1 2005-05-10 Diego Novillo <dnovillo@redhat.com>
3 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4 optimization passes to do an initial batch of scalar cleanups.
6 2005-05-10 Ian Lance Taylor <ian@airs.com>
8 * read-rtl.c (struct macro_traverse_data): Define.
9 (map_attr_string): New static function, broken out of
10 apply_macro_to_string.
11 (mode_attr_index, apply_mode_maps): New static functions.
12 (apply_macro_to_string): Call map_attr_string.
13 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
15 (apply_macro_traverse): Expect data to point to a struct
17 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
18 to pass data through htab_traverse.
19 (read_rtx_1): Add mode_maps parameter. Change all callers.
20 Handle mode names which are attribute strings.
21 * doc/md.texi (Substitutions): Rename from String Substitutions.
22 Change references. Document using attributes as modes.
24 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
26 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
27 * tree-optimize.c (init_tree_optimization_passes) Swap
28 pass_ch and pass_profile.
29 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
30 here. Remove rewrite_into_loop_closed_ssa call.
32 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
34 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
36 (legitimate_reload_constant_p): Add check for const double zero.
37 * config/s390/s390.md: Add comment for constraint letter 'G'.
38 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
39 attributes for new case.
40 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
41 s390_const_double_ok_for_constraint_p.
42 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
45 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
47 PR tree-optimization/21170
48 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
49 rewrite_ssa_into_ssa in comments with update_ssa.
51 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
53 * tree-ssa-loop-im.c: Include hashtab.h.
54 (struct mem_ref_loc): New.
55 (struct mem_ref): Describe the set of references with the same
57 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
58 maybe_queue_var, fem_single_reachable_address,
59 for_each_memref, single_reachable_address,
60 is_call_clobbered_ref, determine_lsm_reg): Removed.
61 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
62 hoist_memory_reference, memref_hash, memref_eq, memref_del,
63 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
65 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
66 (determine_lsm_loop): Rewritten.
67 (determine_lsm): Do not set stmt uids.
69 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
71 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
74 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
76 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
77 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
78 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
80 2005-05-10 Jeff Law <law@redhat.com>
82 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
83 thread_across_edge for any abnormal edges.
85 2005-05-10 Richard Henderson <rth@redhat.com>
87 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
88 * config/ia64/ia64-protos.h: Declare it.
89 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
90 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
91 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
92 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
93 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
94 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
95 extend result; use release semantics.
96 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
97 (sync_val_compare_and_swap_<IMODE>): Update to match.
99 2005-05-10 Richard Henderson <rth@redhat.com>
101 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
102 before comparing it for success.
104 2005-05-10 Richard Henderson <rth@redhat.com>
106 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
107 no return value pattern.
109 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
110 H.J. Lu <hongjiu.lu@intel.com>
112 * libgcov.c (create_file_directory): New function. Create
113 directory for the given file name.
114 (gcov_max_filename): New static var. Keeps size of the longest
116 (gcov_exit): Always try to create directory for output
117 file. Relocate each filename basing on environment vars.
118 (__gcov_init): Remember the longest file name.
119 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
120 * doc/gcov.texi (Cross-profiling): New node documenting
121 cross-profiling management.
122 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
124 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
126 * config/sparc/sparc.c (mem_min_alignment): Do not rely
127 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
129 2005-05-10 Bob Wilson <bob.wilson@acm.org>
131 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
132 case code to avoid one move instruction.
133 (__umodsi3, __modsi3): Merge duplicated code sequences.
135 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
137 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
138 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
139 * doc/invoke.texi: Fix typos.
141 * tree-data-ref.c (analyze_array_indexes, analyze_array,
142 init_data_ref, access_functions_are_affine_or_constant_p,
143 free_data_refs): Use VEC instead of VARRAY.
144 * tree-data-ref.h (data_reference): Change the type of
145 access_fns to VEC(tree,gc)*.
146 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
148 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
151 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
152 * fold-const.c (fold): Expand the condition of reducing cond_expr.
153 (contains_label_1, contains_label_p): New functions for checking
154 labels in a sub-tree.
156 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
159 * c-decl.c (pushdecl): When there is a declaration in the current
160 scope and the declarations are external linkage, check for
161 compatibility with the type in the external scope and update the
162 type in the external scope with the composite type information.
163 Do not form a composite type of the new type and the visible type
164 if they are incompatible.
166 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
168 * crtstuff.c: Revert part of 2005-05-08 Change.
169 (IN_LIBGCC2): Define.
171 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
173 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
174 remove redundant test.
175 (fp_mov_p): Accept 0.
176 (fp_high_losum_p): Remove redundant test.
177 * config/sparc/predicates.md (const_high_operand): Explicitly test
178 (not small_int_operand).
179 (fp_const_high_losum_operand): New.
180 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
181 (movdi_insn_sp32_v9): Use canonical predicates.
182 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
183 (movdi_insn_sp64_novis): Delete.
184 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
185 (movsf_insn_novis): Delete.
186 (movsf_insn_vis): Rename into movsf_insn.
187 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
188 (movsf_lo_sum): Use fp_const_high_losum_operand.
189 (movsf_high): Likewise.
190 (movsf_high_losum splitter): Likewise.
191 (mov<V32:mode> expander): Use register_or_zero_operand.
192 (mov<V64:mode> expander): Likewise.
193 (movdf_insn_sp32): Use register_or_zero_operand.
194 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
195 Rename into movdf_insn_sp32_no_fpu.
196 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
197 Rename into movdf_insn_sp32_v9_no_fpu.
198 (movdf_insn_v9only_novis): Delete.
199 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
200 (movdf_insn_sp64_novis): Delete.
201 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
202 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
203 Rename into movdf_insn_sp64_no_fpu.
204 (movtf expander): Use register_or_zero_operand.
205 (movtf_insn_sp32): Delete.
206 (movtf_insn_vis_sp32): Use register_or_zero_operand.
207 Rename into movtf_insn_sp32.
208 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
209 Rename into movtf_insn_sp32_no_fpu.
210 (movtf_insn_hq_sp64): Delete.
211 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
212 Rename into movtf_insn_sp64_hq.
213 (movtf_insn_sp64): Delete.
214 (movtf_insn_vis_sp64): Use register_or_zero_operand.
215 Rename into movtf_insn_sp64.
216 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
217 Rename into movtf_insn_sp64_no_fpu.
219 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
221 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
222 gcc_assert and gcc_unreachable as appropriate.
223 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
224 xstormy16_output_cbranch_si, xstormy16_split_move,
225 xstormy16_initial_elimination_offset,
226 xstormy16_encode_section_info, xstormy16_print_operand_address,
227 xstormy16_expand_call, xstormy16_expand_arith,
228 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
230 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
232 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
233 const_copies to VEC(tree,heap)*.
234 (new_elim_graph, delete_elim_graph, elim_graph_size,
235 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
238 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
241 * doc/extend.texi (Type Attributes): Correct example syntax.
243 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
246 * doc/invoke.texi (-Wuninitialized): Update documentation.
248 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
250 * arm.c (const_ok_for_arm): Use a faster algorithm.
252 2005-05-09 David Edelsohn <edelsohn@gnu.org>
255 * config/rs6000/rs6000.md (add_op2): New.
256 (add<mode>3): Use it.
258 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
260 * arm.c (arm_gen_constant): Add new heuristic for generating
261 constant integers that can be expressed as the difference of two
264 2005-05-09 Roger Sayle <roger@eyesopen.com>
266 * c-tree.h (parser_build_unary_op): New prototype.
267 * c-typeck.c (parser_build_unary_op): New function to construct
268 a unary operation in the C parser.
269 * c-parser.c (c_parser_unary_expression): Use the new function
270 parser_build_unary_op when appropriate.
272 2005-05-09 Mark Mitchell <mark@codesourcery.com>
275 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
276 before outputting DWARF_FRAME_RETURN_COLUMN.
278 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
280 * config/s390/s390.c: (s390_branch_condition_mask,
281 s390_branch_condition_mnemonic, s390_extra_constraint_str,
282 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
283 legitimize_pic_address, s390_emit_tls_call_insn,
284 legitimize_tls_address, legitimize_tls_address,
285 s390_expand_addcc, print_shift_count_operand, print_operand,
286 addr_generation_dependency_p, annotate_constant_pool_refs,
287 s390_split_branches, find_constant_pool_ref,
288 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
289 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
290 s390_output_pool_entry, s390_function_value,
291 s390_call_saved_register_used, s390_emit_call): Replace
292 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
293 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
294 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
295 get_some_local_dynamic_name, s390_function_arg_size,
296 s390_function_arg_advance, s390_function_arg,
297 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
298 default case by gcc_unreachable.
299 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
300 conditional abort by gcc_assert.
301 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
302 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
304 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
306 * config/s390/s390.c: (s390_decompose_address,
307 tls_symbolic_operand, legitimate_pic_operand_p,
308 legitimate_constant_p, legitimate_reload_constant_p,
309 s390_expand_plus_operand, legitimate_address_p,
310 legitimate_la_operand_p, ): Remove 'register' from signature.
311 (symbolic_reference_mentioned_p,
312 tls_symbolic_reference_mentioned_p): Remove 'register' from local
313 variable declarations.
314 (legitimize_address): Remove 'register' from
315 signature and local variable declarations.
317 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
319 * config/s390/s390-protos.h: (s390_match_ccmode,
320 s390_match_ccmode_set, reg_used_in_mem_p,
321 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
322 legitimate_la_operand_p, preferred_la_operand_p,
323 s390_short_displacement, addr_generation_dependency_p,
324 legitimate_reload_constant_p, legitimate_address_p): Change return type
326 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
327 * config/s390/s390.c: (s390_match_ccmode,
328 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
329 legitimate_reload_constant_p): Change return type into 'bool'.
330 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
331 Likewise. Additionally adapted comment.
332 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
333 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
334 (s390_decompose_address): Change the type of the internal flags
335 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
336 (struct s390_address): Change type of "pointer" into bool.
337 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
338 Adapt calls for 's390_tm_ccmode' to the new signature.
340 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
342 * config/s390/s390.c: (s390_match_ccmode_set,
343 s390_branch_condition_mnemonic, s390_short_displacement,
344 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
345 print_shift_count_operand, get_some_local_dynamic_name,
346 get_some_local_dynamic_name_1, reg_used_in_mem_p,
347 addr_generation_dependency_p, s390_split_branches,
348 annotate_constant_pool_refs, find_constant_pool_ref,
349 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
350 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
351 s390_register_info, s390_frame_info, s390_init_frame_layout,
352 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
353 restore_gprs, s390_function_arg_size, s390_function_arg_float,
354 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
355 s390_encode_section_info, s390_cannot_force_const_mem,
356 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
357 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
358 s390_adjust_priority, s390_issue_rate,
359 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
360 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
361 s390_build_builtin_va_list, s390_gimplify_va_arg,
362 s390_function_ok_for_sibcall, s390_call_saved_register_used,
363 s390_pass_by_reference, s390_fixed_condition_code_regs,
364 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
365 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
366 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
367 s390_add_pool_insn, s390_find_pool, s390_add_constant,
368 s390_find_constant, s390_add_execute, s390_find_execute,
369 s390_execute_label, s390_execute_target, s390_dump_pool,
370 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
371 Move target macro definitions to the end of the file. Move several
372 functions within the file to assure correct compiling.
374 2005-05-09 Steven Bosscher <stevenb@suse.de>
376 * calls.c (purge_reg_equiv_notes): Remove, fold into...
377 (fixup_tail_calls): ...here. Only look at insns between the
378 start of the function and the FUNCTION_BEG insn note.
380 * gcse.c (one_cprop_pass): Fix typos in dumps.
382 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
384 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
386 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
387 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
388 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
389 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
391 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
392 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
393 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
396 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
398 * config/s390/s390.md: ("gf") New mode attribute.
399 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
400 "fixuns_truncsfsi2"): Merge.
401 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
402 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
403 "fix_truncsfsi2_ieee"): Merge.
405 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
407 * config/s390/s390.md: ("FPR") New mode macro.
408 ("de", "dee"): New mode attributes.
409 ("cmpdf", "cmpsf"): Merge.
410 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
411 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
412 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
413 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
414 ("floatdidf2", "floatdisf2"): Merge.
415 ("adddf3", "addsf3"): Merge.
416 ("*adddf3", "*addsf3"): Merge.
417 ("*adddf3_cc", "*addsf3_cc"): Merge.
418 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
419 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
420 ("subdf3", "subsf3"): Merge.
421 ("*subdf3", "*subsf3"): Merge.
422 ("*subdf3_cc", "*subsf3_cc"): Merge.
423 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
424 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
425 ("muldf3", "mulsf3"): Merge.
426 ("*muldf3", "*mulsf3" "): Merge.
427 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
428 ("*fmadddf", "*fmaddsf"): Merge.
429 ("*fmsubdf", "*fmsubsf"): Merge.
430 ("divdf3", "divsf3"): Merge.
431 ("*divdf3", "*divsf3"): Merge.
432 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
433 ("negdf2", "negsf2"): Merge.
434 ("*negdf2_cc", "*negsf2_cc"): Merge.
435 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
436 ("*negdf2", "*negsf2"): Merge.
437 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
438 ("absdf2", "abssf2"): Merge.
439 ("*absdf2_cc", "*abssf2_cc"): Merge.
440 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
441 ("*absdf2", "*abssf2"): Merge.
442 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
443 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
444 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
445 ("*negabsdf2", "*negabssf2"): Merge.
446 ("sqrtdf2", "sqrtsf2"): Merge.
448 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
450 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
452 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
453 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
454 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
455 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
457 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
458 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
459 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
460 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
461 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
462 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
463 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
464 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
465 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
466 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
467 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
468 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
469 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
470 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
471 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
472 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
474 ("*divsf3"): Additionally rename second pattern to
476 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
477 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
478 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
479 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
480 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
481 'type values' and rename 'type' value.
482 ("*addsf3"): Additionally rename second pattern to
485 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
487 * config/s390/s390.md: ("SHIFT"): New mode macro.
488 ("lr", "shift"): New mode attributes.
489 ("ashldi3", "lshrdi3"): Merge.
490 ("*ashldi3_31", "*lshrdi3"_31): Merge.
491 ("*ashldi3_64", "*lshrdi3"_64): Merge.
492 ("ashlsi3", "lshrsi3"): Merge.
494 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
496 * config/s390/s390.md: ("DSI", "SCOND"): New mode
498 ("E", "g"): New mode attributes.
499 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
500 ("*adddi3_alc", "*addsi3_alc"): Merge.
501 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
502 ("*subdi3_slb", "*subsi3_slb"): Merge.
503 ("adddicc", "addsicc"): Merge.
504 ("*sconddi", "*scondsi"): Merge.
505 ("*sconddi_neg", "*scondsi_neg"): Merge.
506 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
507 ("negdi2", "negsi2"): Extract expander pattern from
508 "negsi2" and merge with "negdi2".
509 ("*negdi2"): Merge with instruction pattern of "negsi2".
510 ("*negdi2_cc", "*negsi2_cc"): Merge.
511 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
512 ("rotldi3", "rotlsi3"): Merge.
514 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
516 * config/s390/s390.md: ("hc"): New mode attribute.
517 ("extendhidi2", "extendqidi2"): Merge.
518 ("*extendhidi2", "*extendqidi2"): Merge.
519 ("extendhisi2", "extendqisi2"): Merge.
520 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
521 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
522 Merged 2 define_split.
523 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
524 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
526 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
528 * config/s390/s390.md: ("COMPARE"): New mode macro.
529 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
530 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
531 "bungt", "bunle", "bunge", "bltgt"): Merge.
533 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
535 * config/s390/s390.md: ("INT"): New mode macro.
536 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
539 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
541 * config/s390/s390.md: ("GPR", "P"): New mode macros.
542 ("cmpdi", "cmpsi"): Merge.
543 ("strlendi", "strlensi"): Merge.
544 ("*strlendi", "*strlensi"): Merge.
545 ("movmemdi", "movmemsi"): Merge.
546 ("clrmemdi", "clrmemsi"): Merge.
548 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
550 * config/s390/s390.md: ("HQI"): New mode macro.
551 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
552 ("*tmhi_full", "*tmqi_full"): Merge.
553 ("*tsthiCCT", "*tstqiCCT"): Merge.
554 ("*tsthi", "*tstqi"): Merge.
555 ("*tsthi_cconly", "tstqi_cconly"): Merge.
556 ("*sethighhisi", "*sethighqisi"): Merge.
558 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
560 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
561 config/alpha/unicosmk.h, config/arc/arc.md,
562 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
563 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
564 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
565 config/arm/semi.h, config/arm/uclinux-elf.h,
566 config/arm/wince-pe.h, config/fr30/fr30.c,
567 config/rs6000/altivec.h: Update copyright.
569 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
571 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
572 gcc_assert and gcc_unreachable as appropriate.
573 (pdp11_output_function_epilogue, output_move_double,
574 output_move_quad, print_operand_address, output_jump,
575 output_addr_const_pdp11): Likewise.
576 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
577 ASM_OUTPUT_ALIGN): Likewise.
578 * config/pdp11/pdp11.md: Likewise.
579 (extendhisi2, subhi3, subqi3): Likewise.
581 2005-05-09 David Edelsohn <edelsohn@gnu.org>
584 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
587 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
589 * config/ia64/ia64.c: Fix a comment typo.
591 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
594 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
595 (arm_override_options): Use them instead of manifest constants. Don't
596 allow -march to override the -mtune setting.
598 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
600 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
601 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
602 (function_arg_advance, function_arg, save_restore_insns,
603 iq2000_expand_prologue, iq2000_output_conditional_branch,
604 expand_one_builtin, print_operand):
605 * config/iq2000/iq2000.md (tablejump): Likewise.
607 2005-05-09 David Ung <davidu@mips.com>
609 * config/mips/mips.h (processor_type): Add names for the 24K.
610 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
612 * config/mips/mips.md (cnv_mode): New attribute for recording the
613 conversion types of float convert insns.
614 (cpu): Add 24k and 24kx.
615 (include): Include 24k.md file.
616 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
617 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
618 (floatdisf2): Setup cnv_mode.
619 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
621 * config/mips/24k.md: New file, contains 24k DFA pipeline
624 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
626 * config/sh/sh.c (print_operand_address): Use gcc_assert and
627 gcc_unreachable as appropriate.
628 (print_operand, prepare_move_operands, prepare_scc_operands,
629 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
630 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
631 fixup_mova, gen_far_branch, sh_reorg, split_branches,
632 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
633 sh_set_return_address, sh_setup_incoming_varargs,
634 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
635 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
636 check_use_sfunc_addr): Likewise.
637 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
638 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
639 * config/sh/symbian.c (sh_symbian_mark_dllexport,
640 sh_symbian_mark_dllimport): Likewise.
641 * config/sh/sh.md: Likewise.
642 (movdicc, call_pop, call_value_pop, casesi_worker_1,
643 casesi_worker_2, casesi_shift_media, casesi_load_media,
644 return_media): Likewise.
646 2005-05-08 Roger Sayle <roger@eyesopen.com>
649 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
652 2005-05-08 Richard Henderson <rth@redhat.com>
654 * config/alpha/alpha.c (adjust_address): Fix typo last change.
656 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
658 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
659 and -1 can happen in reg_renumber when no hard register is assigned.
661 2005-05-08 Steven Bosscher <stevenb@suse.de>
662 Kazu Hirata <kazu@cs.umass.edu>
664 PR tree-optimization/14841, tree-optimization/15838
665 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
666 (evaluate_stmt): Call it.
668 2005-05-08 Jakub Jelinek <jakub@redhat.com>
670 * config/ia64/ia64.c (ia64_override_options): Don't set
671 ia64_flag_var_tracking and clear flag_var_tracking here...
672 (ia64_file_start): ... but here.
674 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
676 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
677 and gcc_unreachable as appropriate.
678 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
679 m68hc11_gen_highpart, print_operand, print_operand_address,
680 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
681 m68hc11_gen_movhi): Likewise.
682 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
683 * config/m68hc11/m68hc11.md: Reword comment.
685 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
688 * config/m68hc11/predicates.md (splitable_operand): An immediate is
691 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
693 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
694 the 68HC12 address indirect addressing mode as it is not supported by
696 * config/m68hc11/m68hc11-protos.h
697 (m68hc11_valid_addressing_p): Declare.
698 (m68hc11_add_mode): Declare.
699 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
700 register_indirect_p and export it.
701 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
702 instruction so that it is part of the good BB.
703 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
704 addressing with movw.
705 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
707 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
708 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
709 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
711 ("*movhi_68hc12"): Handle movhi_const0.
712 ("*subhi3", "subqi3"): Use general_operand for operand 1.
713 ("*subhi3_zext"): Likewise.
715 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
718 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
719 operand 1 and fix constraints.
720 ("mulqihi3"): Use general_operand for operand 2.
722 2005-05-08 Julian Brown <julian@codesourcery.com>
723 H.J. Lu <hongjiu.lu@intel.com>
724 Paul Brook <paul@codesourcery.com>
726 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
727 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
728 20050308/2.16.0 or newer for comdat group.
729 * configure: Regenerated.
730 * config.in: Regenerated.
731 * varasm.c (default_function_rodata_section): Put .rodata section in
732 COMDAT group when necessary.
733 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
735 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
738 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
740 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
742 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
743 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
744 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
745 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
747 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
750 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
751 64-bit constants on 64-bit hosts.
752 (m68hc11_split_logical): Simplify.
753 (m68hc11_split_move): Likewise.
755 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
756 Paolo Bonzini <bonzini@gnu.org>
758 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
759 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
760 * configure.ac (enable_checking): Fix typos in runtime_checking.
761 (ENABLE_RUNTIME_CHECKING): Mark as target template.
762 (xm_file): Prepend auto-host.h
763 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
764 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
766 * crtstuff.c: Do not include auto-host.h.
767 (IN_LIBGCC2): Do not define.
768 * gcov-io.h: Include tconfig.h, not auto-host.h.
769 * libgcc2.c: Do not include auto-host.h.
770 (abort): Do not undefine.
771 * libgcov.c: Remove unneeded comment about config.h.
772 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
773 * config.in, configure: Regenerated.
775 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
776 Falk Hueffner <falk@debian.org>
778 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
779 and gcc_unreachable as appropriate.
780 (get_aligned_mem, get_unaligned_address,
781 alpha_emit_set_long_const, alpha_emit_conditional_branch,
782 alpha_emit_setcc, alpha_emit_conditional_move,
783 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
784 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
785 alpha_expand_unaligned_load, alpha_expand_block_move,
786 alpha_expand_zap_mask, get_trap_mode_suffix,
787 get_round_mode_suffix, get_some_local_dynamic_name,
788 print_operand_address, function_arg, alpha_return_in_memory,
789 function_value, alpha_expand_builtin,
790 alpha_initial_elimination_offset, alpha_expand_epilogue,
791 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
792 alphaev5_next_group, alpha_align_insns,
793 unicosmk_initial_elimination_offset, unicosmk_unique_section,
794 unicosmk_ssib_name): Likewise.
795 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
796 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
797 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
798 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
799 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
800 * config/alpha/alpha.md (*divmodsi_internal_er,
801 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
802 call_nt, call_umk, call_vms, call_value, sibcall_value,
803 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
804 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
805 * config/alpha/predicates.md (input_operand): Likewise.
807 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
809 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
810 gcc_unreachable, as appropriate.
811 (frv_function_prologue, frv_alloc_temp_reg,
812 frv_initial_elimination_offset, frv_expand_block_move,
813 frv_expand_block_clear, frv_print_operand_jump_hint,
814 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
815 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
816 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
817 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
818 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
819 frv_in_small_data_p, frv_asm_out_constructor,
820 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
821 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
822 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
823 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
824 sibcall_value, casesi): Likewise.
826 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
827 gcc_unreachable as appropriate.
828 (print_operand_address, mn10300_print_reg_list, expand_prologue,
829 expand_epilogue, notice_update_cc, initial_offset,
830 mn10300_address_cost_1): Likewise.
831 * config/mn10300/mn10300.md: Likewise.
832 (absdf2, abssf2, negdf2, negsf2): Likewise.
834 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
837 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
839 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
840 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
841 including sunge_<mode> and sungt_<mode>.
843 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
845 * integrate.h (get_hard_reg_initial_val): Change type of register
846 parameter from int to unsigned int.
847 (has_hard_reg_initial_val): Likewise.
848 * integrate.c (get_hard_reg_initial_val): Likewise.
849 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
851 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
853 * except.c (eh_status): Change the type of ttype_data to
855 (add_ttypes_entry, assign_filter_values,
856 output_function_exception_table): Use VEC instead of VARRAY.
858 2005-05-07 David Edelsohn <edelsohn@gnu.org>
860 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
862 2005-05-07 Paul Brook <paul@codesourcery.com>
864 * Makefile.in: Fix dependencies.
865 (GCOV_IO_H, VARRAY_H): Set.
867 2005-05-07 Anthony Green <green@redhat.com>
870 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
871 x$STMP_FIXPROTO test.
872 * configure: Rebuilt.
874 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
876 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
877 inappropriate feature test macros if flag_iso.
879 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
881 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
883 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
886 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
887 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
888 Handle moved operand being in special register.
889 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
890 presumed working insn.
891 (mover2side): Add FIXME.
893 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
895 * integrate.c (get_func_hard_reg_initial_val): Delete.
896 (has_func_hard_reg_initial_val): Delete.
897 (get_hard_reg_initial_val): Inline the old implementation of
898 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
899 instead of has_func_hard_reg_initial_val to test for an existing
900 pseudo. Only create an rtx if a new initial value entry is needed.
901 (has_hard_reg_initial_val): Scan the initial value list directly.
904 2005-05-07 David Edelsohn <edelsohn@gnu.org>
906 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
908 * config.in (HAVE_AS_POPCNTB): New.
909 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
910 (HAVE_AS_POPCNTB): New.
911 * configure: Regenerated.
912 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
913 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
914 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
915 and rs6000_sched_costly_dep.
916 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
917 (TARGET_XL_COMPAT): Delete.
918 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
919 (popcount<mode>2): New.
920 (popcntb<mode>2): New.
921 * config/rs6000/rs6000.opt (mpopcntb): New.
923 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
924 if variable name exists.
926 2005-05-07 Matt Kraai <kraai@ftbfs.org>
928 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
930 2005-05-07 Richard Henderson <rth@redhat.com>
933 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
934 with constant offsets.
936 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
938 * config/v850/v850.c (print_operand): Use gcc_assert and
939 gcc_unreachable, as appropriate.
940 (print_operand_address, v850_handle_data_area_attribute,
941 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
942 v850_insert_attributes, construct_prepare_instruction): Likewise.
943 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
944 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
946 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
948 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
949 config/rs6000/rs6000.h: Fix comment typos.
951 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
953 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
954 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
955 (mips_scalar_mode_supported_p): Delete.
957 2005-05-06 Eric Christopher <echristo@redhat.com>
959 * config/mips/mips.opt: Remove -mint64 option.
960 * config/mips/mips.c (override_options): Remove -mint64
962 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
963 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
964 64-bit integer handling.
965 * doc/invoke.texi (Option Summary): Remove -mint64 for
968 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
970 PR tree-optimization/19401
971 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
972 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
973 (estimated_unrolled_size): New function.
974 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
975 tree_unroll_loops_completely): Always unroll loops if the code size
977 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
978 loops should be unrolled completely.
979 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
981 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
983 PR rtl-optimization/21254
984 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
985 assumptions for loops that otherwise do not roll.
986 (find_simple_exit): Prefer # of iterations that is guaranteed
988 * loop-unroll.c (decide_peel_once_rolling,
989 decide_peel_completely): Check whether the loop is infinite.
991 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
993 * config/rs6000/sysv4.opt: Fix typo.
995 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
996 Jakub Jelinek <jakub@redhat.com>
999 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
1000 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
1001 Don't use rep; movs{l,q} if the repetition count is really small,
1002 instead use a sequence of movs{l,q} instructions.
1004 2005-05-06 Jeff Law <law@redhat.com>
1006 PR tree-optimization/21380
1007 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
1008 thread through a block with no preds.
1010 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
1012 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
1013 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
1014 add_call_read_ops): Use VEC instead of VARRAY.
1016 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1018 * config/mcore/mcore.c (mcore_print_operand_address): Use
1019 gcc_assert and gcc_unreachable as appropriate.
1020 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
1021 mcore_output_andn, output_inline_const, mcore_output_move,
1022 mcore_output_movedouble, mcore_expand_block_move,
1023 layout_mcore_frame, mcore_initial_elimination_offset,
1024 mcore_expand_prolog, mcore_mark_dllexport,
1025 mcore_mark_dllimport): Likewise.
1026 * config/mcore/mcore.h (switch_to_section): Likewise.
1027 * config/mcore/mcore.md: Likewise.
1029 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
1031 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
1032 TARGET_PROFILE_KERNEL.
1034 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
1035 TARGET_PROFILE_KERNEL use.
1037 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
1039 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
1040 and gcc_unreachable, as appropriate.
1041 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
1042 m32r_expand_prologue, m32r_output_function_epilogue,
1043 m32r_legitimize_pic_address, m32r_print_operand_address,
1044 emit_cond_move, m32r_function_symbol,
1045 m32r_output_block_move): Likewise.
1046 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1047 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
1048 *rev_zero_branch_insn): Likewise.
1050 2005-05-06 Jakub Jelinek <jakub@redhat.com>
1053 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
1054 if both NEWDECL and OLDDECL are already weak.
1056 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
1058 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1060 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
1061 Kaz Kojima <kkojima@gcc.gnu.org>
1063 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
1066 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
1067 David Edelsohn <edelsohn@gnu.org>
1069 * config.gcc: Add .opt magic for the rs6000 ports.
1071 * doc/invoke.texi: Document -mabi= option properly. Document
1072 -misel and -mno-sel. Document -mspe and -mno-spe. Document
1073 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
1076 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
1077 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
1080 * config/rs6000/aix.opt: New.
1081 * config/rs6000/aix41.opt: New.
1082 * config/rs6000/aix64.opt: New.
1083 * config/rs6000/darwin.opt: New.
1084 * config/rs6000/linux64.opt: New.
1085 * config/rs6000/rs6000.opt: New.
1086 * config/rs6000/sysv4.opt: New.
1088 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
1089 associated TARGET_*. Remove SUBTARGET_OPTIONS,
1091 Define TARGET_USES_SYSV4_OPT.
1092 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
1093 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
1094 TARGET_USES_AIX64_OPT.
1095 * config/rs6000/aix51.h: Same.
1096 * config/rs6000/aix52.h: Same.
1097 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
1098 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
1099 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
1100 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
1101 * config/rs6000/linux64.h: Use
1102 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
1104 * config/rs6000/rs6000.c: Remove definitions of
1105 rs6000_sched_restricted_insns_priority,
1106 rs6000_long_double_size_string, rs6000_altivec_vrsave,
1107 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
1108 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1109 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
1110 rs6000_alignment_string. Define rs6000_explicit_options.
1111 (rs6000_parse_abi_options): Remove.
1112 (rs6000_parse_alignment_option): Remove.
1113 (rs6000_parse_float_gprs_option): Remove.
1114 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
1115 TARGET_DEFAULT_TARGET_FLAGS.
1116 (rs6000_override_options): Revamp to use new .opt machinery.
1118 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
1119 of new .opt machinery. Remove target_flags. Redefine
1120 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
1121 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
1122 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
1123 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
1124 rs6000_longcall_switch, rs6000_default_long_calls,
1125 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
1126 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
1127 TARGET_ALTIVEC_VRSAVE.
1129 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1131 * config.gcc (hppa1.1-*-rtems*): Remove.
1132 * config/pa/rtems.h: Remove.
1134 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
1136 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
1137 Exclude roe/603e multilib variants.
1139 2005-05-04 Denis Chertykov <denisc@overta.ru>
1142 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
1145 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
1147 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
1148 arm/pe.opt to $extra_options.
1149 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
1150 (target_float_abi_name, target_float_switch, target_abi_name)
1151 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
1152 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
1153 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
1154 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
1155 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
1156 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
1157 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
1158 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
1159 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
1160 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
1161 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
1162 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
1163 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
1164 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
1165 (arm_pic_register_string): Delete.
1166 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
1168 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
1169 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
1170 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
1171 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
1172 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
1173 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
1174 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
1175 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
1176 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
1177 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
1178 (SUBTARGET_SWITCHES): Delete.
1179 * config/arm/arm.c (target_float_switch): Delete.
1180 (arm_cpu_select): Moved from config/arm/arm.h.
1181 (target_fpu_name, target_fpe_name, target_float_abi_name)
1182 (target_abi_name, structure_size_string, arm_pic_register_string)
1183 (arm_select): Make static.
1184 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1185 (arm_handle_option): New function.
1186 (arm_override_options): Update target_flags checks for new mask names.
1187 Remove target_float_switch code.
1188 (arm_expand_prologue, thumb_expand_prologue): Check
1189 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
1190 * config/arm/arm.opt, config/arm/pe.opt: New files.
1192 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
1194 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
1195 gcc_unreachable as appropriate.
1196 (arc_double_limm_p, arc_setup_incoming_varargs,
1197 arc_compute_function_type, arc_output_function_prologue,
1198 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
1199 output_shift, arc_print_operand, arc_print_operand_address,
1200 arc_final_prescan_insn): Likewise.
1201 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1203 2005-05-04 Geoffrey Keating <geoffk@apple.com>
1205 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
1210 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
1211 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
1212 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
1213 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
1214 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
1215 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
1216 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
1217 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
1219 2005-05-05 Paul Brook <paul@codesourcery.com>
1221 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
1222 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
1223 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
1224 and tree-data-ref.h with *_H variables.
1226 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1228 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
1230 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
1232 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
1234 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
1236 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
1238 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
1240 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
1241 setting of vrsave register for current function after
1242 call to save_world is emitted.
1244 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
1246 * config/mmix/predicates.md: New file.
1247 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
1248 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
1249 (mmix_foldable_comparison_operator, mmix_comparison_operator)
1250 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
1251 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1253 * config/mmix/mmix.md: Include predicates.md.
1254 ("call", "call_value"): Force address to register if it isn't a
1255 mmix_symbolic_or_address_operand.
1257 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
1259 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
1260 the flags are of appropriate types.
1261 (num_ssa_operands): Generalize using the generic interface.
1262 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
1265 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
1267 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
1268 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
1270 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1272 * tree-outof-ssa.c (edge_leader, stmt_list,
1273 analyze_edges_for_bb): Use VEC instead of VARRAY.
1274 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
1275 (perform_edge_inserts): Call init_analayze_edges_for_bb and
1276 fini_analayze_edges_for_bb.
1278 2005-05-04 James E Wilson <wilson@specifixinc.com>
1281 * gcc.c (process_command): In the second argv scan loop, ignore
1282 Xassembler and Xpreprocessor, along with their argument.
1284 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1286 * tree-flow-inline.h, tree-ssa-operands.c,
1287 tree-ssa-operands.h, tree-ssa-opfinalize.h:
1288 Likewise. tree-vn.c: Fix comment typos.
1289 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
1291 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
1293 * doc/tm.texi (Target Hooks): Document
1294 TARGET_RESOLVE_OVERLOADED_BUILTIN.
1296 2005-05-04 Paul Brook <paul@codesourcery.com>
1298 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
1300 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
1302 * dwarf2out.c (incomplete_types, retry_incomplete_types,
1303 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
1306 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
1307 get_expansion, expand_var_during_unrolling,
1308 insert_var_expansion_initialization,
1309 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
1312 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
1315 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
1318 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
1319 the same as INTEGER_TYPE.
1320 (fold_binary): Fold "bool_var != 0" to bool_var.
1321 Fold "bool_var == 1" to bool_var.
1323 2004-05-03 Richard Henderson <rth@redhat.com>
1326 * function.c (instantiate_virtual_regs_in_insn): Use the mode
1327 from recog_data instead of insn_data.
1329 2005-05-03 DJ Delorie <dj@redhat.com>
1331 * common.opt (fdiagnostics-show-option): No variable is needed.
1332 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
1333 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
1334 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
1335 Save and restore original message format. Use flag in context
1337 (warning): Don't test for enabled warnings here.
1338 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1341 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1343 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1344 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1345 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1346 * aclocal.m4: Don't include accross.m4.
1347 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1348 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1349 * configure, config.in: Regenerate.
1351 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1354 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1355 (clear_storage): Add argument.
1356 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1357 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1359 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1360 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1361 (store_expr, store_constructor): Adjust callers.
1362 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1363 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1364 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1365 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1366 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1367 with EXP. Pass EXP to expand_builtin_memmove.
1368 (expand_builtin_memset): Add ORIG_EXP argument, pass
1369 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1370 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1371 Pass EXP to expand_builtin_memset.
1372 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1374 (expand_builtin_strncmp): Likewise.
1375 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1376 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1377 (expand_builtin_fprintf): Likewise.
1378 (expand_builtin): Adjust calls to
1379 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1381 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1384 PR rtl-optimization/21239
1385 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1387 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1389 * tree-flow.h (tree_ann_common_d): Move aux to ...
1390 (stmt_ann_d): ... here.
1391 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1392 move_computations_stmt, schedule_sm): Update references to
1394 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1396 * tree-cfg.c (remove_bb): Remove a redundant call to
1398 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1401 2005-05-03 Richard Henderson <rth@redhat.com>
1403 * config/rs6000/rs6000.c: Remove conflict markers.
1405 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1407 2005-05-03 James E Wilson <wilson@specifixinc.com>
1409 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1411 2005-05-03 DJ Delorie <dj@redhat.com>
1413 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1414 decide if the warning will be printed.
1415 * calls.c (expand_call): Likewise.
1416 * function.c (init-function_start): Likewise.
1418 * common.opt (-fdiagnostics-show-option): New.
1419 * opts.c (option_enabled): Accept the option index instead of a
1420 pointer to the option descriptor.
1421 * opts.h (option_enabled): Likewise.
1422 * toplev.c (print_switch_values): Pass option index, not option
1424 * diagnostic.h (diagnostic_info): Add option_index.
1425 * diagnostic.c: Include opts.h.
1426 (diagnostic_set_info): Initialize option_index.
1427 (diagnostic_report_diagnostic): Amend option name if appropriate.
1428 (warning): Check to see if the specified warning is enabled.
1430 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1432 2005-05-03 Richard Henderson <rth@redhat.com>
1434 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1435 SPEC_OR_GEN_REGS definitions.
1437 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1440 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1441 for unavailable registers.
1443 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1445 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1447 * cfglayout.c (block_locators_blocks,
1448 insn_locators_initialize, insn_scope): Use VEC instead of
1451 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1452 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1455 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1457 * config/sparc/predicates.md (const_compl_high_operand): New.
1458 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1460 (sparc_emit_set_const64_quick1): Adjust for above change.
1461 (sparc_emit_set_const64_quick2): Likewise.
1462 (sparc_emit_set_const64_longway): Likewise.
1463 (sparc_emit_set_const64): Likewise.
1464 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1465 movdi_const64_special): Delete.
1466 (logical constant splitters): Use const_compl_high_operand.
1468 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1470 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1471 rather than STRIP_NOPS.
1473 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1475 PR rtl-optimization/21330
1476 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1478 (unswitch_single_loop): Clear cinsn when retrying.
1481 * config/i386/i386.c (legitimize_address): When canonicalizing
1482 ASHIFT into MULT, multiply by 1 << shift_count instead of
1483 1 << log2 (shift_count).
1485 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1487 * lambda-code.c (gcc_loop_to_lambda_loop,
1488 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1489 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1490 generic operand interface.
1491 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1492 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1493 generic operand interface.
1494 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1495 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1496 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1497 num_imm_uses): Use ssa_use_operand_t.
1498 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1499 get_v_must_def_ops): Delete.
1500 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1501 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1502 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1503 get_v_must_def_kill_ptr): Delete.
1504 (delink_stmt_imm_use): Move and use new operand interface.
1505 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1506 op_iter_next_tree): Use new operand implementation.
1507 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1508 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1510 (op_iter_next_mustdef, op_iter_next_maydef,
1511 op_iter_next_must_and_may_def): Delete. Replace with...
1512 (op_iter_next_maymustdef): New. Combine must and may next operations.
1513 (op_iter_init_maydef, op_iter_init_mustdef,
1514 op_iter_init_must_and_may_def): Use new interface.
1515 (single_ssa_tree_operand ): New. Process single operands only as trees.
1516 (single_ssa_use_operand): New. Process single operands only as uses.
1517 (single_ssa_def_operand): New. Process single operands only as defs.
1518 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1520 (num_ssa_operands): New. Count the number of specified operands.
1521 (compare_ssa_operands_equal): New. Compare two statements' operands.
1522 (single_phi_def): New. Return true if PHI has one def of the specified
1524 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1525 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1526 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1527 (struct stmt_ann_d): Operands field no longer require GTY().
1528 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1529 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1530 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1531 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1532 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1533 Use use_operand_p instead of ssa_imm_use_t *.
1534 * tree-pretty-print.c (dump_vops): check if operands are active before
1535 dumping virtual operands.
1536 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1537 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1538 (ccp_fold): Use new interface.
1539 (ccp_visit_stmt): Remove unused variables and code.
1540 (convert_to_gimple_builtin): Insert statements before calling
1541 mark_new_vars_to_rename.
1542 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1543 (copy_prop_visit_cond_stmt): Use generic interface.
1544 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1545 annotation in table.
1546 (thread_across_edge): Use generic interface.
1547 (initialize_hash_element): Initialzie with stmt, not annotation.
1548 (eliminate_redundant_computations): Use generic interface.
1549 (record_equivalences_from_stmt): Pass stmt, not annotation.
1550 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1552 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1553 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1554 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1555 generic operand interface.
1556 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1558 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1560 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1561 (build_defs, build_uses, build_v_may_defs, build_vuses,
1562 build_v_must_defs): Change type to struct opbuild_list_d.
1563 (ops_active): New. Operands active boolean.
1564 (operand_memory, operand_memory_index): New. Operand memory managers.
1565 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1566 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1567 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1568 Change from functions to static variable list heads.
1569 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1570 (opbuild_initialize_real): New. Initialize a virtual build list.
1571 (opbuild_free): New. Free a build list.
1572 (opbuild_num_elems): New. Number of items in a list.
1573 (opbuild_append_real): New. Add a real (tree *) operand.
1574 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1575 (opbuild_first): New. Return first element index in a list.
1576 (opbuild_next): New. Return next element in a list.
1577 (opbuild_elem_real): New. Return real element.
1578 (opbuild_elem_virtual): New. Return virtual element.
1579 (opbuild_elem_uid): New. Return UID of virtual element.
1580 (opbuild_clear): New. Reset an operand list.
1581 (opbuild_remove_elem): New. Remove an element form a list.
1582 (ssa_operands_active): New. Return true if operand cache is active.
1583 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1584 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1585 (correct_use_link): Use use_operand_p.
1586 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1587 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1588 (cleanup_v_may_defs): Use new implmentation.
1589 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1591 (append_def, append_use, append_v_may_def, append_vuse,
1592 append_v_must_def): Call opbuild_append routine instead of using varray.
1593 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1594 global parse_old_ops variable.
1595 (free_ssa_operands): New implementation.
1596 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1597 (copy_virtual_operands): Move. New generic implementation.
1598 (create_ssa_artficial_load_stmt): Move. New implementation.
1599 (swap_tree_operands): Update for new implementation.
1600 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1601 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1602 rather than a varray.
1603 (verify_imm_links): Use use_operand_p.
1604 (dump_immediate_uses_for): If the immediate use variable is a virtual
1605 variable, show the virtual ops in the stmt.
1606 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1607 (NULL_DEF_OPERAND_P): Now a #define.
1608 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1609 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1610 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1611 mustdef_optype_d): New. Use Linked list representation.
1612 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1613 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1614 (struct stmt_operands_d): Change to new pointers that are not GTY.
1615 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1616 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1617 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1618 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1619 SET_V_MUST_DEF_KILL): Delete.
1620 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1621 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1622 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1623 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1624 (enum ssa_op_iter_type): Operand iterator typechecking values.
1625 (struct ssa_operand_iterator_d): Use linked lists of operands.
1626 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1627 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1628 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1629 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1630 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1631 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1632 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1633 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1634 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1635 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1636 alloc_vuse, and alloc_mustdef.
1637 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1638 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1639 and finalize_ssa_v_must_def_ops.
1640 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1641 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1643 (compute_avail): Use generic iterator interface.
1644 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1645 (stmt_makes_single_load, stmt_makes_single_store): Use
1647 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1648 (statement_sink_location): Use generic interface.
1649 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1650 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1651 reset the immediate use link nodes.
1652 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1653 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1654 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1655 (eliminate_tail_call): Use generic operand interface.
1656 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1657 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1659 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1661 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1662 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1664 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1665 Use statement pointer instead of vuse_optype. Use generic interface.
1666 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1667 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1668 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1669 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1670 * doc/tree-ssa.texi: Update documentation for operand interface.
1672 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1674 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1675 gcc_unreachable as appropriate.
1676 (machopic_function_base_name, machopic_indirect_data_reference,
1677 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1678 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1679 * config/rs6000/altivec.md (*mov<mode>_internal,
1680 build_vector_mask_for_load): Likewise.
1681 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1682 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1683 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1684 * config/rs6000/predicates.md (easy_fp_constant,
1685 logical_operand): Likewise.
1686 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1687 compute_save_world_info, rs6000_emit_prologue,
1688 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1689 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1692 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1695 * convert.c (convert_to_integer): Convert ceil and floor in
1698 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1701 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1702 define_insn_and_split. Split only when memory operand is
1703 offsettable. Use adjust_address rather than plus_constant.
1704 (floatunssidf2_internal): Likewise.
1705 (fix_truncdfsi2_internal): Split only when memory operand is
1706 offsettable. Use adjust_address rather than plus_constant.
1707 (fix_trunctfsi2_internal): Likewise.
1708 (floatsidf2_internal): Likewise.
1710 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1712 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1713 (set_value_range_to_null): Likewise.
1714 (set_value_range_to_varying): New function. Use it in all
1715 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1716 (extract_range_from_assert): If the integral type has a
1717 super-type, and LIMIT is not within MIN and MAX values of that
1718 type, set the resulting range to VR_VARYING.
1720 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1722 * config/mmix/mmix.opt: New file.
1723 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1724 (mmix_cc1_ignored_option): Don't declare.
1725 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1726 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1727 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1728 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1729 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1730 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1731 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1732 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1734 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1735 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1736 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1738 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1741 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1742 * c-decl.c (current_function_prototype_built_in,
1743 current_function_prototype_arg_types): New.
1744 (merge_decls): Keep source location of prototype followed by
1745 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1746 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1747 (start_function): Always set current_function_prototype_locus,
1748 current_function_prototype_built_in and
1749 current_function_prototype_arg_types. Check for external
1750 prototype whether or not visible for external function and set
1751 current_function_prototype_arg_types accordingly.
1752 (store_parm_decls_oldstyle): Use
1753 current_function_prototype_arg_types for checking old-style
1754 definition against prototype. Give warnings only if
1755 current_function_prototype_built_in).
1757 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1759 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1760 (ggc_alloc_zone_stat): Don't define.
1761 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1762 ggc_alloc_zone_pass_stat.
1763 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1764 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1765 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1767 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1769 * calls.c (expand_call): Handle current_function_pretend_args_size
1770 when checking for sibcalls.
1772 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1774 PR tree-optimization/21294
1775 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1776 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1778 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1781 * gcov-io.h: Declare gcov external functions hidden.
1783 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1785 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1786 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1787 Use VEC instead of VARRAY.
1790 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1793 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1795 * c-common.c (resolve_overloaded_builtin): Forward to target
1796 hook for BUILT_IN_MD built-ins.
1797 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1798 for all types of built-in.
1799 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1800 in the definition of the target hooks struct.
1801 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1802 * config/rs6000/altivec.h: Rewritten.
1803 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1804 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1805 rs6000_builtin_type, rs6000_builtin_type_compatible,
1806 altivec_overloaded_builtins, rs6000_builtin_type,
1807 rs6000_builtin_type_compatible): New.
1808 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1810 (def_builtin): Turn into a function. Check for duplicates and store
1811 the builtin into rs6000_builtin_decls.
1812 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1813 bdesc_1arg): Add overloaded builtins.
1814 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1815 do not support ALTIVEC_COMPILETIME_ERROR.
1816 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1817 nodes to represent front-end types.
1818 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1819 with opaque arguments and/or return values.
1820 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1821 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1822 (rs6000_builtin_type_index): New.
1823 (is_ev64_opaque_type): Rename to...
1824 (rs6000_is_opaque_type): ... this.
1825 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1828 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1830 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1833 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1834 Bernd Schmidt <bernd.schmidt@analog.com>
1836 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1837 print_address_operand, print_operand, legitimize_pic_address,
1838 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1839 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1841 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1843 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1845 * doc/passes.texi: Document vectorization pass.
1847 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1849 * tree-scalar-evolution.c (get_exit_conditions_rec,
1850 select_loops_exit_conditions,
1851 number_of_iterations_for_all_loops,
1852 analyze_scalar_evolution_for_all_loop_phi_nodes,
1853 scev_analysis): Use VEC instead of VARRAY.
1855 2005-05-02 Michael Matz <matz@suse.de>
1858 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1859 (warn_strict_null_sentinel): Define.
1860 (check_function_sentinel): Check for null_node as valid sentinel too.
1861 * c-common.h (c_tree_index): Added CTI_NULL.
1862 (null_node) Define global_tree[CTI_NULL].
1863 (warn_strict_null_sentinel): Declare.
1864 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1865 * c.opt: (Wstrict-null-sentinel): New C++ option.
1866 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1868 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1870 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1873 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1875 * dwarf2out.c (decl_scope_table, push_decl_scope,
1876 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1879 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1882 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1884 * doc/cpp.texi (__DEPRECATED): Document.
1885 (__EXCEPTIONS): Likewise.
1886 (__GXX_WEAK__): Likewise.
1888 * function.c (INVOKE__main): Do not define.
1889 (expand_main_function): Check HAS_INIT_SECTION when determining
1890 whether or not to call __main.
1892 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1894 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1896 2005-01-05 Paul Brook <paul@codesourcery.com>
1898 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1899 (INITIALIZE_TRAMPOLINE): Use it.
1900 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1901 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1902 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1904 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1906 * doc/install.texi (Specific): Omit dots in the @anchors names
1907 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1908 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1910 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1912 PR tree-optimization/18316
1913 PR tree-optimization/19126
1914 * tree.c (build_int_cst_type): Avoid shift by size of type.
1915 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1917 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1918 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1920 (dump_cand): Dump depends_on information.
1921 (determine_biv_step): Add argument to simple_iv call.
1922 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1923 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1925 (add_candidate_1): Record depends_on for candidates.
1926 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1927 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1928 Handle ivs with nonconstant step.
1929 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1930 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1931 (create_new_iv): Unshare the step before passing it to create_iv.
1932 (free_loop_data): Free cand->depends_on.
1933 (build_addr_strip_iref): New function.
1934 (find_interesting_uses_address): Use build_addr_strip_iref.
1935 (strip_offset_1): Split the recursive part from strip_offset.
1936 Strip constant offset component_refs and array_refs.
1937 (strip_offset): Split the recursive part to strip_offset_1.
1938 (add_address_candidates): Removed.
1939 (add_derived_ivs_candidates): Do not use add_address_candidates.
1940 (add_iv_value_candidates): Add candidates with stripped constant
1941 offset. Consider all candidates with initial value 0 important.
1942 (struct affine_tree_combination): New.
1943 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1944 aff_combination_add_elt, aff_combination_add,
1945 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1946 fold_affine_sum): New functions.
1947 (get_computation_at): Use fold_affine_sum.
1948 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1949 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1952 2005-04-30 Michael Matz <matz@suse.de>
1954 * config/i386/i386.md (movmemsi): Also active when
1955 TARGET_INLINE_ALL_STRINGOPS.
1957 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1960 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1962 2005-04-30 Paul Brook <paul@codesourcery.com>
1964 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1966 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1967 * config/arm/ieee754-sf.S: Ditto.
1968 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1969 (FUNC_ALIAS): Use .thumb_set for thumb routines.
1971 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1973 * tree-ssanames.c: Fix a comment typo.
1974 * doc/options.texi: Fix a typo.
1976 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
1978 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1979 gcc_unreachable as appropriate.
1980 (split_adds_subs, cond_string, print_operand,
1981 h8300_initial_elimination_offset, h8300_classify_operand,
1982 h8300_unary_length, h8300_short_immediate_length,
1983 h8300_bitfield_length, h8300_binary_length,
1984 h8300_insn_length_from_table, compute_mov_length, output_plussi,
1985 compute_plussi_length, compute_plussi_cc, output_logical_op,
1986 compute_logical_op_length, compute_logical_op_cc,
1987 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1988 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1989 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1990 h8300_regs_ok_for_stm): Likewise.
1991 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1992 monitor_prologue): Likewise.
1994 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1996 * loop-invariant.c (invariants, create_new_invariant,
1997 get_inv_cost, best_gain_for_invariant,
1998 find_invariants_to_move, move_invariants,
1999 init_inv_motion_data, free_inv_motion_data): Use VEC instead
2002 2005-04-29 Richard Henderson <rth@redhat.com>
2004 * function.c (instantiate_decls): Remove valid_only argument.
2005 (instantiate_decls_1, instantiate_decl): Likewise.
2006 (instantiate_virtual_regs_1): Delete.
2007 (instantiate_virtual_regs_lossage): Delete.
2008 (instantiate_virtual_regs_in_rtx): New.
2009 (safe_insn_predicate): New.
2010 (instantiate_virtual_regs_in_insn): New.
2011 (instantiate_virtual_regs): Update to match all that. Only run
2012 instantiate_decls once.
2014 2005-04-29 Richard Henderson <rth@redhat.com>
2015 Daniel Jacobowitz <dan@codesourcery.com>
2017 * gengtype.c (write_func_for_structure): Split out ...
2018 (output_type_enum): ... new function. Fix thinko accessing
2019 TYPE_PARAM_STRUCT data.
2021 2005-04-29 Tom Tromey <tromey@redhat.com>
2023 * tree.c (build_block): Removed unused 'tags' argument.
2024 * tree.h (build_block): Removed argument.
2026 2005-04-29 Michael Matz <matz@suse.de>
2028 PR rtl-optimization/21144
2029 * postreload.c (reload_cse_move2add): Check for VOIDmode.
2031 2005-04-29 Bob Wilson <bob.wilson@acm.org>
2033 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
2034 flag_reorder_blocks.
2036 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2038 PR tree-optimization/21030
2039 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
2040 ranges where VR->MAX is smaller than VR->MIN.
2042 2005-04-29 Devang Patel <dpatel@apple.com>
2044 PR tree-optimization/21272
2045 PR tree-optimization/21266
2046 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
2048 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
2050 * tree-flow-inline.h: Fix a comment typo.
2051 * doc/tree-ssa.texi: Fix a typo.
2053 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
2055 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2057 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
2058 gcc_unreachable as appropriate.
2059 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
2060 fr30_print_operand, fr30_move_double): Likewise.
2061 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
2063 2005-04-29 Mark Mitchell <mark@codesourcery.com>
2065 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
2066 definition has already been provided.
2067 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2068 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
2069 (ARM_EABI_DTORS_SECTION_OP): Likewise.
2071 2005-04-29 Jim Tison <jtison@us.ibm.com>
2073 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
2074 trace hooks calls to improve performance.
2076 2005-04-29 Julian Brown <julian@codesourcery.com>
2077 Mark Mitchell <mark@codesourcery.com>
2078 Paul Brook <paul@codesourcery.com>
2080 * crtstuff.c: Handle targets that use .init_array.
2081 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
2082 that INVOKE__main is set correctly.
2083 (expand_main_function): Test INVOKE__main.
2084 * libgcc2.c: Do not define __main when using .init_array.
2085 * config/arm/arm.c (arm_elf_asm_constructor): New function.
2086 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
2088 (DTORS_SECTION_ASM_OP): Likewise.
2089 (CTOR_LIST_BEGIN): Define specially when in libgcc.
2090 (CTOR_LIST_END): Likewise.
2091 (DTOR_LIST_BEGIN): Likewise.
2092 (DTOR_LIST_END): Likewise.
2093 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
2094 (FINI_SECTION_ASM_OP): Likewise.
2095 (INIT_ARRAY_SECTION_ASM_OP): Define.
2096 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2097 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
2098 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
2099 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
2100 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
2102 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2104 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
2105 gcc_assert and gcc_unreachable as appropriate.
2106 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
2107 const_int_cost, output_move_const_into_data_reg,
2108 output_move_qimode, output_move_double, find_addr_reg,
2109 print_operand, print_operand_address): Likewise.
2110 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
2111 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
2112 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
2113 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
2114 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
2115 conditional_trap): Likewise.
2116 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
2118 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
2120 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
2121 gcc_unreachable as appropriate.
2122 (gen_conditional_move, xtensa_split_operand_pair,
2123 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
2124 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
2125 xtensa_copy_incoming_a7, xtensa_output_literal,
2126 xtensa_output_literal, xtensa_output_literal): Likewise.
2127 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
2128 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
2129 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
2130 movsicc_internal1, movsfcc_internal0,
2131 movsfcc_internal1): Likewise.
2133 2005-04-28 James E Wilson <wilson@specifixinc.com>
2135 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
2136 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
2138 2005-04-28 DJ Delorie <dj@redhat.com>
2140 * opt-functions.awk (var_set): Emit proper initializer for
2141 non-target bitfields.
2143 2005-04-28 Devang Patel <dpatel@apple.com>
2145 * dbxout.c (have_used_extensions): Remove.
2146 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
2147 have_used_extensions.
2149 2005-04-28 James E Wilson <wilson@specifixinc.com>
2151 * doc/install.texi: Update -enable-languages info. Correct path to
2154 2005-04-28 DJ Delorie <dj@redhat.com>
2156 * optc-gen.awk (END): Make sure no variable is defined more
2158 * opth-gen.awk (END): Allocate bits on a per-variable basis.
2159 Allow for bitfield variables other than target_flags.
2160 * doc/options.text (Mask): Document that you may specify a
2161 variable other than target_flags.
2163 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
2165 PR rtl-optimization/18877
2166 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
2167 number in val.start.
2169 2005-04-28 David Edelsohn <edelsohn@gnu.org>
2172 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
2174 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2175 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
2176 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
2178 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
2180 * arm.c (legitimize_pic_address): Fix sense of assertion test for
2181 creating pseudos when the base offset is too large.
2183 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2185 * global.c (earlyclobber_regclass): Change the type to
2187 (check_earlyclobber): Update uses of earlyclobber_regclass.
2188 (mark_reg_use_for_earlyclobber): Likewise.
2189 (calculate_local_reg_bb_info): Allocate and free
2190 earlyclobber_regclass using the VEC API.
2192 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
2194 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
2197 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
2199 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
2202 * config.gcc: Obsolete c4x-* and tic4x-*.
2204 * tree.h (edge_def): Remove.
2206 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
2207 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
2208 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
2209 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
2212 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
2213 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
2214 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
2215 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
2216 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
2217 machmode.def, mips-tfile.c, params.c, pretty-print.c,
2218 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
2219 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
2220 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
2221 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
2222 config/i386/cygming.h, config/i386/djgpp.h,
2223 config/i386/lynx.h, config/i386/netware.c,
2224 config/i386/winnt.c, config/ia64/ia64-c.c,
2225 config/iq2000/iq2000.c, config/m32r/little.h,
2226 config/m68k/m68k-protos.h, config/m68k/m68k.h,
2227 config/m68k/m68k.md, config/mcore/mcore.c,
2228 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
2229 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
2230 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
2231 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
2232 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
2233 config/pdp11/pdp11.h, config/rs6000/darwin.h,
2234 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
2235 config/s390/2064.md, config/s390/2084.md,
2236 config/s390/s390-modes.def, config/s390/s390-protos.h,
2237 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
2238 config/stormy16/stormy16.c, config/vax/vax-protos.h,
2239 config/vax/vax.c, config/vax/vax.h,
2240 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
2243 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
2245 * c-typeck.c (build_compound_expr): Correct logic in last change.
2247 2005-04-27 James E. Wilson <wilson@specifixinc.com>
2249 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
2250 parameters. Replace conditional move code with assert checking for
2251 ar.lc. Delete obsolete comments.
2252 (set_src_needs_barrier): Delete cond parameter, and code using it.
2253 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
2254 assert checking for PR_REGS. Fix calls to update_set_flags and
2255 set_src_needs_barrier.
2256 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
2257 callers. Rewrite explanatory comment before the function.
2258 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
2261 2005-04-27 Mike Stump <mrs@apple.com>
2263 * doc/cpp.texi: gcc now implements universal character names.
2265 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2268 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
2269 being a compound expression whose right-hand side is cast to void.
2271 2005-04-27 Caroline Tice <ctice@apple.com>
2273 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2274 Remove targetm.have_named_sections test.
2275 (fix_edges_for_rarely_executed_code): Likewise.
2276 (insert_section_boundary_note): Likewise.
2277 (reorder_basic_blocks): Check partitioning flag before calling
2278 verify_hot_cold_block_grouping.
2279 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2280 the function struct rather than global variables.
2281 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2282 (COLD_END_LABEL): Likewise
2283 (cold_text_section_label): New static global variable.
2284 (cold_end_label): Likewise.
2285 (dwarf2out_switch_text_section): Get hot/cold section labels from
2286 the function struct rather than global variables; test to make sure
2288 (output_aranges): Use cold_text_section_label and cold_end_label;
2289 check partitioning flag before putting out delta.
2290 (output_ranges): Remove incorrect code attempting to use
2292 (output_line_info): Get cold section label from function struct; test
2293 to make sure cfun is defined.
2294 (add_location_or_const_value_attribute): Likewise.
2295 (dwarf2out_var_location): Likewise.
2296 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2297 write out cold_text_section_label if partition flag is set.
2298 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2299 * function.h (struct function): Add new fields to point to hot/cold
2300 section labels: hot_section_label, cold_section_label,
2301 hot_section_end_label and cold_section_end_label; also add new field
2302 for cold text section name, unlikely_text_section_name.
2303 * opts.c (decode_options): Turn off partitioning flag if
2304 !targetm.have_named_sections.
2305 * output.h (hot_section_label): Remove.
2306 (hot_section_end_label): Remove.
2307 (cold_section_end_label): Remove.
2308 (unlikely_section_label): Remove.
2309 (unlikely_text_section_name): Remove.
2310 * passes.c (rest_of_handle_final): Remove extra blank line.
2311 * varasm.c (unlikely_section_label): Remove.
2312 (hot_section_label): Remove.
2313 (hot_section_end_label): Remove.
2314 (cold_section_end_label): Remove.
2315 (unlikely_text_section_name): Remove.
2316 (initialize_cold_section_name): Modify to call
2317 targetm.strip_name_encoding; to store cold section name in current
2318 function struct, if it exists; and to only use the decl_section_name
2319 if flag_named_sections is true.
2320 (unlikely_text_section): Modify to get section name out of current
2321 function struct, if there is one; otherwise build it from
2322 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2323 (in_unlikely_text_section): Likewise.
2324 (named_section): Modify to get/put cold section name in current function
2325 struct, if there is one.
2326 (function_section): Change 'bool unlikely' to 'int reloc'; check
2327 targetm.have_named_sections before calling named_section.
2328 (current_function_section): Likewise.
2329 (assemble_start_function): Modify to get/put unlikely_text_section_name
2330 in current function struct; modify to get hot/cold section labels
2331 from function struct; initialize labels using
2332 ASM_GENERATE_INTERNAL_LABEL;
2333 test partitioning flag before writing out hot section label.
2334 (assemble_end_function): Test partitioning flag before writing out
2335 hot/cold section labels.
2336 (default_section_type_flags_1): Get cold text section name from
2337 function struct if there is one; Set flags correctly for
2338 cold text section if there is not a current function struct.
2340 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2342 * tree-ssa-propagate.c (set_rhs): Revert last change.
2344 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2346 * explow.c (convert_memory_address): Add gcc_assert.
2348 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2350 * configure.ac: Check for ld --sysroot support.
2351 * gcc.c: Document %R specifier for specs.
2352 (SYSROOT_SPEC): New macro.
2353 (sysroot_spec): New variable.
2354 (static_specs): Add sysroot_spec.
2355 (main): Pass the sysroot spec to the linker if appropriate.
2356 * configure: Regenerated.
2357 * config.in: Likewise.
2359 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2361 * fold-const.c (fold_binary): Use build_fold_addr_expr
2362 for address calculation and INDIRECT_REF handling.
2364 2005-04-27 Andrew Haley <aph@redhat.com>
2366 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2368 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2370 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2371 pointer when thumb backtracing is on.
2373 * config/fp-bit.c (abort): Revert change.
2375 2005-04-27 Ian Lance Taylor <ian@airs.com>
2377 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2379 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2381 * tree-ssa-dce.c: Fix a comment typo.
2383 2005-04-27 David S. Miller <davem@davemloft.net>
2385 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2386 Kill setjmpless_size. current_function_calls_setjmp is completely
2387 computed when we are called, so just use the optimized size value
2388 instead of using REG_SAVE_AREA notes.
2389 (optimize_save_area_alloca): Delete....
2390 * rtl.h (optimize_save_area_alloca): Likewise...
2391 * passes.c (rest_of_compilation): and don't call it any more.
2392 * reg-notes.def (SAVE_AREA): Delete.
2394 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2396 * config/fp-bit.c (abort): Add noreturn attribute.
2398 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2399 gcc_unreachable as appropriate.
2400 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2401 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2402 ASM_OUTPUT_REG_POP): Likewise.
2404 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2406 * tree-complex.c (expand_vector_operations_1): Do not build
2407 VIEW_CONVERT_EXPR's for the lhs.
2409 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2411 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2412 unnecessary noncanonical RTL handling.
2413 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2414 gcc_assert and gcc_unreachable.
2416 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2417 gcc_unreachable as appropriate.
2418 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2419 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2420 use_return_insn, const_ok_for_op, arm_gen_constant,
2421 arm_canonicalize_comparison, legitimize_pic_address,
2422 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2423 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2424 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2425 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2426 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2427 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2428 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2429 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2430 output_call, output_mov_long_double_fpa_from_arm,
2431 output_mov_long_double_arm_from_fpa,
2432 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2433 output_move_double, arithmetic_instr, shift_op, int_log2,
2434 output_return_instruction, arm_output_function_prologue,
2435 arm_output_epilogue, arm_output_function_epilogue,
2436 emit_multi_reg_push, arm_get_frame_offsets,
2437 arm_compute_initial_elimination_offset, arm_expand_prologue,
2438 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2439 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2440 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2441 thumb_compute_initial_elimination_offset,
2442 thumb_output_function_prologue, thumb_load_double_from_address,
2443 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2444 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2445 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2446 * config/arm/arm.md (thumb_extendhisi2,
2447 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2448 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2449 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2450 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2451 * config/arm/cirrus.md (*cirrus_arm_movdi,
2452 *cirrus_movdf_hard_insn): Likewise.
2453 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2455 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2457 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2458 (num_ssa_names): Use VEC_length.
2459 (ssa_names): Use VEC_index.
2460 * tree-ssanames.c (ssa_names): Change the type to
2462 (init_ssanames, fini_ssa_names, make_ssanames,
2463 release_ssa_name): Update uses of ssa_names.
2465 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2466 Use fold_buildN instead of fold (buildN (...)).
2468 2005-04-27 Devang Patel <dpatel@apple.com>
2470 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2472 2005-04-27 Matt Thomas <matt@3am-software.com>
2473 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2475 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2476 (vax_output_mi_thunk): Ditto.
2477 (vax_notice_cc_update): Ditto.
2478 (INDEX_REGISTER_P): Add trailing \.
2479 (BASE_REGISTER_P): Add trailing \.
2480 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2482 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2484 * tree-ssa-propagate.c (set_rhs): Check operand of
2485 ADDR_EXPR for gimpliness, too.
2487 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2489 * tree-ssa-pre.c: Fix a comment typo.
2491 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2493 PR tree-optimization/21171
2494 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2495 record address uses if the reference is volatile.
2497 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2499 * tree-complex.c (expand_vector_operation): New, extracted from
2500 expand_vector_operations_1.
2501 (tree_vec_extract): Build a NOP_EXPR.
2502 (expand_vec_parallel): Do not care about returning the correct type.
2503 (expand_vector_operations_1): Call expand_vector_operation.
2504 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2506 * tree-complex.c (gate_expand_vector_operations): New.
2507 (pass_lower_vector_ssa): Use it.
2508 * tree-optimize.c (init_tree_optimization_passes): Include
2509 pass_lower_vector_ssa.
2510 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2511 (vectorizable_operation): Use it.
2512 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2513 integer modes for the vector type.
2515 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2516 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2517 Do not cope with UNITS_PER_SIMD_WORD == 0.
2518 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2519 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2520 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2521 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2522 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2523 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2524 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2526 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2527 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2528 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2530 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2531 (UNITS_PER_SIMD_WORD): New.
2533 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2535 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2536 gcc_unreachable as appropriate.
2537 (ia64_expand_load_address, ia64_expand_tls_address,
2538 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2539 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2540 next_scratch_gr_reg, ia64_initial_elimination_offset,
2541 ia64_expand_prologue, ia64_expand_epilogue,
2542 ia64_output_dwarf_dtprel, ia64_print_operand,
2543 ia64_register_move_cost, first_instruction, rws_access_regno,
2544 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2545 ia64_sched_init, ia64_variable_issue,
2546 ia64_first_cycle_multipass_dfs_lookahead_guard,
2547 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2548 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2549 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2550 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2551 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2552 * config/ia64/predicates.md (got_symbolic_operand,
2553 sdata_symbolic_operand): Likewise.
2554 * config/ia64/vect.md (vcondv2sf): Likewise.
2556 2005-04-27 Matt Thomas <matt@3am-software.com>
2558 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2559 CONSTANT_ADDRESS_P in config/vax/vax.h
2560 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2561 (INDEX_REGISTER_P): New.
2562 (BASE_REGISTER_P): New.
2563 (indirectable_constant_address_p): New. Adapted from
2564 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2565 (indirectable_address_p): New. Adapted from
2566 INDIRECTABLE_ADDRESS_P in vax.h.
2567 (nonindexed_address_p): New. Adapted from
2568 GO_IF_NONINDEXED_ADDRESS in vax.h.
2569 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2570 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2571 (legitimate_address_p): New. Adapted from
2572 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2573 (vax_mode_dependent_address_p): New. Adapted from
2574 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2575 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2576 legitimate_constant_address_p.
2577 (CONSTANT_P): Use legitimate_constant_p.
2578 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2579 (INDIRECTABLE_ADDRESS_P): Removed.
2580 (GO_IF_NONINDEXED_ADDRESS): Removed.
2581 (INDEX_TEMP_P): Removed.
2582 (GO_IF_REG_PLUS_INDEX): Removed.
2583 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2584 definitions, depending on whether REG_OK_STRICT is defined.
2585 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2586 Two definitions, depending on whether REG_OK_STRICT is defined.
2587 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2589 (legitimate_constant_p): Prototype added.
2590 (legitimate_address_p): Prototype added.
2591 (vax_mode_dependent_address_p): Prototype added.
2593 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2595 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2597 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2600 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2603 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2606 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2607 assertion failures, if __gcc_host_wide_int__ is not properly
2609 (init_dynamic_diag_info): Give errors, not assertion failures, if
2610 location_t, tree or __gcc_host_wide_int__ are not properly
2613 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2615 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2616 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2617 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2618 prepare_decl_rtl, free_loop_data,
2619 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2622 * tree.h (tree_phi_node): Add a comment about the order of PHI
2625 2005-04-26 Paul Brook <paul@codesourcery.com>
2627 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2629 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2631 * config/mips.mips.c (mips_legitimize_tls_address): Use
2634 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2635 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2636 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2638 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2641 2005-04-26 Jeff Law <law@redhat.com>
2643 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2644 (op_iter_init_must_and_may_def): Likewise.
2645 (unmodifiable_var_p): Move to a later point in the file.
2646 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2647 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2648 (dse_record_phis): Directly check for virtual operands rather than
2649 using need_imm_uses_for.
2650 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2651 store has multiple V_{MAY,MUST}_DEF operands.
2653 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2655 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2658 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2660 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2661 call to find_edge outside a loop to go through a PHI chain.
2663 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2665 PR tree-optimization/17598
2666 * fold-const.c (fold_binary): Fold comparisons of addresses
2667 of COMPONENT_REFs which reference the same field to
2668 comparisons of the addresses of the base objects.
2670 2005-04-26 Julian Brown <julian@codesourcery.com>
2672 * config/arm/arm.c (arm_return_in_msb): New function.
2673 (arm_must_pass_in_stack): New function.
2674 (TARGET_RETURN_IN_MSB): Define target hook.
2675 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2676 (arm_function_value): Pad small aggregate return.
2677 (arm_pad_arg_upward): New function.
2678 (arm_pad_reg_upward): New function.
2679 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2680 (FUNCTION_ARG_PADDING): Define macro.
2681 (BLOCK_REG_PADDING): Define macro.
2682 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2683 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2684 (arm_pad_reg_upward): Declare function.
2686 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2688 * basic-block.h (ei_cond): New.
2689 (FOR_EACH_EDGE): Call ei_cond.
2691 PR tree-optimization/21047
2692 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2693 (fold): Don't handle ASSERT_EXPR.
2695 2005-04-25 Roger Sayle <roger@eyesopen.com>
2697 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2698 all writes to any stack register as a read/write dependency on
2700 (sched_analyze_2): Likewise, for reads from any stack register.
2702 2005-04-25 Richard Henderson <rth@redhat.com>
2704 * final.c (output_addr_const): Revert 2005-04-09 change.
2706 2005-04-25 Mike Stump <mrs@apple.com>
2708 * config/darwin.c (darwin_encode_section_info): Always set
2709 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2711 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2713 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2714 gensupport.c, protoize.c, toplev.c: Replace calls to
2715 `unlock_stream' with `unlock_std_streams'.
2717 2005-04-25 Devang Patel <dpatel@apple.com>
2719 * dbxout.c (dbxout_type): Emit attribute vector.
2721 2005-04-05 Paul Brook <paul@codesourcery.com>
2723 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2724 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2725 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2726 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2727 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2728 (register_dtor_fn): Likewise.
2729 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2731 2005-04-25 Ian Lance Taylor <ian@airs.com>
2733 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2734 * c-common.h (EXPR_STMT_EXPR): Don't define.
2735 (c_common_stmt_codes): Don't define.
2736 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2737 * c-gimplify.c (gimplify_expr_stmt): Remove.
2738 (c_gimplify_expr): Remove EXPR_STMT case.
2739 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2740 to INIT_STATEMENT_CODES.
2741 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2743 2005-04-25 Jan Hubicka <jh@suse.cz>
2745 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2747 * except.c: Include diagnostic.h
2748 (dump_eh_tree, verify_eh_tree): New functions.
2749 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2750 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2751 (dump_function_to_file): dump eh tree.
2752 * tree-eh.c (mark_eh_edge): New function.
2753 (mark_eh_edge_found_error): New static variable.
2754 (verify_eh_edges): New function.
2756 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2758 * tree-ssa-alias.c (fieldoff_t): Remove.
2759 (fieldoff_s): typedef the structure itself. Create a vector of
2761 (push_fields_onto_fieldstack): Return count of fields pushed.
2762 Remove peeling of first field. Adjust.
2763 (fieldoff_compare): Adjust.
2764 (create_overlap_variables_for): Adjust.
2766 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2768 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2770 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2773 * doc/install.texi: Document correct assembler and linker to use
2774 on i?86-*-solaris2.10.
2776 2005-04-25 Steven Bosscher <stevenb@suse.de>
2778 Fix PR tree-optimization/21173
2780 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2781 Unshare expression we pass to force_gimple_operand.
2783 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2784 Stephen Clarke <stevec@superh.com>
2785 Roger Sayle <roger@eyesopen.com>
2787 PR rtl-optimization/20413
2788 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2789 VOIDmode for LABEL_REF.
2790 * final.c (shorten_branches): Likewise.
2791 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2792 * loop.c (reg_dead_after_loop): Likewise.
2793 * varasm.c (decode_addr_const): Likewise.
2794 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2796 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2798 * config.gcc (avr-*-*): Remove redundant "case".
2800 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2802 * tree-vect-analyze.c (vect_mark_relevant): Take
2803 VEC(tree,heap) instead of varray_type as an argument.
2804 (vect_mark_stmts_to_be_vectorized): Change the type of
2805 worklist to VEC(tree,heap). Adjust uses of worklist.
2807 2005-04-24 Devang Patel <dpatel@apple.com>
2809 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2811 2005-04-24 Ian Lance Taylor <ian@airs.com>
2813 * c-semantics.c (build_stmt): Remove test of specific tree codes
2814 for TREE_SIDE_EFFECTS handling.
2816 2005-04-24 Per Bothner <per@bothner.com>
2818 * c-opts.c (finish_options): Make the line-number of the <built-in>
2819 location 0, as assumed elsewhere, rather than 1.
2821 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2823 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2825 (tree_ssa_uncprop, uncprop_finalize_block,
2826 uncprop_initialize_block): Update uses of equiv_stack.
2828 2005-04-24 Richard Henderson <rth@redhat.com>
2831 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2832 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2834 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2835 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2836 <DIV, MOD>: Likewise.
2838 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * collect2.c (main): Unlock the stdio streams.
2841 * gcc.c (main): Likewise.
2842 * gcov-dump.c (main): Likewise.
2843 * gcov.c (main): Likewise.
2844 * gen-protos.c (main): Likewise.
2845 * gensupport.c (init_md_reader_args_cb): Likewise.
2846 * protoize.c (main): Likewise.
2847 * toplev.c (general_init): Likewise.
2849 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2852 * cgraph.h (cgraph_local_info): Add vtable_method field.
2853 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2854 and node is vtable_method, finalized and not reachable, don't do
2857 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2859 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2861 * tree-ssa-pre.c (create_value_expr_from): Use
2862 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2863 * tree-ssa-propagate.c (stmt_makes_single_load,
2864 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2865 * tree-vect-transform.c (vect_is_simple_cond): Use
2867 * tree-vrp.c (extract_range_from_assert,
2868 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2871 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2872 of tpa_to_clear to VEC(int,heap). Update uses of
2873 tpa_to_clear. Free tpa_to_clear at the end.
2875 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2877 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2880 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2882 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2883 and gcc_unreachable as appropriate.
2884 (num_insns_constant, output_vec_const_move,
2885 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2886 rs6000_emit_set_const, rs6000_emit_move,
2887 spe_build_register_parallel, function_arg,
2888 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2889 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2890 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2891 rs6000_common_init_builtins, expand_block_clear,
2892 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2893 extract_ME, rs6000_get_some_local_dynamic_name,
2894 rs6000_output_function_entry, print_operand,
2895 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2896 output_cbranch, output_e500_flip_gt_bit,
2897 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2898 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2899 compute_save_world_info, rs6000_stack_info,
2900 rs6000_emit_load_toc_table, rs6000_frame_related,
2901 spe_synthesize_frame_save, rs6000_emit_epilogue,
2902 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2903 output_function_profiler, rs6000_trampoline_size,
2904 rs6000_initialize_trampoline, find_addr_reg,
2905 rs6000_machopic_legitimize_pic_address,
2906 rs6000_initial_elimination_offset,
2907 rs6000_dbx_register_number): Likewise.
2908 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2909 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2910 *movti_power, *movti_string, call, call_value, sibcall,
2911 sibcall_value): Likewise.
2912 * config/rs6000/spe.md (*movdf_e500_double,
2913 *movv2si_internal): Likewise.
2914 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2917 2005-04-24 Richard Henderson <rth@redhat.com>
2920 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2921 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2922 Deny modes smaller than 4 bytes.
2923 * config/i386/i386-protos.h: Update.
2925 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2927 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2928 Switch h8300-*-rtems* to ELF.
2930 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2932 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2934 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2936 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2938 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2941 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2943 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2945 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2946 definitions of ssa names in condition. Split recusive part to ...
2947 (tree_simplify_using_condition_1): New function.
2948 (expand_simple_operations): New function.
2950 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2952 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2953 (find_interesting_uses_cond): Do not use integer_zerop and
2954 integer_nonzerop to check for integer constants.
2955 (set_use_iv_cost): Record the value field.
2956 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2957 determine_use_iv_cost_outer): Set the value field of the cost pair.
2958 (may_eliminate_iv): Do not return the comparison code.
2959 (iv_elimination_compare): New function.
2960 (determine_use_iv_cost_condition): Set the value field. Record
2961 noneliminable invariants correctly.
2962 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2964 2005-04-23 DJ Delorie <dj@redhat.com>
2966 * diagnostic.c (warning): Accept parameter to classify warning option.
2967 (warning0): New, for when a pointer to an error() like function is needed.
2968 * errors.c (warning): Likewise.
2969 * errors.h (warning, warning0): Adjust prototypes.
2970 * toplev.h (warning, warning0): Likewise.
2972 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2973 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2974 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2975 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2976 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2977 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2978 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2979 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2981 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2982 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2983 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2984 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2985 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2986 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2987 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2988 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2989 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2990 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2991 config/rs6000/aix52.h, config/rs6000/darwin.h,
2992 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2993 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2994 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2995 config/stormy16/stormy16.c, config/v850/v850-c.c,
2996 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2999 2005-04-23 Richard Henderson <rth@redhat.com>
3002 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
3003 performing some integral scalar simplifications.
3005 2005-04-23 Richard Henderson <rth@redhat.com>
3008 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
3009 simplifying CONST_VECTOR.
3011 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3013 * tree-ssa-live.c (live_worklist): Take a stack allocated on
3014 heap as an argument. Update uses of stack.
3015 (calculate_live_on_entry): Allocate stack on heap.
3017 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
3018 partition_link and tpa_nodes on heap.
3020 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
3021 (mark_stmt_necessary, propagate_necessity,
3022 mark_really_necessary_kill_operand_phis): Update uses of
3024 (tree_dce_init): Allocate worklist using VEC_alloc.
3025 (tree_dce_done): Free worklist using VEC_free.
3027 2005-04-23 Mike Stump <mrs@apple.com>
3029 * config/darwin.c (machopic_indirection_name): Don't use
3031 (darwin_emit_unwind_label): Use user_label_prefix instead of
3034 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3036 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
3038 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
3040 * config.gcc <cris-*>: Specify .opt files.
3041 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
3042 config/cris/linux.opt: New files.
3043 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
3044 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3045 (TARGET_ELF): Override to 0.
3046 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
3047 -melinux-stacksize=N.
3048 * config/cris/cris.c: (cris_handle_option): New function.
3049 (TARGET_DEFAULT_TARGET_FLAGS): Override.
3050 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
3051 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
3052 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
3053 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
3054 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
3055 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
3056 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
3057 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
3058 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
3059 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
3060 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
3061 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
3062 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
3063 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
3064 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
3065 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
3066 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
3067 (TARGET_LINUX): Define 0.
3068 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3069 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
3070 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
3071 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
3072 (TARGET_LINUX): Override to 1.
3073 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
3075 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
3077 * haifa-sched.c (schedule_block): Fix thinko in previous
3078 assertification patch.
3080 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
3082 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
3083 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
3084 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3085 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
3086 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
3087 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
3088 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
3090 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
3091 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
3092 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
3093 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
3094 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
3095 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
3096 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
3097 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
3098 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
3099 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
3100 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
3101 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
3102 (SUBTARGET_OPTIONS): Delete.
3103 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
3104 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
3105 instead of a string.
3106 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
3107 (pa_cpu_string, pa_unix_string): Delete.
3108 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
3109 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
3111 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3112 (pa_handle_option): New function.
3113 (override_options): Remove handling of -march=, -mfixed-range=,
3114 -mschedule= and -munix=.
3115 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
3116 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
3117 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
3118 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
3119 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
3120 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
3121 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
3123 * config/pa/pa.opt: New file.
3124 * config/pa/pa-hpux.opt: New file.
3125 * config/pa/pa-hpux1010.opt: New file.
3126 * config/pa/pa-hpux1111.opt: New file.
3127 * config/pa/pa64-hpux.opt: New file.
3129 2005-04-22 David S. Miller <davem@davemloft.net>
3131 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
3132 integer when it's mode is VOIDmode not DImode.
3134 2005-04-22 Geoffrey Keating <geoffk@apple.com>
3136 * config/rs6000/rs6000.md (sync_add<mode>_internal,
3137 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
3138 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
3139 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
3140 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
3141 "bne- $-xxx" rather than local labels.
3142 (sync_lock_release<mode>): Add second operand.
3143 (lwsync): Use .long rather than a more meaningful opcode.
3144 * doc/md.texi (Standard Names): Add description of second
3145 parameter to sync_lock_test_and_set.
3147 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3149 PR tree-optimization/21088
3150 * fold-const.c (fold_unary, fold_binary, fold_ternary):
3152 * tree-vrp.c (compare_values): Use fold_binary to compare
3153 pointers. Use boolean_type_node as the type of a comparison
3154 expression being folded.
3155 * tree.h: Add prototypes for fold_unary, fold_binary,
3158 * tree-ssa-dom.c: Fix formatting.
3160 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3162 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
3163 * lambda-code.c (perfect_nestify): Mark virtual operands in
3164 the moved statement for renaming.
3165 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
3166 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3167 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
3168 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
3169 * tree-flow.h (struct var_ann_d): Update comments.
3170 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
3171 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
3172 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
3173 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
3174 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
3175 debug_names_replaced_by): Remove declarations.
3176 (delete_update_ssa, get_current_def, set_current_def): Declare.
3177 (rewrite_into_loop_closed_ssa): Add new argument. Update
3179 * tree-into-ssa.c: Include params.h.
3180 (old_virtual_ssa_names): Remove. Update all users.
3181 (need_to_replace_names_p): Remove. Update all users.
3182 (struct update_ssa_stats_d): Declare.
3183 (update_ssa_stats): New local.
3184 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
3185 dump_tree_ssa_stats, debug_tree_ssa_stats,
3186 dump_update_ssa, debug_update_ssa,
3187 dump_names_replaced_by, debug_names_replaced_by): Declare.
3188 (get_current_def, set current_def): Make extern.
3189 (is_old_name, is_new_name): Protect against references
3190 past the end of the sets.
3191 (add_new_name_mapping): Assert that OLD and NEW are
3192 different SSA names for the same symbol.
3193 When adding a virtual mapping, update stats for virtual
3195 (insert_phi_nodes_for): If UPDATE_P is true, create the
3196 LHS of the new PHI by duplicating SSA name VAR.
3197 (insert_phi_nodes_1): Remove. Update all users.
3198 (insert_phi_nodes): Remove second argument. Update all
3200 (maybe_replace_use, maybe_replace_def): New.
3201 (rewrite_update_stmt): Call them.
3202 (mark_def_interesting): Remove calls to is_gimple_reg.
3203 (prepare_phi_args_for_update): Remove. Update all users.
3204 (prepare_block_for_update): Only process virtual operands
3205 and GIMPLE registers in normal form.
3206 (prepare_use_sites_for): New.
3207 (prepare_names_to_update): Rename from prepare_def_sites.
3208 Call prepare_use_sites_for.
3209 (dump_update_ssa): Rename from dump_repl_tbl.
3211 Show statistics for virtual mapping heuristic.
3212 (debug_update_ssa): Rename from debug_debug_repl_tbl.
3213 (init_update_ssa): Initialize UPDATE_SSA_STATS.
3214 (delete_update_ssa): Make extern.
3215 (mark_set_for_renaming): If the set is empty, do nothing.
3216 (release_ssa_name_after_update_ssa): Update comment.
3217 (insert_updated_phi_nodes_for): Do not remove existing
3218 PHI nodes for symbols.
3219 (switch_virtuals_to_full_rewrite_p): New.
3220 (switch_virtuals_to_full_rewrite): New.
3221 (update_ssa): Call them.
3222 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
3223 for every statement before updating.
3224 If all the names in NEW_SSA_NAMES have been marked for
3225 removal, do nothing.
3226 Only start at the top of the CFG if there are symbols in
3228 (ssa_rewrite_finalize_block): Remove.
3229 (ssa_register_new_def): Remove.
3230 (ssa_rewrite_stmt): Remove.
3231 (ssa_rewrite_phi_arguments): Remove.
3232 (ssa_rewrite_initialize_block): Remove.
3233 (ssa_mark_def_sites): Remove.
3234 (ssa_mark_def_sites_initialize_block): Remove.
3235 (ssa_mark_phi_uses): Remove.
3236 (rewrite_ssa_into_ssa): Remove.
3237 * tree-phinodes.c (find_phi_node_for): Remove.
3238 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3240 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
3241 Remove calls to verify_dominators and
3242 verify_loop_structure.
3243 (tree_unswitch_single_loop): Call update_ssa.
3244 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
3247 (delete_tree_ssa): Assert that need_ssa_update_p returns
3249 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
3250 * tree-vectorizer.c (allocate_new_names, rename_def_op,
3251 free_new_names): Remove. Update all users.
3252 (rename_use_op): Call get_current_def.
3253 (rename_variables_in_bb): Do not handle any real or
3255 (slpeel_update_phis_for_duplicate_loop): Call
3256 get_current_def and set_current_def instead of using
3258 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
3259 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
3260 ssa_names_to_replace and delete_update_ssa.
3261 * doc/invoke.texi: Document --param min-virtual-mappings
3262 and --param virtual-mappings-ratio.
3264 2005-04-22 Diego Novillo <dnovillo@redhat.com>
3266 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
3267 for newly created PHI nodes.
3268 Call create_new_def_for for every new V_MAY_DEF and
3269 V_MUST_DEF on the copied statement.
3270 (struct ssa_name_map_entry): Remove.
3271 (ssa_name_map_entry_hash): Remove.
3272 (ssa_name_map_entry_eq): Remove.
3273 (allocate_ssa_names): Remove.
3274 (rewrite_to_new_ssa_names_def): Remove.
3275 (rewrite_to_new_ssa_names_use): Remove.
3276 (rewrite_to_new_ssa_names_bb): Remove.
3277 (rewrite_to_new_ssa_names): Remove.
3278 (tree_duplicate_sese_region): Remove variables ver,
3279 definitions, phi, ssa_name_map and bi.
3280 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
3282 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
3283 update_ssa instead of rewrite_ssa_into_ssa.
3284 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
3286 (find_uses_to_rename_use): Add argument 'need_phis'.
3287 (find_uses_to_rename_stmt): Do not scan virtual operands.
3288 (find_uses_to_rename): Only scan PHI nodes for
3290 (rewrite_into_loop_closed_ssa): Call update_ssa.
3291 (check_loop_closed_ssa_use): Ignore virtual operands.
3292 (check_loop_closed_ssa_stmt): Likewise.
3293 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
3295 (rename_variables, set_phi_def_stmts): Remove.
3296 (tree_duplicate_loop_to_header_edge): Reformat comment.
3297 Remove variables BB, I and DEFINITIONS.
3298 Call need_ssa_update_p.
3300 (lv_adjust_loop_header_phi): Reformat comment.
3301 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
3302 (marked_for_rewrite_p, any_marked_for_rewrite_p,
3303 mark_for_rewrite, unmark_all_for_rewrite,
3304 marked_ssa_names): Remove. Update all users.
3305 (release_ssa_name): If VAR has been registered for SSA
3306 updating, do nothing.
3307 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
3308 (build_assert_expr_for): Call register_new_name_mapping.
3309 (insert_range_assertions): Update call to update_ssa.
3310 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
3311 marked_for_rewrite_p, any_marked_for_rewrite_p,
3312 marked_ssa_names): Remove.
3314 2005-04-22 Jeff Law <law@redhat.com>
3316 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
3317 (restore_currdefs_to_original_value): Likewise.
3318 (register_definitions_for_stmt): Likewise.
3319 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
3320 for each variable. Do not allocate/free block_defs_stack either.
3321 Do not iterate if we just thread jumps. Only iterate if the
3322 tree_cleanup_cfg does useful work (temporary).
3323 (dom_opt_initialize_block): No longer push a marker on
3325 (dom_opt_finalize_block): Removal call to restore currdefs.
3326 Relax restrictions for recording edge equivalences.
3327 (record_equivalences_from_phis): No longer need to track
3329 (optimize_stmt): Similarly.
3330 (thread_across_edge): Simplify by removing the requirement that
3331 statements in the block we are threading through must be nops.
3332 (initialize_hash_element): Handle GOTO_EXPR.
3334 2005-04-22 David S. Miller <davem@davemloft.net>
3336 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
3338 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3339 fix check on CONST_DOUBLE mode. It should be VOIDmode
3340 when it is representing an integer.
3342 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3344 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3345 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3346 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3347 find_char_info_specifier_index,
3348 find_length_info_modifier_index): Likewise.
3349 * c-typeck.c (composite_type, pop_init_level): Likewise.
3350 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3351 * cse.c (cse_insn): Likewise
3352 * dominance.c (calc_dfs_tree): Likewise
3353 dwarf2out.c (loc_descriptor_from_tree_1,
3354 add_abstract_origin_attribute, force_decl_die,
3355 force_type_die): Likewise
3356 emit-rtl.c (operand_subword_force): Likewise
3357 explow.c (hard_function_value): Likewise
3358 expmed.c (store_bit_field, expand_divmod,
3359 emit_store_flag_force): Likewise
3360 expr.c (emit_move_multi_word, store_expr,
3361 expand_expr_real_1): Likewise
3362 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3363 output_operand): Likewise
3364 flow.c (recompute_reg_usage): Likewise
3365 * function.c (assign_stack_temp_for_type, assign_temp,
3366 handle_epilogue_set): Likewise
3367 * genextract.c (main): Likewise
3368 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3369 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3370 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3371 ready_remove, rm_line_notes, rm_other_notes,
3372 schedule_block): Likewise
3373 mips-tfile.c (copy_object, out_of_bounds): Likewise
3375 2005-04-22 David Edelsohn <edelsohn@gnu.org>
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