1 2004-07-08 Richard Henderson <rth@redhat.com>
3 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
6 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
8 * config/i860/i860-protos.h (i860_va_arg): Remove.
9 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
10 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
11 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
13 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
15 * system.h: Prototype getpagesize if missing.
16 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
17 * configure: Regenerate.
18 * config.in: Regenerate.
20 2004-07-08 Richard Henderson <rth@redhat.com>
22 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
23 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
24 (fr30_gimplify_va_arg_expr): New.
25 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
26 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
28 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
31 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
32 of asm_noperands result.
34 2004-07-08 Richard Henderson <rth@redhat.com>
36 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
37 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
38 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
39 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
41 2004-07-08 Richard Henderson <rth@redhat.com>
43 * builtins.c (ind_gimplify_va_arg_expr): New.
44 * tree.h (ind_gimplify_va_arg_expr): Declare.
45 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
47 2004-07-08 Jan Beulich <jbeulich@novell.com>
49 * expmed.c (extract_bit_field): Correct condition to use vec_extract
50 patterns also on vector elements other than the first one.
51 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
54 2004-07-08 Geoffrey Keating <geoffk@apple.com>
56 * config/rs6000/darwin-ldouble.c: Correct reference
57 to the Linnainmaa paper.
59 2004-07-08 Richard Henderson <rth@redhat.com>
61 * config/arc/arc-protos.h (arc_va_arg): Remove.
62 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
63 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
64 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
66 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
67 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
68 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
69 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
71 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
73 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
75 2004-07-08 Zack Weinberg <zack@codesourcery.com>
77 * c-decl.c (static_ctors, static_dtors): Make static.
78 (pop_file_scope): Call c_common_write_pch and
79 cgraph_finalize_compilation_unit here.
80 (build_cdtor): Moved here from c-objc-common.c; simplify.
81 (c_write_global_declarations_1): Clarify comment.
82 (c_write_global_declarations): Close the external scope before
83 doing anything else. Call build_cdtor, cgraph_optimize, and
84 mudflap_finish_file here.
85 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
87 * c-objc-common.c: No need to include cgraph.h.
88 (build_cdtor): Moved to c-decl.c.
89 (c_objc_common_finish_file): Delete.
90 * c-tree.h: Update to match.
91 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
92 (generate_static_references): Set TREE_USED before calling finish_decl.
93 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
94 on the static_instances_decl.
96 2004-07-08 Zack Weinberg <zack@codesourcery.com>
98 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
99 decls when there is only one input translation unit.
100 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
101 change of 2004-07-05; do not treat declarations with
102 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
103 * opts.c (cur_in_fname): Delete.
105 * tree.c: Revert changes of 2004-07-05; no special treatment
106 for TRANSLATION_UNIT_DECLs.
107 * Makefile.in (tree.o): Update dependencies.
109 2004-07-08 Roger Sayle <roger@eyesopen.com>
111 * builtins.c (fold_builtin_strcpy): Merge functionality from
112 simplify_builtin_strcpy. Add additional len argument. No longer
113 static. Remove function prototype.
114 (fold_builtin_strncpy): Likewise integrate functionality from
115 simplify_builtin_strncpy. Add additional slen argument. No
116 longer static. Remove function prototype.
117 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
118 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
119 types of "ignore" and "unlocked" parameters to bool.
120 (fold_builtin_1): Add additional ignore argument. Call renamed
121 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
122 builtins. Update arguments to fold_builtin_strncpy and
123 fold_builtin_strcpy. Add function prototype.
124 (fold_builtin): Add additional Boolean ignore argument to pass
126 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
127 and fold_builtin_strncpy instead of simplify_builtin_fputs,
128 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
130 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
131 simplify_builtin_strncpy): Delete function prototypes.
132 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
133 fold_builtin_strncpy): Add function prototypes here.
134 (fold_builtin): Update function prototype with new "bool ignore".
136 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
137 (ccp_fold_builtin): Update call to fold_builtin. Call
138 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
139 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
140 simplify_builtin_strncpy respectively.
141 * fold-const.c (fold): Update call to fold_builtin.
143 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
145 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
148 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
149 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
150 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
151 * calls.c: Remove ifdefs of macros above.
152 * functions.c: Likewise.
155 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
157 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
158 (arch attribute): Delete.
159 (current_function_calls_alloca attribute): Rename into calls_alloca.
160 (calls_eh_return): New attribute.
161 (leaf_function): Likewise.
162 (length attribute): Fix formula for sibcalls.
163 (return insn): Correctly compute the 'length' attribute.
164 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
166 2004-07-08 Richard Henderson <rth@redhat.com>
168 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
169 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
170 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
171 * tree-eh.c (lower_eh_constructs_1): Likewise.
172 * tree-sra.c (sra_walk_modify_expr): Likewise.
173 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
174 (eliminate_unnecessary_stmts): Likewise.
175 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
176 * tree-tailcall.c (optimize_tail_call): Likewise.
177 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
179 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
180 Jakub Jelinek <jakub@redhat.com>
182 * config/i386/i386.c (override_options): Enable
183 SSE prefetches with -mtune, as long as we are
184 compiling for i686 or higher. All i686 processors
185 accept SSE prefetches as NOPS, some i586's don't.
187 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
190 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
192 2004-07-08 Diego Novillo <dnovillo@redhat.com>
194 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
195 the handling of clobbering ASM_EXPRs.
197 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
200 * config/sparc/sparc.c (function_value): In 64-bit mode,
201 return the aggregates larger than 16 bytes like unions.
203 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
206 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
207 'temp' is zero, generate new pseudos as needed and emit the
208 sequence of insns in single-assignment form. Resync comments
210 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
211 function before reload.
213 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
215 * vec.c (vec_assert_fail): Remove duplicate 'function'.
217 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
219 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
220 Allocation is signed.
221 (VEC_reserve): Return flag, allocation is signed.
223 2004-07-08 Richard Henderson <rth@redhat.com>
225 * tree-ssa-ccp.c (fold_stmt): Get type directly from
228 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
229 Neil Booth <neil@daikokuya.co.uk>
233 * c-decl.c (finish_struct): Ensure bit-fields are given the
235 * c-common.c (c_common_signed_or_unsigned_type): For C, require
236 the precision to match as well as the mode.
237 * expr.c (reduce_to_bit_field_precision): New function.
238 (expand_expr_real_1): Reduce expressions of bit-field type to
240 * langhooks.h (reduce_bit_field_operations): New hook.
241 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
243 * c-lang.c, objc/objc-lang.c
244 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
245 * objc/objc-act.c (check_ivars): Convert types to bit-field types
247 * tree.c (build_nonstandard_integer_type): New function.
248 * tree.h (build_nonstandard_integer_type): New prototype.
249 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
250 conversions between integer and boolean types as useless.
252 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
254 * c-common.c (c_common_nodes_and_builtins): Do not
255 create __builtin_ptrdiff_t and __builtin_size_t.
257 2004-07-08 Andrew Pinski <apinski@apple.com>
259 * Makefile.in (libbackend.o): Add -combine to the gcc
262 2004-07-08 Nick Clifton <nickc@redhat.com>
264 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
267 2004-07-08 Richard Henderson <rth@redhat.com>
269 * except.c (expand_eh_region_start, expand_eh_region_end,
270 expand_eh_handler, expand_eh_region_end_cleanup,
271 expand_start_all_catch, expand_start_catch, expand_end_catch,
272 expand_end_all_catch, expand_eh_region_end_allowed,
273 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
274 expand_eh_region_end_fixup): Remove.
275 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
276 cleanups, outer_cleanups, label_chain, exception_region.
277 (struct goto_fixup): Remove stack_level, cleanup_list_list.
278 (struct label_chain): Remove.
279 (struct stmt_status): Remove x_stack_block_stack.
280 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
281 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
282 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
283 end_cleanup_deferral, last_cleanup_this_contour,
284 containing_blocks_have_cleanups_or_stack_level,
285 any_pending_cleanups): Remove.
286 (expand_null_return_1): Take no arguments.
287 (expand_label, expand_naked_return, expand_return,
288 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
289 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
290 expand_end_case_type): Don't use any of them.
291 * calls.c (expand_call): Likewise.
292 * dojump.c (do_jump): Likewise.
293 * function.c (expand_function_end): Likewise.
294 * expr.c (store_expr, expand_expr_real_1): Likewise.
295 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
296 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
297 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
298 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
299 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
300 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
301 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
302 for WITH_CLEANUP_EXPR.
303 (gimple_push_cleanup): Likewise.
304 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
305 * print-tree.c (print_node): Likewise.
306 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
307 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
308 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
309 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
310 (GOTO_SUBROUTINE_EXPR): Remove.
311 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
312 (DECL_TOO_LATE): Remove.
313 * except.h, tree.h: Update decls.
315 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
317 * explow.c (optimize_save_area_alloca): Do not accept parameters.
318 * passes.c (rest_of_handle_final): Handle symout.
319 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
321 (rest_of_handle_sched): Break out SMS. Remove ifs for
322 flag_schedule_insns and flag_modulo_sched.
323 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
325 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
326 (rest_of_handle_partition_blocks, rest_of_handle_sms,
327 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
328 rest_of_handle_mode_switching, rest_of_handle_jump,
329 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
330 rest_of_handle_jump2, rest_of_handle_postreload,
331 rest_of_handle_flow2, rest_of_clean_state,
332 rest_of_handle_shorten_branches,
333 rest_of_handle_prologue_epilogue,
334 rest_of_handle_branch_target_load_optimize): New.
335 (rest_of_compilation): Call the above. Remove ggc_collect
336 calls moved to rest_of_handle_*.
337 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
339 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
340 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
341 * except.h (set_nothrow_function_flags): Update comment.
342 * function.c (current_function_nothrow): Remove.
343 * output.h (current_function_nothrow): Remove.
344 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
345 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
347 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
350 * reorg.c: Revert 2004-06-30 change.
351 (find_end_label): If HAVE_epilogue and !HAVE_return,
352 return 0 instead of creating a label at the end of the insn chain.
353 (optimize_skip): Account for the failure mode of find_end_label.
354 (fill_simple_delay_slots): Likewise.
355 (fill_slots_from_thread): Likewise.
356 (relax_delay_slots): Likewise.
358 2004-07-08 Diego Novillo <dnovillo@redhat.com>
360 * tree-flow.h (addressable_vars): Declare.
361 * tree-ssa-alias.c (addressable_vars): Define.
362 (setup_pointers_and_addressables): Add addressable variables
364 * tree-ssa-operands.c (get_stmt_operands): Move
365 handling of ASM_EXPRs ...
366 (get_asm_expr_operands): ... here.
367 When the ASM_EXPR clobbers memory, also clobber addressable
369 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
370 (delete_tree_ssa): Reset addressable_vars.
372 2004-07-07 Jan Beulich <jbeulich@novell.com>
373 Richard Henderson <rth@redhat.com>
375 * varasm.c (assemble_variable): Use assemble_zeros for
376 zero-initialized variables.
377 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
378 for SECCAT_BSS and SECCAT_TBSS.
380 2004-07-07 Jan Beulich <jbeulich@novell.com>
382 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
384 * expmed.c (emit_store_flag): Also special-case double-word
385 (in-)equality comparison against -1.
387 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
388 passing arguments the containers for which are registers.
390 * calls.c (emit_library_call_value_1): Use mode of function parameter
391 rather than that of argument since constants have none.
393 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
395 Introduce H8SX support.
396 * expr.c (expand_strcpy): Renamed and moved to...
397 * builtins.c (expand_movstr): ... here. Tweak.
398 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
399 computed or has side effects.
400 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
401 unused, or if mempcpy fails. Adjust the return value in the
402 latter case. Use movstr if everything else fails.
403 * doc/md.texi (movstr): Document.
404 (movmemM, clrmemM): Fix explanation of memory block operands.
405 * config/h8300/h8300.md (stpcpy): Renamed to...
406 (movstr): ... this. Adjust.
407 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
408 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
409 movmem* and clrstr* to clrmem*.
410 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
411 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
412 GENERAL_REGS, always.
413 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
414 getting the stack pointer as addr.
415 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
416 from general_operand_dst.
417 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
419 (movmd_internal): ... this. Add modes to operands. Disparage `D'
420 instead of requiring it to match only before reload.
421 (stpcpy_internal_normal): New, normal-mode variant of...
422 (stpcpy_internal): ... this. Add modes to operands. Disparage
423 `D' instead of requiring it to match only before reload.
424 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
426 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
427 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
429 * config/h8300/h8300.md (attr type): Add call.
430 (attr can_delay): If type is call, set it no.
431 (call, call_value): Set type to call.
432 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
433 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
434 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
435 * tree.c (get_narrower): Don't narrow integral types into
437 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
438 frame_size *before* the first use.
439 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
441 (peephole2): Don't widen instructions that push SP. Move
442 decrement of SP to the end of all stm-generating peepholes.
443 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
444 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
445 and OR to set it to all ones.
446 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
447 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
448 (call, call_value): Set can_delay to "no".
449 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
450 * config/h8300/h8300.md (extzv): Make subreg check more robust.
451 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
452 * config/h8300/h8300.md (*brabit): Remove.
453 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
454 zero_extract. Use bit_memory_operand as the predicate for
455 operand 1 and 'WU' as the constraint. Check the difference
456 between the base length and the final one when deciding which
457 type of branch to use.
458 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
459 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
460 Use convert_move to extend the result for TARGET_H8300SX. Check
461 for QImode memory references. Optimize the case where the
462 destination is a paradoxical subreg.
463 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
464 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
465 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
466 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
467 * config/h8300/h8300.md: Include mova.md
468 (length_table): Add mova and mova_zero.
469 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
470 after all constant addresses for '%R', '%X', '%T' and '%S'.
471 (h8300_mova_length): New function.
472 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
473 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
474 dependencies for s-config, etc.
475 * config/h8300/gemova.sh: New file.
476 * config/h8300/mova.md: Generated.
477 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
478 * config/h8300/h8300.c (h8300_bitfield_length): New.
479 (nibble_operand): Adjust.
480 (h8300_binary_length): Handle conditional binary op.
481 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
482 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
483 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
484 and P#<0, unused so far. W and Y are now prefixes to multi-letter
485 constraints. WU is introduced as a variant of U that requires a
486 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
487 * config/h8300/h8300.md (attr type): Added bitbranch.
488 (attr length_table): Added bitfield and bitbranch.
489 (attr length): Compute bitbranch length.
490 (andqi): Separate pattern for H8300SX. Use bfld for loading the
491 least-significant bit of a byte.
492 (brabit, brabc, brabs): New.
493 (insv, extzv): Emit bfst and bfld on H8300SX.
494 (bfld, bfst, seq, sne): New.
495 (bstzhireg, cmpstz, bstz, bistz): New.
496 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
497 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
498 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
499 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
500 (h8sx_unary_memory_operator): New function.
501 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
502 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
503 * config/h8300/h8300.md: Add peepholes to combine reloads and
505 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
506 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
507 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
508 (and?i, ior?i, xor?i): Likewise.
509 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
510 * config/h8300/h8300.c: Move enums and prototypes to head of file.
511 Various whitespace fixes.
512 (h8300_constant_length): New function, split out from...
513 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
514 (h8300_classify_operand): Use IN_RANGE.
515 (h8300_classify_operand): Use h8300_constant_length.
516 (h8300_short_move_mem_p): Tighten size check.
517 (h8sx_mergeable_memrefs_p): Tighten equality check.
518 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
519 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
521 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
522 * config/h8300/crtn.asm: Likewise.
523 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
524 if __H8300SX__ is defined.
525 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
526 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
527 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
528 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
529 addresses as mode-dependent.
530 * config/h8300/h8300.c (print_operand_address): Update call to
532 (h8300_get_index): Take a mode argument. Rework to fix an
533 earlier misunderstanding.
534 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
535 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
536 into a register if TARGET_H8300SX.
537 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
538 TARGET_H8300SX. Also disable related define_splits.
539 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
540 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
541 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
542 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
543 * config/h8300/h8300.h (OK_FOR_Z): New macro.
544 (EXTRA_CONSTRAINT_STR): Check it.
545 * config/h8300/h8300.c (h8300_classify_operand): Accept null
547 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
548 * config/h8300/h8300.md (length_table): Add mov_imm4.
549 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
550 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
551 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
553 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
554 * config/h8300/h8300.c (h8300_reorg): New function.
555 (TARGET_MACHINE_DEPENDENT_REORG): Define.
556 * config/h8300/h8300.md (length): Subtract the length of the
557 delay slot from (pc) when checking the range of forward branches.
558 (delay_slot, can_delay): New attributes.
559 (define_delay): Add bra/s handling.
560 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
561 (jump): Add delayed-branch handling.
562 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
563 * expr.c (expand_strcpy): New function.
564 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
565 (expand_builtin_stpcpy): Likewise.
566 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
567 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
568 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
569 handling to improve register allocation for -fno-omit-frame-pointer.
570 (h8sx_split_movmd): Delete, moving er6 handling into...
571 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
572 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
573 (movmd): Add calls to copy_rtx.
574 (movmd_internal): In the second alternative, allow the initial and
575 final destination registers to be different . Update the splitter
576 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
577 instead of h8sx_split_movmd.
578 (stpcpy, movsd): New expanders.
579 (movsd_internal): New define_insn.
580 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
581 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
582 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
583 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
584 and DESTINATION_REGS.
585 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
586 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
587 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
588 (h8300_move_ratio): Declare.
589 (MOVE_RATIO): Use it.
590 * config/h8300/h8300.c (h8300_move_ratio): New variable.
591 (h8300_init_once): Initialize it.
592 (h8300_reg_class_from_letter): New function.
593 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
594 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
595 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
596 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
597 (movstrsi, movmd): New expanders.
598 (movmd_internal): New insn.
599 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
600 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
601 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
602 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
603 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
604 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
605 * config/h8300/h8300.c (nibble_operand): Fix warning.
606 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
607 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
608 (movsf_h8300h): Disable for TARGET_H8300SX.
609 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
610 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
611 h8300_stm_parallel and h8300_return_parallel.
612 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
613 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
614 h8300_stm_parallel, h8300_return_parallel): New functions.
615 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
616 if TARGET_H8300SX. Use h8300_push_pop.
617 (h8300_expand_epilogue): Likewise. Try to merge the return insn
618 and final pop when generating h8sx code. Always emit some form
620 * config/h8300/h8300.md: Don't enforce register alignment in
621 stm peepholes if TARGET_H8300SX.
622 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
623 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
624 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
625 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
626 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
627 (MULTILIB_DIRNAMES): Add a directory for it.
628 (MULTILIB_MATCHES): Delete.
629 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
630 * final.c (walk_alter_subreg): Handle addresses with subregs
631 inside a ZERO_EXTEND or AND.
632 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
633 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
635 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
636 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
637 @(dd,Rn.w) and @(dd,ERn.L).
638 (h8300_displacement_size): Take the whole address as argument.
639 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
640 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
641 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
642 (h8sx_mergeable_memrefs_p): Declare.
643 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
644 (HAVE_PRE_INCREMENT): Likewise.
645 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
646 addresses for TARGET_H8300SX,
647 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
649 (movb_length_table, movl_length_table): New tables.
650 (movw_length_table): Define to movb_length_table.
651 (h8300_displacement_size): New, split out from...
652 (h8300_classify_address): ...here. Handle pre/post inc/dec.
653 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
654 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
655 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
656 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
657 (compute_plussi_length, compute_plussi_cc): Update accordingly.
658 (h8sx_unary_shift_operator): Get the mode from the operator.
659 (binary_shift_operator): Likewise.
660 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
661 a memory reference, check whether the reference is offsettable.
662 (length_table): Add movb, movw and movl.
663 (movqi): Add new h8sx pattern. Don't force one operand to be a
664 register when generating h8sx code.
665 (movhi, movsi, movsf): Likewise.
666 (movstrictqi): Use the length_table attribute.
667 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
668 (addqi3): Split into a define_expand and define_insn. Don't accept
669 memory operands in the expander. Use h8300_operands_match_p to
670 check for matching operands in the define_insn.
671 (subqi3, negqi2, one_cmplqi2): Likewise.
672 (add[hs]i3): Don't accept memory operands in the expander. Likewise
673 in any patterns that are unused in h8sx code. In the h8sx patterns,
674 use h8300_operands_match_p to check whether operands match.
675 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
676 one_cmpl[hs]i3): Likewise.
677 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
679 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
680 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
681 (h8300_insn_length_from_table): Add a second parameter.
682 (output_h8sx_shift): Declare.
683 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
684 (EXTRA_CONSTRAINT): Replace with...
685 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
686 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
687 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
688 and h8sx_binary_shift_operator.
689 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
691 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
692 (bit_memory_operand, fix_bit_operand): Likewise.
693 (h8300_length_table_for_insn): Remove.
694 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
696 (h8300_short_immediate_length, h8300_binary_length): New functions.
697 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
698 (output_plussi): Use sub to add negative constants.
699 (compute_plussi_length): Adjust accordingly.
700 (h8sx_single_shift_type): New enum.
701 (h8sx_single_shift, h8sx_unary_shift_operator,
702 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
703 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
704 single h8sx instruction. Return false in this case.
705 * config/h8300/h8300.md (length_table): Add short_immediate.
706 (length): Pass the operand array to h8300_insn_length_from_table.
707 (adjust_length): Assume "no" for insns with a length_table attribute.
708 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
709 (*addhi3_h8300hs): Don't use for h8sx.
710 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
712 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
713 1's predicate to nonimmediate_operand. Only skip default expansion
714 if expand_a_shift or expand_a_rotate returns true. Add new patterns
715 for single h8sx shift instructions.
716 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
717 * config/h8300/h8300.c (nibble_operand): Split out of...
718 (reg_or_nibble_operand): ... this.
719 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
720 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
721 umulhisi3): Introduce expand, and introduce separate insns for
722 sign- or zero-extended REG and already-extended CONST_INT.
723 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
724 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
725 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
726 (subhi3): Likewise. Don't accept immediates for operand 1.
727 Remove the early clobber from second alternative of the h8300s pattern.
728 (subsi3): Generalize for h8sx. Force operand 2 into a register
729 on plain h8300 targets.
730 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
731 (subsi3_h8300h): Generalize for h8sx.
732 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
733 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
734 * config/h8300/h8300.c (reg_or_nibble_operand): New.
735 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
736 (TARGET_H8300SXMUL): New.
737 (CONST_OK_FOR_P): New.
738 (CONST_OK_FOR_LETTER_P): Adjust.
739 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
740 umulhisi3): Accept 4-bit immediate on H8SX.
741 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
742 (udivsi3, divhi3, udivsi3, divsi3): New.
743 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
744 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
745 * config/h8300/h8300.h (OK_FOR_Q): New macro.
746 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
747 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
748 Add ADDRESSOF to the bit_operand entry.
749 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
750 (h8300_src_operand): Likewise.
751 (bit_operand): Check nonimmediate_operand rather than general_operand.
752 Accept any nonimmediate_operand in h8sx code.
753 (h8300_and_costs): Initialize operands[1].
754 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
755 (h8300_operand_class): New enum.
756 (h8300_length_table): New typedef.
757 (addb_length_table, addw_length_table, addl_length_table,
758 logicl_length_table): New tables.
759 (logicb_length_table, logicw_length_table): New macros.
760 (h8300_classify_operand, h8300_length_from_table,
761 h8300_length_table_for_insn, h8300_unary_length,
762 h8300_insn_length_from_table): New functions.
763 (output_plussi): Only use adds and subs for register destinations.
764 Disable redundant clause.
765 (compute_plussi_cc): Likewise.
766 (compute_plussi_length): Likewise. Use h8300_length_from_table
767 to work out the length of an insn.
768 (output_logical_op): Only use narrower immediate instructions
769 if the destination is a register.
770 (compute_logical_op_cc): Likewise.
771 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
772 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
773 * config/h8300/h8300.md (length_table): New attribute.
774 (length): When an instruction has a length_table attribute, use
775 h8300_insn_length_from_table to calculate its default length.
776 (cmpqi): Use h8300_dst_operand for the first operand and
777 h8300_src_operand for the second.
778 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
779 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
780 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
781 iorsi3, xorhi3, xorsi3): Likewise.
782 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
783 so that it allows any combination of operands for TARGET_H8300SX.
784 (iorqi3, xorqi3): Likewise.
785 (cmpqi): Use the length_table attribute.
786 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
787 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
788 (cmpqi): Add 'Q' constraint.
789 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
790 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
791 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
792 * config/h8300/h8300.h (MASK_H8300SX): New macro.
793 (TARGET_H8300S): True for both -ms and -msx.
794 (TARGET_H8300SX): New macro.
795 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
796 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
797 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
798 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
800 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
801 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
802 16-bit pointers and 32-bit ints.
803 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
804 CONST_DOUBLE with mode no wider than SImode.
805 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
807 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
808 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
810 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
811 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
812 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
814 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
816 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
818 2004-07-07 Per Bothner <per@bothner.com>
820 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
822 2004-07-07 Mike Stump <mrs@apple.com>
824 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
825 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
826 (machopic_finish): Likewise.
828 2004-07-07 Richard Henderson <rth@redhat.com>
830 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
831 through any value-preserving cast.
833 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
835 * function.c (assign_parm_find_data_types): Call
836 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
838 2004-07-07 Steven Bosscher <stevenb@suse.de>
840 * tree-cfg.c (group_case_labels): Remove case labels that have
841 the same target as the default case.
843 2004-07-07 Steven Bosscher <stevenb@suse.de>
845 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
846 regardless of DECL_LANG_SPECIFIC being present or not.
847 * tree.h (DECL_NUM_STMTS): Purge.
849 2004-07-07 Andrew Pinski <apinski@apple.com>
851 * configure: Regenerate with the right autoconf.
853 2004-07-07 David Edelsohn <edelsohn@gnu.org>
855 * ifcvt.c (total_bb_rtx_cost): New function.
856 (find_if_case_1): Compare rtx_cost of basic block to cost of
858 (find_if_case_2): Same.
860 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
863 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
864 (output_return): Likewise.
865 (output_sibcall): Abort if !flag_delayed_branch.
866 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
867 (emit_and_preserve): New function.
868 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
869 indirect jump to the thunked-to function if !flag_delayed_branch.
870 * config/sparc/sparc.md (delayed_branch): New attribute.
871 (load_pcrel_sym): Honor flag_delayed_branch. Use above
872 attribute to compute the length of the insn.
873 (goto_handler_and_restore): Likewise.
875 2004-07-07 Andrew Pinski <apinski@apple.com>
877 PR tree-optimization/15777
878 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
880 * expr.c (expand_expr_real_1): Fix formating.
881 BUFFER_REF and IN_EXPR are dead.
882 * fold-const.c (non_lvalue): BUFFER_REF is dead.
883 * tree-inline.c (estimate_num_insns_1): Likewise.
884 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
885 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
886 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
888 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
890 * collect2.c (dump_file): Don't call cplus_demangle if
891 HAVE_LD_DEMANGLE is defined.
892 (main): Pass "--demangle" to ld if no_demangle is not 0 and
893 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
894 if HAVE_LD_DEMANGLE is defined.
896 * configure.ac (--with-demangler-in-ld): Added
897 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
898 --with-demangler-in-ld is used.
899 * config.in: Regenerated.
900 * configure: Likewise.
902 2004-07-07 Roger Sayle <roger@eyesopen.com>
904 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
905 for simple floating point operations "fp", double precision
906 multiplication "dmul", and single and double precision division
907 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
908 (ppc630_cost): New table split from ppc620_cost, to distinguish
909 differences in floating point latencies.
910 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
911 (rs6000_rtx_costs): Add support for single and double precision
912 floating point addition, subtraction, multiplication, division,
913 fused-multiply-add, fused-multiply-sub, negation, absolute value
914 and negative absolute value. Tweak MEM case to use prefered idiom.
916 2004-07-07 Richard Henderson <rth@redhat.com>
918 * tree-flow-inline.h (may_propagate_copy): Move...
919 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
920 attempt to copy between types requiring conversion.
921 * tree-flow.h (may_propagate_copy): Update decl.
922 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
924 2004-07-07 Jakub Jelinek <jakub@redhat.com>
926 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
929 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
931 * builtins.c: Rename movstr*, except for movstrict*, to
932 movmem* and clrstr* to clrmem*.
935 * genopinit.c: Likewise.
936 * integrate.c: Likewise.
937 * local-alloc.c: Likewise.
938 * optabs.c: Likewise.
939 * optabs.h: Likewise.
940 * config/alpha/alpha.h: Likewise.
941 * config/alpha/alpha.md: Likewise.
942 * config/arm/arm-protos.h: Likewise.
943 * config/arm/arm.c: Likewise.
944 * config/arm/arm.md: Likewise.
945 * config/avr/avr.md: Likewise.
946 * config/c4x/c4x.c: Likewise.
947 * config/c4x/c4x.md: Likewise.
948 * config/frv/frv.md: Likewise.
949 * config/i386/i386-protos.h: Likewise.
950 * config/i386/i386.c: Likewise.
951 * config/i386/i386.h: Likewise.
952 * config/i386/i386.md: Likewise.
953 * config/i860/i860.c: Likewise.
954 * config/i860/i860.md: Likewise.
955 * config/ip2k/ip2k.md: Likewise.
956 * config/ip2k/libgcc.S: Likewise.
957 * config/ip2k/t-ip2k: Likewise.
958 * config/m32r/m32r.c: Likewise.
959 * config/m32r/m32r.md: Likewise.
960 * config/mcore/mcore.md: Likewise.
961 * config/mips/mips.c: Likewise.
962 * config/mips/mips.md: Likewise.
963 * config/ns32k/ns32k.c: Likewise.
964 * config/ns32k/ns32k.h: Likewise.
965 * config/ns32k/ns32k.md: Likewise.
966 * config/pa/pa.c: Likewise.
967 * config/pa/pa.md: Likewise.
968 * config/pdp11/pdp11.h: Likewise.
969 * config/pdp11/pdp11.md: Likewise.
970 * config/rs6000/rs6000.c: Likewise.
971 * config/rs6000/rs6000.md: Likewise.
972 * config/s390/s390-protos.h: Likewise.
973 * config/s390/s390.c: Likewise.
974 * config/s390/s390.md: Likewise.
975 * config/sh/lib1funcs.asm: Likewise.
976 * config/sh/sh.c: Likewise.
977 * config/sh/sh.md: Likewise.
978 * config/sh/t-sh: Likewise.
979 * config/sparc/sparc.h: Likewise.
980 * config/vax/vax.md: Likewise.
981 * config/xtensa/xtensa.c: Likewise.
982 * config/xtensa/xtensa.md: Likewise.
983 * doc/invoke.texi: Likewise.
984 * doc/md.texi: Likewise.
985 * doc/rtl.texi: Likewise.
987 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
990 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
991 * config/mips/mips.c (mips_declare_common_object): New function,
992 mostly split out from...
993 (mips_output_aligned_decl_common): ...here.
994 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
995 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
996 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
997 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
999 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1002 * function.c (assign_parms): Fix typo from previous change.
1004 2004-07-07 Jason Merrill <jason@redhat.com>
1007 * doc/extend.texi (C++ Interface): Correct information and
1010 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
1015 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1018 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1021 * config/m32r/m32r.c (m32r_function_symbol): New function:
1022 Generate a symbol name RTX with the correct m32r specific flags
1024 (block_move_call): Use new function to generate correct symbol.
1025 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1026 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1029 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1031 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1032 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1033 TYPE_BINFO_BASETYPE): Remove.
1034 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1036 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1038 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1039 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1040 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1041 (struct tree_binfo): Rename base_types to base_binfos.
1042 * alias.c (record_component_aliases): Adjust BINFO macros.
1043 * dbxout.c (dbxout_type): Likewise.
1044 * dwarf2out.c (gen_member_die): Likewise.
1045 * sdbout.c (sdbout_one_type): Likewise.
1046 * tree-dump.c (deque_and_dump): Likewise.
1047 * config/i386/i386.c (classify_argument,
1048 contains_128bit_aligned_vector_p): Likewise.
1050 2004-07-07 Nick Clifton <nickc@redhat.com>
1052 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1053 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1055 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1057 * vec.h: Fix the example use.
1059 2004-07-06 Richard Henderson <rth@redhat.com>
1061 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1062 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1063 * tree-inline.c (copy_body_r, setup_one_parameter,
1064 initialize_inlined_parameters, expand_call_inline,
1065 declare_inline_vars): Don't check it.
1066 (expand_calls_inline): Remove old version, rename new version
1067 from gimple_expand_calls_inline.
1068 * tree-optimize.c (execute_gimple): Remove.
1069 (pass_gimple): Don't run anything.
1071 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1073 * doc/sourcebuild.texi: Use semicolons instead of commas in
1076 2004-07-06 Richard Henderson <rth@redhat.com>
1078 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1079 (sra_walk_modify_expr, scan_init): Likewise.
1080 (generate_element_zero): Check visited before scanning children.
1081 (generate_element_init): Set visited on error.
1082 (scalarize_init): Handle generate_element_init failure similar
1085 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1087 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1088 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1090 2004-07-06 Richard Henderson <rth@redhat.com>
1092 * config/i386/i386.c (legitimize_pic_address): Make static.
1093 (legitimize_address): Handle CONST with TLS operand.
1094 (ix86_expand_move): Don't call legitimize_pic_address directly.
1095 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1097 2004-07-06 Roger Sayle <roger@eyesopen.com>
1099 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1100 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1101 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1102 is currently executed unconditionally, i.e. not in "else_bb".
1104 2004-07-06 Steven Bosscher <stevenb@suse.de>
1106 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1107 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1108 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1109 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1110 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1111 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1112 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1113 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1114 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1115 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1116 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1117 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1118 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1119 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1120 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1121 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1123 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1125 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1126 * expr.c (expand_expr_real_1): Ditto.
1127 * tree-inline.c (estimate_num_insns_1): Ditto.
1128 * tree-pretty-print.c (dump_generic_node): Ditto.
1132 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1134 * tree-ssa-pre.c (reference_node_pool): New pool.
1135 (find_or_generate_expression): Class 'r' is okay too.
1136 (create_value_expr_from): Ditto.
1137 (add_to_sets): LHS should not include vuses.
1139 (compute_avail): Reverse ordering of tests.
1140 Valuize INDIRECT_REF as well.
1142 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1144 PR rtl-optimization/16380
1145 * loop.c (check_dbra_loop): Sink comparison instructions if they
1146 do something other than set cc0.
1148 2004-07-06 James E Wilson <wilson@specifixinc.com>
1150 * doc/interface.texi (longjmp and automatic variables): Delete
1151 paragraph recommending taking the address of a variable.
1153 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1155 * vec.h (VEC_embedded_alloc): Remove.
1156 (VEC_embedded_size, VEC_embedded_init): New.
1157 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1159 (VEC_truncate): New.
1160 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1161 (vec_embedded_alloc): Remove.
1162 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1163 (vec_embedded_alloc): Remove.
1165 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1167 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1168 (gt-langhooks.h): Remove.
1170 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1172 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1174 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1176 * config/sparc/sparc.c (get_pc_symbol): Rename into
1177 add_pc_to_pic_symbol.
1178 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1179 (load_pic_register): Account for previous changes.
1180 Use reg_names. Don't create the label twice.
1181 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1182 UNSPEC_LOAD_PCREL_SYM.
1183 (get_pc): Rename into load_pcrel_sym. Add predicate to
1184 operands. Remove condition.
1186 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1188 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1189 RECORD, UNION & QUAL_UNION is actually a binfo.
1191 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1192 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1193 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1194 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1195 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1196 (gen_inheritance_die): Likewise.
1197 * tree-dump.c (deque_and_dump): Likewise.
1198 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1200 2004-07-06 Steven Bosscher <stevenb@suse.de>
1202 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1204 * config/mcore/mcore.md: Model memory latency with a simple DFA
1205 pipeline description instead of a define_function_unit.
1207 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1209 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1210 * langhooks.h (var_mod_type_p): Likewise.
1211 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1212 * expr.c (count_type_elements): Properly handle return from
1213 array_type_nelts and properly test for overflow.
1214 * gimplify.c (gimplify_init_constructor): Properly handle return
1215 from array_type_nelts.
1216 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1217 * integrate.c (copy_decl_for_inlining): Correct comments.
1218 * tree-inline.c (remap_decl): Update comments, remove dead code,
1219 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1220 (remap_type): Only remap if variably modified by vars in function
1222 (copy_body_r): Use compatible_type langhooks to see when can fold.
1223 (setup_one_parameter): Don't remap type.
1224 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1225 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1226 compute TREE_INVARIANT for decl case.
1227 (find_var_from_fn): New function.
1228 (variably_modified_type_p): Add arg and call new function.
1229 * tree.h (variably_modified_type_p): Add extra arg.
1231 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1233 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1234 (goto_handler_and_restore_v9): Delete disabled insn.
1235 (goto_handler_and_restore_v9_sp64): Likewise.
1237 2004-07-05 Roger Sayle <roger@eyesopen.com>
1239 * calls.c (load_register_parameters): Call expand_shift instead
1240 of expand_binop with ashl_optab (or other shift optab) directly.
1241 * expr.c (emit_group_load, emit_group_store): Likewise.
1242 * function.c (assign_parm_setup_block): Likewise.
1243 * stmt.c (shift_return_value): Likewise.
1245 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1247 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1249 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1251 * doc/sourcebuild.texi: Revert previous patch.
1253 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1255 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1256 TARGET_MEM_FUNCTIONS.
1257 * system.h: Poison TARGET_MEM_FUNCTIONS.
1258 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1259 bcmp_libfunc, bzero_libfunc): Remove.
1260 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1262 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1263 * doc/standards.texi: Don't mention calling BSD string functions.
1264 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1265 * config/vax/t-memfuncs: New.
1266 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1267 config/memset.c: New.
1268 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1269 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1271 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1272 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1273 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1274 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1275 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1276 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1277 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1278 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1279 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1280 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1282 2004-07-05 Richard Henderson <rth@redhat.com>
1284 * function.c (assign_parm_setup_reg): Properly rename variables in
1285 FUNCTION_ARG_CALLEE_COPIES section.
1287 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1289 * tree-mudflap.c: Include cgraph.h.
1290 (mf_init_extern_trees): Rename to mudflap_init. Export.
1291 Rewrite to create synthetic declarations instead of looking
1292 up declarations from mf-runtime.h.
1293 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1294 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1296 (execute_mudflap_function_decls, mudflap_register_call):
1297 Don't call mf_init_extern_trees.
1298 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1300 * tree-mudflap.h: Update prototypes.
1301 * c-mudflap.c: Delete file.
1302 * c-common.c: Include tree-mudflap.h.
1303 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1304 * Makefile.in: Remove all references to c-mudflap.o.
1305 Update dependencies.
1307 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1309 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1310 displacements with the spatial-locality cache-control completer.
1312 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1314 * langhooks.c: Don't include gt-langhooks.h.
1315 (var_labelno): Delete.
1316 (lhd_set_decl_assembler_name): Do not append a distinguishing
1317 number to file-scope internal-linkage declarations for the first
1318 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1319 the declaration itself (if at block scope), or its containing
1320 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1323 * opts.c (cur_in_fname): New global.
1324 * opts.h: Declare it.
1325 * tree.c: Include opts.h.
1326 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1327 DECL_UID equal to cur_in_fname.
1328 (copy_node_stat): Do not change DECL_UID when copying a
1329 TRANSLATION_UNIT_DECL.
1330 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1331 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1333 * c-decl.c (c_static_assembler_name): Delete.
1334 * c-tree.h (c_static_assembler_name): Delete prototype.
1335 * c-lang.c, objc/objc-lang.c: Don't override
1336 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1338 * Makefile.in (tree.o): Update dependencies.
1339 (GTFILES): Remove langhooks.c.
1341 2004-07-05 Roger Sayle <roger@eyesopen.com>
1343 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1344 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1345 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1346 Optimize "X % -Y" as "X % Y" for signed modulus.
1347 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1348 into "((unsigned) X % Y) == 0".
1350 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1352 * sourcebuild.texi (Config Fragments): Use @comma{} in
1353 cross-reference to section title.
1355 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1357 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1358 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1359 (gimplify_target_expr, gimplify_expr): Likewise.
1360 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1361 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1363 (gimplify_compound_lval): See if we can strip any useless conversion.
1364 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1366 (gimplify_modify_expr_to_memset): Likewise.
1367 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1368 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1369 (declare_inline_vars): Likewise.
1370 (walk_type_fields): New function.
1371 (walk_tree): Use it.
1372 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1374 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1375 (sra_walk_modify_expr): Allow init function to fail.
1376 (scan_init): Now returns bool.
1377 (generate_element_init): If can't understand INIT, return false.
1378 (scalarize_init): Return false if generate_element_init does.
1380 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1383 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1384 bounds if bounds aren't constant.
1386 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1388 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1389 to type hooks; remove bogus PARAMS.
1391 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1393 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1394 * dwarf2out.c (add_data_member_location_attribute): Check for
1396 * tree.c (tree_node_kinds): Add "binfos".
1397 (binfo_lang_slots): New.
1398 (make_node_stat): Add TREE_BINFO.
1399 (make_tree_binfo_stat): New.
1400 (tree_node_structure): Add TREE_BINFO.
1401 * tree.def (TREE_BINFO): New.
1402 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1403 (RECORD_OR_UNION_CHECK): ... here.
1404 (NOT_RECORD_OR_UNION_CHECK): New.
1405 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1406 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1407 RECORD_OR_UNION_CHECK.
1408 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1409 (TYPE_LANG_SLOT_1): New.
1410 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1411 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1412 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1413 (BINFO_ELTS): Remove.
1414 (BINFO_LANG_SLOT): New.
1415 (struct tree_binfo): New.
1416 (binfo_lang_slots): Declare.
1417 (enum tree_node_structure_enum): Add TS_BINFO.
1418 (union tree_node): Add binfo.
1419 (make_tree_binfo_stat): Declare.
1420 (make_tree_binfo): New.
1421 (enum tree_node_kind): Add binfo_kind.
1423 * objc/objc-act.c (start_class, objc_declare_protocols,
1424 start_protocols): Use TYPE_LANG_SLOT_1.
1425 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1427 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1428 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1429 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1430 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1432 2004-07-05 Steven Bosscher <stevenb@suse.de>
1434 * rtl.h (struct rtx_def): Remove the integrated flag.
1435 Use the return_val flag for MEM_SCALAR_P.
1436 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1438 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1441 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1442 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1445 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1447 * var-tracking.c: Fix some comments.
1448 (frame_stack_adjust): New.
1449 (vt_stack_adjustments): Init stack_adjust of entry block to
1450 minus stack adjustment of function prologue.
1451 (adjust_stack_reference): Do not adjust if adjustment == 0.
1452 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1453 (emit_notes_in_bb): Likewise.
1454 (vt_add_function_parameters): Do not adjust locations of
1456 (vt_initialize): Compute the stack adjustment of function
1457 prologue and offset the initial "location" of frame_base_decl
1458 from the stack pointer after prologue.
1460 2004-07-04 Richard Henderson <rth@redhat.com>
1462 * function.c (struct assign_parm_data_all): New.
1463 (struct assign_parm_data_one): New.
1464 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1465 assign_parm_find_data_types, assign_parms_setup_varargs,
1466 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1467 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1468 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1469 assign_parm_setup_block, assign_parm_setup_reg,
1470 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1471 (assign_parms): ... here.
1473 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1475 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1476 now are bitmap_set_t's.
1477 (bitmap_insert_into_set): No point in inserting the value if
1479 (bitmap_set_contains): New function.
1480 (bitmap_set_replace_value): Add comment on why we do it
1482 (set_contains): Removed.
1483 (bitmap_set_subtract_from_value_set): New name of
1484 set_subtract now that it's arguments are two different
1487 (bitmap_find_leader): Change algorithm used.
1488 (find_or_generate_expression): Update use of functions for new
1490 (create_expression_by_pieces): Ditto.
1491 (insert_aux): Ditto.
1493 (add_to_sets): Ditto.
1495 (execute_pre): Ditto.
1496 (compute_avail): Ditto.
1497 Also ignore virtual phis.
1499 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1501 * combine.c (simplify_comparison): Fix comment typo.
1503 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1505 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1506 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1507 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1508 (output_restore): Change parameter from 'insn' to 'pat'.
1509 (output_return): Adjust call to output_restore.
1510 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1511 Adjust call to output_restore.
1513 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1515 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1516 and assert system is bsd.
1518 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1520 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1521 (TARGET_SWITCHES): Remove -mdebugc.
1522 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1523 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1524 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1525 (sle_[sd]i_reg): Delete.
1527 2004-07-04 Steven Bosscher <stevenb@suse.de>
1529 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1531 * config/iq2000/iq2000.md: Translate old pipeline description to an
1534 2004-07-04 Roger Sayle <roger@eyesopen.com>
1536 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1537 Ensure the replacement rhs is valid gimple before performing
1538 the substitution. Return false if these sanity checks fail.
1539 (fold_stmt): Only set changed to true, if set_rhs returns true.
1540 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1543 2004-07-04 Richard Henderson <rth@redhat.com>
1546 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1548 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1550 * configure.ac (ranlib_flags): New variable.
1551 * Makefile.in (RANLIB_FLAGS): New variable.
1552 (libbackend.a): Use it.
1553 * configure: Regenerated.
1555 2004-07-04 Roger Sayle <roger@eyesopen.com>
1557 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1558 a "sign mask" instead of using ashr_optab directly.
1560 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1562 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1563 * doc/cppopts.texi: Clarify processing of command-line defines.
1565 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1567 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1569 2004-07-04 Richard Henderson <rth@redhat.com>
1571 * rtl.def (ADDRESSOF): Remove.
1572 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1573 (find_base_term, memrefs_conflict_p): Likewise.
1574 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1575 (fold_rtx, cse_insn, set_live_p): Likewise.
1576 * dwarf2out.c (mem_loc_descriptor): Likewise.
1577 (add_location_or_const_value_attribute): Likewise.
1578 * emit-rtl.c (copy_insn_1): Likewise.
1579 * explow.c (memory_address): Likewise.
1580 * expmed.c (store_split_bit_field): Likewise.
1581 * expr.c (expand_expr_real_1): Likewise.
1582 * function.c (instantiate_decl
1583 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1584 * genrecog.c (preds, validate_pattern): Likewise.
1585 * integrate.c (copy_rtx_and_substitute): Likewise.
1586 * recog.c (general_operand, register_operand): Likewise.
1587 (memory_address_p): Likwise.
1588 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1589 * rtl.c (copy_rtx): Likewise.
1590 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1591 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1592 * rtlhooks.c (gen_lowpart_general): Likewise.
1593 * stmt.c (expand_asm_operands): Likewise.
1594 * web.c (entry_register, replace_ref, web_main): Likewise.
1595 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1596 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1597 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1598 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1599 * config/frv/frv.c (move_destination_operand, move_source_operand,
1600 condexec_dest_operand, condexec_source_operand,
1601 condexec_memory_operand): Likewise.
1602 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1603 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1604 (destination_xfmode_operand): Likewise.
1605 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1606 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1607 * config/s390/s390.c (general_s_operand): Likewise.
1608 * config/s390/s390.md (mov*): Likewise.
1609 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1611 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1612 * expr.c (expand_expr_real_1): Likewise.
1613 * stmt.c (expand_decl): Likewise.
1614 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1616 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1617 postponed_insns, put_var_into_stack, put_reg_into_stack,
1618 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1619 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1620 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1621 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1622 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1623 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1624 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1625 struct insns_for_mem_walk_info, insns_for_mem_walk,
1626 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1627 setjmp_protect_args): Remove.
1628 (push_function_context_to): Don't handle var_refs_queue.
1629 (pop_function_context_from, free_after_compilation): Likewise.
1630 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1631 (assign_parms, allocate_struct_function): Likewise.
1632 (use_register_for_decl): New.
1633 (expand_function_end): Don't setjmp_protect.
1634 * function.h (struct emit_status): Update commentary.
1635 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1636 (max_parm_reg, parm_reg_stack_loc): Remove.
1637 * passes.c (DFI_addressof): Remove.
1638 (dump_file_info): Remove addressof.
1639 (rest_of_handle_addressof): Remove.
1640 (rest_of_compilation): Don't call it.
1641 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1642 * stmt.c (expand_decl): Use use_register_for_decl.
1643 * tree.h: Update decls.
1644 * web.c (mark_addressof): Remove.
1645 * doc/invoke.texi (-dF): Remove.
1647 2004-07-03 Richard Henderson <rth@redhat.com>
1649 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1650 instead of gen_mem_addressof.
1651 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1652 TImode output register.
1654 2004-07-03 Richard Henderson <rth@redhat.com>
1656 PR tree-optimization/16341
1657 * tree-sra.c (sra_walk_function): Increment to next stmt before
1658 processing the current stmt.
1659 (sra_insert_after): Always use BSI_SAME_STMT.
1661 2004-07-03 Richard Henderson <rth@redhat.com>
1663 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1666 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1668 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1669 with tree_int_cst_equal.
1671 2004-07-03 Andreas Schwab <schwab@suse.de>
1673 * config/ia64/ia64.md: Define new attribute "empty".
1674 (prologue_use, nop_x, insn_group_barrier): Set it.
1676 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1677 skip over "empty" insns.
1679 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1681 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1682 context to gimplify_body.
1683 (walk_tree): Don't walk into types twice.
1684 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1686 * tree-sra.c (generate_element_init): Remove any useless conversions.
1688 * gimplify.c (gimplify_conversion): Remove stripping useless
1689 conversions from here.
1690 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1691 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1692 Unshare before substituting PLACEHOLDER_EXPR.
1693 (gimplify_modify_expr_to_memset): Likewise.
1694 Pass address of TO to memset, not TO itself.
1695 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1696 time we make an expression (to match a PLACEHOLDER_EXPR).
1698 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1699 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1700 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1701 * tree-ssa-dom.c (local_fold): Likewise.
1703 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1704 * langhooks.h (strct lang_hooks): New field type_max_size.
1705 * function.c (assign_temp): Call it.
1707 2004-07-03 Steven Bosscher <stevenb@suse.de>
1709 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1710 * config/sh/sh.md: Convert the SH1 pipeline description to
1713 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1715 * c-decl.c (struct c_binding): Remove contour field; add
1716 depth, invisible, nested fields.
1717 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1718 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1719 (bind): Add invisible and nested arguments. Initialize
1720 new fields of struct c_binding; adjust loop scanning for
1722 (free_binding_and_advance): Clear structure with memset.
1723 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1724 in file scope, even if it's in external scope too.
1725 (pushdecl): Adjust to match. Create invisible file-scope
1726 declarations for block-scope forward declarations of static functions.
1727 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1728 (undeclared_variable, lookup_label, declare_label, define_label)
1729 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1730 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1731 (store_parm_decls_oldstyle): Adjust to match.
1732 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1733 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1735 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1736 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1738 2004-07-02 Richard Henderson <rth@redhat.com>
1740 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1741 around variable_size.
1742 (set_decl_nonlocal): Remove.
1743 (store_parm_decls): Add stmts for pending sizes.
1744 * calls.c (calls_function, calls_function_1): Remove.
1745 (precompute_arguments): Don't call it.
1746 * cfgexpand.c (set_save_expr_context): Remove.
1747 (tree_expand_cfg): Don't call it.
1748 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1749 (dwarf2out_finish): Likewise.
1750 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1751 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1752 (safe_from_p): Don't queue SAVE_EXPRs.
1753 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1754 or build plain VAR_DECLs.
1755 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1757 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1758 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1759 (put_var_into_stack): Don't handle SAVE_EXPR.
1760 (gen_mem_addressof): Likewise.
1761 * function.h (struct function): Remove x_save_expr_regs.
1762 (save_expr_regs): Remove.
1763 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1764 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1765 * stor-layout.c (variable_size): Don't set it.
1766 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1767 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1768 all callers. Don't set SAVE_EXPR_CONTEXT.
1769 * tree-inline.h (remap_save_expr): Update decl.
1770 * tree.c (save_expr): Update build size.
1771 (first_rtl_op): Don't handle SAVE_EXPR.
1772 (unsave_expr_1, contains_placeholder_p): Likewise.
1773 (decl_function_context): Likewise.
1774 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1775 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1776 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1778 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1780 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1781 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1782 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1783 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1784 some first-person references and patronizing comments. Based on
1786 * doc/invoke.texi: Don't reference fortran@gnu.org.
1787 * doc/trouble.texi (Warning when a non-void function value is
1788 ignored): Rewrite. From Russ Allbery and Chris Devers.
1790 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1792 * tree-ssa-pre.c (bitmap_set_t): New.
1793 (bb_value_sets): avail_out is now a bitmap_set_t.
1794 (bitmap_find_leader): New function.
1795 (bitmap_value_insert_into_set): Ditto.
1796 (bitmap_set_copy): Ditto.
1797 (bitmap_value_replace_in_set): Ditto.
1798 (bitmap_set_contains_value): Ditto.
1799 (bitmap_set_new): Ditto.
1800 (bitmap_set_pool): New pool.
1801 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1802 (insert_aux): Ditto.
1803 (add_to_sets): Ditto.
1804 (compute_avail): Ditto
1808 (execute_pre): Ditto.
1810 2004-07-02 Roger Sayle <roger@eyesopen.com>
1812 * config/rs6000/rs6000.c (struct processor_costs): New structure
1813 used to hold instruction latencies/sizes for processor types.
1814 (rs6000_cost): New global variable pointing to current CPU's costs.
1815 (rs6000_override_options): Initialize rs6000_cost to point to the
1816 appropriate cost table based upon rs6000_cpu and optimize_size.
1817 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1820 2004-07-02 Richard Henderson <rth@redhat.com>
1822 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1824 2004-07-02 Steven Bosscher <stevenb@suse.de>
1826 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1828 2004-07-01 Richard Henderson <rth@redhat.com>
1830 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1831 (alpha_gp_save_rtx): Use assign_stack_local instead of
1834 2004-07-01 Richard Henderson <rth@redhat.com>
1836 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1837 (alpha_rtx_cost_data): Update to match.
1838 (alpha_rtx_cost_size): New.
1839 (alpha_rtx_costs): Honor optimize_size.
1841 2004-07-01 Richard Henderson <rth@redhat.com>
1843 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1844 * cfgexpand.c (tree_expand_cfg): Do it here.
1845 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1846 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1847 * config/mips/mips.c (mips_output_mi_thunk): And here.
1848 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1849 * config/sh/sh.c (sh_output_mi_thunk): And here.
1850 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1852 2004-07-01 Richard Henderson <rth@redhat.com>
1854 * tree.def (RTL_EXPR): Remove.
1855 * c-typeck.c (lvalue_p): Don't handle it.
1856 * expr.c (safe_from_p): Likewise.
1857 (expand_expr_real_1): Likewise.
1858 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1859 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1860 * gengtype.c (adjust_field_tree_exp): Likewise.
1861 * stmt.c (warn_if_unused_value): Likewise.
1862 * tree-gimple.c (recalculate_side_effects): Likewise.
1863 * tree-pretty-print.c (dump_generic_node): Likewise.
1864 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1865 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1866 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1868 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1869 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1870 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1871 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1872 all the bits that tracked last_expr.
1873 (expand_end_bindings): Don't track last_expr.
1874 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1875 (clear_last_expr): Remove.
1876 (expand_asm): Don't call it.
1877 (expand_asm_operands, expand_end_cond): Likewise.
1878 (expand_naked_return, expand_null_return_1): Likewise.
1879 * c-typeck.c (c_begin_compound_stmt): Likewise.
1880 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1881 * expr.c (expand_expr_real_1): Likewise.
1882 * tree.h: Update prototypes.
1884 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1885 (struct emit_status): Remove sequence_rtl_expr.
1886 (struct function): Remove x_rtl_expr_chain.
1887 (seq_rtl_expr, rtl_expr_chain): Remove.
1888 * function.c (struct temp_slot): Remove rtl_expr.
1889 (assign_stack_temp_for_type): Don't set it.
1890 (free_temp_slots, pop_temp_slots): Don't check it.
1891 (free_after_compilation): Don't clear x_rtl_expr_chain.
1892 (fixup_var_refs): Don't search it.
1893 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1894 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1896 (push_topmost_sequence): Likewise.
1897 (end_sequence, init_emit): Likewise.
1898 (start_sequence_for_rtl_expr): Remove.
1899 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1900 * rtl.h (preserve_rtl_expr_result): Remove.
1902 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1904 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1905 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1908 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1910 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1911 (STANDARD_STARTFILE_PREFIX_2): Define.
1912 (standard_startfile_prefix_1): Initialize to
1913 STANDARD_STARTFILE_PREFIX_1.
1914 (standard_startfile_prefix_2): Initialize to
1915 STANDARD_STARTFILE_PREFIX_2.
1916 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1917 (STANDARD_STARTFILE_PREFIX_1): Define.
1918 (STANDARD_STARTFILE_PREFIX_2): Define.
1919 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1920 (STANDARD_STARTFILE_PREFIX_2): Document.
1922 2004-07-01 Richard Henderson <rth@redhat.com>
1924 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1925 in order to disable scalarization. Instead set a flag and wait
1926 for a candidate decl.
1928 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1930 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1931 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1932 Use terminology "testsuite" and "enumerated".
1934 2004-07-01 Richard Henderson <rth@redhat.com>
1936 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1937 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1938 (initial_return_save): Likewise.
1939 (flush_queued_reg_saves): Remap register numbers.
1940 (dwarf2out_return_reg): Likewise.
1942 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1944 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1946 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1947 access functions for lower bound and element size and only output
1948 if lower bound nonzero or element size not same as that of type.
1949 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1951 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1953 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1955 2004-07-01 Per Bothner <per@bothner.com>
1957 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1959 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1961 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1962 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1963 first operand. Don't optimize if the bitfield is volatile.
1965 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1967 * c-pretty-print.c (pp_c_postfix_expression): Handle
1968 floating-point comparison operators.
1969 (pp_c_expression): Pass floating-point comparison
1970 operators to pp_c_postfix_expression.
1972 2004-07-01 Roger Sayle <roger@eyesopen.com>
1974 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1975 rtx_cost instead of "had_mult" to determine whether the transformed
1976 expression is cheaper than the original.
1978 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1980 * alias.c (get_alias_set, canon_rtx, get_addr,
1981 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1983 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1984 expand_builtin): Likewise.
1985 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1987 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1988 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1989 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1990 record_dead_and_set_regs_1, get_last_value_validate,
1991 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1992 * cse.c (check_dependence, canon_hash, equiv_constant,
1993 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1994 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1995 count_reg_usage): Likewise.
1996 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1997 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1998 cselib_record_sets): Likewise.
1999 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2000 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2001 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2002 * df.c (df_uses_record): Likewise.
2003 * dojump (do_jump): Likewise.
2004 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2005 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2006 decl_start_label): Likewise.
2007 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2008 operand_subword, change_address_1, make_safe_from): Likewise.
2009 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2010 stabilize, force_not_mem): Likewise.
2011 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2012 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2013 * expr.c (convert_move, convert_modes, emit_block_move,
2014 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2015 emit_move_insn_1, expand_assignment, store_expr,
2016 store_constructor_field, store_constructor, store_field,
2017 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2019 * final.c (cleanup_subreg_operands, alter_subreg,
2020 get_mem_expr_from_op): Likewise.
2021 * flow.c (notice_stack_pointer_modification_1,
2022 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2024 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2025 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2026 optimize_bit_field, flush_addressof, purge_addressof_1,
2027 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2028 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2029 keep_stack_depressed): Likewise.
2030 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2031 noce_process_if_block, find_memory): Likewise.
2032 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2033 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2034 update_equiv_regs): Likewise.
2035 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2036 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2037 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2038 * passes.c (rest_of_handle_final): Likewise.
2039 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2040 move2add_note_store): Likewise.
2041 * ra-build.c (detect_remat_webs): Likewise.
2042 * ra-debug.c (dump_static_insn_cost): Likewise.
2043 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2044 * recog.c (validate_change, apply_change_group, cancel_changes,
2045 validate_replace_rtx_1, general_operand, register_operand,
2046 nonmemory_operand, push_operand, pop_operand, memory_operand,
2047 indirect_operand, asm_operand_ok, offsettable_memref_p,
2048 offsettable_nonstrict_memref_p, constrain_operands,
2049 store_data_bypass_p): Likewise.
2050 * reg-stack.c (subst_stack_regs_pat): Likewise.
2051 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2052 copy_cost, reg_scan_mark_refs): Likewise.
2053 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2054 combine_stack_adjustments_for_block): Likewise.
2055 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2056 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2057 find_reloads, find_reloads_address, find_reloads_address_1,
2058 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2059 find_equiv_reg): Likewise.
2060 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2061 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2062 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2063 delete_address_reloads): Likewise.
2064 * resource.c (mark_referenced_resources): Likewise.
2065 * rtlanal.c (get_jump_table_offset, count_occurrences,
2066 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2067 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2068 num_sign_bit_copies1): Likewise.
2069 * rtlhooks.c (gen_lowpart_general): Likewise.
2070 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2071 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2072 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2073 sdbout_global_decl): Likewise.
2074 * simplify-rtx.c (simplify_subreg): Likewise.
2075 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2076 expand_anon_union_decl, expand_end_case_type): Likewise.
2077 * unroll.c (calculate_giv_inc): Likewise.
2078 * var-tracking.c (stack_adjust_offset_pre_post,
2079 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2080 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2081 vt_add_function_parameters): Likewise.
2082 * varasm.c (make_var_volatile, notice_global_symbol,
2083 assemble_external, decode_addr_const, mark_weak,
2084 default_encode_section_info): Likewise.
2086 2004-07-01 Steven Bosscher <stevenb@suse.de>
2088 * stmt.c (check_seenlabel): Remove.
2089 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2091 2004-07-01 Richard Henderson <rth@redhat.com>
2093 * function.h (struct function): Remove x_function_call_count.
2094 (function_call_count): Remove.
2095 * calls.c (expand_call): Don't set it.
2096 * integrate.c (copy_rtx_and_substitute): Likewise.
2098 * function.h (struct function): Remove x_cleanup_label.
2099 (cleanup_label): Remove.
2100 * stmt.c (expand_value_return): Don't use it.
2101 * function.c (free_after_compilation): Don't set it.
2102 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2103 * cfgexpand.c (tree_expand_cfg): Update call.
2104 * tree.h (expand_function_start): Update decl.
2106 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2109 * c-lang.c (c_initialize_diagnostics): Move from here ...
2110 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2111 (c_tree_printer): Use pretty-printer to format %T.
2112 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2113 before '*' if not C++.
2114 (pp_c_direct_abstract_declarator): Don't try to print array upper
2115 bound for flexible array members.
2116 * c-tree.h: Include "diagnostic.h".
2117 (c_initialize_diagnostics): Declare.
2118 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2119 * c-format.c (format_type_warning): New function. Improve
2120 diagnostics for incorrect format argument types.
2121 (check_format_types): Use it. Add two parameters. Use the
2122 TYPE_MAIN_VARIANT of wanted_type.
2123 (check_format_info_main): Pass new parameters to
2125 (struct format_wanted_type): Update comment.
2127 2004-07-01 Nick Clifton <nickc@redhat.com>
2129 * target.h (struct gcc_target): Add new field to struct cxx:
2130 import_export_class.
2131 * target-def.h (TARGET_CXX): Initialise the new field.
2132 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2134 * doc/tm.texi: Document the new target hook.
2136 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2138 * builtins.c (fold_builtin_classify): Fix typo.
2140 2004-07-01 Richard Henderson <rth@redhat.com>
2142 * function.c (identify_blocks, identify_blocks_1): Remove.
2143 * function.h (identify_blocks): Remove.
2144 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2146 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2148 * builtins.c (fold_builtin_classify): New.
2149 (fold_builtin_unordered_cmp): Fix commentary.
2150 (fold_builtin): Use it.
2151 * builtins.def: Define builtins for isnan,
2152 isnanf, isnanl, finite, finitef, finitel,
2153 isinf, isinff, isinfl.
2155 2004-07-01 Richard Henderson <rth@redhat.com>
2157 * function.h (struct function): Remove dont_emit_block_notes.
2158 * gimple-low.c (lower_function_body): Don't set it.
2159 * cfgexpand.c (expand_block): Don't check it.
2160 * cfglayout.c (insn_locators_initialize): Likewise.
2161 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2162 * passes.c (rest_of_compilation): Likewise.
2163 * stmt.c (expand_start_bindings_and_block): Likewise.
2164 (expand_end_bindings): Likewise.
2166 2004-07-01 Richard Henderson <rth@redhat.com>
2168 * cgraph.h (cgraph_build_static_cdtor): Declare.
2169 * cgraphunit.c (cgraph_build_static_cdtor): New.
2170 * c-objc-common.c (build_cdtor): Use it.
2171 * coverage.c (create_coverage): Likewise.
2172 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2173 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2175 See ChangeLog.11 for earlier changes.