codesourcery.com>
8631 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8632 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8633 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8634 (itoolsdir, itoolsdatadir): Move definition above new first use.
8635 (install-itoolsdirs): New rule.
8636 (install-mkheaders): Depend on install-itoolsdirs, not
8637 install-include-dir.
8639 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8641 * tree-into-ssa.c: Remove obsolete comments.
8643 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
8645 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8646 unrolling if -fpeel-loops is specified, too.
8647 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8648 Remove superfluous check for flag_unroll_loops.
8650 2005-03-21 Uros Bizjak <uros@kss-loka.si>
8652 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8653 (lrint_optab, llrint_optab): Define corresponding macros.
8654 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8655 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8656 pattern and llrint_optab using llrintdi2 patterns.
8657 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8658 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8659 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8660 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8661 flag_unsafe_math_optimizations is set.
8663 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8665 * combine.c (combine_simplify_rtx, simplify_if_then_else,
8666 simplify_logical, if_then_else_cond, known_cond,
8667 simplify_comparison): Adjust calls to reverse_comparison.
8668 Don't use combine_reversed_comparison_code).
8669 (combine_reversed_comparison_code): Remove.
8670 (reversed_comparison): Using reversed_comparison_code, move it...
8671 * jump.c (reversed_comparison): ... here.
8672 * rtl.h (reversed_comparison): Add prototype.
8674 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8676 * builtins.c (fold_builtin): Take decomposed arguments of
8678 * fold-const.c (fold_ternary): Update a call to fold_builtin.
8679 * gimplify.c (gimplify_call_expr): Likewise.
8680 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8681 * tree.h: Update the prototype of fold_builtin.
8683 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8685 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8686 * rtlhooks.c (gen_lowpart_no_emit_general): New.
8687 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8688 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8689 * simplify-rtx.c (simplify_binary_operation_1): Use it.
8691 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8693 * builtins.c (fold_builtin_1): Take decomposed arguments of
8695 (fold_builtin): Update a call to fold_builtin_1.
8697 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
8700 * gcov.c (output_lines): Only output function block summary when
8701 outputting branch information.
8702 * doc/gcov.texi: Document format of preamble and additional block
8705 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8707 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8708 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8709 the defaults false if BITS_PER_UNIT != 8.
8710 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8711 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8712 than BITS_PER_UNIT != 8.
8713 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8714 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8715 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8717 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8718 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8720 2005-03-20 Roger Sayle <roger@eyesopen.com>
8723 * fold-const.c (fold_binary): Fix type mismatch between
8724 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8725 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8726 for non-truth-valued expressions.
8728 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8729 and FUNCTION_DECL in the main switch.
8730 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8731 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8732 we also need to convert their operands to match.
8733 <TRUTH_NOT_EXPR>: Likewise.
8735 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
8737 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8738 diagnostic without checking whether an lvalue.
8739 * c-common.h (lvalue_p): Remove.
8740 (enum lvalue_use): Update comment.
8741 (lvalue_or_else): Replace by lvalue_error.
8742 * c-typeck.c (lvalue_p): Make static.
8743 (lvalue_or_else): New. Call lvalue_error.
8745 2005-03-21 Alan Modra <amodra@bigpond.net.au>
8747 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8748 (function_arg_advance): Use rs6000_parm_start.
8749 (function_arg, rs6000_arg_partial_bytes): Likewise.
8751 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8753 * c-common.c (check_case_value): Adjust comment about stripping
8755 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8756 * c-typeck.c (default_conversion, convert_arguments,
8757 build_modify_expr, convert_for_assignment, store_init_value,
8758 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8759 manually. Remove inaccurate comments.
8761 2005-03-20 Roger Sayle <roger@eyesopen.com>
8762 Joseph S. Myers <joseph@codesourcery.com>
8764 * varasm.c (do_assemble_alias): Restore comment describing function.
8765 Annotate the target parameter as potentially unused.
8767 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
8770 * config/avr/avr.c (avr_output_function_prologue): Do not use
8771 current_function_name() in a label, use a local label instead.
8773 2005-03-20 David Edelsohn <edelsohn@gnu.org>
8775 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8776 flag_finite_math_only, not flag_unsafe_math_optimizations.
8778 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8780 * builtins.c (fold_builtin_1): Update a call to
8781 targetm.fold_builtin.
8782 * hooks.c (hook_tree_tree_bool_null): Rename to
8783 hook_tree_tree_tree_bool_null. Take one more argument of type
8785 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8786 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8787 hook_tree_tree_tree_bool_null.
8788 * target.h (gcc_target): Update the prototype of fold_builtin.
8789 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8790 arguments of CALL_EXPR.
8791 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
8794 2005-03-20 Jan Hubicka <jh@suse.cz>
8796 * cgraph.h (cgraph_node): Add prev_clone pointer.
8797 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8798 (cgraph_clone_node): Produce doubly linked chain.
8800 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8802 * c-common.c (handle_aligned_attribute, check_function_sentinel,
8803 get_nonnull_operand, handle_sentinel_attribute,
8804 check_function_arguments_recurse): Do not strip NOPS from
8806 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8808 * c-format.c (get_constant): Likewise.
8809 * c-parser.c (c_parser_postfix_expression): Likewise.
8810 * c-typeck.c (set_init_index): Likewise.
8811 (convert_arguments): Don't check for NOP_EXPR containing integer
8814 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8816 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8817 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8818 Take decomposed arguments of CALL_EXPR.
8819 (fold_builtin_1): Update calls to the functions mentioned
8822 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8824 * c-decl.c (check_bitfield_type_and_width): Require bit-field
8825 width to have integer type.
8826 (build_enumerator): Require enumerator value to have integer type.
8828 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8830 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8833 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8835 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8836 std=iso9899:199x): Correct descriptions.
8838 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8840 * config.gcc: Consistently use solaris2.1[0-9]* instead of
8843 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
8845 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8847 (expand_builtin_memcpy, fold_builtin_1): Update calls to
8848 fold_builtin_memcpy.
8850 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8851 arguments of CALL_EXPR.
8852 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8853 fold_builtin_found, fold_builtin_1): Update calls to
8854 fold_trunc_transparent_mathfn.
8856 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8859 * fold-const.c (fold_widened_comparison): Don't optimize casts of
8860 function pointers on targets that require function pointer
8862 (fold_sign_changed_comparison): Likewise.
8864 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
8866 * combine.c (try_combine): When changing the mode of a hard reg, make
8867 sure that doing so is valid.
8869 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
8871 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8872 (TARGET_HANDLE_OPTION): Override default.
8873 (avr_handle_option): New function.
8874 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8875 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8876 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8877 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8878 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8879 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8880 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8881 (TARGET_OPTIONS): Delete.
8882 * config/avr/avr.opt: New file.
8884 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8886 * config/m32r/m32r-protos.h: Remove the prototypes for
8887 call_address_operand, symbolic_operand, seth_add3_operand,
8888 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8889 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8890 two_insn_const_operand, move_src_operand,
8891 move_double_src_operand, move_dest_operand,
8892 eqne_comparison_operator, signed_comparison_operator,
8893 large_insn_p, conditional_move_operand, carry_compare_operand,
8894 m32r_block_immediate_operand, extend_operand,
8895 reg_or_eq_int16_operand, int8_operand, and
8896 reg_or_zero_operand.
8897 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8898 seth_add3_operand, int8_operand, cmp_int16_operand,
8899 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8900 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8901 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8902 move_double_src_operand, move_dest_operand,
8903 eqne_comparison_operator, signed_comparison_operator,
8904 extend_operand, small_insn_p, large_insn_p,
8905 conditional_move_operand, carry_compare_operand,
8906 m32r_block_immediate_operand): Move to predicates.md.
8907 (MAX_MOVE_BYTES): Move to m32r.h.
8908 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8909 * config/m32r/m32r.md: Include predicates.md.
8910 * config/m32r/predicates.md: New.
8912 2005-03-18 James E Wilson <wilson@specifixinc.com>
8915 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8918 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8920 * config/mn10300/mn10300-protos.h: Remove the prototypes for
8921 call_address_operand, const_8bit_operand.
8922 * config/mn10300/mn10300.c (call_address_operand,
8923 const_8bit_operand, const_1f_operand): Move to predicates.md.
8924 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8925 * config/mn10300/mn10300.md: Include predicates.md.
8926 * config/mn10300/predicates.md: New.
8928 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
8930 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8931 declarations in diagnostics and %E for identifiers, not %s.
8933 2005-03-18 Jan Hubicka <jh@suse.cz>
8934 Dale Johannesen <dalej@apple.com>
8936 * basic-block.h (scale_bbs_frequencies_int,
8937 scale_bbs_frequencies_gcov_type): Declare.
8938 * cfg.c (RDIV): New macro.
8939 (update_bb_frequency_for_threading): Fix.
8940 * basic-block.h (scale_bbs_frequencies_int,
8941 scale_bbs_frequencies_gcov_type): New.
8942 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8943 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8944 scale_bbs_frequencies_int.
8945 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8947 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8949 * config/m32r/m32r-protos.h: Remove the prototypes for
8950 call_address_operand, symbolic_operand, seth_add3_operand,
8951 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8952 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8953 two_insn_const_operand, move_src_operand,
8954 move_double_src_operand, move_dest_operand,
8955 eqne_comparison_operator, signed_comparison_operator,
8956 large_insn_p, conditional_move_operand, carry_compare_operand,
8957 m32r_block_immediate_operand, extend_operand,
8958 reg_or_eq_int16_operand, int8_operand, and
8959 reg_or_zero_operand.
8960 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8961 seth_add3_operand, int8_operand, cmp_int16_operand,
8962 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8963 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8964 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8965 move_double_src_operand, move_dest_operand,
8966 eqne_comparison_operator, signed_comparison_operator,
8967 extend_operand, small_insn_p, large_insn_p,
8968 conditional_move_operand, carry_compare_operand,
8969 m32r_block_immediate_operand): Move to predicates.md.
8970 (MAX_MOVE_BYTES): Move to m32r.h.
8971 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8972 * config/m32r/m32r.md: Include predicates.md.
8973 * config/m32r/predicates.md: New.
8975 * config/pa/pa-protos.h: Add prototypes for magic_milli and
8977 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8978 symbolic_operand, symbolic_memory_operand,
8979 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8980 indexed_memory_operand, move_dest_operand, move_src_operand,
8981 prefetch_cc_operand, prefetch_nocc_operand,
8982 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8983 arith_operand, arith11_operand, pre_cint_operand,
8984 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8985 ireg_operand, int5_operand, uint5_operand, int11_operand,
8986 uint32_operand, arith5_operand, and_operand, ior_operand,
8987 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8988 pc_or_label_operand, div_operand, plus_xor_ior_operator,
8989 shadd_operand, movb_comparison_operator,
8990 cmpib_comparison_operator): Move to predicates.md.
8991 (magic_milli, shadd_constant_p): Make it extern.
8992 * config/pa/pa.h (PREDICATE_CODES): Remove.
8993 * config/pa/pa.md: Include predicates.md.
8994 * config/pa/predicates.md: New.
8996 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8999 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9001 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
9002 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
9003 config/alpha/freebsd.h, config/alpha/linux.h,
9004 config/alpha/netbsd.h, config/alpha/osf5.h,
9005 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
9006 config/h8300/h8300-protos.h, config/h8300/h8300.c,
9007 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
9008 doc/cppopts.texi: Update copyright.
9010 2005-03-18 Jan Hubicka <jh@suse.cz>
9013 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
9015 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
9018 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9020 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
9023 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
9025 * combine.c (gen_binary): Remove.
9026 (known_cond, simplify_shift_const, find_split_point,
9027 combine_simplify_rtx, simplify_if_then_else, simplify_set,
9028 simplify_logical, expand_field_assignment, extract_left_shift,
9029 force_to_mode, if_then_else_cond, apply_distributive_law,
9030 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
9031 simplify_comparison, reversed_comparison): Replace with
9032 simplify_gen_binary, simplify_gen_relational or
9033 distribute_and_simplify_rtx.
9034 (distribute_and_simplify_rtx): New function.
9036 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
9037 Paolo Bonzini <gcc.gnu.org>
9039 * calls.c (setjmp_call_p, special_function_p): Update comments
9040 at the head of the functions.
9042 2005-03-18 Jan Hubicka <jh@suse.cz>
9044 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
9046 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
9047 function body should be released; do not proactively release function
9048 bodies in non-unit-at-a-time mode.
9050 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
9052 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
9053 mno-fp-ret-in-387 multilib variants.
9055 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
9057 * common.opt (m): Remove.
9058 * opts.c (handle_option): Pass 'm' options to set_target_switch if
9060 (common_handle_option): Remove OPT_m case.
9062 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
9064 * builtins.c (fold_builtin_bitop): Take decomposed arguments
9066 (fold_builtin_1): Update a call to fold_builtin_bitop.
9068 * builtins.c (fold_builtin_signbit): Take decomposed arguments
9070 (fold_builtin_1): Update a call to fold_builtin_signbit.
9072 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
9074 PR tree-optimization/20474
9075 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
9076 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
9078 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9080 * config/h8300/h8300-protos.h: Remove prototypes for
9081 general_operand_src, general_operand_dst, single_one_operand,
9082 single_zero_operand, call_insn_operand,
9083 two_insn_adds_subs_operand, small_call_insn_operand,
9084 jump_address_operand, bit_operand, bit_memory_operand,
9085 stack_pointer_operand, const_int_gt_2_operand,
9086 const_int_ge_8_operand, const_int_qi_operand,
9087 const_int_hi_operand, incdec_operand, bit_operator,
9088 nshift_operator, eqne_operator, gtle_operator,
9089 gtuleu_operator, iorxor_operator.
9090 Add prototypes for h8sx_shift_type h8sx_classify_shift and
9091 h8300_ldm_stm_parallel.
9092 * config/h8300/h8300.c (h8sx_shift_type,): Move to
9094 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
9095 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
9096 (h8300_ldm_stm_parallel): Make it extern.
9097 (h8300_ldm_parallel, h8300_stm_parallel,
9098 h8300_return_parallel, general_operand_src,
9099 general_operand_dst, h8300_dst_operand, h8300_src_operand,
9100 nibble_operand, reg_or_nibble_operand, single_one_operand,
9101 single_zero_operand, call_insn_operand,
9102 two_insn_adds_subs_operand, small_call_insn_operand,
9103 jump_address_operand, bit_operand, bit_memory_operand,
9104 stack_pointer_operand, const_int_gt_2_operand,
9105 const_int_ge_8_operand, const_int_qi_operand,
9106 const_int_hi_operand, incdec_operand, eqne_operator,
9107 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
9108 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
9109 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
9110 nshift_operator): Move to predicates.md.
9111 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
9112 * config/h8300/h8300.md: Include predicates.md.
9113 * config/h8300/predicates.md: New.
9115 2005-03-17 Richard Henderson <rth@redhat.com>
9117 * config.gcc (ia64*-*-hpux*): Add extra_options.
9118 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
9119 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9120 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
9121 (ia64_tls_size_string, ia64_tune_string): Remove.
9122 (ia64_tune): Init to PROCESSOR_ITANIUM2.
9123 (TARGET_DEFAULT_TARGET_FLAGS): New.
9124 (TARGET_HANDLE_OPTION): New.
9125 (ia64_override_options): Move options parsing ...
9126 (ia64_handle_option): ... here. New.
9127 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
9128 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
9129 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
9130 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
9131 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
9132 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
9133 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
9134 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
9135 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
9136 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
9137 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
9138 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
9139 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
9140 TARGET_EARLY_STOP_BITS): Remove.
9141 (TARGET_ILP32): Default false.
9142 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
9143 (enum ia64_inline_type): New.
9144 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
9145 * config/ia64/ia64.md: Update for new definitions of
9146 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
9147 * config/ia64/ia64.opt: New file.
9148 * config/ia64/ilp32.opt: New file.
9150 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
9153 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
9155 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
9157 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
9158 instead of MASK_H8300S.
9159 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
9160 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
9161 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
9162 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
9163 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
9164 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
9165 TARGET_SWITCHES): Remove.
9166 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
9168 * config/h8300/h8300.opt: New.
9170 * config/alpha/alpha.opt, config/arc/arc.opt,
9171 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
9174 2005-03-17 Ian Lance Taylor <ian@airs.com>
9178 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
9180 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
9181 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
9182 (TARGET_HANDLE_OPTION): Override default.
9183 (arc_handle_option): New function.
9184 (arc_init): Remove code to set arch_cpu_string.
9185 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
9186 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
9187 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
9188 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
9189 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
9190 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
9191 (arc_rodata_string, TARGET_OPTIONS): Delete.
9192 * config/arc/arc.opt: New file.
9194 2005-03-17 Richard Henderson <rth@redhat.com>
9196 * doc/extend.texi (Weak Pragmas): New section.
9197 (attribute alias): Clarify that target must be in the same
9200 2005-03-17 Richard Henderson <rth@redhat.com>
9202 * config/alpha/alpha.opt: New file.
9203 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
9205 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
9206 alpha_fprm_string, alpha_fptm_string): Make static.
9207 (alpha_tls_size_string): Remove.
9208 (alpha_handle_option): New.
9209 (override_options): Update for alpha_cpu/alpha_tune split.
9210 (alpha_file_start): Likewise.
9211 (TARGET_DEFAULT_TARGET_FLAGS): New.
9212 (TARGET_HANDLE_OPTION): New.
9213 * config/alpha/alpha.h (alpha_tune): Declare.
9214 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
9215 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
9216 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
9217 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
9218 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
9219 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
9220 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
9221 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
9222 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
9223 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
9224 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
9225 (TARGET_DEFAULT): Remove MASK_FP.
9226 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
9227 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
9228 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
9229 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
9230 alpha_tls_size_string): Remove.
9231 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
9232 (attribute tune): Rename from attribute cpu.
9233 * config/alpha/ev4.md: Update to match.
9234 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
9235 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
9236 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
9237 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
9238 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
9239 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
9241 2005-03-16 James E. Wilson <wilson@specifixinc.com>
9243 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
9244 and return without creating new state if before_nops_num is nonzero.
9245 * config/ia64/ia64.md (first_insn): New attribute.
9246 (alloc): Set it to yes.
9248 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9250 * tree-vectorizer.c (new_vec_stmt_info): Initialize
9251 STMT_VINFO_SUBVARS to NULL.
9252 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
9254 2005-03-16 Dale Johannesen <dalej@apple.com>
9256 * rtlanal.c (find_first_parameter_load): Rewrite to
9257 return actual first param load or the call if none,
9258 instead of first in block, when not all loads exist.
9260 2005-03-16 Roger Sayle <roger@eyesopen.com>
9262 * optabs.c (expand_copysign_absneg): Make static.
9263 * optabs.h (expand_copysign_absneg): Delete prototype.
9264 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
9266 2005-03-16 Richard Henderson <rth@redhat.com>
9269 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
9270 (alias_pairs): Rename from output_defs.
9271 (find_decl_and_mark_needed): Split out from assemble_alias.
9272 (do_assemble_alias): New.
9273 (assemble_output_def): Remove.
9274 (finish_aliases_1, finish_aliases_2): New.
9275 (process_pending_assemble_output_defs): Remove.
9276 (assemble_alias): Defer aliases for which we don't yet have a
9277 non-external decl for the target symbol.
9278 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
9279 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
9280 * toplev.c (compile_file): Use finish_aliases_2 instead of
9281 process_pending_assemble_output_defs.
9282 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
9283 (process_pending_assemble_output_defs): Remove.
9285 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9287 Fix PR tree-optimization/20489
9289 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
9290 for empty structures.
9292 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
9294 Fix PR tree-optimization/20490
9296 * tree-ssa-pre.c (create_expression_by_pieces): Use
9297 force_gimple_operand on result of fold.
9299 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
9301 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
9302 of closing parenthesis.
9304 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
9306 * builtins.c (expand_movstr): Update a call to
9307 fold_builtin_strcpy.
9308 (expand_builtin_strncpy): Update a call to
9309 fold_builtin_strncpy.
9310 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
9311 arguments of CALL_EXPR.
9312 (fold_builtin_1): Update calls to fold_builtin_strcpy and
9313 fold_builtin_strncpy.
9314 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9315 * tree.h: Update the prototypes of fold_builtin_strcpy and
9316 fold_builtin_strncpy.
9318 2005-03-16 Steven Bosscher <stevenb@suse.de>
9319 Dorit Naishlos <dorit@il.ibm.com>
9321 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
9322 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
9325 2005-03-16 Steven Bosscher <stevenb@suse.de>
9327 * tree-inline.c (walk_type_fields, walk_tree,
9328 walk_tree_without_duplicates): Move from here...
9329 * tree.c: ...to here.
9331 2005-03-15 Zack Weinberg <zack@codesourcery.com>
9333 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9334 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9335 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9336 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9337 (version): Define using $(BASEVER_c).
9338 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9340 (version.o): Depend on version files; add custom generation command.
9341 (prefix.o): Define BASEVER on command line.
9342 (s-iov): Depend on version files; adjust command.
9343 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9345 (gcc-vers.texi): New rule.
9346 (doc/%.info, doc/%.dvi): Add -I . to command line.
9347 (doc/gccinstall.dvi): Likewise.
9348 (PACKAGE): Delete. All uses replaced with "gcc".
9349 * aclocal.m4: Do not include gcc-version.m4.
9350 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9351 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9352 Set is_release based on contents of DEV-PHASE.
9353 Set gcc_version based on contents of BASE-VER.
9354 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9355 * config.in, configure: Regenerate.
9356 * gccbug.in: Determine version of GCC in use at runtime.
9357 * gcov-iov.c: Get version number and development phase from
9358 command line, not by including version.c.
9359 * intl.c: Replace all uses of PACKAGE with "gcc".
9360 * libada-mk.in: Delete unused "gcc_version" variable.
9361 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9362 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9363 commentary to match.
9364 (version_string): Put together from pieces.
9365 * config/alpha/x-vms: Do not use $(gcc_version).
9366 * config/i386/t-nwld: Likewise.
9367 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9368 version-GCC and DEVELOPMENT.
9370 2005-03-15 Roger Sayle <roger@eyesopen.com>
9372 PR tree-optimization/17454
9373 * tree.c (tree_size): Add case for TREE_BINFO.
9374 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9375 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9377 2005-03-15 Roger Sayle <roger@eyesopen.com>
9379 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9380 op1 whilst expanding the signed widenening multiply variant.
9382 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9384 * toplev.c (display_target_options): Avoid unused variable warning if
9385 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9386 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9387 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9388 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9389 (mips_isa_info): New variable.
9390 (mips_parse_cpu): Remove the first argument and leave the caller
9392 (TARGET_HANDLE_OPTION): Override default.
9393 (mips_handle_option): New function. Move option validation code from...
9394 (override_options): ...here. Update calls to mips_parse_cpu.
9395 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9396 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9397 (SUBTARGET_TARGET_OPTIONS): Delete.
9398 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9399 (mno-flush-func, mtune=): New options.
9401 2005-03-15 Roger Sayle <roger@eyesopen.com>
9402 Richard Henderson <rth@redhat.com>
9404 * real.c (c4x_single_format, c4x_extended_format): Provide values
9405 for signbit_ro for c4x's single and extended floating point formats.
9406 * optabs.c (expand_copysign): Use the floating point format's
9407 signbit_ro for expanding via expand_copysign_absneg, and it's
9408 signbit_rw field for expanding via expand_copysign_bit.
9410 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9412 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9413 known_alignment_for_access_p.
9414 (known_alignment_for_access_p): New.
9415 (do_peeling_for_alignment): Field made int instead of bool and renamed
9416 to peeling_for_alignment.
9417 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9418 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9419 functionality used to be in vect_analyze_operations.
9420 (vect_analyze_operations): Code to determine vectorization factor was
9421 moved to vect_determine_vectorization_factor.
9422 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9423 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9425 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9426 be part of vect_analyze_operations).
9427 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9428 creating the guard condition, as the number of iterations may be
9430 (slpeel_tree_peel_loop_to_edge): Use new name of
9431 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9432 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9433 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9434 (vect_do_peeling_for_alignment): Use fold.
9435 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9437 (vect_update_inits_of_dr): Renamed to
9438 vect_update_init_of_dr.
9439 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9440 (vectorizable_store): Fix assertion to use == instead of =.
9442 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9444 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9445 call_used_regs for wCG registers.
9447 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9449 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9450 for non-offsettable memory references to cope with outstanding reload
9451 replacements, take 2.
9453 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9456 * config/i386/i386.h (x86_fisttp): New.
9457 (TARGET_FISTTP): New macro.
9458 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9459 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9460 instruction when fisttp flag is set.
9461 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9463 * config/i386/i386.md (type attribute): Add fisttp.
9464 (unit attribute): Set to i387 for fisttp type.
9465 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9466 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9468 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9469 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9471 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9472 patterns for TARGET_FISTTP. Enable patterns for
9473 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9474 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9475 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9476 implement fisttp x87 insn.
9477 (fix_trunc*_i387_fisttp splitters): New patterns.
9478 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9479 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9480 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9482 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9483 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9484 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9485 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9486 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9487 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9488 Disable patterns for TARGET_FISTTP.
9489 (fix_trunc*_i387 splitters): Implement usign mode macros.
9490 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9491 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9492 (fix_trunx*_sse peephole2s): Implement using mode macros.
9494 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9496 PR rtl-optimization/20291
9497 * combine.c (try_combine): If splitting fails, re-try with
9498 original combined pattern, i.e. before clobber stripping.
9500 2005-03-14 Eric Christopher <echristo@redhat.com>
9502 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9503 STACK_GROWS_DOWNWARD.
9505 2005-03-14 Roger Sayle <roger@eyesopen.com>
9507 * real.h (struct real_format): Split the signbit field into two
9508 two fields, signbit_ro and signbit_rw.
9509 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9510 mips_double_format, ieee_extended_motorola_format,
9511 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9512 ieee_extended_intel_128_format, ibm_extended_format,
9513 mips_extended_format, ieee_quad_format, mips_quad_format,
9514 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9515 i370_double_format, c4x_single_format, c4x_extended_format,
9516 real_internal_format): Update initializers for new field.
9517 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9518 real_format structure.
9519 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9520 field of the real_format structure.
9522 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9524 Fix PR tree-optimization/20458
9526 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9527 DECL_EXTERNAL on STRUCT_FIELD tags.
9528 (clear_call_clobbered): Ditto.
9529 * tree-ssa-operands.c (note_addressable): Make sure the original
9530 variable doesn't slip into the addressable list if we have
9532 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9535 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9537 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9538 (-fwide-exec-charset): Likewise.
9539 (-finput-charset): Likewise.
9540 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9541 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9542 * c.opt (Wnormalized): New.
9544 2005-03-14 Devang Patel <dpatel@apple.com>
9546 * doc/invoke.texi: Add reference to Visibility document.
9548 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9550 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9551 MASK_SPLIT_ADDRESSES.
9552 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9553 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9554 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9555 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9556 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9557 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9558 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9559 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9560 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9561 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9562 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9563 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9564 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9565 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9566 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9567 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9568 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9569 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9570 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9571 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9572 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9573 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9574 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9575 (TARGET_EXPLICIT_RELOCS): Delete.
9576 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9577 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9578 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9579 (override_options): Set MASK_LONG64 if -mint64 is given and no
9580 -mlongXX option is. Complain about -mint64 -mlong32.
9581 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9582 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9583 * config/mips/mips.opt: New file.
9585 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9587 * config.gcc (extra_options): New variable for listing option files.
9588 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9589 * configure.ac (extra_opt_files): New AC_SUBST variable.
9590 (tm_file_list, tm_include_list): Include options.h first.
9591 * configure: Regenerate.
9592 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9593 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9594 (s-options-h): New rule.
9595 (options.h): Depend on it.
9596 (TEXI_GCCINT_FILES): Add options.texi.
9597 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9598 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9599 * target.h (gcc_target): Add default_target_flags and handle_option.
9600 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9601 (TARGET_HANDLE_OPTION): New macros.
9602 (TARGET_INITIALIZER): Include them.
9603 * opt-functions.awk (opt_args, nth_arg): New functions.
9604 (switch_flags): Handle the "Target" flag.
9606 (var_name): Use opt_args and nth_arg.
9607 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9608 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9609 macros for the "Mask" and "InverseMask" options.
9610 * opts.h (cl_var_cond): New enum.
9611 (cl_option): Replace the "has_set_value" and "set_value" fields with
9612 "var_cond" and "var_value".
9613 (CL_TARGET): New macro.
9614 (option_enabled, print_filtered_help): Declare.
9615 (decode_options): Move definition.
9616 * opts.c (handle_option): Search for the original option before
9617 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9618 var_cond and var_value fields. Use targetm.handle_option to handle
9620 (decode_options): Set target_flags to targetm.default_target_flags.
9621 (print_filtered_help): Make global. Handle CL_TARGET.
9622 (option_enabled): New function.
9623 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9624 (display_target_options, set_target_switch, print_switch_values)
9625 (default_pch_valid_p): Guard uses of target_switches with
9626 #ifdef TARGET_SWITCHES. Also...
9627 (display_target_options): Display the CL_TARGET entries in cl_options.
9628 (set_target_option): Don't complain about the "" option when
9629 TARGET_SWITCHES is undefined.
9630 (print_switch_values): Use option_enabled.
9631 (default_pch_valid_p): Check cl_options[] when looking for something
9632 that has changed the value of target_flags.
9633 * c.opt: Remove documentation from top of file.
9634 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
9635 * doc/sourecebuild.texi: Refer to the new options documentation
9636 instead of c.opt. Document machine-specific .opt files.
9637 * doc/tm.texi (target_flags): Say that this variable is declared
9639 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9640 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9642 * doc/options.texi: New file.
9644 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9647 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9650 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9653 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
9654 temporary variable of pointer type if an lvalues is required.
9655 (gimplify_modify_expr_rhs): Request an rvalue from it.
9656 (gimplify_expr): Pass fallback on.
9658 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9660 * cfgbuild.c: Update comments.
9662 2005-03-14 Roger Sayle <roger@eyesopen.com>
9664 PR rtl-optimization/17236
9665 * optabs.c (expand_doubleword_mult): New helper function split out
9666 from expand_binop. Permute the order in which instructions are
9667 emitted to minimize the number of simultaneously live registers.
9668 (expand_binop): Call expand_doubleword_mult to synthesize a double
9669 word multiplication.
9671 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9673 * basic-block.h: Update the prototypes of cached_make_edge and
9675 * cfg.c (cached_make_edge): Take edge_cache representing one
9676 row of the adjacency matrix of edges.
9677 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9678 (make_edges): Initialize edge_cache to represent one row of
9679 the adjacency matrix of edges.
9681 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9683 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9685 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9686 Remove unused removed_phis variable.
9687 (conditional_replacement): Use build1/build2.
9688 (abs_replacement): Use last_and_only_stmt and build1/build2.
9690 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9692 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9693 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9694 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9695 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9696 * c-common.c (handle_novops_attribute): New function.
9697 (c_common_attribute_table): Add "no vops" entry.
9698 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9699 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9700 * tree-ssa-operands.c (get_call_expr_operands): Do not
9701 create virtual operands for calls with ECF_NOVOPS flag.
9702 * tree.h (DECL_IS_NOVOPS): New macro.
9703 (struct tree_decl): Add novops_flag.
9704 (ECF_NOVOPS): New constant.
9706 2005-03-14 Uros Bizjak <uros@kss-loka.si>
9709 * config/i386/i386.c (x86_use_himode_fiop): New.
9710 (x86_use_simode_fiop): Rename from x86_use_fiop.
9711 * config/i386/i386.h (x86_use_himode_fiop): Declare.
9712 (TARGET_USE_HIMODE_FIOP): New.
9713 (x86_use_simode_fiop): Rename from x86_use_fiop.
9714 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9716 * config/i386/i386.md (X87MODEI12): New mode macro define.
9717 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
9718 to implement x87 FP compare with HImode input operands.
9719 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9720 Use X87MODEI12 mode macro to handle HImode input operands.
9721 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9722 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9723 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9724 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9725 macro to implement x87 operators with HImode input operands.
9726 (fop splitters): Use X87MODEI12 mode macro to handle HImode
9729 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9731 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9733 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9734 constants invariant.
9736 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9738 * basic-block.h (BB_VISITED): Removed.
9739 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9741 2005-03-14 Falk Hueffner <falk@debian.org>
9744 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9746 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9748 * ggc-zone.c: Fix comment typos.
9750 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9751 stringpool.c, config/mips/mips-protos.h: Update copyright.
9753 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9755 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9756 throughout with its typedef, "rtx".
9757 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
9758 (rs6000_tls_symbol_ref_1): Remove inline keyword.
9759 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
9760 regs in comment to match code.
9762 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9764 * except.c (check_handled): Make it static.
9765 * except.h: Remove the corresponding prototype.
9767 * function.c (get_func_frame_size): Make it static.
9768 * function.h: Remove the corresponding type.
9770 * regclass.c (reg_class_superclasses, reg_class_subclasses):
9772 * hard-reg-set.h: Remove the corresponding declarations.
9774 * tree-cfg.c (verify_stmts): Check that
9775 bb_for_stmt (stmt) == bb for every PHI node and statement.
9777 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9779 * config.gcc: Remove excess indentation.
9780 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9782 2005-03-13 Roger Sayle <roger@eyesopen.com>
9785 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9786 * fold-const.c (fold_sign_changed_comparison): Likewise.
9787 (fold_binary): Optimize comparisons against widened operands if
9788 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9790 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9792 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9793 (sparc_override_options): Initialize it.
9794 (sparc_struct_value_rtx): Set it on the MEM to be returned.
9796 2005-03-13 David Edelsohn <edelsohn@gnu.org>
9798 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9799 (reg_or_none500mem_operand): New predicate.
9800 (zero_reg_mem_operand): New predicate.
9801 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9802 to reg_or_none500mem_operand.
9803 (extendsfdf2_fpr): Add MEM alternative.
9804 (extenddftf2_internal): Change operand2 predicate to
9805 zero_reg_mem_operand.
9807 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9809 * ggc-zone.c: Rewritten.
9811 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9813 * configure.ac: Define GGC_ZONE for --with-gc=zone.
9814 * config.in: Regenerated.
9815 * configure: Regenerated.
9816 * gengtype.c (write_types_process_field, write_func_for_structure):
9817 Pass new argument to gt_pch_note_object.
9818 * ggc-common.c (struct ptr_data): Add TYPE.
9819 (gt_pch_note_object): Take TYPE argument and save it.
9820 (call_count): Update call to ggc_pch_count_object.
9821 (call_alloc): Update call to ggc_pch_alloc_object.
9822 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9824 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9825 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9826 (ggc_alloc_zone_stat): Delete.
9827 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9828 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9829 (ggc_pch_alloc_object): Update prototypes.
9830 (garbage_zone): Delete.
9831 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9832 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
9834 (tree_id_zone): New variable.
9835 (ggc_alloc_cleared_zone): Remove unused.
9836 (ggc_alloc_zone): Define.
9837 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9838 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9839 ggc_alloc_zone_stat.
9840 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9841 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9842 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9843 (make_node_stat): Likewise. Use tree_id_zone.
9845 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9846 Joseph S. Myers <joseph@codesourcery.com>
9848 * configure.ac: Check for MIPS TLS.
9849 * configure: Regenerated.
9850 * config/mips/mips-protos.h (enum mips_symbol_type): Add
9851 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9852 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9853 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9854 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9855 (mips_classify_symbol, mips_symbolic_constant_p)
9856 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9857 (mips_tls_operand_p, mips_call_tls_get_addr)
9858 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9859 (mips_tls_symbol_ref_1): New functions.
9860 (mips_legitimize_address, mips_legitimize_const_move): Call
9861 mips_legitimize_tls_address.
9862 (override_options): Handle V1_REG and TLS symbols. Disable TLS
9864 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9865 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9866 (mips_char_to_class): Document V1_REG.
9867 (HAVE_AS_TLS): Provide default.
9868 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9870 (load_got<mode>): Renamed from *load_got<mode>. Allow when
9872 (tls_get_tp_<mode>): New instruction.
9874 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9876 * configure.ac: Update checks for target tools.
9877 * configure: Regenerated.
9879 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9881 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9883 2005-03-13 Roger Sayle <roger@eyesopen.com>
9885 * expmed.c (expand_mult): Use synthetic multiplication sequences for
9886 more classes of DImode multiplication by constant. Allow both
9887 multiplication by small negative constants (by performing a
9888 multiplication by a positive constant and negating the result) and
9889 multiplications by large powers of two, by using a left shift.
9891 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9893 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9894 of basic blocks into work_stack.
9896 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9897 config/mips/vr.h: Update copyright.
9899 * c-decl.c (c_init_decl_processing): Remove useless calls to
9900 build_function_type.
9902 * builtins.c (fold_trunc_transparent_mathfn,
9903 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9904 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9905 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9906 fold_builtin_strcpy, fold_builtin_strncpy,
9907 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9910 * builtins.c (expand_builtin_mathfn_3): Remove local variable
9913 * lambda-code.c (lambda_compute_auxillary_space): Remove local
9914 variable determinant.
9916 * tree-cfg.c (group_case_labels): Remove local variable type.
9918 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9921 * tree-ssa-phiopt.c (value_replacement): Remove local variable
9924 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9927 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9928 (*movmemqi_insn): Delete.
9929 (*movmemhi): Delete.
9931 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9933 * builtins.c (fold_builtin_classify): Take decomposed
9934 arguments of CALL_EXPR.
9935 (fold_builtin_1): Update a call to fold_builtin_classify.
9937 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9940 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9941 through into call to parser_xref_tag after parse error.
9942 (c_parser_struct_declaration): Consistently return NULL_TREE on
9945 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9947 * tree-flow-inline.h (ref_contains_array_ref): New function.
9948 (lookup_subvars_for_var): Ditto.
9949 (get_subvars_for_var): Ditto.
9950 (var_can_have_subvars): Ditto.
9952 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9953 (struct subvar): New type.
9955 * tree-dfa.c (okay_component_ref_for_subvars): New function.
9957 * tree-optimize.c (init_tree_optimization_passes): Call
9958 pass_create_structure_vars.
9960 * tree-ssa-alias.c: Include vec.h.
9961 (init_alias_info): Don't auto-clear call clobbered on struct-field
9963 (compute_flow_insensitive_aliasing): Handle subvars.
9964 (group_aliases): Handle STRUCT_FIELD aliases.
9965 (setup_pointers_and_addressables): Ditto.
9966 Don't mark variables non-addressable if they still have
9967 addressable subvars.
9968 Also mark subvars addressable when the real variable is marked
9970 (add_pointed_to_var): Try to prune the pointed-to set by only
9971 pointing to subvars when possible.
9972 Otherwise, make sure we set addresses_needed and pt_vars to
9973 properly include subvars.
9974 (bitpos_of_field): New function.
9975 (push_fields_onto_fieldstack): Ditto.
9976 (get_or_create_used_part_for): Ditto.
9977 (create_overlap_variables_for): Ditto.
9978 (find_used_portions): Ditto.
9979 (create_structure_vars): Ditto.
9980 (pass_create_structure_vars): New structure.
9982 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9983 (get_expr_operands): Handle subvars. Also try to turn
9984 COMPONENT_REF accesses into must-defs now that we can accurately
9986 (note_addressable): Try to only mark as addressable those subvars
9987 we know a COMPONENT_REF touches.
9988 (overlap_subvar): New function.
9990 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9991 Handle subvar storing.
9992 (vect_address_analysis): Update caller of vect_object_analysis.
9994 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9996 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9997 (STMT_VINFO_SUBVARS): New macro.
9999 * common.opts: add flag_tree_salias.
10001 * opts.c (decode_options): flag_tree_salias defaults to on.
10003 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
10005 * doc/tree-ssa.texi: Document structural alias analysis.
10007 2005-03-12 Steven Bosscher <stevenb@suse.de>
10009 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
10010 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
10011 * tree-ssa-operands.c (get_expr_operands): Likewise.
10012 (get_expr_operands): Likewise for ERROR_MARK.
10014 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10016 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
10019 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
10022 * tree-ssa-pre.c (compute_avail): Remove local variable val.
10023 (mark_operand_necessary): Remove local variable ver.
10025 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
10026 variable prefix_len.
10028 * value-prof.c (mod_subtract_transform): Remove local variable
10031 * builtins.c (fold_builtin_exponent): Take decomposed
10032 arguments of CALL_EXPR.
10033 (fold_builtin_1): Update a call to fold_builtin_exponent.
10035 * builtins.c (fold_builtin_logarithm): Take decomposed
10036 arguments of CALL_EXPR.
10037 (fold_builtin_1): Update a call to fold_builtin_logarithm.
10039 * c-decl.c (c_init_decl_processing): Remove local variables
10040 ptr_ftype_void and ptr_ftype_ptr.
10042 * gimplify.c (gimplify_expr): Remove local variables r0 and
10045 * reg-stack.c (move_for_stack_reg): Remove local variable
10047 (compare_for_stack_reg): Remove local variable flags_user.
10048 (convert_regs_1): Remove local variable deleted.
10050 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
10052 (combine_blocks): Remove local variables exits and new_e.
10054 * tree-inline.c (expand_call_inline): Remove local variable
10057 * tree-ssa-live.c (create_ssa_var_map,
10058 calculate_live_on_entry): Remove local variable snn.
10060 2005-03-12 Geoffrey Keating <geoffk@apple.com>
10062 * c-lex.c (c_lex_with_flags): Add parameter to call to
10065 2005-03-11 Per Bothner <per@bothner.com>
10067 * c-tree.h (struct c_declarator): New id_loc field.
10068 * c-pragma.h (c_lex_with_flags): Take position reference.
10069 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
10070 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
10071 (c_lex): Pass dummy location to c_lex_with_flags.
10072 * c-parser.c (c_lex_one_token): Set c_token's location using
10073 c_lex_with_flags, instead of input_location, which might be "ahead".
10074 (c_parser_direct_declarator): Set declarator's id_loc from
10076 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
10077 declarator's id_loc, rather than probably-imprecise input_location.
10078 (build_id_declarator): Initialize c_declarator's id_loc field.
10080 2005-03-11 Roger Sayle <roger@eyesopen.com>
10082 PR middle-end/20419
10083 * builtins.c (expand_builtin_signbit): Force the signbit's word
10084 into an integer register to avoid SUBREGs of floating point modes.
10086 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
10088 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
10089 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
10090 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
10091 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
10093 2005-03-11 David Edelsohn <edelsohn@gnu.org>
10095 PR rtl-optimization/20306
10096 * expr.c (emit_move_complex): Set try_int false if mode is
10097 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
10098 emit_block_move if try_int is true.
10100 2005-03-11 Richard Henderson <rth@redhat.com>
10103 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
10104 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
10107 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10109 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
10110 (TARGET_FIX_VR4130): New macro.
10111 (TARGET_OPTIONS): Add -mfix-vr4130.
10112 (ISA_HAS_MACCHI): New macro.
10113 (ASM_SPEC): Add -mfix-vr4130.
10114 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
10115 (override_options): Handle mips_fix_vr4130_string.
10116 (mips_avoid_hazards): Clear all_noreorder_p
10117 if we're working around VR4130 errata and the macc alternatives
10119 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
10120 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
10121 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
10122 (MULTILIB_DEFAULTS): Remove leading "march=".
10123 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
10124 if no architecture option is given.
10125 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
10127 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
10128 * doc/invoke.texi: Document -mfix-vr4130.
10130 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
10132 * config/mips/mips.c (override_options): Only warn about -mint64
10133 deprecation if TARGET_INT64.
10135 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10137 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
10138 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
10139 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
10140 are non-specific regarding the nonnull parameter positions.
10141 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
10142 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
10143 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
10144 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
10146 * builtins.def: Use the non-specific "nonnull" attibute lists.
10148 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10150 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10151 single_pred_edge, single_succ, single_pred): Improve comments.
10153 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
10155 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
10156 single_pred_edge, single_succ, single_pred): New inline functions.
10157 * bb-reorder.c (rotate_loop, find_traces_1_round,
10158 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
10159 duplicate_computed_gotos): Use the single_succ/pred functions.
10160 * cfganal.c (forwarder_block_p): Ditto.
10161 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
10162 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
10163 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
10164 merge_seq_blocks): Ditto.
10165 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
10166 * cfglayout.c (fixup_reorder_chain): Ditto.
10167 * cfgloop.c (mark_single_exit_loops, update_latch_info,
10168 canonicalize_loop_headers, verify_loop_structure): Ditto.
10169 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
10170 mfb_update_loops, create_preheader, force_single_succ_latches,
10171 create_loop_notes): Ditto.
10172 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
10173 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
10174 commit_one_edge_insertion, purge_dead_edges,
10175 cfg_layout_can_merge_blocks_p): Ditto.
10176 * except.c (sjlj_emit_function_enter): Ditto.
10177 * flow.c (init_propagate_block_info): Ditto.
10178 * function.c (thread_prologue_and_epilogue_insns): Ditto.
10179 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
10180 insert_insn_end_bb): Ditto.
10181 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
10182 find_if_case_2): Ditto.
10183 * lambda-code.c (perfect_nestify): Ditto.
10184 * lcm.c (optimize_mode_switching): Ditto.
10185 * loop-doloop.c (doloop_modify): Ditto.
10186 * loop-init.c (loop_optimizer_init): Ditto.
10187 * loop-iv.c (simplify_using_initial_values): Ditto.
10188 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
10189 * loop-unswitch.c (unswitch_loop): Ditto.
10190 * modulo-sched.c (generate_prolog_epilog): Ditto.
10191 * predict.c (combine_predictions_for_insn, estimate_probability,
10192 tree_estimate_probability, last_basic_block_p,
10193 estimate_bb_frequencies): Ditto.
10194 * profile.c (branch_prob): Ditto.
10195 * regrename.c (copyprop_hardreg_forward): Ditto.
10196 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
10197 * tracer.c (layout_superblocks): Ditto.
10198 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
10199 cfg_remove_useless_stmts_bb, cleanup_control_flow,
10200 cleanup_control_expr_graph, disband_implicit_edges,
10201 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
10202 tree_verify_flow_info, tree_make_forwarder_block,
10203 tree_forwarder_block_p, remove_forwarder_block,
10204 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
10205 * tree-if-conv.c (tree_if_conversion): Ditto.
10206 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
10207 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
10208 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
10209 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
10210 copy_loop_headers): Ditto.
10211 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
10212 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
10213 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
10214 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
10215 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
10216 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
10217 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
10218 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
10219 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
10220 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
10221 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
10222 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
10223 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10224 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
10225 slpeel_add_loop_guard): Ditto.
10227 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
10229 PR tree-optimization/15784
10230 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10233 * stmt.c (expand_case): Don't change index_type. Convert minval
10234 to the proper type.
10236 PR tree-optimization/20130
10237 * fold-const.c (fold): Fold x * -1 into -x.
10239 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
10241 PR rtl-optimization/20331
10242 * rtlanal.c (modified_between_p): Check its address first for MEM.
10243 (modified_in_p): Likewise.
10245 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
10247 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
10249 2005-03-10 Steven Bosscher <stevenb@suse.de>
10251 * expr.c (expand_expr_real_1): If possible, use a conditional
10252 move for expanding MIN_EXPR and MAX_EXPR.
10253 Use temp for moving around rtx-en.
10255 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
10258 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
10261 2005-03-10 Roger Sayle <roger@eyesopen.com>
10263 * builtins.c (expand_builtin_signbit): Extend to handle floating
10264 point modes wider than the largest integer type, using the
10265 operand_subword_force function to obtain the signbit's word.
10267 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10270 * combine.c (try_combine): If recog_for_combine added CLOBBERs
10271 to NEWI2PAT, fail to combine if they are used by NEWPAT.
10273 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
10275 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
10277 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
10279 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
10281 (perform_edge_inserts): Unconditionally call
10282 free_dominator_info.
10284 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
10286 2005-03-10 Bob Wilson <bob.wilson@acm.org>
10288 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
10290 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
10292 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
10294 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
10296 (rtl_register_value_prof_hooks,
10297 tree_value_profile_transformations,
10298 tree_register_value_prof_hooks): Likewise.
10299 * var-tracking.c (stack_adjust_offset_pre_post,
10300 variable_htab_free, variable_union, dataflow_set_different_2,
10301 count_uses, variable_was_changed, set_frame_base_location,
10302 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
10303 vt_add_function_parameters): Likewise.
10304 * varasm.c (named_section_real, named_section, make_decl_rtl,
10305 asm_emit_uninitialised, assemble_integer, decode_addr_const,
10306 const_hash_1, compare_constant, copy_constant, force_const_mem,
10307 output_constant_pool_2, output_constant_pool_1, output_constant,
10308 output_constructor, make_decl_one_only, decl_tls_model,
10309 default_no_named_section, default_elf_select_section_1,
10310 default_unique_section_1): Likewise.
10311 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
10312 * vmsdbgout.c (addr_const_to_string): Likewise.
10315 * function.c (struct assign_parm_data_one): Remove last_named
10317 (assign_parm_find_data_types): Don't determine last_named.
10318 Reorder named_parm determination.
10319 (assign_parms): Only setup varargs on the last non-varadic
10322 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
10324 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
10325 sda base address on medium model.
10327 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
10329 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
10330 * cfgloop.c (flow_loop_nodes_find): Export.
10331 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
10333 * cfgloopmanip.c (fix_loop_structure): New function.
10334 * predict.c (predict_loops): Clean up the loops information.
10335 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10336 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10338 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10339 (rewrite_into_loop_closed_ssa): Declaration changed.
10340 * tree-loop-linear.c (linear_transform_loops): Add argument to
10341 rewrite_into_loop_closed_ssa call.
10342 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10343 * tree-ssa-loop-im.c (move_computations): Ditto.
10344 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10345 * tree-vectorizer.c (vectorize_loops): Ditto.
10346 * tree-optimize.c: Include cfgloop.h.
10347 (execute_todo): Choose whether to call cleanup_tree_cfg or
10348 cleanup_tree_cfg_loop.
10349 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10350 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10351 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10352 cleanup_tree_cfg_loop call.
10353 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10354 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10355 work on part of cfg.
10357 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10359 PR inline-asm/20314
10360 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10361 with multiple alternatives.
10363 * stmt.c (parse_output_constraint): Fix a typo.
10365 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10367 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10368 assembly directive instead of deprecated "no-generics".
10370 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10372 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10373 for non-offsettable memory references to cope with outstanding reload
10375 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10376 avoid losing outstanding address reloads.
10377 ("reload_outdi", "reload_outdf"): Likewise.
10379 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10381 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10382 code. Add more cbrt transformations.
10384 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10386 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10388 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10390 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10391 NULL_TREE when a given tree is not simplified.
10392 (fold): Return the original tree when any of the functions
10393 mentioned above NULL_TREE.
10395 * fold-const.c (fold_unary, fold_binary): Take decomposed
10396 arguments, code, type, op0, and op1 in case of fold_binary.
10397 (fold): Update calls to fold_unary and fold_binary.
10399 2005-03-09 Roger Sayle <roger@eyesopen.com>
10401 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10402 a fndecl and an arglist instead of a CALL_EXPR, exp.
10404 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10406 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10408 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10410 * expr.c (expand_assignment): Remove orig_to_rtx.
10412 * fold-const.c (int_const_binop): Remove no_overflow.
10414 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10416 * loop-iv.c (get_biv_step_1): Remove lhs.
10418 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10420 * real.c (real_nan): Remove neg.
10422 * function.c (thread_prologue_and_epilogue_insns): Remove i
10425 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10428 * tree-eh.c (tree_could_trap_p): Remove idx.
10430 * tree-into-ssa.c (ann): Remove ann.
10432 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10434 * tree-sra.c (decide_block_copy): Remove inst_count.
10436 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10438 * tree-ssa-loop-im.c (lhs): Remove.
10440 * cfgbuild.c (state, STATE, SET_STATE,
10441 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10443 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10444 (find_basic_blocks): Set the state of each basic block to
10447 2005-03-08 Jeff Law <law@redhat.com>
10449 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10450 goto results in the removal of edges in the CFG, then we need
10451 to recompute dominators.
10453 2005-03-09 Ben Elliston <bje@au.ibm.com>
10455 * c-common.c (c_do_switch_warnings): Comment fix.
10457 2005-03-08 Julian Brown <julian@codesourcery.com>
10459 * Patch from 2005-03-08 reverted for causing regressions and
10460 ppc-darwin bootstrap failure.
10462 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10464 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10465 Define the real function for ppc-darwin.
10466 * c-typeck.c (convert_arguments): Check for target-specific
10467 invalid argument call to unprototyped function.
10468 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10470 * target.h (invalid_arg_for_unprototyped_fn): New field
10472 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10473 default target hook.
10474 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10477 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10479 * c-typeck.c (constructor_stack, constructor_range_stack,
10480 initializer_stack): Make them static.
10482 * cfg.c (rbi_pool): Make it static.
10484 * gimple-low.c (lower_stmt_body): Make it static.
10485 * tree-flow.h: Remove the corresponding prototype. Don't
10486 declare lower_data.
10488 * sched-deps.c (cache_size): Make it static.
10490 * stor-layout.c (lang_adjust_rli): Make it static.
10492 2005-03-08 Julian Brown <julian@codesourcery.com>
10494 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10495 from being used for symbols with vague linkage when
10496 HAVE_GAS_COMDAT_GROUP is true.
10498 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10500 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10501 nlabel == JUMP_LABEL (jump).
10503 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10505 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10506 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10507 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10508 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10510 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10513 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10514 * c-common.c (handle_returns_twice): New function.
10515 (c_common_attribute_table): Declare eturns_twice' attribute.
10516 * doc/extend.texi: Document eturns_twice' attribute.
10517 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10518 (struct tree_decl): Add returns_twice_flag.
10520 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10522 * tree-ssa-phiopt.c: Fix a comment typo.
10524 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10525 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10526 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10529 2005-03-08 Richard Henderson <rth@redhat.com>
10531 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10532 builtin codes with ctzdi2, clzdi2, popcountdi2.
10533 (struct alpha_builtin_def): Add is_const.
10534 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10535 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10536 (alpha_init_builtins): Init them. Set nothrow and const attributes
10538 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10539 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10540 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10541 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10542 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10543 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10544 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10545 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10546 (TARGET_FOLD_BUILTIN): New.
10547 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10548 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10550 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10552 2005-03-08 Ira Rosen <irar@il.ibm.com>
10554 PR tree-optimization/20122
10555 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10556 condition of access function instead of base.
10558 2005-03-07 Jeff Law <law@redhat.com>
10559 Steven Bosscher <stevenb@suse.de>
10561 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10562 (find_taken_edge): Call find_taken_edge_computed_goto as
10563 appropriate. Allow any gimple invariant rather than just
10564 INTEGER_CST for VAL.
10565 (cleanup_control_flow): Cleanup a computed goto which has turned
10566 into a simple goto.
10567 (tree_merge_blocks): If block B has any forced labels, move
10568 them to the start of block A.
10569 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10570 computed gotos as well.
10571 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10572 removal of unnecessary computed gotos too.
10573 (lookup_redirection_data): Fix type of INSERT argument. Callers
10576 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10578 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10579 Remove trailing spaces.
10581 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10582 unshare_all_trees): Make them static.
10583 * tree-gimple.h: Remove the corresponding prototypes.
10585 * diagnostic.h: Remove unused prototype
10586 debug_output_buffer.
10587 * modulo-sched.c: Remove unused prototype
10588 set_row_column_for_ps.
10590 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10591 replace_phi_edge_with_variable): Remove unused variable i.
10593 2005-03-07 Per Bothner <per@bothner.com>
10595 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10597 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10600 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10601 bbs on the COND_EXPR instead of the PHI_NODEs.
10602 (candidate_bb_for_phi_optimization): Remove.
10603 (replace_phi_with_stmt): Rename to ...
10604 (replace_phi_edge_with_variable): this and change so that we
10605 replace the phi argument instead of removing the PHI.
10606 (conditional_replacement): Change so we deal with PHI with more
10607 than two arguments.
10608 (value_replacement): Likewise.
10609 (abs_replacement): Likewise.
10611 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10613 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10614 output_e500_flip_gt_bit.
10616 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10618 (rs6000_generate_compare): Fix logic to look at the correct bits.
10619 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10621 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10622 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10623 gen_move_from_CR_gt_bit.
10625 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10626 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10627 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10629 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10630 (E500_CR_IOR_COMPARE): New constant.
10632 2005-03-08 Earl Chew <earl_chew@agilent.com>
10633 David Billinghurst <David.Billinghurst@riotinto.com>
10635 * config/i386/host-cygwin.c: New file to support precompiled
10637 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10638 * config.host: Use above files for cygwin host.
10640 2005-03-07 David Edelsohn <edelsohn@gnu.org>
10642 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10643 ordering ops from earlier change.
10645 2005-03-07 Per Bothner <per@bothner.com>
10647 Various fixes to allow us to again build if --enable-mapped-location:
10648 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10649 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10650 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10651 local variable loc. Change logic appropriately.
10652 * tree-vect-transform.c (vect_finish_stmt_generation): Use
10653 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10654 * c-parser.c (c_parser_for_statement): Initialize loc variable.
10655 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10656 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10658 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
10660 PR rtl-optimization/19683
10661 * reload1.c (choose_reload_regs): Pass the number of bits, not the
10662 number of bytes, to smallest_int_for_mode. Fix arguments to
10663 REG_CANNOT_CHANGE_MODE_P.
10665 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10667 * reorg.c (relax_delay_slots): Check that the jump is
10668 conditional before trying to invert it.
10670 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10672 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10675 * calls (stack_arg_under_construction): Make it static.
10677 * flow.c (regs_live_at_setjmp): Make it static.
10678 * flow.h: Remove the corresponding prototype.
10680 * reload1.c (reload_startobj, reload_firstobj,
10681 something_needs_operands_changed, reload_inherited,
10682 reload_inheritance_insn, reload_override_in,
10683 reload_spill_index): Make them static.
10685 * recog.c (verify_changes): Make it static.
10686 * recog.h: Remove the corresponding prototype.
10688 * cfgbuild.c (find_sub_basic_blocks): Remove.
10689 * basic-block.h: Remove the corresponding prototype.
10690 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10692 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10694 * tree-ssa-operands.c (check_build_stmt): Remove.
10696 * stor-layout.c (set_alignment): Remove.
10697 * tree.h: Remove the corresponding prototype.
10699 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10701 * tree-ssa-dce.c (control_dependence_map,
10702 visited_control_parents): Make them static.
10704 * cfghooks.c (verify_flow_info): Remove local variable
10707 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10710 * loop-unswitch.c (unswitch_loop): Remove local variable src.
10712 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
10714 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10716 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
10718 * config/ia64/hpux.h (LINK_SPEC): Add -z.
10719 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10720 PARALLEL for an empty structure.
10722 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10724 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10726 * fold-const.c (fold_binary): Unroll the very first "for"
10729 2005-03-06 David Edelsohn <edelsohn@gnu.org>
10731 * config/rs6000/predicates.md (branch_comparison_operator): Remove
10732 redundant match_code test.
10733 (scc_comparison_operator): Swap match_operand and match_code
10735 (branch_positive_comparison_operator): Same.
10736 (trap_comparison_operator): Use comparison_operator and swap with
10739 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
10742 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10743 (out_movhi_r_mr): Read low byte of volatile MEM first.
10744 (out_movhi_mr_r): Write high byte of volatile MEM first.
10746 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10748 * cselib.c (reg_values, reg_values_size): Make them static.
10750 * cse.c (cse_reg_info_table): Make it static.
10752 * fold-const.c (fold_unary): Use build1 instead of copy_node.
10754 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
10756 * cse.c (find_best_addr): Use canon_for_address.
10758 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10760 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10761 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10762 SUBREG and MEM, respectively.
10764 * fold-const.c (fold_binary): Use code instead of t.
10766 * fold-const.c (optimize_minmax_comparison): Take decomposed
10767 arguments code, type, op0, and op1 instead of t.
10768 (fold_binary): Update a call to optimize_minmax_comparison.
10770 * fold-const.c (fold_range_test): Take decomposed arguments
10771 code, type, op0, and op1 instead of t.
10772 (fold_binary): Update a call to fold_range_test.
10774 * fold-const.c (fold_binary_op_with_conditional_arg): Take
10775 decomposed arguments code, type, op0, and op1 instead of t.
10776 (fold_binary): Update a call to fold_range_test.
10778 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10780 * fold-const.c (fold_binary): Avoid directly using the original
10781 expression t as much as possible.
10783 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10785 * c-semantics.c (build_stmt): Use TYPE_P instead of
10786 IS_NON_TYPE_CODE_CLASS.
10787 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10788 (NON_TYPE_CHECK): Use TYPE_P instead of
10789 IS_NON_TYPE_CODE_CLASS.
10791 * fold-const.c (fold): Remove handling of binary expressions.
10793 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
10795 * doc/c-tree.texi: Wrap comments in @r{}.
10796 * doc/cpp.texi: Likewise.
10797 * doc/cppinternals.texi: Likewise.
10798 * doc/extend.texi: Likewise.
10799 * doc/md.texi: Likewise.
10800 * doc/objc.texi: Likewise.
10801 * doc/sourcebuild.texi: Likewise.
10802 * doc/tm.texi: Likewise.
10803 * doc/tree-ssa.texi
10805 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10807 * predict.c (apply_return_prediction): Standardize PHI chain
10809 * tree-ssa.c (ssa_redirect_edge): Likewise.
10811 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10812 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10815 * tree-phinodes.c (remove_phi_node): Drop the last argument.
10816 * tree-flow.h: Adjust the prototype for remove_phi_node.
10817 * lambda-code.c (perfect_nestify): Adjust a call to
10820 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10821 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10823 * tree-ssa-dce.c (remove_dead_phis): Likewise.
10824 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10825 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10826 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10828 * combine.c (simplify_and_const_int): Use gen_int_mode instead
10829 of GEN_INT (trunc_int_for_mode (...)).
10830 * loop-iv.c (iv_number_of_iterations): Likewise.
10831 * postreload.c (reload_cse_move2add): Likewise.
10832 * simplify-rtx.c (simplify_const_unary_operation,
10833 simplify_const_binary_operation): Likewise.
10834 * stor-layout.c (get_mode_bounds): Likewise.
10836 * fold-const.c (fold_binary): New.
10837 (fold): Call fold_binary on binary expressions.
10839 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
10841 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10842 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10843 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10844 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10845 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10847 2005-03-04 Devang Patel <dpatel@apple.com>
10849 PR tree-optimization/18815
10850 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10851 loops with zero exit edges.
10853 2005-03-04 Devang Patel <dpatel@apple.com>
10855 * doc/invoke.texi: Remove reference to webpage that does not exist.
10857 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
10858 Joseph S. Myers <joseph@codesourcery.com>
10861 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10862 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10863 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10864 * pa.c (get_plabel): Change argument to symbol_ref. Call
10865 maybe_get_identifier instead of get_identifier.
10866 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10867 (struct deferred_plabel): Replace name field with symbol field.
10868 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10869 ASM_OUTPUT_EXTERNAL_REAL is defined.
10870 (output_global_address): Use output_addr_const for output of all
10872 (output_deferred_plabels): Use symbol_ref instead of name for address
10874 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10875 ASM_OUTPUT_SYMBOL_REF): New macros.
10876 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
10878 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10881 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
10883 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10884 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10886 2005-03-04 Jeff Law <law@redhat.com>
10888 * basic-block.h (rediscover_loops_after_threading): Declare.
10889 * tree-ssa-dom.c: Include cfgloop.h.
10890 (tree_ssa_dominator_optimize): Discover loops and some basic
10891 properties. Remove forwarder blocks recreated by loop header
10892 canonicalization. Also mark backedges in the CFG.
10893 * tree-ssa-threadupdate.c: Include cfgloop.h
10894 (rediscover_loops_after_threading): Define.
10895 (struct local_info): New field, JUMP_THREADED.
10896 (prune_undesirable_thread_requests): New function.
10897 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10898 then record that fact for the callers of redirct_edges.
10899 (thread_block): If BB has incoming backedges, then call
10900 prune_undesirable_thraed_requests. Note when we are
10901 going to have to rediscover loop information. Return a
10902 boolean indicating if any jumps were threaded.
10903 (thread_through_all_blocks): Bubble up boolean indicating
10904 if any jumps were threaded.
10905 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10906 (tree-ssa-threadupdate.o): Similarly.
10908 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10910 * fold-const.c (fold_ternary): Unroll the "for" loop to
10913 2005-03-04 Andrew Haley <aph@redhat.com>
10915 * unwind-dw2-fde-glibc.c (struct
10916 unw_eh_callback_data.check_cache): New field.
10917 (frame_hdr_cache): New.
10918 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10919 Cache frame header info.
10921 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
10923 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10924 (print_c_condition): Declare.
10925 * read-rtl.c (ptr_loc): New structure.
10926 (ptr_locs, ptr_loc_obstack, joined_conditions)
10927 (joined_conditions_obstack): New variables.
10928 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10929 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10930 (join_c_conditions, print_c_condition): New functions.
10931 (apply_macro_to_string): Associate the new string with the same
10932 source location as the old one.
10933 (add_condition_to_string): Use join_c_conditions.
10934 (read_string): Use set_rtx_ptr_loc to record a filename and line
10935 number for the string.
10936 (read_rtx): Initialize the new variables above.
10937 * genattrtab.c (write_test_expr, write_attr_value): Use
10939 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10940 comment above the GCC_VERSION check.
10941 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10942 Inline the definition of MAYBE_EVAL.
10943 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10944 * genoutput.c (process_template): Likewise.
10945 * genpreds.c (write_predicate_subfunction): Likewise.
10946 (write_predicate_expr): Use print_c_condition.
10947 * genrecog.c (write_cond): Likewise.
10948 * gensupport.c (process_rtx): Use join_c_conditions to join the
10949 conditions of a define_insn_and_split. Record a source location
10950 for the string after the "&&".
10951 (alter_test_for_insn): Use join_c_conditions.
10953 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
10956 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10957 PR tree-optimization/15784
10958 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10961 2005-03-04 Ben Elliston <bje@au.ibm.com>
10963 * gcc.c (option_map): Add --coverage.
10964 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10965 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10966 * config/darwin.h: Pass -lgcov for `coverage'.
10967 * doc/invoke.texi (Debugging Options): Document --coverage.
10969 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10971 * gcse.c (bypass_block): Use find_edge wherever possible.
10973 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
10977 * c-opts.c (c_common_parse_file): Call start_source_file
10978 and end_source_file at the approriate times.
10980 * dwarf2out.c (dwarf2out_finish): Don't auto-end
10981 the main file, it will be done for us now.
10983 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10985 * fold-const.c (fold_ternary): New.
10986 (fold): Call fold_ternary on ternary expressions. Remove
10987 handling of ternary expressions.
10989 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10991 PR tree-optimization/15784
10992 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10995 2005-03-03 David Edelsohn <edelsohn@gnu.org>
10997 * config/rs6000/predicates.md (branch_comparison_operator):
10998 Convert from C block to conditional format.
11000 2005-03-03 Jan Hubicka <jh@suse.cz>
11002 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
11003 and non-constant public variables.
11005 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
11007 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
11010 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
11013 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
11014 calls to release_ssa_name and release_phi_node.
11016 * fold-const.c (fold): Remove handling of unary expressions.
11018 * fold-const.c (fold_unary): Avoid directly using the original
11019 expression t as much as possible.
11021 2005-03-03 Roger Sayle <roger@eyesopen.com>
11022 Andrew Pinski <pinskia@physics.uc.edu>
11024 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
11025 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
11027 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
11029 Describe special registers SRP and MOF as allocatable registers.
11030 * config/cris/cris.c (cris_md_asm_clobbers): New function.
11031 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
11032 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
11033 TARGET_HAS_MUL_INSNS.
11034 (cris_print_operand) <case 'd'>: New case.
11035 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
11036 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
11038 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
11039 (REG_ALLOC_ORDER): Update for MOF.
11040 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
11042 (GENERAL_REGS): No longer a define of ALL_REGS.
11043 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
11044 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
11045 Adjust accordingly.
11046 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
11047 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
11048 (SECONDARY_RELOAD_CLASS): Define.
11049 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
11050 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
11051 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
11052 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
11053 (REGISTER_MOVE_COST): Define.
11054 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
11055 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
11056 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
11057 (CRIS_MOF_REGNUM): New define_constants.
11058 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
11060 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
11062 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
11063 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
11064 Adjust for MOF being properly described as a register.
11065 (indir_to_reg_split): Name this split. Conditionalize on the
11066 destination register being a general register.
11067 (movei): Conditionalize on on operands 0 and 1 having the same
11070 2005-03-03 Alan Modra <amodra@bigpond.net.au>
11073 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
11074 -mcpu to override any other explicitly given flags.
11076 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
11078 * recog.c (verify_changes, confirm_change_group): New functions,
11079 broken out of apply_change_group.
11080 (apply_change_group): Use them.
11081 * recog.h (verify_change, confirm_change_group): Declare.
11082 * rtl.h (redirect_jump_2): Declare.
11083 * jump.c (redirect_exp, invert_exp): Delete.
11084 (invert_exp_1): Take second parameter. Return value. Changed caller.
11085 (redirect_jump_2): New function, broken out of redirect_jump.
11086 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
11087 (invert_jump): Use invert_jump_1 and redirect_jump_2.
11088 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
11090 2005-03-02 Geoffrey Keating <geoffk@apple.com>
11092 * varasm.c (named_section): Use xstrdup rather than doing it by
11095 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
11097 2005-03-02 Devang Patel <dpatel@apple.com>
11099 Undo PR tree-optimization/18815 fix.
11101 2005-03-02 Devang Patel <dpatel@apple.com>
11103 PR tree-optimization/18815
11104 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
11105 loops with zero exit edges.
11107 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11109 * cfg.c (connect_src, connect_dest, disconnect_src,
11110 disconnct_dest): New.
11111 (unchecked_make_edge, remove_edge, redirect_edge_succ,
11112 redirect_edge_pred): Use the new functions.
11114 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
11115 free_dominance_info only when needed.
11117 2005-03-02 David Edelsohn <edelsohn@gnu.org>
11120 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
11121 (reg_or_sub_cint64_operand): Same.
11123 2005-03-02 Jeff Law <law@redhat.com>
11125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
11126 CFG_ALTERED in the main DOM iteration loop.
11128 2005-03-02 Mark Mitchell <mark@codesourcery.com>
11131 * varasm.c (initializer_constant_valid_p): Allow conversions
11132 between OFFSET_TYPEs. Tidy.
11134 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
11136 * config/cris/cris.md ("return"): Remove epilogue delay list
11139 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
11141 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
11143 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
11145 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
11147 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
11148 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
11149 config/m68k/m68k.c, config/mips/mips.h,
11150 config/rs6000/rs6000-protos.h, doc/contrib.texi,
11151 doc/include/gcc-common.texi: Update copyright.
11153 PR middle-end/18029 and PR middle-end/18030
11154 * expr.c (optimize_bitfield_assignment_op): Add a special case
11155 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
11157 * fold-const.c (fold_unary): New.
11158 (fold): Call fold_unary on unary expressions.
11160 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
11162 * cgraph.h (struct cgraph_edge): Add prev_caller and
11163 prev_callee fields.
11164 (cgraph_node_remove_callees): Export.
11165 * cgraph.c (cgraph_create_edge): Initialize prev_caller
11167 (cgraph_edge_remove_callee): New function.
11168 (cgraph_edge_remove_caller): Likewise.
11169 (cgraph_remove_edge): Use.
11170 (cgraph_redirect_edge_callee): Likewise.
11171 (cgraph_node_remove_callees): New function.
11172 (cgraph_node_remove_callers): Likewise.
11173 (cgraph_remove_node): Use.
11174 * tree-optimize.c (tree_rest_of_compilation): Use
11175 cgraph_node_remove_callees instead of manual loop.
11176 * cgraphunit.c (cgraph_finalize_function): Likewise.
11177 (cgraph_expand_function): Likewise.
11178 (cgraph_remove_unreachable_nodes): Likewise.
11180 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
11183 * c-tree.h (undeclared_variable, build_external_ref): Add extra
11185 * c-decl.c (undeclared_variable): Take location as argument.
11186 * c-typeck.c (build_external_ref): Likewise.
11187 * c-parser.c (c_parser_postfix_expression): Pass location of
11188 identifier to build_external_ref.
11190 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11192 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
11193 CCEQ mode for branch_positive_comparison_operator test.
11194 * config/rs6000/predicates (branch_comparison_operator): Revert to
11196 (scc_comparison_operator): Same.
11197 (branch_positive_comparison_operator): Same.
11199 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
11201 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
11202 (cris_delay_slots_for_epilogue): Remove.
11203 (save_last): Move into cris_target_asm_function_epilogue.
11204 (cris_target_asm_function_epilogue): Remove tests for file being
11206 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
11207 (cris_delay_slots_for_epilogue): Remove prototypes.
11208 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
11209 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
11211 2005-03-01 David Edelsohn <edelsohn@gnu.org>
11213 * config/rs6000/predicates.md (branch_comparison_operator): Change
11214 to define_special_predicate.
11215 (scc_comparison_operator): Same.
11216 (branch_positive_comparison_operator): Same.
11218 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
11220 * Makefile.in (tree-ssa-sink.o): New.
11221 (OBJS-common): Add tree-ssa-sink.o.
11222 * common.opt: Add -ftree-sink
11223 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
11224 * timevar.def (TV_TREE_SINK): new timevar.
11225 * tree-flow.h (is_hidden_global_store): Prototype.
11226 * tree-optimize.c (init_tree_optimization_passes): Add
11228 * tree-pass.h (pass_sink_code): New.
11229 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
11230 for non-obvious global store store to is_hidden_global_store, and
11231 call that new function.
11232 * tree-ssa-sink.c: New file.
11233 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
11234 * doc/passes.texi: Document forward store motion.
11235 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
11236 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
11237 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
11238 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
11240 2005-03-01 Per Bothner <per@bothner.com>
11242 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
11243 and we have a non-zero column-number, add it to the message.
11244 Also factor out the diagnostic_kind_text.
11246 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11248 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
11249 flow_loop_pre_header_scan, flow_loop_pre_header_find,
11250 flow_loop_scan): Removed.
11251 (flow_loop_dump): Do not dump removed fields.
11252 (flow_loop_free): Do not free removed fields.
11253 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
11254 (loop_exit_edge_p): New function.
11255 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
11256 num_pre_header_edges, entry_edges, num_entries, exit_edges,
11257 num_exits, exits_doms.
11258 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
11259 LOOP_EDGES, LOOP_ALL): Removed.
11260 (flow_loop_scan): Declaration removed.
11261 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
11262 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
11264 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
11265 (if_convert): Call flow_loops_find and flow_loops_free
11266 when calling mark_loop_exit_edges.
11267 * cfgloopanal.c (mark_loop_exit_edges): Moved from
11268 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
11269 free_dominance_info calls.
11270 * loop-init.c (flow_loops_find): Ditto.
11271 * passes.c (rest_of_handle_branch_prob): Ditto.
11272 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
11273 * loop-unroll.c (analyze_insns_in_loop): Do not use
11275 * predict.c (predict_loops): Do not call flow_loop_scan.
11276 Use get_loop_exit_edges.
11277 (tree_estimate_probability): Do not pass flags to flow_loops_find.
11278 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
11279 Do not use EDGE_LOOP_EXIT.
11280 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
11281 to bb_with_exit_edge_p.
11282 (if_convertible_loop_p): Do not call flow_loop_scan. Use
11283 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
11284 to bb_with_exit_edge_p.
11285 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
11287 * tree-loop-linear.c (linear_transform_loops): Do not call
11288 flow_loop_scan. Use loop->single_exit.
11289 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
11290 (vect_analyze_loop_form): Do not call flow_loop_scan.
11291 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
11293 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
11295 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
11296 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11297 slpeel_tree_duplicate_loop_to_edge_cfg,
11298 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
11299 Use loop_preheader_edge and loop->single_exit. Do not call
11302 2005-03-01 Nick Clifton <nickc@redhat.com>
11304 * config/arm/arm.c (thumb_find_work_register): Check all of the
11305 argument registers to see if they are free, and a couple of
11306 special cases where the last argument register but can be proved
11307 to be available during the function's prologue.
11308 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
11309 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
11310 thumb_unexpanded_epilogue): Use unsigned long as the type for the
11312 (thumb_compute_save_reg_mask): Likewise. Also use
11313 thumb_find_work_register() to ensure that there is agreement about
11314 which work register is going to be used in the prologue.
11315 (thumb_output_function_prologue): Use unsigned long as the type
11316 for the register bit-mask. Also delay pushing the link register if
11317 other high registers are going to be pushed.
11318 (thumb_compute_save_reg_mask, emit_multi_reg_push,
11319 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
11320 redundant prototypes.
11322 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
11325 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
11326 and after reload in REG+REG indexed addresses without REG_POINTER
11327 set in the base and not set in the index.
11329 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
11331 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
11332 Don't undefine here.
11333 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11334 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11335 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11336 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11337 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11339 * config.gcc (sh*-*-linux*): Use config/linux.h.
11341 2005-02-28 Dale Johannesen <dalej@apple.com>
11342 Stan Shebs <shebs@apple.com>
11344 Rewrite of 64-bit Darwin structure-by-value pass/return.
11345 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11346 intoffset, use_stack, named.
11347 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11348 (rs6000_darwin64_record_arg_advance_flush): New.
11349 (rs6000_darwin64_record_arg_advance_recurse): New.
11350 (rs6000_darwin64_record_arg_flush): New.
11351 (rs6000_darwin64_record_arg_recurse): New.
11352 (rs6000_darwin64_record_arg): New.
11353 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11354 (function_arg_boundary): Handle 128-bit aligned structs.
11355 (function_arg_advance): Rewrite darwin64 struct handling.
11356 (function_arg): Call rs6000_darwin64_record_arg.
11357 (function_arg_partial_nregs): Handle darwin64 structs.
11358 (rs6000_darwin64_function_value): Remove.
11359 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11361 2005-02-28 Roger Sayle <roger@eyesopen.com>
11363 PR tree-optimization/20216
11364 * tree-chrec.c (tree_fold_factorial): Delete.
11365 (tree_fold_binomial): Change argument list to take a return type
11366 and change the type of K to unsigned int. Rewrite to avoid explicit
11367 evaluation of factorials, and (recursively) calling fold to perform
11368 compile-time arithmetic. Return NULL on (internal) overflow.
11369 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11370 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11371 if any intermediate calculation overflows.
11372 (chrec_apply): Update call to chrec_evaluate.
11374 2005-02-28 James E Wilson <wilson@specifixinc.com>
11376 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11378 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11381 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11382 instead of NULL_TREE on error.
11384 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11386 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11387 (EASY_VECTOR_15_ADD_SELF): Remove.
11388 (num_insns_constant_wide): Not static.
11389 (validate_condition_mode): Not static.
11390 (toc_relative_expr_p): Not static.
11391 (legitimate_indirect_address_p): Not static.
11392 (macho_lo_sum_memory_operand): Not static.
11393 (invalid_e500_subreg): Not static.
11394 (easy_vector_same): Not static.
11395 (easy_vector_splat_const): Not static.
11396 (RS6000_SYMBOL_REF_TLS_P): Remove.
11397 (any_operand): Delete.
11398 (any_parallel_operand): Delete.
11399 (count_register_operand): Delete.
11400 (altivec_register_operand): Delete.
11401 (xer_operand): Delete.
11402 (s8bit_cint_operand): Delete.
11403 (short_cint_operand): Delete.
11404 (u_short_cint_operand): Delete.
11405 (non_short_cint_operand): Delete.
11406 (exact_log2_cint_operand): Delete.
11407 (gpc_reg_operand): Delete.
11408 (cc_reg_operand): Delete.
11409 (cc_reg_not_cr0_operand): Delete.
11410 (reg_or_short_operand): Delete.
11411 (reg_or_neg_short_operand): Delete.
11412 (reg_or_aligned_short_operand): Delete.
11413 (reg_or_u_short_operand): Delete.
11414 (reg_or_cint_operand): Delete.
11415 (reg_or_arith_cint_operand): Delete.
11416 (reg_or_add_cint64_operand): Delete.
11417 (reg_or_sub_cint64_operand): Delete.
11418 (reg_or_logical_cint_operand): Delete.
11419 (got_operand): Delete.
11420 (got_no_const_operand): Delete.
11421 (easy_fp_constant): Delete.
11422 (easy_vector_constant): Delete.
11423 (easy_vector_constant_add_self): Delete.
11424 (zero_constant): Delete.
11425 (zero_fp_constant): Delete.
11426 (volatile_mem_operand): Delete.
11427 (offsettable_mem_operand): Delete.
11428 (mem_or_easy_const_operand): Delete.
11429 (add_operand): Delete.
11430 (non_add_cint_operand): Delete.
11431 (logical_operand): Delete.
11432 (non_logical_cint_operand): Delete.
11433 (mask_operand): Delete.
11434 (mask_operand_wrap): Delete.
11435 (mask64_operand): Delete.
11436 (mask64_2_operand): Delete.
11437 (and64_operand): Delete.
11438 (and64_2_operand): Delete.
11439 (and_operand): Delete.
11440 (reg_or_mem_operand): Delete.
11441 (lwa_operand): Delete.
11442 (symbol_ref_operand): Delete.
11443 (call_operand): Delete.
11444 (current_file_function_operand): Delete.
11445 (input_operand): Delete.
11446 (rs6000_nonimmediate_operand): Delete.
11447 (rs6000_tls_symbol_ref): Delete.
11448 (save_world_operation): Delete.
11449 (restore_world_operation): Delete.
11450 (load_multiple_operation): Delete.
11451 (store_multiple_operation): Delete.
11452 (vrsave_operation): Delete.
11453 (mfcr_operation): Delete.
11454 (mtcrf_operation): Delete.
11455 (lmw_operation): Delete.
11456 (stmw_operation): Delete.
11457 (branch_comparison_operator): Delete.
11458 (branch_positive_comparison_operator): Delete.
11459 (scc_comparison_operator): Delete.
11460 (trap_comparison_operator): Delete.
11461 (boolean_operator): Delete.
11462 (boolean_or_operator): Delete.
11463 (min_max_operator): Delete.
11464 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11465 (EASY_VECTOR_15): Moved to here.
11466 (EASY_VECTOR_15_ADD_SELF): Move to here.
11467 (PREDICATE_CODES): Delete.
11468 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11469 Declare functions no longer static.
11470 * config/rs6000/predicates.md: New.
11471 * config/rs6000/rs6000.md: Include predicates.md
11473 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11475 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11476 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11478 * cfgrtl.c (need_fake_edge_p): Likewise.
11479 * combine.c (distribute_notes): Likewise.
11480 * emit-rtl.c (try_split): Likewise.
11481 * recog.c (peephole2_opimize): Likewise.
11482 * reg-notes.def (ALWAYS_RETURN): Remove.
11483 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11484 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11485 * tree.h (ECF_ALWAYS_RETURN): Remove.
11487 2005-02-28 Roger Sayle <roger@eyesopen.com>
11489 PR middle-end/19874
11490 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11491 between different machine modes is never a "useless" conversion.
11493 2005-02-28 Geert Bosch <bosch@gnat.com>
11496 * doc/contrib.texi: List contributors for Ada front end
11498 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11500 * simplify-rtx.c (simplify_unary_operation_1,
11501 simplify_const_unary_operation): New, extracted from...
11502 (simplify_unary_operation): ... this one.
11503 (simplify_binary_operation_1,
11504 simplify_const_binary_operation): New, extracted from...
11505 (simplify_binary_operation): ... this one.
11506 * rtl.h (simplify_const_unary_operation,
11507 simplify_const_binary_operation): Add prototypes.
11509 2005-02-28 Julian Brown <julian@codesourcery.com>
11511 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11512 building libjava and caused PR regression/20228.
11514 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11517 * Makefile.in (host_subdir): New.
11518 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11519 * configure: Regenerate.
11521 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11523 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11524 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11525 installation directory first.
11527 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11530 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11531 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11532 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11533 * config/cris/cris.md: Tweak comments referring to Q.
11534 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11535 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11536 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11537 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11538 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11539 Insert spaces in constraints to align alternatives vertically for
11541 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11544 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11546 PR rtl-optimization/17728
11547 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11548 operand 0 from general_operand to move_dest_operand.
11550 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11552 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11553 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11554 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11555 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11557 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11559 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11560 * configure: Regenerate.
11561 * libada-mk.in: Remove CC; rename
11562 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11564 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11567 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11568 for the lhs, also walk over the tree. Likewise for rhs.
11570 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11572 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11573 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11574 Do not propagate value of iv before increment over the increment.
11576 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11578 * c-parser.c: New file.
11579 * c-parse.in: Remove.
11580 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11582 (c-parser.o): Add dependencies.
11583 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11584 maintainer-clean, TAGS): Update.
11585 * c-config-lang.in (gtfiles): Update.
11586 * gengtype-lex.l: Don't handle "@@".
11587 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11588 objc_build_synchronized, objc_begin_try_stmt,
11589 objc_begin_catch_clause, objc_finish_catch_clause,
11590 objc_build_finally_clause, objc_finish_try_stmt): New.
11591 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11593 (c_parse_init): Update comment.
11594 * c-decl.c (c_init_decl_processing): Update comment.
11595 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11596 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11597 new c_declspecs members.
11599 2005-02-25 Julian Brown <julian@codesourcery.com>
11601 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11602 from being used for symbols with vague linkage when
11603 HAVE_GAS_COMDAT_GROUP is true.
11605 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11607 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11609 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11612 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11613 (LIBGCC2_HAS_DF_MODE): New.
11614 (LIBGCC2_HAS_XF_MODE): New.
11615 (LIBGCC2_HAS_TF_MODE): New.
11616 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11617 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11618 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11619 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11620 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11621 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11622 and add _fixtfdi, _fixunstfdi, _floatditf
11623 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11624 L_fixunstfdi, L_floatditf.
11625 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11626 (LIBGCC2_HAS_TF_MODE): Define.
11628 2005-02-25 Diego Novillo <dnovillo@redhat.com>
11630 PR tree-optimization/20204
11631 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11632 REWRITE_THIS_STMT markers on PHI nodes.
11633 (rewrite_initialize_block): Likewise.
11635 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11637 * version.c (version_string): Update to 4.1.
11639 2005-02-25 Paolo Carlini <pcarlini@suse.de>
11641 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11642 Clarify that the alternative way doesn't work in GNU C++.
11644 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11646 PR tree-optimization/19937
11647 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11648 to the type of the induction variable.
11650 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
11652 PR rtl-optimization/20117
11653 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11654 the block including noncopyable insn.
11656 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11658 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11659 calls to find_reg_note.
11661 2005-02-24 Richard Henderson <rth@redhat.com>
11664 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11667 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
11669 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11670 vector types if to use base reg for misaligned non-word ld/std.
11672 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11675 * config/cris/cris.c (cris_target_asm_function_prologue): Create
11676 dwarf2 label manually and put it after, not before the prologue.
11678 2005-02-24 David Edelsohn <edelsohn@gnu.org>
11681 * reload.c (operands_match_p): Only increment register number for
11682 SCALAR_INT_MODE_P modes in multiple hard registers.
11684 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11687 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11689 * ChangeLog.5: Fix log message typo(s).
11690 * ChangeLog.7: Likewise.
11691 * ChangeLog.tree-ssa: Likewise.
11692 * cfgexpand.c: Fix comment typo(s).
11693 * conflict.c: Likewise.
11694 * defaults.h: Likewise.
11695 * dwarf2out.c: Likewise.
11696 * gcse.c: Likewise.
11697 * ggc-page.c: Likewise.
11698 * tree-eh.c: Likewise.
11699 * tree-ssa-dom.c: Likewise.
11701 2005-02-24 Jakub Jelinek <jakub@redhat.com>
11704 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11705 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11706 if SHARED is defined.
11709 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11710 allow splitting only if operands 0 and 3 don't overlap.
11712 2005-02-24 Richard Henderson <rth@redhat.com>
11714 PR middle-end/19953
11715 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11716 (fold_builtin_1): Call them.
11717 * fold-const.c (fold_complex_mult_parts): Split out from ...
11718 (fold_complex_mult): ... here. Fix typo in both imaginary case.
11719 (fold_complex_div_parts, fold_complex_div): New.
11721 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11723 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11725 * tree-ssa-ccp.c (visit_assignment): Verify that result of
11726 VIEW_CONVERT_EXPR is_gimple_min_invariant.
11728 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11729 (print_node): Likewise.
11730 Print TYPE_SIZES_GIMPLIFIED.
11732 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11734 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11735 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11736 operands as commutative in constraints.
11738 2005-02-24 Diego Novillo <dnovillo@redhat.com>
11740 * tree-into-ssa.c: Re-organize internal functions.
11742 2005-02-24 Richard Henderson <rth@redhat.com>
11744 PR middle-end/18902
11745 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11747 * common.opt (fcx-limited-range): New.
11748 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11749 * toplev.c (flag_complex_method): Initialize to 1.
11750 (process_options): Set flag_complex_method to 0 if
11751 flag_cx_limited_range.
11752 * doc/invoke.texi (-fcx-limited-range): New.
11754 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11756 * cse.c (delete_trivially_dead_insns): Speed up by using
11757 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11760 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
11762 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11763 functions when -mid-shared-library is being used.
11765 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11767 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11768 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11769 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11770 * system.h: Poison LINK_LIBGCC_SPECIAL.
11772 2005-02-23 James E Wilson <wilson@specifixinc.com>
11774 * gengtype.c (note_insn_name): Make 1 element larger.
11776 2005-02-23 Roger Sayle <roger@eyesopen.com>
11779 PR rtl-optimization/20097
11780 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11781 BImode SUBREGs of SImode registers which confuse the ia64 backend.
11783 2005-02-23 David Edelsohn <edelsohn@gnu.org>
11785 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11786 * t-aix52 (SHLIB_INSTALL): Same.
11788 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
11790 * genpreds.c: Update copyright.
11792 2005-02-23 Michael Beach <michaelb@ieee.org>
11795 * config/sparc/t-elf (startup files): Assemble with CPP.
11797 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
11799 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11800 (write_predicate_expr): Likewise.
11802 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11804 PR tree-optimization/20100
11805 PR tree-optimization/20115
11806 * tree-optimize.c (init_tree_optimization_passes): Remove
11807 pass_maybe_create_global_var.
11808 * tree-pass.h (pass_maybe_create_global_var): Remove.
11809 * tree-ssa-alias.c (aliases_computed_p): Declare.
11810 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11811 (count_calls_and_maybe_create_global_var): Remove.
11812 (pass_maybe_create_global_var): Remove.
11813 (init_alias_info): Do not declare aliases_computed_p.
11814 (maybe_create_global_var): If the function contains no
11815 call-clobbered variables and a mix of pure/const and regular
11816 function calls, create .GLOBAL_VAR.
11817 Mark all call-clobbered variables for renaming.
11818 (merge_pointed_to_info): Update comment.
11819 (add_pointed_to_var): Likewise.
11820 (is_escape_site): Likewise.
11821 Accept struct alias_info * instead of size_t *.
11823 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11825 * tree-ssa-operands.c (get_call_expr_operands): If
11826 ALIASES_COMPUTED_P is false, do not add call-clobbering
11828 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11829 (delete_tree_ssa): Likewise.
11831 2005-02-22 James E Wilson <wilson@specifixinc.com>
11833 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11834 (do_compile): Do call it here.
11836 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11838 PR rtl-optimization/20017.
11839 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11840 rest_of_handle_cse2, rest_of_handle_gcse): Call
11841 delete_dead_jumptables immediately before calling cleanup_cfg.
11843 2005-02-22 Devang Patel <dpatel@apple.com>
11846 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11849 2005-02-22 David Edelsohn <edelsohn@gnu.org>
11851 * config/rs6000/aix.h (WINT_TYPE): Define.
11853 2005-02-22 Stan Shebs <shebs@apple.com>
11855 * config/rs6000/rs6000.c (rs6000_override_options): Default to
11856 natural alignment for 64-bit Darwin.
11857 (rs6000_parse_alignment_option): Warn about uses of -malign-power
11859 * doc/invoke.texi: Document this.
11861 2005-02-22 DJ Delorie <dj@redhat.com>
11863 * c-common.c (c_common_type_for_mode): Pass the mode's precision
11864 to make_[un]signed_type, not the mode itself.
11866 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11868 * cfg.c (cached_make_edge): Call make_edge if edge cache is
11869 not available. Use tail calls wherever possible.
11870 (make_edge): Call unchecked_make_edge to create an edge.
11872 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11873 (coalesce_ssa_name): Don't check for
11874 SSANORM_USE_COALESCE_LIST.
11875 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11877 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11879 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11880 (rewrite_into_ssa): ... here.
11882 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
11884 PR tree-optimization/19786
11885 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11886 tag to another's may-alias bitmap when adding to the other's list.
11888 2005-02-21 DJ Delorie <dj@redhat.com>
11890 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11891 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11892 registers in unsupported ways.
11893 * expmed.c (init_expmed): Likewise.
11895 2005-02-21 Stan Cox <scox@redhat.com>
11897 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11899 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11901 * tree-cfg.c (fold_cond_expr_cond): New.
11902 (make_edges): Call fold_cond_expr_cond.
11903 (find_taken_edge): Accept nothing but INTEGER_CST.
11904 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11906 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11908 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11909 that do not belong to any basic block.
11911 2005-02-21 Jeff Law <law@redhat.com>
11913 * cfganal.c (find_unreachable_blocks): Manually CSE load of
11916 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11918 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11919 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11920 Adjust their definitions.
11921 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11922 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11924 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11925 genautomata.c, langhooks.c, langhooks.h, system.h,
11926 config/arm/lib1funcs.asm: Update copyright.
11928 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11930 * dbxout.c (dbxout_function_end): Emit Lscope label always.
11932 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
11935 * doc/install.texi: Document --with-gc.
11937 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
11939 * simplify-rtx.c (simplify_unary_operation): Add a missing
11942 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11944 PR tree-optimization/18663
11945 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11946 if the type has variable bounds.
11948 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11950 * gcse.c: Remove an obsolete comment.
11952 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11954 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
11956 * doc/extend.texi (Function Attributes) <Attribute const>: The
11957 attribute "pure" is below this text, not above.
11959 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11961 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11962 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11963 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11965 2005-02-20 Zack Weinberg <zack@codesourcery.com>
11968 * langhooks.h (struct lang_hooks): Add to_target_charset.
11969 * langhooks.c (lhd_to_target_charset): New function.
11970 * langhooks-def.h: Declare lhd_to_target_charset.
11971 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11972 (LANG_HOOKS_INITIALIZER): Update.
11973 * c-common.c (c_common_to_target_charset): New function.
11974 * c-common.h: Declare it.
11975 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11976 c_common_to_target_charset.
11978 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11979 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11980 Delete definitions.
11981 * system.h: Poison them.
11982 * doc/tm.texi: Don't discuss them.
11983 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11984 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11985 (pp_c_char): Do not attempt to generate letter escapes for
11987 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11988 * config/mips/mips.c (mips_output_ascii): Likewise.
11990 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
11992 PR tree-optimization/19951
11993 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11996 2005-02-19 Steven Bosscher <stevenb@suse.de>
11998 PR middle-end/19698
11999 * function.h (struct function): New field `max_loop_depth'.
12000 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
12001 (flow_loops_find): Reset the max loop depth count before finding loops.
12002 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
12003 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
12004 (calculate_global_regs_live): Make sure the loop will terminate
12005 when the initial sets are not empty.
12007 2005-02-19 Zack Weinberg <zack@codesourcery.com>
12009 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
12011 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
12013 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
12016 * doc/invoke.texi: Remove documentation of %M spec.
12018 (init_spec): Remove %M suffix from -lgcc_s.
12019 (do_spec_1): Remove 'M' case.
12020 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
12021 to put shared libraries in the multilib directory. Remove the
12022 shlib_so_soname substitution variable. Don't add a multilib encoding
12023 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
12024 reported by -print-multi-os-directory. Pass @multilib_dir@ to
12025 SHLIB_INSTALL as well as SHLIB_LINK.
12026 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
12027 (SHLIB_NAME): Delete.
12028 (SHLIB_DIR): New macro.
12029 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
12030 (SHLIB_INSTALL): Adjust accordingly.
12031 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
12032 * config/t-slibgcc-sld: Likewise.
12033 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
12034 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
12035 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
12037 (SHLIBUNWIND_INSTALL): Adjust accordingly.
12038 * config/i386/t-nwld (SHLIB_SONAME): Delete.
12039 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
12040 Use @shlib_base_name@ instead of @shlib_so_name@.
12041 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
12042 and @shlib_base_name@.so in @multilib_dir@.
12043 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
12044 to the install path.
12045 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
12046 (SHLIB_LINK): Remove previous workaround.
12047 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
12048 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
12049 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
12051 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
12052 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
12053 (SHLIB_INSTALL): Adjust accordingly.
12054 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
12055 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
12056 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
12057 config/t-slibgcc-elf-ver.
12059 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
12060 Jakub Jelinek <jakub@redhat.com>
12062 PR tree-optimization/19828
12063 * tree-ssa-loop-im.c: Add a TODO comment.
12064 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
12065 without side-effects.
12067 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12069 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
12072 2005-02-18 James E. Wilson <wilson@specifixinc.com>
12074 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
12075 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
12076 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
12078 (ia64_reorg): Delete fixup_errata call.
12079 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
12080 (TARGET_SWITCHES): Delete -mb-step entry.
12082 2005-02-19 Jakub Jelinek <jakub@redhat.com>
12085 * c-typeck.c (composite_type): Handle quals in transparent unions.
12086 (type_lists_compatible_p): Likewise.
12088 2005-02-18 Stan Shebs <shebs@apple.com>
12090 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
12091 expressions in the .literal8 section.
12093 2005-02-18 Geoffrey Keating <geoffk@apple.com>
12095 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
12097 2005-02-18 Roger Sayle <roger@eyesopen.com>
12099 * fold-const.c (constant_boolean_node): Always create values of the
12100 specified type, don't bother calling truthvalue_conversion.
12102 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12104 * except.c (output_function_exception_table): Call
12105 assemble_external_libcall (eh_personality_libfunc).
12107 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12110 * config/ia64/ia64.h (struct machine_function): Add state_num.
12111 * config/ia64/ia64.c (process_epilogue,
12112 process_for_unwind_directive): Use new unwind state numbers each
12113 time rather than state 1.
12115 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
12118 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
12119 before the "*llgt_didi" pattern.
12121 2005-02-18 Jason Merrill <jason@redhat.com>
12123 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
12125 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
12127 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
12128 (div0): Use it in place of ARM_FUNC_ALIAS.
12129 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
12131 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
12133 PR middle-end/20030
12134 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
12135 access, the lower bound of the array type if it exists.
12137 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
12140 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
12141 cases that are out-of-range for the index type.
12143 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
12145 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
12146 (estimate_case_costs): Don't call convert.
12147 * expmed.c (expand_shift): Likewise.
12148 (make_tree): Call fold_convert instead of convert.
12150 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12153 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
12154 that ref to be marked MEM_READONLY_P doesn't have base that needs
12157 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
12159 * genautomata.c (output_get_cpu_unit_code_func,
12160 output_cpu_unit_reservation_p): Don't generate old-style function
12163 2005-02-18 Jakub Jelinek <jakub@redhat.com>
12166 PR tree-optimization/20009
12167 * convert.c (convert_to_integer): Revert 2005-02-16 change.
12169 PR tree-optimization/18947
12170 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
12171 inline, remove all nodes that are inlined into the extern inline
12174 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12176 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
12177 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
12178 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
12179 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
12182 2005-02-17 Roger Sayle <roger@eyesopen.com>
12184 PR tree-optimization/19917
12185 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
12186 to be potentially trapping.
12188 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
12190 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
12192 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
12194 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
12195 tem becomes a local variable which is set to the value of the
12196 back end defined INITIAL_FRAME_ADDRESS macro.
12197 (expand_builtin_frame_address): Omit the base parameter to
12198 expand_builtin_return_addr.
12199 (expand_builtin_profile_func): Likewise.
12200 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
12201 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
12202 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
12204 2005-02-17 Jakub Jelinek <jakub@redhat.com>
12206 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
12207 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
12208 * config/frv/frv.c (frv_function_epilogue): Likewise.
12210 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
12212 * lambda-code (perfect_nestify): Remove mark/unmark
12213 for rewriting hack.
12214 * tree-loop-linear.c (linear_transform_loops): Add
12215 rewrite_into_ssa call so that ssa is correct for
12216 rewriting into loop closed.
12218 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
12220 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
12221 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
12223 * bt-load.c (btr_def_live_range, combine_btr_defs,
12224 migrate_btr_def, migrate_btr_defs): Likewise.
12225 * cfgcleanup.c (thread_jump): Likewise.
12226 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
12227 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
12228 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
12229 df_rd_local_compute, df_reg_info_compute): Likewise.
12230 * dominance.c (init_dom_info, free_dom_info): Likewise.
12231 * flow.c (init_propagate_block_info,
12232 free_propagate_block_info): Likewise.
12233 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
12234 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
12235 modify_reg_pav): Likewise.
12236 * loop-invariant.c (find_defs, find_invariant_insn,
12237 find_invariants, free_inv_motion_data): Likewise.
12238 * predict.c (tree_predict_by_opcode,
12239 estimate_bb_frequencies): Likewise.
12240 * stmt.c (expand_case): Likewise.
12241 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
12242 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
12243 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
12244 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
12245 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
12246 rewrite_ssa_into_ssa): Likewise.
12247 * tree-optimize.c (tree_rest_of_compilation): Likewise.
12248 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
12249 analyze_edges_for_bb, perform_edge_inserts): Likewise.
12250 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
12251 * tree-sra.c (tree_sra): Likewise.
12252 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
12253 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
12254 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
12255 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12256 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
12257 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
12259 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
12260 calculate_live_on_entry, calculate_live_on_exit,
12261 build_tree_conflict_graph): Likewise.
12262 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
12263 record_important_candidates, set_use_iv_cost, find_depends,
12264 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
12265 tree_ssa_iv_optimize_finalize): Likewise.
12266 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
12267 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
12268 tree_duplicate_loop_to_header_edge): Likewise.
12269 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
12270 * tree-ssa.c (verify_flow_insensitive_alias_info,
12271 verify_name_tags, verify_ssa, init_tree_ssa,
12272 delete_tree_ssa): Likewise.
12273 * tree-ssanames.c (marked_ssa_names, init_ssanames,
12274 fini_ssanames): Likewise.
12275 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
12277 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
12279 * config/rs6000/t-rtems: Completely reworked.
12281 2005-02-17 Ira Rosen <irar@il.ibm.com>
12283 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
12285 2005-02-17 Ira Rosen <irar@il.ibm.com>
12287 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
12288 POINTER_TYPE_P when checking that type is a pointer.
12289 (vect_get_memtag): Remove.
12290 (vect_address_analysis): Use POINTER_TYPE_P. Call
12291 vect_object_analysis with dummy parameter for memtag.
12292 (vect_object_analysis): Extract memtag (functionality that
12293 used to be in vect_get_memtag and moved here). Fix printings.
12294 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
12295 with correct parameters. Remove call to vect_get_memtag.
12297 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
12299 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
12300 (tree-vectorizer.o): Added missing dependencies.
12302 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
12304 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
12305 declaration in tree-vectorizer.c, now has an extern declaration in
12306 tree-vectorizer.h).
12307 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12308 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12309 get_vectype_for_scalar_type, vect_is_simple_use,
12310 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12311 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
12312 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
12313 vectorizable_store, vectorizable_operation, vectorizable_assignment,
12314 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
12315 find_loop_location): Likewise.
12317 * tree-vectorizer.c (langhooks.h): #include removed.
12318 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
12319 moved to tree-vectorized.h.
12320 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
12321 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
12322 get_vectype_for_scalar_type, vect_is_simple_use,
12323 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
12324 vect_supportable_dr_alignment, new_loop_vec_info,
12325 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
12326 vect_set_verbosity_level, find_loop_location): Likewise.
12328 (vect_analyze_loop): Function externalized. Declaration moved to
12329 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
12330 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
12331 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
12332 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
12333 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12334 vect_enhance_data_refs_alignment, vect_analyze_operations,
12335 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12336 vect_stmt_relevant_p, vect_get_loop_niters,
12337 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12338 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12339 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12340 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12341 vect_get_memtag): Likewise.
12343 (vectorizable_load): Function externalized. Declaration moved to
12344 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12345 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12346 vect_transform_loop): Likewise.
12347 (vect_transform_stmt): Moved to tree-vect-transform.c.
12348 (vect_align_data_ref, vect_create_destination_var,
12349 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12350 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12351 vect_get_vec_def_for_operand, vect_init_vector,
12352 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12353 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12354 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12355 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12356 vect_do_peeling_for_loop_bound): Likewise.
12358 * tree-vect-analyze.c: New file.
12359 * tree-vect-transform.c: New file.
12361 2005-02-17 Jason Merrill <jason@redhat.com>
12363 PR mudflap/19319, c++/19317
12364 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12367 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12369 * doc/install.texi (Specific): Update link for Darwin-specific
12372 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12374 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12375 constant_boolean_node.
12377 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12380 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12381 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12383 2005-02-16 Richard Henderson <rth@redhat.com>
12386 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12388 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12389 replace uses with Wtype_MAXp1_F.
12390 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12391 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12392 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12393 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12394 and HAVE_TFMODE as appropriate.
12395 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12396 (__floatdisf): Likewise.
12397 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12398 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12399 (Wtype_MAXp1_F): New.
12400 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12401 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12403 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12406 * arm.c (arm_apply_result_size): New function.
12407 * arm.h (APPLY_RESULT_SIZE): Define.
12408 * arm-protos.h (arm_apply_result_size): Add prototype.
12409 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12410 (movxf): New expand.
12411 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12412 (call_value_symbol): Remove predicate for operand 0.
12413 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12414 (untyped_call): Rework to correclty return values for any type.
12415 (untyped_return): New expand.
12416 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12418 2005-02-16 Stan Shebs <shebs@apple.com>
12420 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12421 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12423 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12425 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12426 configure settings on Solaris 7 and later.
12428 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12430 PR tree-optimization/19865
12431 * tree-optimize.c (init_tree_optimization_passes): Run
12432 pass_may_alias after pass_sra.
12434 2005-02-16 Richard Henderson <rth@redhat.com>
12435 Stuart Hastings <stuart@apple.com>
12438 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12439 Do nothing if debug info suppressed for this function.
12440 (dbxout_begin_function): Early exit if debug info suppressed for
12443 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12446 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12448 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12450 PR tree-optimization/19967
12451 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12452 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12453 argument TYPE. Adjust calls to fold_builtin_XXX.
12454 (expand_builtin, fold_builtin_1): Adjust calls to
12455 expand_builtin_XXX.
12456 (fold_builtin_strchr, fold_builtin_strpbrk,
12457 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12458 result to a requested type TYPE.
12460 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12462 PR middle-end/19857
12463 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12464 (T)x & (T)cst if (T)cst overflows.
12465 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12466 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12468 2005-02-15 Jeff Law <law@redhat.com>
12470 * gcse.c (blocks_with_calls): New bitmap.
12471 (alloc_gcse_mem): Allocate it.
12472 (free_gcse_mem): Free it.
12473 (clear_modifY_mem_tables): Clear it.
12474 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12475 when we encounter CALL_INSNs.
12476 (compute_transp, case MEM): Handle blocks with calls separate
12477 from blocks without calls. Use bitmap iterators rather than
12480 2005-02-15 Peter O'Gorman <peter@pogma.com>
12483 * mklibgcc.in (vis_hide): Use a temporary object file, not
12486 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12489 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12490 access optimization.
12492 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12493 Alan Modra <amodra@bigpond.net.au>
12496 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12497 (_xlqsub): Rename to __gcc_qsub.
12498 (_xlqmul): Rename to __gcc_qmul.
12499 (_xlqdiv): Rename to __gcc_qdiv.
12500 Provide versioned symbol aliases with old names.
12501 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12502 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12503 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12504 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12505 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12507 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12509 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12510 Fold ~(A - 1) and ~(A + -1) to -A.
12512 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12516 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12517 config/pa/pa-host.c:pa_gt_pch_use_address.
12519 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12521 * tree-vn.c (get_value_handle): Make sure that given an
12522 is_gimple_min_invariant expression, we always return it.
12524 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12526 * passes.c (rest_of_handle_gcse): Fix a comment.
12528 2005-02-15 Jeff Law <law@redhat.com>
12530 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12532 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12533 (canon_list_insert, record_last_mem_set_info): Similarly.
12534 (clear_modify_mem_tables): Similarly.
12536 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12538 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12539 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12540 config/mips/mips.md, config/rs6000/aix.h,
12541 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12543 2005-02-15 Richard Henderson <rth@redhat.com>
12545 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12546 call to be best_edge.
12548 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12550 * basic-block.h: Adjust the prototype for find_basic_blocks.
12551 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12552 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12555 * flow.c (recompute_reg_usage): Remove all arguments.
12556 * passes.c (rest_of_compilation): Adjust the call to
12557 recompute_reg_usage.
12558 * rtl.h: Adjust the prototype for recompute_reg_usage.
12560 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12562 * tree-dump.c (dump_files): Update to reflect new member
12564 (dump_register): Add new argument.
12566 (dump_switch_p_1): Check against glob name if doglob was passed.
12567 (dump_switch_p): Check against regular first, then glob if
12568 we didn't have any hits on the dump name.
12569 * tree-optimize.c (register_one_dump_file):
12570 Pass in glob name as well.
12571 * tree-pass.h (struct dump_file_info): Add glob
12574 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12576 PR preprocessor/16323
12577 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12579 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12582 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12583 (trunctfdf2_internal1): New.
12584 (trunctfdf2_internal2): Renamed from trunctfdf2.
12586 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12588 PR tree-optimization/19853
12589 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12591 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12593 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12594 delete_dead_jumptables and cleanup_cfg.
12596 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12598 * reload.c (find_reloads): Swap address_reloaded flags when
12599 swapping commutative operands.
12601 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12603 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12604 Use standard_iv_increment_position for computing the bsi position
12606 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12609 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12612 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12613 life range of hard registers.
12614 * value-prof.c (insn_prefetch_values_to_profile): Only
12617 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12618 profile in libcalls.
12620 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12622 * bitmap.h (bitmap_and_compl_into): Return bool.
12623 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12625 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12627 PR tree-optimization/19944
12628 * fold-const.c (fold): Re-add ABS_EXPR folding.
12630 2005-02-13 David Edelsohn <edelsohn@gnu.org>
12633 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12634 {TARGET,MASK}_XL_COMPAT.
12635 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
12637 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12638 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12640 (rs6000_arg_partial_bytes): Same.
12641 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12642 and XL compatibility enabled.
12643 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12644 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12645 test to final condition.
12646 (cmptf_internal2): New.
12647 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12648 xl-compat. Add TFmode information to description.
12650 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
12652 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12654 2005-02-13 Jason Merrill <jason@redhat.com>
12657 * fold-const.c (fold_indirect_ref_1): Split out from...
12658 (build_fold_indirect_ref): Here.
12659 (fold_indirect_ref): New fn.
12660 * tree.h: Declare it.
12661 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12662 (gimplify_modify_expr_rhs): Likewise.
12663 (gimplify_expr): Likewise.
12665 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12667 PR tree-optimization/14303
12668 PR tree-optimization/15784
12669 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12670 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
12671 ABS_EXPR<x> != 0 to x != 0.
12673 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
12675 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12676 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
12677 spelling conventions.
12679 * passes.c (rest_of_handle_gcse): Don't run cse_main and
12680 delete_trivially_dead_insns too many times.
12682 * passes.c (rest_of_handle_gcse): Remove dead assignments to
12685 2005-02-12 Ira Rosen <irar@il.ibm.com>
12687 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12688 (vect_is_simple_iv_evolution): Remove redundant parameter
12690 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12691 without last parameter.
12692 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12693 Return pointer step. Call vect_is_simple_iv_evolution without
12694 last parameter. Check only that the step is multiple of size
12695 type. Remove stmt_vinfo updates.
12696 (vect_get_memtag_and_dr): Remove.
12697 (vect_get_memtag): New function.
12698 (vect_address_analysis): New function.
12699 (vect_object_analysis): New function.
12700 (vect_analyze_data_refs): Call vect_object_analysis and
12701 vect_get_memtag. Update stmt_vinfo fields.
12703 2005-02-12 Ira Rosen <irar@il.ibm.com>
12705 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12706 exist and are objects. Remove checks for pointer.
12707 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12708 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12709 (vect_create_data_ref_ptr): Likewise.
12710 (vect_base_addr_differ_p): New function.
12711 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12712 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12713 Don't set the DR_BASE_NAME field of data-ref.
12714 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12716 2005-02-12 Uros Bizjak <uros@kss-loka.si>
12718 * optabs.h (enum optab_index): Add new OTI_ldexp.
12719 (ldexp_optab): Define corresponding macro.
12720 * optabs.c (init_optabs): Initialize ldexp_optab.
12721 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12723 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12725 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12726 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12728 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12729 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12732 2005-02-12 Ira Rosen <irar@il.ibm.com>
12734 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12736 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12738 (vect_get_base_and_offset): Always return an address.
12739 (vect_create_addr_base_for_vector_ref): Remove treatment for
12740 different data reference types.
12741 (vect_compute_data_ref_alignment): Rename base to base_address in
12742 stmt_vec_info. Get the object in order to force its alignment.
12743 (vect_get_memtag_and_dr): Rename base to base_address in
12744 stmt_vec_info. Extract the object for memtag analysis.
12746 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
12748 PR regression/19898.
12749 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12750 changes cc_status, use apply modified_in_p to part of cc_status
12751 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12754 2005-02-11 Richard Henderson <rth@redhat.com>
12756 * tree-complex.c (expand_complex_libcall): New.
12757 (expand_complex_multiplication): Use it for c99 compliance.
12758 (expand_complex_division): Likewise.
12759 * fold-const.c (fold_complex_add, fold_complex_mult): New.
12761 * builtins.c (built_in_names): Remove const.
12762 * tree.c (build_common_builtin_nodes): Build complex arithmetic
12764 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12765 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12766 (built_in_names): Remove const.
12767 * c-common.c (c_common_type_for_mode): Handle complex modes.
12768 * flags.h, toplev.c (flag_complex_method): Rename from
12769 flag_complex_divide_method.
12770 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12771 __mulsc3, __muldc3, __mulxc3, __multc3): New.
12772 * libgcc2.h: Declare them.
12773 * libgcc-std.ver: Export them.
12774 * mklibgcc.in (lib2funcs): Build them.
12776 2005-02-11 Steven Bosscher <stevenb@suse.de>
12778 PR tree-optimization/19876
12779 Partially revert my change from 2005-01-14
12780 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12781 (compute_antic): ...and remove the loop here.
12783 2005-02-11 Jakub Jelinek <jakub@redhat.com>
12785 PR middle-end/19858
12786 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12787 is number of inner's bits, avoid creating a BIT_FIELD_REF.
12789 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12790 crtend.o if -pie. Use %{x:a;:b} spec syntax.
12792 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
12794 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12795 offsets for the big-endian 32-bit case.
12797 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
12799 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12801 2005-02-11 Dale Johannesen <dalej@apple.com>
12803 * cselib.c (cselib_process_insn): Clear out regs where
12804 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12805 * reload.c (find_equiv_reg): Ditto.
12807 2005-02-11 Ian Lance Taylor <ian@airs.com>
12809 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12812 * tree.c (build_function_type_list): Work correctly if there are
12815 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
12817 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12818 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12819 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12820 TARGET_ZARCH instead of TARGET_64BIT.
12822 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
12824 * config/rs6000/t-rtems:
12825 (MULTILIB_OPTIONS): Remove mcpu=602.
12826 (MUTLILIB_DIRNAMES): Remove m602.
12827 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12828 Let mcpu=602 match mcpu=603.
12829 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12831 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12833 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12834 signal trampolines.
12836 2005-02-10 David Daney <ddaney@avtrex.com>
12838 * config/alpha/linux-unwind.h: Add exception clause to copyright.
12839 * config/i386/linux-unwind.h: Likewise.
12840 * config/ia64/linux-unwind.h: Likewise.
12841 * config/mips/linux-unwind.h: Likewise.
12842 * config/pa/linux-unwind.h: Likewise.
12843 * config/rs6000/linux-unwind.h: Likewise.
12844 * config/s390/linux-unwind.h: Likewise.
12845 * config/sh/linux-unwind.h: Likewise.
12846 * config/sparc/linux-unwind.h: Likewise.
12848 2005-02-10 Steven Bosscher <stevenb@suse.de>
12850 PR tree-optimization/17549
12851 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12852 TER to replace a DEF with its expression if the DEF and the
12853 rhs of the expression we replace into have the same root
12856 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
12858 * config/mips/mips.md: Fix the placement of the match_scratch in the
12861 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12863 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12866 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12868 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12869 (strip_offset): Handle addresses.
12870 (add_address_candidates): Use strip_offset.
12871 (difference_cost): Reflect strip_offset change.
12872 (force_var_cost, difference_cost): Strip nops.
12874 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12876 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12878 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12879 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12880 config/cris/cris-protos.h, config/cris/cris.c: Update
12883 2005-02-10 Jeff Law <law@redhat.com>
12885 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12886 (lookup_avail_expr): Similarly.
12888 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12890 * builtins.c (fold_builtin_powi): New function.
12891 (fold_builtin_1): Call it.
12893 2005-02-10 Steven Bosscher <stevenb@suse.de>
12895 PR documentation/19309
12896 * doc/cpp.texi: The __GNUC__ and related predefined macros
12897 are also defined for the "standalone" cpp.
12898 Some non-GCC compilers may also define __GNUC__.
12900 2005-02-10 Jakub Jelinek <jakub@redhat.com>
12903 * c-typeck.c (common_type): New routine. Old common_type renamed
12905 (c_common_type): ...this.
12906 (build_conditional_expr, build_binary_op): Use c_common_type instead
12909 2005-02-10 Steven Bosscher <stevenb@suse.de>
12911 * doc/md.texi: Replace @samp{length} with @code{length}.
12913 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12915 PR tree-optimization/18687
12916 * tree-flow.h (find_loop_niter): Declare.
12917 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12918 Try using scev even for loops with more than one exit.
12919 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12920 (struct ivopts_data): Added niters field.
12921 (struct nfe_cache_elt): New.
12922 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12924 (tree_ssa_iv_optimize_init): Initialize niters cache.
12925 (determine_number_of_iterations): Removed.
12926 (find_induction_variables): Do not call determine_number_of_iterations.
12927 Access niters for single exit through niter_for_single_dom_exit.
12928 (add_iv_outer_candidates): Access niters for single exit through
12929 niter_for_single_dom_exit.
12930 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
12931 number_of_iterations_cond.
12932 (iv_period): New function.
12933 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12934 (may_replace_final_value): Take data argument. Use
12935 niter_for_single_dom_exit.
12936 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12937 (rewrite_use_compare): Pass data to may_eliminate_iv.
12938 (rewrite_use_outer): Pass data to may_replace_final_value.
12939 (free_loop_data): Clean up the niters cache.
12940 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12941 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12942 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12943 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12944 (num_ending_zeros): Moved to tree.c.
12945 * tree.h (num_ending_zeros): Declare.
12946 * tree.c (num_ending_zeros): Moved from tree.c.
12948 2005-02-09 Richard Henderson <rth@redhat.com>
12950 * builtins.c (DEF_BUILTIN): Add COND argument.
12951 * tree.h (DEF_BUILTIN): Likewise.
12952 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12953 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12955 (DEF_BUILTIN_STUB): New.
12956 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12957 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12958 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12959 * c-common.c (DEF_BUILTIN): Add COND argument.
12960 * tree.c (local_define_builtin): New.
12961 (build_common_builtin_nodes): New.
12963 2005-02-09 Roger Sayle <roger@eyesopen.com>
12965 * fold-const.c (fold_strip_sign_ops): New function to simplify a
12966 floating point expression ignoring the sign of the result.
12967 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12968 (fold) <MULT_EXPR>: Use it to simplify x*x.
12969 * tree.h (fold_strip_sign_ops): Prototype here.
12970 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12971 argument. Use fold_strip_sign_ops to simplify the first argument.
12972 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
12973 first argument when the second argument is an even integer
12974 constant, but only with -funsafe_math_optimizations.
12975 (fold_builtin_1): Update call to fold_builtin_copysign.
12977 2005-02-09 Ian Lance Taylor <ian@airs.com>
12979 PR middle-end/19583
12980 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12981 just check whether EH_FILTER_FAILURE falls through.
12983 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
12985 * gcc/haifa-sched.c (schedule_block): Make queued sched group
12986 insns return to ready list in the next turn.
12988 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12990 PR middle-end/19402
12991 * builtins.def: New __builtin_powi[lf].
12992 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12993 (expand_builtin_powi): New function.
12994 (expand_builtin): Dispatch to expand_builtin_powi.
12995 * libgcc2.h: Add prototypes for __builtin_powi[lf].
12996 * libgcc2.c: Add __builtin_powi[lf] implementation.
12997 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12998 * optabs.h: Add powi_optab.
12999 * optabs.c (init_optabs): Initialize powi_optab.
13000 * doc/extend.texi: Document __builtin_powi[lf].
13002 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
13004 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
13007 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
13009 PR middle-end/19854
13010 * fold-const.c (try_move_mult_to_index): Remove redundant
13011 type argument. Create ADDR_EXPR with correct type.
13012 (fold): Update callers of try_move_mult_to_index. Convert
13013 result to the appropriate type.
13015 2005-02-09 Roger Sayle <roger@eyesopen.com>
13018 * config/avr/avr.c (default_rtx_costs): Delete.
13019 (avr_operand_rtx_cost): New function.
13020 (avr_rtx_costs): Completely rewrite.
13022 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
13025 * config/cris/cris.c (in_code): New variable.
13026 (cris_output_addr_const): Now a static function, a wrapper for
13028 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
13029 case from old cris_output_addr_const.
13030 (cris_asm_output_label_ref): Similar for LABEL_REF.
13031 (cris_output_addr_const_extra): Similar for UNSPEC.
13032 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
13033 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
13034 * config/cris/cris-protos.h (cris_output_addr_const): Remove
13036 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
13037 (cris_asm_output_label_ref): Declare.
13039 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
13041 PR preprocessor/19801
13042 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
13043 filenames that changed when libcpp was moved to the toplevel.
13045 2005-02-07 Roger Sayle <roger@eyesopen.com>
13047 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
13048 zero extensions of BImode operands. Call lowpart_subreg instead
13049 of gen_lowpart_common and gen_lowpart_SUBREG.
13051 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
13054 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
13055 * configure.ac: Set cc_for_cross_gnattools.
13056 * configure: Regenerate.
13058 2005-02-08 Alan Modra <amodra@bigpond.net.au>
13061 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
13063 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13066 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
13067 of nested functions.
13069 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
13071 * doc/extend.texi: Document deprecated extensions allowing
13072 static floating-point members to have initializers and allowing
13073 floating-point literals in integral constant expressions.
13075 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
13077 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
13078 config/darwin7.h, config/mips/mips.c,
13079 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
13082 * cse.c: Update comments.
13084 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
13086 PR middle-end/19775
13087 * builtins.c (fold_builtin_sqrt): Transform
13088 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
13091 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
13092 Dorit Naishlos <dorit@il.ibm.com>
13094 * doc/invoke.texi (ftree-vectorizer-verbose): New.
13095 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
13096 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
13098 * tree.h (vect_set_verbosity_level): New extern function declaration
13100 * tree-vectorizer.h (verbosity_levels): New enum type.
13101 * tree-vectorizer.c (vect_debug_stats): Function removed.
13102 (vect_debug_details): Likewise.
13103 (vect_verbosity_level): Global variable was defined and initialized.
13104 (vect_dump): Global variable definition.
13105 (vect_print_dump_info): New function.
13106 (vect_set_dump_settings): New function.
13107 (vect_set_verbosity_level): New function.
13108 (vectorize_loops): Add call to vect_set_dump_settings.
13110 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
13111 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13112 (slpeel_tree_peel_loop_to_edge): Likewise.
13114 (vect_analyze_offset_expr): Call to vect_print_dump_info with
13115 appropriate verbosity level instead of call to vect_debug_details
13116 or vect_debug_stats.
13117 (vect_get_base_and_offset):
13118 (vect_create_addr_base_for_vector_ref):
13119 (get_vectype_for_scalar_type):
13120 (vect_create_data_ref_ptr):
13121 (vect_init_vector):
13122 (vect_get_vec_def_for_operand):
13123 (vect_finish_stmt_generation):
13124 (vectorizable_assignment):
13125 (vectorizable_operation):
13126 (vectorizable_store):
13127 (vectorizable_load):
13128 (vect_transform_stmt):
13129 (vect_update_ivs_after_vectorizer):
13130 (vect_do_peeling_for_loop_bound):
13131 (vect_update_inits_of_drs):
13132 (vect_do_peeling_for_alignment):
13133 (vect_transform_loop):
13134 (vect_is_simple_use):
13135 (vect_analyze_operations):
13136 (vect_is_simple_iv_evolution):
13137 (vect_analyze_scalar_cycles):
13138 (vect_analyze_data_ref_dependence):
13139 (vect_analyze_data_ref_dependences):
13140 (vect_compute_data_ref_alignment):
13141 (vect_enhance_data_refs_alignment):
13142 (vect_analyze_data_refs_alignment):
13143 (vect_analyze_data_ref_access):
13144 (vect_analyze_data_ref_accesses):
13145 (vect_analyze_pointer_ref_access):
13146 (vect_get_memtag_and_dr):
13147 (vect_analyze_data_refs):
13148 (vect_mark_relevant):
13149 (vect_stmt_relevant_p):
13150 (vect_mark_stmts_to_be_vectorized):
13151 (vect_can_advance_ivs_p):
13152 (vect_get_loop_niters):
13153 (vect_analyze_loop_form):
13154 (vect_analyze_loop):
13155 (vectorize_loops): Likewise.
13157 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
13158 (vect_update_inits_of_drs):
13159 (vect_do_peeling_for_alignment):
13160 (vect_transform_loop):
13161 (vect_analyze_operations):
13162 (vect_analyze_scalar_cycles):
13163 (vect_analyze_data_ref_dependences):
13164 (vect_analyze_data_refs_alignment):
13165 (vect_analyze_data_ref_accesses):
13166 (vect_analyze_data_refs):
13167 (vect_mark_stmts_to_be_vectorized):
13168 (vect_get_loop_niters):
13169 (vect_analyze_loop_form):
13170 (vect_analyze_loop): Likewise.
13171 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
13173 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
13177 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13178 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13179 either -ffast-math or -funsafe-math-optimizations is in use.
13181 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
13182 * config/mips/irix-csr.c: New file.
13183 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
13184 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
13185 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
13188 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
13190 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
13191 redundant, incorrect definitions.
13193 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
13195 ("*tls_indirect_call"): New, reference hard regs directly.
13196 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
13198 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13200 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
13201 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
13203 2005-02-06 Roger Sayle <roger@eyesopen.com>
13205 PR rtl-optimization/19800
13206 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
13207 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
13210 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
13212 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
13214 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
13217 * doc/invoke.texi: Correct documentation of -freorder-functions.
13219 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13222 * doc/invoke.texi: Don't mention gccbug.
13224 2005-02-06 Roger Sayle <roger@eyesopen.com>
13225 Andrew Pinski <pinskia@physics.uc.edu>
13226 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
13228 * simplify-rtx.c (simplify_relational_operation_1): Simplify
13229 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
13230 into just (zero_extract:SI FOO (const_int 1) BAR).
13232 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13234 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
13235 macro locally. Don't give last revision date. Use GCC version
13236 number from gcc-common.texi.
13237 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
13238 revision date. Use GCC version number from gcc-common.texi.
13239 Describe being a library as current state rather than as 3.x
13241 * doc/gcc.texi: Remove last update date.
13242 * doc/gccint.texi: Likewise. Update copyright dates.
13243 * doc/install.texi: Update copyright dates.
13245 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
13248 * doc/invoke.texi: Mention for each option included in -Wall that
13249 it is included in -Wall.
13250 * doc/gcc.texi: Update copyright and last modification date.
13252 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13254 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
13255 unnecessary cast to original induction variable increments.
13257 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13259 PR tree-optimization/18219
13260 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
13261 in distributed form.
13263 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
13265 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
13266 Set bitpos and offset later in the function. Do nothing if the
13267 target is a register and if the bitfield lies completely outside
13269 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
13270 here. Return an uninitialised register if the source value is stored
13271 in a register and the bitfield lies completely outside that register.
13273 2005-02-06 Steven Bosscher <stevenb@suse.de>
13275 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
13278 2005-02-06 Marcin Dalecki <martin@dalecki.de>
13280 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
13282 2005-02-06 Geoffrey Keating <geoffk@apple.com>
13284 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
13285 * config/darwin8.h: New.
13286 * config/darwin7.h: Update comment.
13288 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13289 Dorit Naishlos <dorit@il.ibm.com>
13291 * tree-vectorizer.h (LOC): New type.
13292 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
13293 (loop_line_number): New field in struct _loop_vec_info.
13294 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
13296 * tree-vectorizer.c (input.h): Included.
13297 (find_loop_location): New function.
13298 (vect_debug_stats): Argument changed from loop to LOC. Computation of
13299 loop line number removed.
13300 (vect_debug_details): Likewise.
13301 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
13303 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
13304 call to vect_debug_details/stats changed from loop to loop_loc.
13305 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
13306 (slpeel_tree_peel_loop_to_edge): Likewise.
13308 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
13309 changed from NULL to UNKNOWN_LOC.
13310 (vect_get_base_and_offset):
13311 (vect_create_addr_base_for_vector_ref):
13312 (get_vectype_for_scalar_type):
13313 (vect_create_data_ref_ptr):
13314 (vect_init_vector):
13315 (vect_get_vec_def_for_operand):
13316 (vect_finish_stmt_generation):
13317 (vectorizable_assignment):
13318 (vectorizable_operation):
13319 (vectorizable_store):
13320 (vectorizable_load):
13321 (vect_transform_stmt):
13322 (vect_update_ivs_after_vectorizer):
13323 (vect_do_peeling_for_loop_bound):
13324 (vect_do_peeling_for_alignment):
13325 (vect_transform_loop):
13326 (vect_is_simple_use):
13327 (vect_analyze_operations):
13328 (vect_is_simple_iv_evolution):
13329 (vect_analyze_scalar_cycles):
13330 (vect_analyze_data_ref_dependences):
13331 (vect_compute_data_ref_alignment):
13332 (vect_enhance_data_refs_alignment):
13333 (vect_analyze_data_ref_access):
13334 (vect_analyze_data_ref_accesses):
13335 (vect_analyze_pointer_ref_access):
13336 (vect_get_memtag_and_dr):
13337 (vect_analyze_data_refs):
13338 (vect_mark_relevant):
13339 (vect_stmt_relevant_p):
13340 (vect_mark_stmts_to_be_vectorized):
13341 (vect_can_advance_ivs_p):
13342 (vect_get_loop_niters):
13343 (vect_analyze_loop):
13344 (vectorize_loops): Likewise.
13346 (vectorizable_load): Argument in call to vect_debug_details/stats
13347 changed from loop to LOOP_LOC (loop_vinfo).
13348 (vect_transform_loop):
13349 (vect_analyze_operations):
13350 (vect_analyze_scalar_cycles):
13351 (vect_analyze_data_ref_dependence):
13352 (vect_enhance_data_refs_alignment):
13353 (vect_analyze_data_ref_accesses):
13354 (vect_analyze_pointer_ref_access):
13355 (vect_analyze_data_refs):
13356 (vect_analyze_loop): Likewise.
13358 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13359 changed from loop to loop_loc.
13361 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13363 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13364 Dorit Naishlos <dorit@il.ibm.com>
13366 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13368 (vect_analyze_data_ref_dependences): Likewise.
13370 (vect_is_simple_use): Argument changed from loop structure to
13371 loop_vect_info structure.
13372 (vect_can_advance_ivs_p): Likewise.
13373 (vect_create_index_for_vector_ref): Likewise.
13374 (vect_update_ivs_after_vectorizer): Likewise.
13375 (new_stmt_vec_info): Likewise.
13377 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13378 changed from loop to loop_vinfo.
13379 (vect_create_data_ref_ptr): First argument in call to
13380 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13381 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13382 was changed from loop to loop_vinfo.
13383 (vectorizable_operation): Likewise.
13384 (vectorizable_store): Likewise.
13385 (vect_mark_stmts_to_be_vectorized): Likewise.
13386 (vect_do_peeling_for_loop_bound): First argument in call to
13387 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13388 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13389 was changed from loop to loop_vinfo.
13390 (vect_analyze_data_ref_dependences): Third argument in call to
13391 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13393 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13394 (vect_create_data_ref_ptr): Likewise.
13395 (vect_init_vector): Likewise.
13396 (vect_get_vec_def_for_operand): Likewise.
13397 (vectorizable_assignment): Likewise.
13398 (vectorizable_operation): Likewise.
13399 (vectorizable_store): Likewise.
13400 (vectorizable_load): Likewise.
13401 (vect_update_ivs_after_vectorizer): Likewise.
13402 (vect_is_simple_use): Likewise.
13403 (vect_analyze_data_ref_dependence): Likewise.
13404 (vect_analyze_pointer_ref_access): Likewise.
13405 (vect_can_advance_ivs_p): Likewise.
13407 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13408 before _stmt_vec_info.
13409 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13410 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13411 (new_stmt_vec_info): Argument changed from loop structure to
13412 loop_vect_info structure
13414 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13415 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13416 (vect_create_addr_base_for_vector_ref): Likewise.
13417 (vect_analyze_pointer_ref_access): Likewise.
13419 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13422 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13423 phi flag if the phi is abnormal.
13425 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13428 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13429 information for the new statement.
13431 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13434 * gcc.c (main): Include the target in -v output.
13436 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13438 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13439 Do not drop the extend if we'd have to add a paradoxical subreg
13440 later. Include optabs.h and insn-codes.h.
13441 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13443 2005-02-02 Roger Sayle <roger@eyesopen.com>
13445 PR middle-end/19405
13446 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13447 * fold-const.c (const_binop): Avoid constant folding floating
13448 point operations in modes that use composite representations.
13449 * simplify-rtx.c (simplify_binary_operation): Likewise.
13451 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13453 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13455 (altivec_dstt): Likewise.
13456 (altivec_dstst): Likewise.
13457 (altivec_dststt): Likewise.
13458 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13461 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13463 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13464 EXPR_LOCUS from orig_cond to the new cond_stmt.
13465 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13468 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13470 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13471 standard_iv_increment_position. Remove call to bsi_next
13472 (no need to bump the iterator anymore).
13473 (vect_create_index_for_vector_ref): Call
13474 standard_iv_increment_position. Remove second function argument.
13475 (vect_finish_stmt_generation): Remove call to bsi_next
13476 (no need to bump the iterator anymore).
13477 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13478 to vect_create_index_for_vector_ref.
13480 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13482 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13483 phis are used out of the loop.
13485 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13488 * c-decl.c (undef_nested_function): New variable.
13489 (pop_scope): Diagnose undefined nested functions.
13490 (finish_function): Don't attempt cgraph processing or genericizing
13491 if current top-level function contained an undefined nested
13492 function. Reset undef_nested_function at the end of a top-level
13495 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13497 * tree.c (build_int_cst_type): Take sign of the value into account
13498 when deciding whether sign extend the value.
13500 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13503 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13504 (cpp_options, cc1_options): Change %{std*&ansi} to
13505 %{std*&ansi&trigraphs}.
13507 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13509 * cse.c: Update comments.
13511 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13513 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13514 arguments go on the stack. Do not put complex doubles in odd/even
13517 2005-02-02 Steven Bosscher <stevenb@suse.de>
13519 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13520 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13521 -ftree-pre, and -fthread-jumps.
13523 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13525 PR tree-optimization/19578
13526 * tree-flow.h (modified_noreturn_calls): Declare.
13527 (noreturn_call_p): Declare.
13528 * tree-flow-inline.h (noreturn_call_p): New function.
13529 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13530 * tree-cfg.c (modified_noreturn_calls): New variable.
13531 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13532 that contain a mid-block noreturn call.
13533 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13535 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13537 * df.c (df_def_record_1, df_uses_record): Don't use
13539 * df.h (DF_FOR_REGALLOC): Remove.
13541 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13544 * c-typeck.c (really_start_incremental_init): Reset
13545 constructor_max_index for arrays of incomplete type.
13547 2005-02-02 Jeff Law <law@redhat.com>
13549 * gcse.c (struct reg_set): Store the block index where the register
13550 was set rather than the setting insn.
13551 (record_one_set, compute_transp): Corresponding changes.
13552 (pre_insert_copy_insn): Do not call replace_one_set.
13553 (replace_one_set): Remove.
13555 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13558 * doc/gcov.texi: Fix typo.
13560 2005-02-01 Richard Henderson <rth@redhat.com
13563 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13564 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13566 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13567 * config/i386/i386-protos.h: Update.
13569 2005-02-01 Steven Bosscher <stevenb@suse.de>
13571 PR tree-optimization/19217
13572 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13573 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13574 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13575 that it is walking a PHI node.
13577 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13579 * doc/extend.texi (Nested Functions): Update.
13581 2005-02-01 Richard Henderson <rth@redhat.com>
13584 * optabs.c (expand_copysign_absneg): Export.
13585 * optabs.h (expand_copysign_absneg): Declare.
13586 * config/rs6000/rs6000.md (copysigntf3): New.
13588 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13590 PR tree-optimization/19633
13591 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13592 * tree-ssa-alias.c (init_alias_info): Initialize.
13593 (merge_pointed_to_info): Set.
13594 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13595 (dump_points_to_info_for): Show value of pt_null.
13596 (struct count_ptr_d): Declare.
13597 (find_ptr_dereference): Remove.
13598 (ptr_is_dereferenced_by): Remove.
13599 (count_ptr_derefs): New local function.
13600 (count_uses_and_derefs): New local function.
13601 (compute_points_to_and_addr_escape): Call it. If the number
13602 of dereferences is greater than zero, mark the pointer as
13603 dereferenced. If there are fewer dereferences than uses of
13604 the pointer, the pointer's value escapes.
13606 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13608 PR tree-optimization/19670
13609 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13611 (verify_use): ... set it here, instead.
13613 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13615 * doc/sourcebuild.texi (Test directives): Fix formatting.
13617 * doc/sourcebuild.texi (Test directives): Describe selector
13620 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13622 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13623 specific 64-bit CPUs.
13625 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13628 * arm.c (arm_eliminable_register): New function.
13629 (adjacent_mem_locations): Don't allow eliminable registers. Use
13630 HOST_WIDE_INT for address offsets.
13631 * arm-protos.h (arm_eliminable_register): Add prototype.
13633 2005-02-01 Steven Bosscher <stevenb@suse.de>
13635 PR optimization/15242
13636 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13637 * basic-block.h (duplicate_computed_gotos): Add prototype.
13638 * bb-reorder.c (duplicate_computed_gotos): New function to
13639 duplicate sufficiently small blocks ending in a computed jump.
13640 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13641 if not optimizing for size.
13642 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13643 never do tail merging for blocks ending in a computed jump.
13644 * doc/invoke.texi: Document the max-goto-duplication-insns param.
13646 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
13648 Patch from Richard Sandiford <rsandifo@redhat.com>
13649 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13650 from inheriting a subreg equivalence with a non-spill register.
13652 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13654 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
13656 * config/frv/frv.c (movcc_fp_destination_operand): New.
13657 (gpr_or_memory_operand): Fix typo in comment.
13658 (gpr_or_memory_operand_with_scratch): New.
13659 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13660 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13661 movcc_fp_destination_operand.
13662 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13663 Legitimize memory addresses using a scratch register.
13665 2005-01-31 Jeff Law <law@redhat.com>
13667 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13668 bitmap a sparse bitmap instead of a simple bitmap.
13669 (mark_def_sites_initialize_block): Corresponding changes.
13670 (ssa_mark_def_sites_initialize_block): Likewise.
13671 (ssa_mark_phi_uses): Likewise.
13672 (mark_def_site, ssa_mark_def_sites): Likewise.
13673 (mark_def_site_blocks): Likewise.
13674 (rewrite_ssa_into_ssa): Likewise.
13676 * tree-ssa-dom.c (record_cond): Pass correct variable type
13677 for last argument to htab_find_slot_with_hash.
13679 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13680 effects when optimizing 0 % X. Do not try to optimize X % 0.
13682 2005-01-31 James E. Wilson <wilson@specifixinc.com>
13684 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13687 2005-02-01 Eric Christopher <echristo@redhat.com>
13689 * config/mips/mips.c (override_options): Warn if -mint64
13691 * doc/invoke.texi (MIPS Options): Document that -mint64 is
13694 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
13696 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
13698 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13699 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13700 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13701 (cached_regno): Initialize to INVALID_REGNUM.
13702 (cse_reg_info_table_size,
13703 cse_reg_info_table_first_uninitialized,
13704 cse_reg_info_timestamp): New.
13705 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13707 (init_cse_reg_info, get_cse_reg_info_1): New.
13708 (get_cse_reg_info): Cache the last look-up.
13709 (new_basic_block): Update the code to clear mappings from
13710 registers to cse_reg_info entries.
13711 (cse_main): Call init_cse_reg_info.
13713 * cse.c (get_cse_reg_info): Update a comment.
13715 2005-01-31 Steven Bosscher <stevenb@suse.de>
13718 * c-decl.c (start_decl): Do not warn about arrays of elements with
13719 an incomplete type here.
13720 (grokdeclarator): Do it here by making a pedwarn an error.
13721 * c-typeck.c (push_init_level): If there were previous errors with
13722 the constructor type, do not warn about braces for initializers.
13723 (process_init_element): Likewise for excess initializer elements.
13725 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
13727 * cse.c (delete_trivially_dead_insn): Don't iterate.
13729 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
13731 * config/rs6000/rs6000.md (copysignsf3): New expand.
13732 (copysigndf3): Likewise.
13734 2005-01-31 Steven Bosscher <stevenb@suse.de>
13736 * recog.c (constrain_operands): Only look for earlyclobber operand
13737 conflicts if an '&' constraint was seen.
13739 2005-01-31 Marc Espie <espie@openbsd.org>
13741 * config.gcc: Don't include embedded systems fragment, switches default
13742 debugging format to ELF.
13743 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13744 longer pick it up there.
13746 2005-01-31 Dale Johannesen <dalej@apple.com>
13748 * doc/extend.texi (nested functions): Fix linkage description.
13749 Clarify that static is not allowed.
13751 2005-01-31 Dale Johannesen <dalej@apple.com>
13753 * config/rs6000/darwin.md (movsf_low_di): Make work.
13754 (movdf_low_di): Make work.
13756 2005-01-31 Dale Johannesen <dalej@apple.com>
13758 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13759 Make work for 64 bit.
13761 2005-01-31 Roger Sayle <roger@eyesopen.com>
13762 Dale Johannesen <dalej@apple.com>
13764 PR middle-end/19650
13765 * fold-const.c (fold_binary_op_with_conditional_arg):
13766 Make types match original operands, before STRIP_NOPS.
13768 2005-01-31 Alan Modra <amodra@bigpond.net.au>
13770 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13771 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
13772 (struct gcc_sigcontext): Delete. Merge contents to..
13773 (struct gcc_ucontext): ..here.
13774 (get_sigcontext): Delete.
13775 (get_regs): New function, like get_sigcontext but return regs ptr.
13776 64-bit version finds regs from r1 to support vdso.
13777 (ppc_linux_aux_vector): New function.
13778 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
13781 2005-01-31 Ira Rosen <irar@il.ibm.com>
13783 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13785 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13786 redundant fold. Fix misalignment for MINUS_EXPR.
13787 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13788 (vect_analyze_pointer_ref_access): Likewise.
13789 (vect_get_memtag_and_dr): Likewise.
13791 2005-01-31 Richard Henderson <rth@redhat.com>
13793 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13794 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13795 absnegdf2_i387, absnegxf2_i387): Likewise.
13797 2005-01-31 Richard Henderson <rth@redhat.com>
13800 * optabs.c (expand_copysign_absneg): New.
13801 (expand_copysign_bit): Split out from ...
13802 (expand_copysign): ... here. Use expand_copysign_absneg.
13804 2005-01-30 Roger Sayle <roger@eyesopen.com>
13806 PR middle-end/19697
13807 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13808 constant as the second operand and a register as the third.
13810 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
13813 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
13814 that dllimport'd functions do not use all call-clobbered registers
13815 to pass parameters.
13817 2005-01-30 Richard Henderson <rth@redhat.com>
13820 * optabs.c (expand_absneg_bit): Split out from expand_unop and
13821 expand_abs_nojump and generalize. Use operand_subword and
13822 emit_no_conflict_block. Support large modes.
13823 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
13825 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
13826 negation to subtraction.
13827 (expand_copysign): Check that the format has signed zeros.
13828 Use operand_subword and emit_no_conflict_block. Support large modes.
13830 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
13832 Fix PR tree-optimization/19624
13834 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13835 * tree-ssa-pre.c: Add cfgloop.h.
13837 (pre_stats): New member, constified.
13838 (inserted_exprs): New static variable.
13839 (NECESSARY): New macro.
13840 (create_expression_by_pieces): Fold the expression, and
13841 mark it as defaulting to not necessary. Also put in
13843 (fully_constant_expression): New function.
13844 (insert_into_preds_of_block): Modify to not insert phis when we
13845 are playing with induction variables.
13846 Push phis onto the inserted_exprs vector, and mark them as not
13847 necessary by default.
13848 (insert_aux): Call fully_constant_expression on eprime.
13849 If all edges produce the same value, mark it constant.
13850 (mark_operand_necessary): New function.
13851 (remove_dead_inserted_code): New function.
13852 (init_pre): Init loop optimizer to get loop info.
13853 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13854 (execute_pre): Commit edge inserts, then remove dead code.
13856 2005-01-30 Richard Henderson <rth@redhat.com>
13858 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13859 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13861 2005-01-30 Richard Henderson <rth@redhat.com>
13864 * config/i386/i386.c (ix86_expand_copysign): New.
13865 (ix86_split_copysign_const): New.
13866 (ix86_split_copysign_var): Rename from ix86_split_copysign,
13867 rearrange op1/nmask operands.
13868 * config/i386/i386-protos.h: Update.
13869 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13870 (copysigndf3): Likewise.
13871 (copysignsf3_const, copysigndf3_const): New.
13872 (copysignsf3_var): Rename from copysignsf3, split out splitter
13873 and fix split predicate for X constraint.
13874 (copysigndf3_var): Similarly.
13876 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
13878 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13879 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13880 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13882 2005-01-29 Richard Henderson <rth@redhat.com>
13885 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13886 of # and * in constraints.
13888 2005-01-29 Richard Henderson <rth@redhat.com>
13890 PR middle-end/19689
13891 * expr.c (store_field): Don't strip sub-mode cast when the input
13892 data is even smaller.
13894 2005-01-29 Richard Henderson <rth@redhat.com>
13896 PR middle-end/19687
13897 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13900 2005-01-29 Richard Henderson <rth@redhat.com>
13902 * combine.c (make_field_assignment): Fix argument order
13905 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
13907 PR tree-optimization/15791
13908 * fold-const.c (extract_array_ref): New function.
13909 (fold): Fold comparisons between &a[i] and &a[j] or
13910 semantically equivalent trees.
13912 2005-01-29 Jeff Law <law@redhat.com>
13914 * gcse.c (insert_expr_in_table): Revamp handling of available
13915 and anticipatable occurrence lists to avoid unnecessary list
13917 (insert_set_in_table): Similarly.
13919 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
13921 * c-common.c (fix_string_type): Just use c_build_qualified_type to
13923 (c_build_qualified_type): Build qualified array types with
13924 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13925 * c-decl.c (c_make_fname_decl): Build unqualified array type
13926 before qualified type.
13927 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13928 type is qualified, not just if type itself is. Don't apply
13929 qualifiers to array type when declarator is processed. Apply
13930 qualifiers to field type whether or not it is an array type.
13931 Don't handle array types specially for applying qualifiers to
13933 * c-typeck.c (composite_type): Build unqualified element type and
13934 array type when forming composite of array types.
13935 (common_pointer_type, comptypes, comp_target_types,
13936 type_lists_compatible_p, build_indirect_ref, build_array_ref,
13937 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13939 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13940 (args2) in variables a1 and a2.
13942 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13944 * cse.c (n_elements_made, max_elements_made): Remove.
13945 (insert): Don't touch n_elements_made.
13946 (cse_main): Don't touch n_elements_made or max_elements_made.
13948 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
13951 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13952 configuration part of dp-bit.c to be lost.
13954 2005-01-28 Roger Sayle <roger@eyesopen.com>
13956 * expmed.c (expand_mult_highpart_optab): When attempting to use
13957 a non-widening multiplication in a wider mode, the operands need
13958 to be converted (zero or sign extended) to that mode.
13960 2005-01-28 Ian Lance Taylor <ian@airs.com>
13962 PR middle-end/16558
13963 PR middle-end/19583
13964 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13965 through if both operands fall through.
13967 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13969 * cse.c (fold_rtx) <PC>: Don't optimize.
13971 2005-01-28 Jeff Law <law@redhat.com>
13973 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13974 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13976 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13978 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13979 cse_reg_info_used_list_end): Remove.
13980 (cse_reg_info_list, cse_reg_info_list_free): New.
13981 (get_cse_reg_info): When allocating an instance of
13982 cse_reg_info, add it to the beginning of the cse_reg_info_list
13983 list. Remove code to maintain cse_reg_info_used_list.
13984 (new_basic_block): Reset the free list to the beginning of
13987 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
13989 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13990 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13991 (frv_expand_mdpackh_builtin): New function.
13992 (frv_expand_builtin): Use it to expand __MDPACKH.
13993 * doc/extend.texi (__MDPACKH): Update documentation.
13995 2005-01-28 Uros Bizjak <uros@kss-loka.si>
13997 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13998 SSE_FLOAT_MODE_P for use_sse computation.
14000 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
14003 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
14005 2005-01-27 Richard Henderson <rth@redhat.com>
14007 * builtins.c (expand_builtin_copysign): New.
14008 (expand_builtin): Call it.
14009 * genopinit.c (optabs): Add copysign_optab.
14010 * optabs.c (init_optabs): Initialize it.
14011 (expand_copysign): New.
14012 * optabs.h (OTI_copysign, copysign_optab): New.
14013 (expand_copysign): Declare.
14015 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
14016 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14018 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
14019 (ix86_expand_fp_absneg_operator): ... here.
14020 (ix86_split_copysign): New.
14021 * config/i386/i386-protos.h: Update.
14022 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
14023 (copysignsf3, copysigndf3): New.
14025 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
14026 (copysignsf3, ncopysignsf3): New.
14027 (copysigndf3, ncopysigndf3): New.
14028 (copysignxf3, ncopysignxf3): New.
14029 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
14031 2005-01-27 Arend Bayer <arend.bayer@web.de>
14032 Kazu Hirata <kazu@cs.umass.edu>
14034 * cse.c: (find_best_addr): Don't call copy_rtx before calling
14035 fold_rtx. Save cost recomputation if fold_rtx did nothing.
14036 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
14039 2005-01-27 Jeff Law <law@redhat.com>
14041 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
14042 definitions of SSA_NAMEs which are not being rewritten.
14043 (rewrite_ssa_into_ssa): Only initialize the current definition
14044 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
14045 If checking is enabled, assert that SSA_NAME_AUX is clear for all
14046 SSA_NAMEs before returning.
14048 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
14050 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
14051 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
14052 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
14053 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
14054 config/mips/iris6.h, config/sh/sh.c: Update copyright.
14056 2005-01-27 Steven Bosscher <stevenb@suse.de>
14058 PR middle-end/17278
14059 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
14060 higher to -O2 and higher. Likewise for tree PRE.
14061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
14064 2005-01-27 Ian Lance Taylor <ian@airs.com>
14066 PR middle-end/19583
14067 * gimple-low.c (try_catch_may_fallthru): New static function.
14068 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14069 * tree-inline.c (expand_call_inline): Don't warn about reaching
14070 the end of a non-void function being inlined if the function uses
14073 2005-01-27 Jakub Jelinek <jakub@redhat.com>
14075 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
14078 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
14079 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
14080 (implicitly_declare): Handle error_mark_node.
14082 2005-01-27 Richard Henderson <rth@redhat.com>
14085 * tree.h (struct tree_decl): Add debug_expr_is_from.
14086 (DECL_DEBUG_EXPR_IS_FROM): New.
14087 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
14088 * dwarf2out.c (dwarf2out_var_location): Update to match.
14089 * tree-outof-ssa.c (create_temp): Likewise.
14090 * var-tracking.c (track_expr_p): Likewise.
14091 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
14092 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
14093 * toplev.c (default_tree_printer): Likewise.
14095 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
14097 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
14098 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
14100 2005-01-27 Steven Bosscher <stevenb@suse.de>
14102 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
14103 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
14104 ASM_CLOBBERS): Add tree checks.
14106 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
14107 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
14108 * c-common.def (SWITCH_STMT): Update to match.
14109 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
14110 macros instead of SWITCH_EXPR ones.
14111 * c-dump.c (c_dump_tree): Likewise.
14112 * c-gimplify.c (gimplify_switch_stmt): Likewise.
14113 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
14115 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
14117 2005-01-27 Alan Modra <amodra@bigpond.net.au>
14119 * unwind-dw2.c (execute_stack_op): Add missing cases for
14120 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
14122 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
14124 * config.gcc (Obsolete configurations): Remove 'dummy', add
14125 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
14128 2005-01-26 Diego Novillo <dnovillo@redhat.com>
14130 PR tree-optimization/19633
14131 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
14133 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
14134 are no call-clobbered variables.
14135 * tree-outof-ssa.c (check_replaceable): Return false for calls
14138 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
14140 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
14141 even for variables with NULL DECL_INITIAL.
14143 2005-01-26 Stuart Hastings <stuart@apple.com>
14145 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
14147 2005-01-26 Richard Henderson <rth@redhat.com>
14149 PR middle-end/18008
14150 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14152 * expr.c (store_field): Strip conversions to odd-bit-sized types
14153 if the destination field width matches.
14155 2005-01-26 Richard Henderson <rth@redhat.com>
14157 * c-decl.c, expmed.c, expr.c: Revert last change.
14159 2005-01-26 Richard Henderson <rth@redhat.com>
14161 PR middle-end/18008
14162 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
14164 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
14165 if we don't need the bits above those present in the current mode.
14166 * expr.c (store_field): Strip conversions to odd-bit-sized types
14167 if the destination field width matches.
14169 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
14171 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
14172 either -ffast-math or -funsafe-math-optimizations is in use.
14174 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
14178 * config/avr/avr.c (notice_update_cc): Only set condition code for
14179 ashrqi3 if shift count > 0.
14180 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
14181 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
14182 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
14183 count <= 0 as a no-op, and shift count >= width by copying zero
14184 or sign bit to all bits of the result.
14185 * config/avr/avr.md (all shifts): Add alternatives for zero shift
14186 count, with attribute "length" set to 0 and "cc" set to "none".
14188 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14190 * doc/invoke.texi: Document -mTLS.
14192 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
14193 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
14194 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
14195 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
14196 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
14197 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
14198 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
14199 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
14201 * configure.ac: Check for a TLS capable gas.
14203 * configure: Regenerate.
14205 2005-01-26 Richard Henderson <rth@redhat.com>
14207 PR middle-end/18008
14208 * combine.c (make_field_assignment): Simplify store to zero_extract
14209 from a source with an overlapping mask.
14211 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
14213 2004-11-11 Eric Christopher <echristo@redhat.com>
14215 * config/frv/frv.md: Add fr400_integer automaton. Don't
14216 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
14219 2005-01-26 Steven Bosscher <stevenb@suse.de>
14221 PR middle-end/16585
14222 * cfgbuild.c (make_edges): Do not clear or set
14223 current_function_has_computed_jump.
14224 * function.h (struct function): Remove the has_computed_jump field.
14225 (current_function_has_computed_jump): Do not define.
14226 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
14227 in a computed jump. Ignore current_function_has_computed_jump.
14229 2005-01-26 Richard Henderson <rth@redhat.com>
14231 PR middle-end/19515
14232 * expr.c (categorize_ctor_elements): New argument p_must_clear.
14233 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
14235 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
14236 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
14237 objects into static storage if they have more than one non-zero value.
14238 * tree.h (categorize_ctor_elements): Update decl.
14240 2005-01-26 Steven Bosscher <stevenb@suse.de>
14242 PR middle-end/19616
14243 * tree.h (CALL_EXPR_TAILCALL): Add comment.
14244 * calls.c (check_sibcall_argument_overlap_1): Revert the change
14245 to this function from 2004-07-10.
14246 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
14247 the current function for tail call optimizations if the address
14248 of one of it its arguments is taken.
14250 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
14252 * cse.c (fold_rtx): Call equiv_constant only when necessary.
14254 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
14256 * function.c (expand_function_end): If current_function_calls_alloca,
14257 emit stack restore in a place that is reached when the function falls
14258 through at the end.
14260 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
14262 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
14263 rule to avoid matching inappropriate suffix rule.
14265 2005-01-26 Jan Hubicka <jh@suse.cz>
14267 PR tree-optimization/19241
14268 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
14270 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14272 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
14273 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
14275 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
14276 <sim*>: Always use crt1.o, regardless of N in simN.
14277 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14278 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
14279 (CRT_CALL_STATIC_FUNCTION): Remove.
14280 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
14281 use crt1.o, regardless of N in simN.
14282 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
14283 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
14284 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
14285 case isystem setting.
14286 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
14288 2005-01-25 Ian Lance Taylor <ian@airs.com>
14290 * gimple-low.c (block_may_fallthru): Correct handling of
14291 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
14293 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
14295 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
14296 handlers to match indentation; nested under the mtune=* handler.
14297 Similar for mcpu= and march=.
14299 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
14301 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
14302 * config/mips/linux64.h (LIB_SPEC): Likewise.
14303 * config/mn10300/linux.h (LIB_SPEC): Likewise.
14304 * config/sh/linux.h (LIB_SPEC): Likewise.
14306 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
14308 * config/frv/frv.c (frv_legitimize_tls_address): New.
14309 (TARGET_HAVE_TLS): Define.
14310 (FRV_SYMBOL_REF_TLS_P): Define.
14311 (frv_override_options): Handle new register classes.
14312 (frv_legitimate_address_p): Reject tls addresses.
14313 (frv_legitimize_address): Handle TLS addresses.
14314 (gen_inlined_tls_plt): New.
14315 (gen_tlsmoff): New.
14316 (frv_legitimize_tls_address): New.
14317 (unspec_got_name): Add TLS entries.
14318 (got12_operand): Add R_FRV_TLSMOFF12 case.
14319 (frv_emit_move): Fixup TLS addresses.
14320 (frv_emit_movsi): Legitimize TLS addresses.
14322 * config/frv/frv.h (MASK_BIG_TLS): New.
14323 (TARGET_BIG_TLS): New.
14324 (HAVE_AS_TLS): Define.
14325 (TARGET_SWITCHES): Add -mTLS and -mtls options.
14326 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
14327 (REG_CLASS_NAMES): Same.
14328 (REG_CLASS_CONTENTS): Same.
14329 (CONSTRAINT_LEN): New.
14330 (REG_CLASS_FROM_CONSTRAINT): New.
14331 (PREDICATE_CODES): Add symbolic_operand.
14333 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14334 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14335 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14336 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14337 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14338 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14339 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14340 GR9_REG, GR14_REG, LRREG.
14341 (type): Add load_or_call attribute.
14342 ("load_or_call"): New reservation.
14343 ("call_gettlsoff"): New.
14344 ("tls_indirect_call"): New.
14345 ("tls_load_gottlsoff12"): New.
14346 ("tlsoff_hilo"): New.
14347 ("tls_tlsdesc_ldd"): New.
14348 ("tls_tlsoff_ld"): New.
14351 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14353 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14355 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14356 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14357 * config/frv/frv.c (TLS_BIAS): Define.
14358 (frv_output_dwarf_dtprel): New.
14360 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14362 PR rtl-optimization/19579
14363 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14364 both A and B, see if they don't clobber registers the other expr uses.
14366 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14368 * real.c (do_add): Initialize signalling and canonical members.
14370 * real.c (real_from_integer): Zero out destination.
14372 2005-01-18 Jan Hubicka <jh@suse.cz>
14374 PR tree-optimize/19337
14375 * tree-inline.c (initialize_inlined_parameters): Copy
14376 saved_static_chain_decl only.
14378 2005-01-25 Richard Henderson <rth@redhat.com>
14382 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14383 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14384 80387 enabled, to return a proper subclass. Return the subset that
14385 overlaps with GENERAL_REGS for PLUS.
14386 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14388 2005-01-25 Richard Henderson <rth@redhat.com>
14390 PR middle-end/19609
14391 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14393 2005-01-25 Roger Sayle <roger@eyesopen.com>
14395 * expmed.c (choose_multiplier): Change interface to return the
14396 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14397 (expand_divmod): Update calls to choose_multiplier.
14399 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14401 PR middle-end/19330
14402 * expmed.c (extract_bit_field): Use adjust_address instead of
14403 gen_lowpart when op0 is a MEM.
14405 2005-01-24 Steven Bosscher <stevenb@suse.de>
14407 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14409 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14411 * config/mips/irix-csr.c: New file.
14412 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14413 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14414 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14417 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14420 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14421 sparc/elf.h, add sparc/sp-elf.h.
14422 (sparc-*-rtems*): Likewise.
14423 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14424 tm-dwarf2.h, add sparc/sp-elf.h.
14425 (sparc86x-*-elf): Likewise.
14426 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14427 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14428 TARGET_OS_CPP_BUILTINS.
14429 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14430 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14432 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14433 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14434 (SWITCH_TAKES_ARG): Likewise.
14435 (LOCAL_LABEL_PREFIX): Likewise.
14436 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14437 (TARGET_N_FORMAT_TYPES): Delete.
14438 (TARGET_FORMAT_TYPES): Likewise.
14439 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14440 * config/sparc/elf.h: Delete.
14441 * config/sparc/sp-elf.h: New file.
14443 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14445 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14446 * tree-flow.h: Remove the corresponding prototype.
14447 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14448 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14450 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14453 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14454 for AIX ABI or ELF -fPIC.
14455 (rs6000_emit_load_toc_table): Don't create toc_section here.
14456 (rs6000_xcoff_file_start): Nor here.
14458 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14460 * sh.c (ra.h): Don't #include.
14461 (hard_regs_intersect_p): New function, resurrected from ra.c.
14463 * sh.c: Fix 1996 Copyright.
14465 2005-01-24 Richard Henderson <rth@redhat.com>
14466 Aldy Hernandez <aldyh@redhat.com>
14468 * regrename.c (note_sets): Handle subregs.
14470 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14473 * genconditions.c (write_header, write_conditions): Elide file if
14476 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14478 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14479 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14482 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14484 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14485 expand_builtin_printf, expand_builtin_fprintf,
14486 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14487 checking against POINTER_TYPE.
14488 (validate_arglist): Handle POINTER_TYPE code by checking
14491 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14493 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14494 init_rtlanal): New.
14495 (for_each_rtx): Call for_each_rtx_1.
14496 * rtl.h (init_rtlanal): Declare.
14497 * toplev.c (backend_init): Call init_rtlanal.
14499 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14501 * flow.c (propagate_one_insn): Formatting.
14503 PR middle-end/19551
14504 * flow.c (libcall_dead_p): Be more conservative if unsure.
14505 If there are any instructions between insn and call, see if they are
14506 all dead before saying the libcall is dead.
14508 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14510 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14511 operand constraint for operand 0.
14513 2005-01-23 Richard Henderson <rth@redhat.com>
14516 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14517 edges leading to join block.
14519 2005-01-23 Roger Sayle <roger@eyesopen.com>
14521 * expmed.c (expand_mult_highpart): Make static. Change type of
14522 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14523 (expand_divmod): Updates calls to expand_mult_highpart by using
14524 gen_int_mode to pass a CONST_INT rtx.
14525 * rtl.h (expand_mult_highpart): Remove prototype.
14527 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14529 * flow.c (regset_bytes, regset_size): Remove.
14531 * cfganal.c: Fix a reference to Harvey's paper.
14533 2005-01-23 Steven Bosscher <stevenb@suse.de>
14535 PR rtl-optimization/19464
14536 * tree-optimize.c (init_tree_optimization_passes): Add one more
14537 copyrename pass just before out-of-ssa.
14539 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14542 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14543 * ggc-none.c (ggc_free): Define.
14545 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14547 * cse.c (max_reg, max_insn_uid): Remove.
14548 (cse_main): Don't access max_reg or max_insn_uid.
14550 * c-common.c (explicit_flag_signed_bitfields,
14551 lang_statement_code_p, lang_expand_function_end): Remove.
14552 * c-common.h: Remove the corresponding declarations.
14553 * c-opts.c (c_common_handle_option): Remove all write access
14554 to explicit_flag_signed_bitfields.
14556 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14557 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14558 * cgraph.h: Remove the corresponding declaration.
14560 * gcse.c (null_pointer_info): Remove.
14562 2005-01-23 Roger Sayle <roger@eyesopen.com>
14563 Eric Botcazou <ebotcazou@libertysurf.fr>
14565 * combine.c (simplify_logical): Only simplify logical expressions
14566 of the form ior(and(x,y),z) by the inverse distributive law if the
14567 result is cheaper than the original.
14569 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14571 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14572 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14573 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14574 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14575 config/freebsd-spec.h, config/arm/arm.h,
14576 config/h8300/h8300.md, config/i386/i386.md,
14577 config/i386/predicates.md, config/i386/sse.md,
14578 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14579 config/vax/vax.md: Fix comment typos. Follow spelling
14582 2005-01-23 Steven Bosscher <stevenb@suse.de>
14584 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14585 tests, instead of `less than'.
14587 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14589 * function.c (assign_parm_setup_block): When creating a new stack slot
14590 for a parameter, get its alignment from the parameter's DECL_ALIGN
14591 rather than the type's TYPE_ALIGN. Make sure that the parameter
14592 is at least word aligned.
14594 2005-01-22 Roger Sayle <roger@eyesopen.com>
14596 PR middle-end/19378
14597 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14599 2005-01-22 Richard Henderson <rth@redhat.com>
14602 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14603 in both compare operands.
14604 (movdfcc_1_sse_max): Likewise.
14605 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14606 (movdfcc_1_sse): Likewise.
14607 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14608 scratch register as needed.
14610 2005-01-22 Richard Henderson <rth@redhat.com>
14612 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14614 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14616 2005-01-22 Richard Henderson <rth@redhat.com>
14618 * genopinit.c (optabs): Use smin/smax for floating point too.
14619 * doc/md.texi: Update to match. Clarify that floating point
14620 results are undefined for +0/-0 and NaN.
14621 * doc/rtl.texi: Likewise.
14622 * rtl.def (SMIN, SMAX): Likewise
14623 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14625 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14626 leading 's' to the name.
14627 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14628 smaxxf3, sminxf3): Likewise.
14629 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14632 2005-01-22 Paul Brook <paul@codesourcery.com>
14634 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14636 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
14638 * config/s390/s390.c (struct processor_costs): New fields
14639 dlgr, dlr, dr, dsgfr, dsgr.
14640 (z900_cost, z990_cost): Values for new fields.
14641 (s390_rtx_costs): New cases MEM und COMPARE in switch
14642 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14643 DIV, MOD, UDIV, UMOD.
14645 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14647 * config/s390/s390.md ("doloop_si64"): Reload input value directly
14648 into the register being decremented.
14649 ("doloop_si31", "doloop_di"): Likewise.
14650 ("*doloop_si_long"): Adapt pattern.
14652 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14654 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14656 (CLASS_MAX_NREGS): Likewise.
14658 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
14660 * doc/tree-ssa.texi (Statement Operands): Add example for new
14661 must-def macro. Note deprecation of old operands interface.
14663 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
14665 PR tree-optimization/19484
14666 * tree-cfg.c (remove_fallthru_edge): New function.
14667 (cleanup_control_flow): Remove fallthru edges from calls that are
14668 now known not to return.
14670 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14672 Fix PR tree-optimization/19038
14673 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14674 copies with loop variant ones.
14676 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
14678 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14679 config/alpha/alpha-protos.h, config/alpha/alpha.h,
14680 config/alpha/alpha.md, config/alpha/predicates.md,
14681 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14682 config/sparc/sol2.h: Update copyright.
14684 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14685 first label to see if it is a nonlocal label.
14687 2005-01-22 David Edelsohn <edelsohn@gnu.org>
14688 Andrew Pinski <pinskia@physics.uc.edu>
14691 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14692 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
14694 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14696 * config/rs6000/rtems.h: Update copyright.
14698 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14701 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14702 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14703 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14705 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14708 * c-typeck.c (convert_arguments): Check for error_mark_node.
14710 2005-01-21 Ian Lance Taylor <ian@airs.com>
14712 PR tree-optimization/13000
14713 * tree-inline.c: Include "tree-flow.h".
14714 (expand_call_inline): If warn_return_type, warn if non-void inline
14715 function falls through.
14716 * tree-cfg.c (execute_warn_function_return): Don't warn about
14717 control reaching end if TREE_NO_WARNING is set. Set
14719 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14721 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14722 branch if we don't need one.
14723 * c-typeck.c: Include "tree-flow.h"
14724 (c_finish_bc_stmt): Don't add a goto if the current statement
14725 list doesn't fall through to the current point.
14727 2005-01-21 Roger Sayle <roger@eyesopen.com>
14729 PR rtl-optimization/576
14730 * real.c (real_arithmetic): Change return type from void to bool
14731 to return an indication that the result may be inexact.
14732 * real.h (real_arithmeric): Update prototype.
14733 * fold-const.c (const_binop): Don't constant fold floating
14734 point expressions when the user specifies -frounding-math and
14735 the result may depend upon the run-time rounding mode.
14736 (fold_convert_const_real_from_real): Clean-up.
14737 (fold_initializer): Ignore flag_rounding_math for initializers.
14738 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14739 constant fold FP operations with flag_rounding_math if the
14740 result may depend upon the run-time rounding mode.
14742 2005-01-21 Tom Tromey <tromey@redhat.com>
14744 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14746 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
14748 * tree-cfg.c: Fix comment typos.
14750 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
14752 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14753 around the call to rest_of_handle_branch_target_load_optimize.
14755 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14757 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14758 (sparc64-*-openbsd*): Likewise.
14759 (sparclite-*-elf*): Include tm-dwarf2.h.
14760 (sparc86x-*-elf*): Likewise.
14761 (sparc64-*-elf*): Likewise.
14762 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14763 (DBX_DEBUGGING_INFO): Likewise.
14764 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14765 (PREFERRED_DEBUGGING_TYPE): Likewise.
14766 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14767 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14768 (PREFERRED_DEBUGGING_TYPE): Likewise.
14769 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14770 (PREFERRED_DEBUGGING_TYPE): Likewise.
14771 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14773 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14776 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14778 2005-01-20 Paul Brook <paul@codesourcery.com>
14780 * doc/rtl.texi: Document value extension requirements for CONST_INT.
14782 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14784 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14785 label is first in a sequence of labels.
14787 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14789 2005-01-20 Janis Johnson <janis187@us.ibm.com>
14790 Giovanni Bajo <giovannibajo@gcc.gnu.org>
14792 * doc/sourcebuild.texi (Test Directives): New.
14794 2005-01-20 Roger Sayle <roger@eyesopen.com>
14796 * real.c (real_floor): Don't leave the result uninitialized when
14797 mode is VOIDMode, but return the unrounded intermediate value.
14798 (real_ceil): Likewise.
14800 2005-01-20 Paul Brook <paul@codesourcery.com>
14802 * config/arm/arm.md (insv): Use gen_int_mode.
14804 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14806 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14807 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14808 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14809 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14810 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14812 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14815 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14816 fbreg, so we have to assume we can't.
14817 (loc_descriptor_from_tree_1): Ditto.
14818 (containing_function_has_frame_base): New function.
14819 (add_location_or_const_value_attribute): Use it.
14820 Also try to generate a frame_base from a single element location
14823 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14825 PR tree-optimization/15349
14826 * timevar.def (TV_TREE_MERGE_PHI): New.
14827 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14829 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14830 calls to tree_forwarder_block_p.
14831 (remove_forwarder_block_with_phi, merge_phi_nodes,
14832 gate_merge_phi, pass_merge_phi): New.
14833 * tree-optimize.c (init_tree_optimization_passes): Add
14835 * tree-pass.h: Add an extern for pass_merge_phi;
14837 2005-01-20 Richard Henderson <rth@redhat.com>
14840 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14841 (_mm_castps_pd, _mm_castps_si128): New.
14842 (_mm_castsi128_ps, _mm_castsi128_pd): New.
14844 2005-01-20 Richard Henderson <rth@redhat.com>
14847 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14848 __builtin_ia32_vec_init_v2si.
14849 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14850 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14851 (ix86_init_mmx_sse_builtins): Create it.
14852 (ix86_expand_builtin): Expand it.
14853 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14854 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14855 (vec_extractv2si_0, vec_extractv2si_1): New.
14857 2005-01-20 Richard Henderson <rth@redhat.com>
14860 * config/i386/i386.c (ix86_expand_push): New.
14861 * config/i386/mmx.md (push<MMXMODE>1): New.
14862 * config/i386/sse.md (push<SSEMODE>1): New.
14863 * config/i386/i386-protos.h: Update.
14865 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14867 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14870 2005-01-20 Richard Henderson <rth@redhat.com>
14872 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14873 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14875 2005-01-19 Richard Henderson <rth@redhat.com>
14878 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14879 to V4SFmode in SSE1 fallback load path.
14881 2005-01-19 Richard Henderson <rth@redhat.com>
14883 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14884 in QImode expansion to ix86_expand_vector_set.
14885 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14887 2005-01-19 Richard Henderson <rth@redhat.com>
14890 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14891 subclass of the input class.
14892 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14893 Always true for cross-SSE1 classes. Rationalize conditionals.
14894 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14895 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14896 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14897 (movdi_2): Add MMX/SSE zeros.
14898 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14899 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14900 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14901 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14902 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14903 (zero_extendsidi2_rex64_1): Remove.
14904 (MOV0 peephole): Check GENERAL_REG_P.
14906 2005-01-19 Richard Henderson <rth@redhat.com>
14909 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14911 (ix86_expand_vector_extract): Likewise.
14913 2005-01-19 Richard Henderson <rth@redhat.com>
14915 PR middle-end/19304
14916 * expr.c (emit_move_change_mode): New argument force; use
14917 simplify_gen_subreg if true.
14918 (emit_move_via_alt_mode): Merge into ...
14919 (emit_move_via_integer): ... here.
14920 (emit_move_ccmode): Use emit_move_change_mode directly.
14922 2005-01-19 Richard Henderson <rth@redhat.com>
14925 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14926 (alpha_preferred_reload_class): Handle CONST_VECTOR.
14927 (alpha_emit_set_const_1): Add no_output parameter; don't emit
14929 (alpha_emit_set_const): Likewise. Make static.
14930 (alpha_emit_set_long_const): Make static.
14931 (alpha_extract_integer): Split out from alpha_expand_mov.
14932 (alpha_split_const_mov): Likewise.
14933 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
14934 (alpha_legitimate_constant_p): New.
14935 * config/alpha/alpha-protos.h: Update.
14936 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14937 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14938 * config/alpha/alpha.md (movsi): Add n alternative.
14939 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14940 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14941 (splitters for all of the above): Use alpha_split_const_mov.
14942 * config/alpha/predicates.md (non_add_const_operand): New.
14943 (non_zero_const_operand): New.
14944 (input_operand): Use alpha_legitimate_constant_p after reload.
14946 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14948 PR tree-optimization/19038
14949 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14950 (add_candidate): Add ivs with increment in latch only if
14951 allow_ip_end_pos_p is true.
14952 (determine_iv_cost): Use empty_block_p.
14954 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
14956 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14957 (compute_dominance_frontiers): Ditto.
14959 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
14962 * config/sh/t-rtems: New.
14963 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14965 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14967 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14968 the offset of the selected field.
14970 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
14972 * tree-cfg.c (remove_forwarder_block): Fix the check to
14973 prevent a nonlocal label from appearing in the middle of a
14976 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
14978 PR rtl-optimization/19462
14979 * reorg.c (find_end_label): Create return insn only if
14980 current_function_epilogue_delay_list is empty.
14982 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
14984 * doc/passes.texi: Remove paragraph mentioning new-ra.
14986 2005-01-19 Jakub Jelinek <jakub@redhat.com>
14988 PR rtl-optimization/15139
14989 * combine.c: Include params.h.
14990 (count_rtxs): New function.
14991 (record_value_for_reg): If replace_rtx would replace at least
14992 2 occurrences of REG in VALUE and TEM is really large, replace REG with
14993 (clobber (const_int 0)) instead of TEM.
14994 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14995 * params.h (MAX_LAST_VALUE_RTL): New.
14996 * Makefile.in (combine.o): Depend on $(PARAMS_H).
14997 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
15000 * c-typeck.c (digest_init): Only call build_vector if all constructor
15001 elements are *_CST nodes.
15002 * gimplify.c (gimplify_init_constructor): Likewise.
15004 PR middle-end/19164
15005 * c-typeck.c (digest_init): Only call build_vector if inside_init
15008 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
15010 * toplev.c (init_asm_output): Remove dead #ifdef.
15012 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
15014 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
15016 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15018 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
15019 accessing DECL_FUNCTION_CODE.
15020 * dojump.c (do_jump): Likewise.
15021 * gimplify.c (gimplify_call_expr): Likewise.
15022 * predict.c (expr_expected_value): Likewise.
15023 (strip_builtin_expect): Likewise.
15024 * tree-inline.c (estimate_num_insns_1): Likewise.
15025 * tree-ssa-loop-im.c (stmt_cost): Likewise
15026 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
15027 (tree_expr_nonnegative_p): Likewise.
15029 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15031 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
15032 variant of the load_pcrel_sym pattern.
15033 * config/sparc/sparc.md (P macro): Move to the top.
15034 (load_pcrel_sym): Macroize using P.
15035 (save_register_window): Likewise.
15037 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
15039 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
15040 ("sordered"): Same.
15042 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
15045 * c-typeck.c (build_asm_expr): Strip nops off
15046 input memory operands.
15048 2005-01-18 David Edelsohn <edelsohn@gnu.org>
15050 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
15051 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
15052 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
15053 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
15055 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
15058 * config/i386/i386.c (override_options): If the 80387 is disabled,
15059 then do not return FP values using FP registers.
15061 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
15063 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
15064 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
15065 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
15066 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
15067 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
15068 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
15069 output.h, postreload-gcse.c, postreload.c, recog.c,
15070 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
15071 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
15072 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
15073 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
15074 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
15075 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
15076 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
15077 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
15079 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
15080 config/alpha/alpha.c, config/arm/vfp.md,
15081 config/i386/emmintrin.h, config/i386/i386-modes.def,
15082 config/i386/i386-protos.h, config/i386/i386.h,
15083 config/i386/pmmintrin.h, config/i386/ppro.md,
15084 config/i386/predicates.md, config/i386/xmmintrin.h,
15085 config/i860/i860.c, config/ia64/ia64-modes.def,
15086 config/ia64/ia64-protos.h, config/ia64/ia64.h,
15087 config/ia64/ia64.md, config/ia64/itanium1.md,
15088 config/ia64/itanium2.md, config/ia64/predicates.md,
15089 config/iq2000/iq2000.h, config/mips/linux64.h,
15090 config/rs6000/aix41.h, config/rs6000/aix43.h,
15091 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
15092 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
15093 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
15094 config/sparc/linux64.h, config/sparc/litecoff.h,
15095 config/sparc/sp64-elf.h, config/sparc/sparc.c,
15096 config/sparc/sparc.h, config/sparc/sparc.md,
15097 config/sparc/sysv4-only.h: Update copyright.
15099 2005-01-18 Richard Henderson <rth@redhat.com>
15102 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
15104 2005-01-18 Marc Espie <espie@openbsd.org>
15105 * config/i386/openbsdelf.h: Typo.
15107 2005-01-18 Richard Henderson <rth@redhat.com>
15109 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
15110 special case for sse.
15111 * config/i386/predicates.md (sse_comparison_operator): Likewise.
15113 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
15115 * tree-inline.c (estimate_num_insns_1): Added cases for
15116 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
15118 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
15120 PR rtl-optimization/19296
15121 * combine.c (simplify_comparison): Rewrite the condition under
15122 which a non-paradoxical SUBREG of a PLUS can be lifted when
15123 compared against a constant.
15125 2005-01-18 Andi Kleen <ak@muc.de>
15127 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
15128 * c.opt (-Wpointer-sign): Add.
15129 * doc/invoke.texi: (-Wpointer-sign): Add.
15131 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15133 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
15134 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
15135 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
15136 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
15137 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
15138 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
15139 for TARGET_MIX_SSE_I387.
15140 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
15141 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
15142 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
15143 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
15144 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
15145 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
15146 TARGET_MIX_SSE_I387.
15147 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
15150 2005-01-18 Uros Bizjak <uros@kss-loka.si>
15153 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
15154 Add movaps alternative for xmm reg->reg move.
15156 2005-01-17 Jeff Law <law@redhat.com>
15158 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
15159 at the end of the main DOM loop rather than just before DOM exits.
15161 2005-01-17 Diego Novillo <dnovillo@redhat.com>
15163 PR tree-optimization/19121
15164 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
15165 adding aliases to a name tag, also add them to the pointer's
15167 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
15168 sensitive alias info at all. Only check that the two pointers
15169 have compatible pointed-to sets.
15170 * tree-ssa.c (verify_name_tags): Verify that the alias set of
15171 a pointer's type tag is a superset of the alias set of the
15172 pointer's name tag.
15174 2005-01-17 James E Wilson <wilson@specifixinc.com>
15177 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
15178 comment to document why.
15180 2005-01-17 Richard Henderson <rth@redhat.com>
15182 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
15183 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
15184 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
15185 sse2_vmsminv2df3_finite): New.
15186 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
15187 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
15188 Force op1 into register.
15190 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
15192 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
15193 bubblestrap from always rebuilding build directory.
15195 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
15197 * config/s390/s390.md ("*clc"): Remove incorrect '='.
15198 ("*cmpmem_short"): Likewise.
15200 2005-01-17 Steven Bosscher <stevenb@suse.de>
15202 * basic-block.h: Document BB_* flags.
15203 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
15204 use an sbitmap instead.
15205 * sched-rgn.c (compute_trg_info): Likewise.
15207 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
15209 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
15210 redundant target_cpu_default and extra_parts lines. Use the default
15212 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
15213 (SUBTARGET_EXTRA_SPECS): Delete.
15214 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
15215 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
15216 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
15217 and "n32" for -mabi=n32.
15219 2005-01-17 Ian Lance Taylor <ian@airs.com>
15222 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
15223 fold constant variables into initial values.
15225 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15227 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
15229 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
15230 through the statements backward.
15232 2005-01-17 Ian Lance Taylor <ian@airs.com>
15234 PR middle-end/13127:
15235 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
15236 a variable set to the return value of the inlined function.
15238 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
15240 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
15241 when modes are tieable.
15243 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
15245 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
15246 of pthread_create to find out if threads are enabled.
15247 * gthr-posix95.h (__gthread_active_p): Likewise.
15249 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15251 * common.opt (-fnew-ra): Remove.
15253 * toplev.h (flag_new_regalloc): Remove.
15254 * Makefile.in (ra*.*): Don't mention.
15255 * passes.c (rest_of_handle_new_regalloc): Remove.
15256 (rest_of_handle_combine, rest_of_compilation): Always consider
15257 flag_new_regalloc as false.
15258 * doc/invoke.texi: Don't document -fnew-ra.
15260 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
15262 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
15263 last parameter to reg_scan.
15264 * loop.c (loop_optimize): Likewise.
15265 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
15266 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
15267 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
15268 rest_of_handle_gcse, rest_of_handle_loop_optimize,
15269 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
15270 * regclass.c (reg_scan): Likewise, for the declaration.
15271 * rtl.h (reg_scan): Likewise, for the prototype.
15273 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
15275 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
15276 mark_dfs_back_edges.
15278 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
15280 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
15281 (compute_avail): Uses don't go in tmp_gen.
15283 2005-01-16 Steven Bosscher <stevenb@suse.de>
15285 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
15286 loop to look for a free slot in a page entry.
15288 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15291 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
15292 * toplev.c (compile_file): Call process_pending_assemble_output_defs
15293 just before targetm.asm_out.file_end.
15294 * tree.h (process_pending_assemble_output_defs): Declare.
15295 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
15297 (assemble_alias): Defer generation of assembly code for defines when
15298 TARGET_DEFERRED_OUTPUT_DEFS is true.
15299 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15300 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
15301 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
15303 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15306 * pa.c (pa_scalar_mode_supported_p): New function.
15307 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15308 * pa.h (MIN_UNITS_PER_WORD): Add comment.
15310 * pa-protos.h (prefetch_operand): Delete.
15311 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
15312 * pa.c (prefetch_operand): Delete.
15313 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
15314 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
15315 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
15316 and prefetch_nocc_operand.
15317 * pa.md (prefetch): Rework to avoid reload problems handling short
15318 displacements when a cache control completer needs to be provided.
15319 (prefetch_32, prefetch_64): Delete.
15320 (prefetch_cc, prefetch_nocc): New patterns.
15322 2005-01-15 David Edelsohn <edelsohn@gnu.org>
15324 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
15326 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15329 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
15330 exceeds maximum alignment for global common data.
15331 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
15332 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15334 2004-01-15 Roger Sayle <roger@eyesopen.com>
15336 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15338 2004-01-15 Roger Sayle <roger@eyesopen.com>
15340 * harg-reg-set.h (reg_class_names): Prototype global array.
15341 * regclass.c (reg_class_names): Declare here and initialize to
15343 (dump_regclass): Remove local declaration of reg_class_names.
15344 (regclass): Likewise.
15345 * cfg.c (dump_flow_info): Likewise.
15346 * ra-debug.c (reg_class_names): Likewise.
15347 * regrename.c (reg_class_names): Likewise.
15348 * reload.c (reg_class_names): Likewise.
15349 * reload1.c (spill_failure): Likewise.
15350 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15352 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15354 * config/s390/s390.md ("reload_outti"): Remove predicate for
15355 output operand. Abort if operand is not a MEM.
15356 ("reload_outdi", "reload_outdf"): Likewise.
15358 2005-01-15 Marc Espie <espie@openbsd.org>
15360 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15361 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15362 * config/openbsd.h: Fix C++ includes for native configurations.
15363 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15364 Add trampoline support.
15365 * config/i386/openbsdelf.h: New.
15367 2005-01-15 Marc Espie <espie@openbsd.org>
15369 * collect2.c (main): Explicitly parse -dynamic-linker option.
15371 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15373 PR tree-optimization/19060
15374 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15375 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15376 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15377 and handle extract_range_from_cond returning false.
15378 * fold-const.c (fold): Optimize comparisons with min/max even for
15379 width > HOST_BITS_PER_WIDE_INT.
15381 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15383 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15384 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15385 Remove little endian multilib variants.
15386 Add mips32 multilib variant.
15388 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15390 * explow.c (copy_all_reg, stabilize): Remove.
15391 * expr.h: Remove the corresponding prototypes.
15393 * rtlanal.c (regs_set_between_p): Remove.
15394 * rtl.h: Remove the corresponding prototype.
15396 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15398 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15399 to rs6000_nonimmediate_operand.
15400 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15401 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15402 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15403 rs6000_nonimmediate_operand.
15404 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15405 rs6000_nonimmediate_operand.
15407 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15409 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15411 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15413 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15415 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15416 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15418 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15419 (rs6k_nonimmediate_operand): New.
15420 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15422 (legitimate_lo_sum_address_p): Same.
15423 (rs6000_legitimize_address): Same.
15424 (rs6000_legitimize_reload_address): Same.
15425 (rs6000_legitimate_address): Same.
15426 (spe_build_register_parallel): Pass DF and DC modes in a DI
15429 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15430 to rs6k_nonimmediate_operand.
15432 * config/rs6000/spe.md ("*frob_df_di"): New.
15433 ("*frob_di_df"): New.
15434 ("*frob_di_df_2"): New.
15435 ("*mov_sidf_e500_subreg0"): New.
15436 ("*mov_sidf_e500_subreg4"): New.
15437 ("*movdf_e500_double"): Change predicate to
15438 rs6k_nonimmediate_operand.
15440 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15442 * postreload.c (move2add_note_store): Only call
15443 trunc_int_for_mode on scalar integers.
15445 2005-01-14 Steven Bosscher <stevenb@suse.de>
15447 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15448 replace BB_VISITED uses.
15449 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15450 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15451 (tree_dce_done): Free visited_control_parents.
15452 (perform_tree_ssa_dce): Allocate and clear it.
15453 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15454 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15455 instead of BB_VISITED.
15457 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15459 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15460 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15461 Remove unused prototypes.
15463 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15465 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15466 64-bit register usage.
15467 (spe_func_has_64bit_regs_p): Add FIXME note.
15469 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15471 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15472 flag_finite_math_only with flag_unsafe_math_optimizations.
15474 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15476 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15477 end-of-stack check.
15478 (__tpf_eh_return): Copy TPF private stack area from the module
15479 boundary stack frame. Add check for when module addresses are
15480 equal, but no stub address is found.
15482 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15485 * arm.h (struct machine_function): Add call_via field.
15486 (thumb_call_via_label): Declare.
15487 * arm.c (thumb_call_via_label): New variable.
15488 (thumb_call_reg_needed): New variable.
15489 (arm_output_function_epilogue): For Thumb code, output any per-function
15490 call-indirect trampolines.
15491 (thumb_call_via_reg): New function.
15492 (arm_file_end): New function.
15493 (TARGET_ASM_FILE_END): Call arm_file_end.
15494 (aof_file_end): Likewise.
15495 * arm-protos.h (thumb_call_via_reg): Declare.
15496 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15497 thumb_call_via_reg in normal case.
15499 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15501 PR middle-end/19084
15502 PR rtl-optimization/19348
15503 * recog.c (peephole2_optimize): Do global life update if some peephole
15504 decides it doesn't need at least one of its inputs and that change
15505 influences liveness at the start of the basic block.
15507 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15508 arguments instead of 1.
15510 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15512 PR middle-end/18820
15513 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15514 zero for nested functions needing a static chain or functions
15515 with a non-constant address.
15517 2005-01-13 Roger Sayle <roger@eyesopen.com>
15519 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15520 (and (sign_extend X) C) into (zero_extend (and X C)).
15522 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15524 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15526 2005-01-13 Richard Henderson <rth@redhat.com>
15531 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15532 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15533 not just TARGET_SSE.
15534 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15535 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15536 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15537 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15538 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15539 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15540 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15541 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15542 (movdicc_c_rex64): Rename with '*'.
15543 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15544 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15545 (movsfcc_1_387): Rename from movsfcc_1.
15546 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15547 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15548 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15549 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15550 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15551 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15552 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15553 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15554 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15555 sse_movdfcc_const0_4): Remove.
15556 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15557 recognize min/max early. Update for changed sse cmove patterns.
15558 (ix86_split_sse_movcc): New.
15559 * config/i386/i386-protos.h: Update.
15561 2005-01-13 Steven Bosscher <stevenb@suse.de>
15563 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15564 (fix_stmt_v_may_defs): Likewise.
15566 2005-01-13 Richard Henderson <rth@redhat.com>
15568 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15569 for converting the mask.
15571 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15573 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15576 2005-01-13 Richard Henderson <rth@redhat.com>
15578 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15579 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15580 IX86_BUILTIN_MOVDQ2Q): Remove.
15581 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15582 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15583 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15585 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15586 (sse2_pextrw): Fix immediate constraint.
15587 (sse2_loadq, sse2_loadq_rex64): Remove.
15588 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15589 Use __builtin_ia32_vec_ext_<size>.
15590 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15592 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15594 * function.c (assign_parm_setup_block): Look inside original
15595 entry_parm when inspecting PARALLEL.
15597 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15598 Joel Sherrill <joel@oarcorp.com>
15601 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15602 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15603 rtems_gxx_recursive_mutex_init.
15604 (__gthread_recursive_mutex_lock): New function.
15605 (__gthread_recursive_mutex_trylock): Likewise.
15606 (__gthread_recursive_mutex_unlock): Likewise.
15608 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15610 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15612 2005-01-13 Jan Beulich <jbeulich@novell.com>
15614 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15615 (ashrti3_internal): Indicate output is early clobber. Generate result
15616 into output rather than first input. Use move for low word of output
15617 if shift count is exactly 64.
15618 (lshrti3_internal): Likewise.
15620 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15624 * reload1.c (delete_output_reload): Don't delete an output reload
15625 if the pseudo lives longer than a single basic block. Adjust and
15626 improve wording of comment.
15628 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
15631 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15632 of TYPE_SIZE where we mean the number of bytes.
15634 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
15636 * function.c (assign_parm_setup_block): Relax condition on
15637 multi-register optimization.
15639 2005-01-12 Nick Clifton <nickc@redhat.com>
15641 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15642 an "in_delay_slot" attribute of "no" to prevent them being used in
15643 delay slots. This is forbidden because they might generate
15646 2005-01-12 Alan Modra <amodra@bigpond.net.au>
15649 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15650 with r->Y and Y->r.
15652 2005-01-12 Nick Clifton <nickc@redhat.com>
15654 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15655 passed on to GAS) but do not define, as GAS no longer supports or
15656 needs the -m2000 option.
15658 2005-01-11 Roger Sayle <roger@eyesopen.com>
15660 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15661 type as args of unprototyped builtins aren't automatically promoted.
15662 (fold_builtin_abs): Likewise.
15664 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15666 * Makefile.in: Set a `build-warn' variable.
15668 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15670 PR tree-optimization/17949
15671 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15672 (find_interesting_uses_address): Use it.
15674 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
15676 * regrename.c (kill_value): Handle subreg's that won't simplify.
15678 2005-01-11 Richard Henderson <rth@redhat.com>
15681 * config/i386/i386.h (enum ix86_builtins): Move ...
15682 * config/i386/i386.c: ... here.
15683 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15684 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15685 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15686 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15687 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
15688 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15689 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15690 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15691 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15692 IX86_BUILTIN_LOADDDUP): Remove.
15693 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15694 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15695 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15696 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15697 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15698 (ix86_init_builtins): Make static.
15699 (ix86_init_mmx_sse_builtins): Update for changed builtins.
15700 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15701 if all the modes match. Otherwise, fake it.
15702 (get_element_number, ix86_expand_vec_init_builtin,
15703 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15704 (ix86_expand_builtin): Make static. Update for changed builtins.
15705 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15706 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
15707 (ix86_expand_vector_init_duplicate): New.
15708 (ix86_expand_vector_init_low_nonzero): New.
15709 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15710 Split out from ix86_expand_vector_init; handle integer modes.
15711 (ix86_expand_vector_init): Use them.
15712 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15713 * config/i386/i386-protos.h: Update.
15714 * config/i386/predicates.md (reg_or_0_operand): New.
15715 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15716 (movv2sf_internal): Likewise. And a splitter to match them all.
15717 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15718 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15719 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15720 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15721 (mmx_pinsrw): Fix operand ordering.
15722 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15723 rather than sse_loadss expander.
15724 (movv2df splitter): Similarly.
15725 (sse_loadss, sse_loadlss): Remove.
15726 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15727 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15728 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15729 (sse3_movddup): Rename with '*'.
15730 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15731 (sse2_loadsd): Remove.
15732 (vec_dupv2df_sse3): Rename from sse3_loadddup.
15733 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15734 (sse2_pinsrw): Fix argument ordering.
15735 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15736 (sse2_stored): Remove 'r' destination.
15737 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15738 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15739 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15740 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15741 vec_extractv16qi, vec_initv16qi): New.
15743 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15744 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15745 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15747 (_mm_load_pd, _mm_store_pd): Use plain dereference.
15748 (_mm_load_si128, _mm_store_si128): Likewise.
15749 (_mm_load1_pd): Use _mm_set1_pd.
15750 (_mm_load_sd): Use _mm_set_sd.
15751 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15752 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15753 (_mm_set_epi64): Use _mm_set_epi64x.
15754 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15755 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15756 _mm_setr_epi8): Use _mm_set_foo form.
15757 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15758 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15759 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15760 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15761 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15762 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15763 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15764 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15765 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15766 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15767 (_mm_movedup_pd): Use _mm_shuffle_pd.
15768 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15769 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15770 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15771 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15772 Use _mm_setzero_ps.
15773 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15774 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15775 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15776 (_mm_store_ps): Use raw dereference.
15777 (_mm_store1_ps): Use _mm_storeu_ps.
15778 (_mm_storer_ps): Use _mm_store_ps.
15779 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15780 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15782 2005-01-11 Stan Shebs <shebs@apple.com>
15784 * config/rs6000/rs6000.c (machopic_output_stub): Issue
15785 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15787 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
15790 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15791 Skip all DECLs except for FIELD_DECLs.
15793 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15795 * config/s390/s390.c (override_options): Return error if
15796 -mbackchain, -mpacked-stack and -mhard-float are used together.
15797 (s390_va_start): Remove the backchain && packed-stack special case.
15798 (s390_gimplify_va_arg): Likewise.
15799 * doc/invoke.texi: Remove the ABI incompatibility note.
15801 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15803 * config/s390/s390.c (struct s390_frame_layout): Remove
15805 (s390_frame_info, s390_emit_prologue): Replace occurrences of
15806 save_backchain_p with TARGET_BACKCHAIN.
15808 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15811 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15812 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15813 * function.c (locate_and_pad_parm): Set new field.
15814 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15815 Tweak where_pad test to include "none". Always set mem align for
15817 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15818 not sufficient for type.
15819 (assign_parm_setup_block): If stack_parm is zero on entry, always
15820 make a new stack local. Block move old stack parm if necessary
15821 to new aligned stack local.
15822 (assign_parm_setup_stack): Use a block move to handle
15823 potentially misaligned entry_parm.
15824 (assign_parms_unsplit_complex): Specify required alignment when
15825 creating stack local.
15826 * calls.c (compute_argument_addresses): Override alignment of stack
15827 arg calculated from its type with the alignment given by
15828 FUNCTION_ARG_BOUNDARY.
15829 (store_one_arg): Likewise.
15831 2005-01-11 Jan Beulich <jbeulich@novell.com>
15833 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15834 Change respective itanium_class attribute to ialu.
15835 (shladdp4_internal): New.
15836 * config/ia64/predicates.md (shladd_log2_operand): New.
15838 2005-01-11 Richard Henderson <rth@redhat.com>
15840 * expr.c (store_constructor): Use rtvec_alloc instead of
15841 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15843 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
15845 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15847 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15849 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15850 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15851 (TARGET_RWRELOC): Define.
15852 (ia64_rwreloc_section_type_flags): Delete.
15853 (ia64_section_type_flags): New function.
15854 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15855 (TARGET_RWRELOC): Define.
15857 2005-01-10 David Mosberger <davidm@hpl.hp.com>
15860 * config/ia64/ia64.c (process_set): For alloc insn, only call
15861 process_epilogue is !frame_pointer_needed.
15863 2005-01-10 Roger Sayle <roger@eyesopen.com>
15866 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15867 unary operator and can't be treated as a binary/comparison operator.
15869 2005-01-10 Richard Henderson <rth@redhat.com>
15871 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15872 (ix86_return_in_memory): Likewise.
15873 (function_arg_advance): Likewise. Mirror structure in function_arg
15874 for choosing register to advance.
15876 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
15878 * tree-vectorizer.c, tree.def: Fix comment typos.
15880 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
15882 * config/s390/s390.c (struct processor_costs): 4 new fields:
15883 ddbr, ddr, debr, der.
15884 (s390_rtx_costs): More precise handling of divide instructions.
15886 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15888 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15890 2005-01-10 Jan Beulich <jbeulich@novell.com>
15892 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15893 names resulting from -ffunction-sections/-fdata-sections and linkonce
15895 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15896 based on the section name. Rearrange the section name comparison logic
15897 slightly so that each section name is compared against at most once.
15899 2005-01-10 Ben Elliston <bje@au.ibm.com>
15901 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15902 targets for which -fPIC reduces limitations on the GOT size.
15904 2005-01-09 Falk Hueffner <falk@debian.org>
15906 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15909 2005-01-09 David Edelsohn <edelsohn@gnu.org>
15912 * collect2.c (main): Set aixrtl_flag for -brtl option.
15913 (resolve_lib_name): Search for .so file extension before .a
15914 if aixrtl_flag set.
15916 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
15918 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15919 (vect_analyze_data_refs_alignment): Add dump prints.
15921 2005-01-09 Ira Rosen <irar@il.ibm.com>
15923 * tree-vectorizer.c (vect_analyze_offset_expr): Use
15924 expr_invariant_in_loop_p.
15925 Initialize outputs first thing in the function.
15926 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15927 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15928 (vect_analyze_pointer_ref_access): Check that the initial condition of
15929 the access function is loop invariant.
15931 2005-01-09 Richard Henderson <rth@redhat.com>
15933 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15934 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
15935 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
15936 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15937 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15938 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15939 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15940 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15941 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15942 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15943 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15944 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15945 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15946 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15947 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15948 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15949 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15950 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15951 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15952 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15953 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15954 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15955 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15957 (mmx_clrdi, pavgusb): Remove.
15958 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15959 with leading sse_ prefix.
15960 * config/i386/sse.md: Receive them.
15961 * config/i386/mmx.md: New file.
15962 (MMXMODE12, MMXMODE24, mmxvecsize): New.
15963 (subrv2sf3): Turn into expander for normal subtraction.
15964 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15965 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15966 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15967 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15968 commutative; use ix86_binary_operator_ok.
15969 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15970 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15971 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15972 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15973 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15974 Macroize from existing patterns; use ix86_binary_operator_ok.
15975 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15976 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15977 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
15978 with vec_select+vec_concat.
15979 (mmx_pshufw, mmx_pshufw_1): Likewise.
15980 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
15981 (mmx_uavgv4hi3): Model correctly.
15982 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15983 _mm_xor_si64): Remove casts.
15985 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15987 PR tree-optimization/19224
15988 * tree-scalar-evolution.c (get_instantiated_value,
15989 set_instantiated_value): New functions.
15990 (instantiate_parameters_1): Cache the results.
15991 (instantiate_parameters, resolve_mixers): Initialize and free
15994 2005-01-08 David Edelsohn <edelsohn@gnu.org>
15996 * config/i386/i386.md (addhi_4): Correct reference in comment.
15999 2005-01-08 Richard Henderson <rth@redhat.com>
16001 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
16002 (_mm_cvtsi128_si64x): Likewise.
16003 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
16004 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
16005 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
16006 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
16007 * config/i386/i386-protos.h: Update.
16008 * config/i386/i386.c (print_operand): Add 'H'.
16009 (ix86_fixup_binary_operands): Split out from ...
16010 (ix86_expand_binary_operator): ... here.
16011 (ix86_fixup_binary_operands_no_copy): New.
16012 (ix86_expand_fp_absneg_operator): Handle vector mode results.
16013 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
16014 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
16015 (safe_vector_operand): Use CONST0_RTX.
16016 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
16017 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
16018 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
16019 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
16021 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
16022 (IX86_BUILTIN_CMPNGESS): New.
16023 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
16024 (attr type): Add sselog1.
16025 (attr unit, attr memory): Handle it.
16026 (movti, movti_internal, movti_rex64): Move near other integer moves.
16027 (movtf, movtf_internal): Move near other fp moves.
16028 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
16029 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
16030 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
16031 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
16032 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
16033 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
16034 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
16035 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
16036 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
16037 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
16038 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
16039 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
16040 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
16041 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
16042 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
16043 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
16044 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
16045 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
16046 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
16047 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
16048 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
16049 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
16050 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
16051 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
16052 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
16053 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
16054 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
16055 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
16056 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
16057 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
16058 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
16059 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
16060 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
16061 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
16062 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
16063 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
16064 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
16065 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
16066 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
16067 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
16068 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
16069 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
16070 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
16071 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
16073 (SSEPUSH, push<SSEPUSH>): Remove.
16074 (MMXPUSH, push<MMXPUSH>): Remove.
16075 (sse_movaps, sse_movaps_1, sse_movups): Remove.
16076 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
16077 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
16078 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
16079 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
16080 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
16081 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
16082 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
16083 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
16084 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
16085 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
16086 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
16087 (ppro_sse_log_V4SF): Handle sselog1.
16088 * config/i386/predicates.md (const_0_to_1_operand): New.
16089 (const_0_to_255_mul_8_operand): New.
16090 (const_1_to_31_operand): Rename from const_int_1_31_operand.
16091 (const_2_to_3_operand, const_4_to_7_operand): New.
16092 * config/i386/sse.md: New file.
16093 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
16094 (sse_movups): Rename from sse_movups_1.
16095 (sse_loadlss): Rename from sse_loadss_1.
16096 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
16098 (negv4sf2): Use ix86_expand_fp_absneg_operator.
16099 (absv4sf2, negv2df, absv2df): New.
16100 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
16101 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
16102 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
16103 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
16104 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
16105 (sse3_addsubv4sf3): Model correctly.
16106 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
16107 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
16108 (sse_movhlps): Model with vec_select+vec_concat.
16109 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
16110 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
16111 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
16112 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
16113 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
16114 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
16115 sse2_pshufhw_1): Likewise.
16116 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
16117 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
16118 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
16119 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
16120 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
16121 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
16122 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
16123 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
16124 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
16125 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
16126 sminv8hi3): Mark commutative
16127 operands. Use ix86_binary_operator_ok.
16128 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
16129 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
16130 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
16131 sse2_punpcklqdq): Allow operand2 in memory.
16132 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
16133 sse2_movsd): Add memory alternatives.
16134 (sse_storelps): Turn expander into an insn; split after reload.
16135 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
16136 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
16138 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
16140 * configure.ac (DWARF-2 debug_line): Use objdump.
16141 * configure: Regenerate.
16143 2005-01-08 Jeff Law <law@redhat.com>
16144 Diego Novillo <dnovillo@redhat.com>
16146 PR tree-optimization/18241
16147 * tree-nrv.c (tree_nrv): Ignore volatile return values.
16148 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
16149 statements with volatile operands.
16150 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
16151 operands after marking a statement with has_volatile_ops.
16153 2005-01-08 Roger Sayle <roger@eyesopen.com>
16155 * tree.c (int_fits_type_p): Always honor integer constant
16156 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
16158 2005-01-08 Roger Sayle <roger@eyesopen.com>
16160 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
16161 the latent bug in rtl_delete_block has been resolved.
16163 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16165 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
16166 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
16168 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
16170 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
16171 library as @multilib_dir@/$(SHLIB_SONAME).
16173 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
16175 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
16176 * configure: Regenerate.
16178 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16180 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
16183 2005-01-07 David Edelsohn <edelsohn@gnu.org>
16186 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
16187 Convert non-word aligned offset address using ld/std into
16190 2005-01-07 Richard Henderson <rth@redhat.com>
16192 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
16194 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
16196 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
16198 2005-01-07 Jakub Jelinek <jakub@redhat.com>
16200 PR tree-optimization/19283
16201 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
16202 is not shorter than the original type.
16204 PR rtl-optimization/19012
16205 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
16207 PR rtl-optimization/18861
16208 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
16209 (FULL_STATE): Define.
16210 (mark_tablejump_edge): New function.
16211 (purge_dead_tablejump_edges): New function.
16212 (find_bb_boundaries): Use it.
16214 PR tree-optimization/18828
16215 * builtins.c (expand_builtin_next_arg): Remove argument and all
16216 the argument checking.
16217 (expand_builtin): Adjust caller.
16218 (expand_builtin_va_start): Likewise. Remove error for too many
16220 (fold_builtin_next_arg): Issue error for too many arguments.
16221 After checking arguments, replace them with magic arguments that
16222 prevent further checking of the args.
16224 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16226 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
16228 2005-01-06 Roger Sayle <roger@eyesopen.com>
16231 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
16232 and %{.S:...} (and their negative variants) to test whether the
16233 input file is assembler or pre-processed-assembler independent of
16234 the actual filename extension.
16236 2005-01-06 Roger Sayle <roger@eyesopen.com>
16238 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
16239 of sign or zero extended values.
16241 2005-01-06 Geoffrey Keating <geoffk@apple.com>
16243 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
16244 for IBM long double format correctly.
16246 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
16248 Fix PR tree-optimization/18792
16250 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
16251 to first_loop_depth, and use loop depth instead of loop number.
16252 (build_classic_dir_vector): Ditto.
16253 (compute_data_dependences_for_loop): Use depth, not loop number.
16254 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
16255 number. Pass in loops, instead of loop numbers.
16256 (gather_interchange_stats): Ditto.
16257 (linear_transform_loops): Ditto.
16259 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
16262 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
16263 biv_fits_mode_p, extension_within_bounds_p): New functions.
16264 (check_ext_dependent_givs): Use them.
16266 2005-01-06 Roger Sayle <roger@eyesopen.com>
16268 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
16269 more than one barrier, in which case we should delete them all.
16271 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
16273 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
16275 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
16277 Fix PR middle-end/19286
16279 * dwarf2out.c (gen_subprogram_die): If we've already tried to
16280 output this subprogram, simply ignore this attempt to do it again.
16281 (add_abstract_origin_attribute): Don't abort trying to add the abstract
16282 origin attribute if it's not possible.
16283 (gen_block_die): Don't ignore subblocks of "unused" blocks.
16284 (decls_for_scope): Ditto.
16285 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
16286 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
16288 2005-01-05 Richard Henderson <rth@redhat.com>
16291 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
16292 (bdesc_2arg): Use it.
16293 (ix86_expand_binop_builtin): Force operands into registers
16295 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
16296 ix86_expand_sse_compare, ix86_expand_sse_comi,
16297 ix86_expand_builtin): Likewise.
16299 2005-01-05 Richard Henderson <rth@redhat.com>
16301 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
16303 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
16304 (mulv4hi3): Set itanium_class mmmul.
16305 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
16306 (fpack): Rename from fpack_sfsf.
16308 2005-01-05 Richard Henderson <rth@redhat.com>
16311 * reload1.c (do_input_reload): Restrict the optimization deleteing
16312 a previous output reload to RELOAD_FOR_INPUT.
16314 2005-01-05 Steven Bosscher <stevenb@suse.de>
16316 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
16317 comment that we fall through after case.
16318 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
16319 (distribute_links): Likewise.
16320 * cse.c (cse_insn): Likewise.
16321 * cselib.c (cselib_invalidate_mem): Likewise.
16322 * df.c: Update comments at the top of the file.
16323 (read_modify_subreg_p): Update comments here too.
16324 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
16325 * flow.c (mark_set_1): Likewise.
16326 (mark_used_regs): Likewise.
16327 * gcse.c (mems_conflict_for_gcse_p): Likewise.
16328 (canon_list_insert): Likewise.
16329 (mark_set): Likewise.
16330 (try_replace_reg): Likewise.
16331 (store_killed_in_insn): Likewise.
16332 * loop.c (count_one_set): Likewise.
16333 (basic_induction_var): Likewise.
16334 * postreload-gcse.c (find_mem_conflicts): Likewise.
16335 * postreload.c (reload_combine_note_store): Likewise.
16336 (move2add_note_store): Likewise.
16337 * reload.c (find_equiv_reg): Likewise.
16338 (mark_referenced_resources): Likewise.
16339 * rtlanal.c (set_noop_p): Likewise.
16340 (note_stores): Likewise.
16341 (note_uses): Likewise.
16342 * sched-deps.c (sched_analyze_1): Likewise.
16343 * sched-rgn.c (check_live_1): Likewise.
16344 (update_live_1): Likewise.
16345 * config/i860/i860.c: Likewise.
16347 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16349 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16351 * doc/rtl.texi: Update documentation for bit-fields and SET.
16353 2005-01-05 Roger Sayle <roger@eyesopen.com>
16355 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16357 2005-01-05 Jan Hubicka <jh@suse.cz>
16358 Richard Henderson <rth@redhat.com>
16361 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16364 2005-01-05 Richard Henderson <rth@redhat.com>
16367 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16368 (sse_shufps): Change operand 3 to const_int_operand.
16369 (sse2_storelps): Fix typo in template.
16370 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16371 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16372 (ix86_expand_builtin): Likewise.
16374 2005-01-05 Julian Brown <julian@codesourcery.com>
16376 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16377 as aggregates for AAPCS ABIs.
16379 2005-01-05 Stan Shebs <shebs@apple.com>
16381 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16382 Mach-O getters if ppc64.
16383 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16385 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16386 signed four-byte field for global code case.
16387 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16389 2005-01-05 Roger Sayle <roger@eyesopen.com>
16391 PR middle-end/19100
16392 * c-common.c: Include real.h.
16393 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16394 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16395 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16396 * Makefile.in (c-common.o): Update dependencies.
16398 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16400 * c-parse.in (asm_string): Add trailing semicolon.
16402 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16404 * c-parse.in (asm_string): New. Don't allow wide strings in
16406 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16407 asm_string instead of STRING.
16409 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16411 * c-typeck.c (constructor_no_implicit): Remove.
16412 (set_designator, process_init_element): Don't check
16413 constructor_no_implicit.
16415 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16416 Kaz Kojima <kkojima@gcc.gnu.org>
16419 * lcm.c (create_pre_exit): New.
16420 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16421 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16423 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16425 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16426 -msoft-float in target_float_switch.
16427 * arm.c (arm_override_options): Fix processing of target_float_switch.
16429 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16431 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16434 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16436 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16437 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16439 2005-01-04 Roger Sayle <roger@eyesopen.com>
16441 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16442 if deleting the then-block allows the test-block to fallthru to the
16445 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16448 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16449 after the full declaration if the are in two different TUs.
16451 2005-01-04 Richard Henderson <rth@redhat.com>
16454 * tree-sra.c (generate_one_element_init): Just
16455 call gimplify_and_add.
16456 (generate_element_init): Record the
16457 new referenced variables and mark them for renaming
16458 and split out to ...
16459 (generate_element_init_1): This.
16460 (scalarize_init): Don't call push_gimplify_context/
16461 pop_gimplify_context.
16463 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16465 * toplev.c (get_src_pwd): Handle failure of getpwd().
16467 2005-01-04 Roger Sayle <roger@eyesopen.com>
16469 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16471 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16472 all the cases handled by it are inverted by invert_truthvalue.
16474 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16476 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16477 (save_register_windowsi): Likewise.
16479 2005-01-04 Richard Henderson <rth@redhat.com>
16481 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16483 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16485 PR middle-end/17767
16486 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16487 any simplifications of vector mode comparison operators.
16488 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16490 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16491 Devang Patel <dpatel@apple.com>
16493 PR tree-optimization/18308
16494 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16495 the operands before creating a new expression.
16496 * dojump.c (do_jump): Make drop_through_label available
16497 for all cases. Add expansion of COND_EXPR.
16499 2005-01-04 Ira Rosen <irar@il.ibm.com>
16501 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16502 INTEGER_CST instead of TREE_CONSTANT.
16503 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16504 instead of TREE_CONSTANT.
16505 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16506 instead of TREE_CONSTANT.
16508 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16510 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16512 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16515 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16516 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16518 2005-01-03 Richard Henderson <rth@redhat.com>
16520 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16521 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16522 fold_convert_const_real_from_real): Split out from ...
16523 (fold_convert_const): ... here.
16525 2005-01-03 Richard Henderson <rth@redhat.com>
16528 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16529 (mov<MMXMODEI>_internal): Likewise.
16530 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16531 Add V2SF case; use it for SSE1; don't use TI.
16532 (movdf_integer): Likewise.
16533 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16535 2005-01-03 Ira Rosen <irar@il.ibm.com>
16537 * tree-vectorizer.c (vect_strip_conversions): New function.
16538 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16539 check for binary class.
16541 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16545 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16547 * gimple-low.c (mark_blocks_with_used_vars): New function.
16548 (mark_blocks_with_used_subblocks): Ditto.
16549 (mark_used_blocks): Ditto.
16550 (pass_mark_used_blocks): New pass.
16551 * tree-inline.c: Include debug.h.
16552 (expand_call_inline): Call outlining_inline_function here.
16553 * tree-optimize.c (init_tree_optimization_passes): Add
16554 pass_mark_used_blocks.
16555 * tree-pass.h (pass_mark_used_blocks): New.
16556 * Makefile.in (tree-inline.o): Add debug.h dependency.
16558 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16560 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16561 VAR_DECLs to have weak_import attribute.
16563 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16566 2004-01-03 Steven Bosscher <stevenb@suse.de>
16568 * passes.c (rest_of_compilation): Don't run regmove if only
16569 flag_expensive_optimizations, require flag_regmove instead.
16571 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16573 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16575 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16576 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16577 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16578 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16580 2005-01-03 Richard Henderson <rth@redhat.com>
16582 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16583 (ia64_const_ok_for_letter_p): New.
16584 (ia64_const_double_ok_for_letter_p): New.
16585 (ia64_extra_constraint): New.
16586 (ia64_expand_vecint_compare): New.
16587 (ia64_expand_vcondu_v2si): New.
16588 (ia64_expand_vecint_cmov): New.
16589 (ia64_expand_vecint_minmax): New.
16590 (ia64_print_operand): Add 'v'.
16591 (ia64_preferred_reload_class): New.
16592 (ia64_vector_mode_supported_p): New.
16593 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16594 (PREFERRED_RELOAD_CLASS): Move to function.
16595 (CONST_OK_FOR_LETTER_P): Move to function.
16596 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16597 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16598 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16599 (EXTRA_CONSTRAINT): Move to function.
16600 * config/ia64/ia64.md: Include vect.md.
16601 (itanium_class): Add mmalua.
16603 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16605 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16606 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16608 (const_int_2bit_operand): New.
16609 (fr_reg_or_0_operand): New.
16610 * config/ia64/ia64-modes.def: Add vector modes.
16611 * config/ia64/ia64-protos.h: Update.
16612 * config/ia64/vect.md: New file.
16614 2005-01-03 Richard Henderson <rth@redhat.com>
16616 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16618 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16621 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16623 (log1pdf2): Change mode of operands[0,1] to DFmode.
16625 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16627 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16628 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16629 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16630 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16631 SPARC_RELAXED_ORDERING.
16633 2005-01-03 Richard Henderson <rth@redhat.com>
16634 Uros Bizjak <uros@kss-loka.si>
16637 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16638 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16639 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16641 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16642 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16643 const_pow2_1_to_128_operand): New predicates.
16645 2005-01-02 Greg McGary <greg@mcgary.org>
16647 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16649 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16650 object. [ptr_type]: Remove unused variable.
16651 Remember nearest addressable array-element or record-component
16652 when checking bitfield components. Tolerate empty BIND_EXPR.
16654 2005-01-01 Richard Henderson <rth@redhat.com>
16656 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16657 that don't narrow the value. Fail for other conversions.
16659 2005-01-01 Richard Henderson <rth@redhat.com>
16662 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16663 * c-lang.c (finish_file): Don't do it here.
16664 * objc/objc-act.c (objc_finish_file): Likewise.
16666 * cgraph.c (decl_assembler_name_equal): New.
16667 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16668 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16669 * cgraph.h (struct cgraph_varpool_node): Add next.
16670 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16671 * varasm.c (assemble_alias): Mark the target as needed.
16673 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
16675 PR middle-end/19221
16676 * function.c (get_arg_pointer_save_area): Use entry_of_function
16677 instead of get_insns.
16679 2005-01-01 Roger Sayle <roger@eyesopen.com>
16680 Andrew Pinski <pinskia@physics.uc.edu>
16681 James E. Wilson <wilson@specifixinc.com>
16683 PR rtl-optimization/12092
16684 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16687 2005-01-01 Roger Sayle <roger@eyesopen.com>
16688 Olivier Hainque <hainque@act-europe.fr>
16690 * tree.c (int_fits_type_p): A narrower type always fits in a
16691 wider one, except for negative values into unsigned types.
16693 2005-01-01 Roger Sayle <roger@eyesopen.com>
16695 * tree.c (int_fits_type_p): Compare the result of force_fit_type
16696 with the original constant rather than require TREE_OVERFLOW.
16698 2005-01-01 Steven Bosscher <stevenb@suse.de>
16700 PR middle-end/17544
16701 * c-decl.c (finish_function): If compiling C99, annotate the
16702 compiler generated return with the current file name and line 0.
16703 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16704 the source line is greater than 0.
16705 (remove_bb): Likewise.