1 2004-07-08 Richard Henderson <rth@redhat.com>
3 * config/arc/arc-protos.h (arc_va_arg): Remove.
4 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
6 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
8 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
9 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
10 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
11 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
13 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
17 2004-07-08 Zack Weinberg <zack@codesourcery.com>
19 * c-decl.c (static_ctors, static_dtors): Make static.
20 (pop_file_scope): Call c_common_write_pch and
21 cgraph_finalize_compilation_unit here.
22 (build_cdtor): Moved here from c-objc-common.c; simplify.
23 (c_write_global_declarations_1): Clarify comment.
24 (c_write_global_declarations): Close the external scope before
25 doing anything else. Call build_cdtor, cgraph_optimize, and
26 mudflap_finish_file here.
27 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
29 * c-objc-common.c: No need to include cgraph.h.
30 (build_cdtor): Moved to c-decl.c.
31 (c_objc_common_finish_file): Delete.
32 * c-tree.h: Update to match.
33 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
34 (generate_static_references): Set TREE_USED before calling finish_decl.
35 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
36 on the static_instances_decl.
38 2004-07-08 Zack Weinberg <zack@codesourcery.com>
40 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
41 decls when there is only one input translation unit.
42 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
43 change of 2004-07-05; do not treat declarations with
44 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
45 * opts.c (cur_in_fname): Delete.
47 * tree.c: Revert changes of 2004-07-05; no special treatment
48 for TRANSLATION_UNIT_DECLs.
49 * Makefile.in (tree.o): Update dependencies.
51 2004-07-08 Roger Sayle <roger@eyesopen.com>
53 * builtins.c (fold_builtin_strcpy): Merge functionality from
54 simplify_builtin_strcpy. Add additional len argument. No longer
55 static. Remove function prototype.
56 (fold_builtin_strncpy): Likewise integrate functionality from
57 simplify_builtin_strncpy. Add additional slen argument. No
58 longer static. Remove function prototype.
59 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
60 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
61 types of "ignore" and "unlocked" parameters to bool.
62 (fold_builtin_1): Add additional ignore argument. Call renamed
63 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
64 builtins. Update arguments to fold_builtin_strncpy and
65 fold_builtin_strcpy. Add function prototype.
66 (fold_builtin): Add additional Boolean ignore argument to pass
68 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
69 and fold_builtin_strncpy instead of simplify_builtin_fputs,
70 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
72 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
73 simplify_builtin_strncpy): Delete function prototypes.
74 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
75 fold_builtin_strncpy): Add function prototypes here.
76 (fold_builtin): Update function prototype with new "bool ignore".
78 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
79 (ccp_fold_builtin): Update call to fold_builtin. Call
80 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
81 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
82 simplify_builtin_strncpy respectively.
83 * fold-const.c (fold): Update call to fold_builtin.
85 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
87 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
90 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
91 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
92 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
93 * calls.c: Remove ifdefs of macros above.
94 * functions.c: Likewise.
97 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
99 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
100 (arch attribute): Delete.
101 (current_function_calls_alloca attribute): Rename into calls_alloca.
102 (calls_eh_return): New attribute.
103 (leaf_function): Likewise.
104 (length attribute): Fix formula for sibcalls.
105 (return insn): Correctly compute the 'length' attribute.
106 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
108 2004-07-08 Richard Henderson <rth@redhat.com>
110 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
111 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
112 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
113 * tree-eh.c (lower_eh_constructs_1): Likewise.
114 * tree-sra.c (sra_walk_modify_expr): Likewise.
115 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
116 (eliminate_unnecessary_stmts): Likewise.
117 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
118 * tree-tailcall.c (optimize_tail_call): Likewise.
119 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
121 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
122 Jakub Jelinek <jakub@redhat.com>
124 * config/i386/i386.c (override_options): Enable
125 SSE prefetches with -mtune, as long as we are
126 compiling for i686 or higher. All i686 processors
127 accept SSE prefetches as NOPS, some i586's don't.
129 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
132 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
134 2004-07-08 Diego Novillo <dnovillo@redhat.com>
136 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
137 the handling of clobbering ASM_EXPRs.
139 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
142 * config/sparc/sparc.c (function_value): In 64-bit mode,
143 return the aggregates larger than 16 bytes like unions.
145 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
148 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
149 'temp' is zero, generate new pseudos as needed and emit the
150 sequence of insns in single-assignment form. Resync comments
152 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
153 function before reload.
155 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
157 * vec.c (vec_assert_fail): Remove duplicate 'function'.
159 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
161 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
162 Allocation is signed.
163 (VEC_reserve): Return flag, allocation is signed.
165 2004-07-08 Richard Henderson <rth@redhat.com>
167 * tree-ssa-ccp.c (fold_stmt): Get type directly from
170 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
171 Neil Booth <neil@daikokuya.co.uk>
175 * c-decl.c (finish_struct): Ensure bit-fields are given the
177 * c-common.c (c_common_signed_or_unsigned_type): For C, require
178 the precision to match as well as the mode.
179 * expr.c (reduce_to_bit_field_precision): New function.
180 (expand_expr_real_1): Reduce expressions of bit-field type to
182 * langhooks.h (reduce_bit_field_operations): New hook.
183 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
185 * c-lang.c, objc/objc-lang.c
186 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
187 * objc/objc-act.c (check_ivars): Convert types to bit-field types
189 * tree.c (build_nonstandard_integer_type): New function.
190 * tree.h (build_nonstandard_integer_type): New prototype.
191 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
192 conversions between integer and boolean types as useless.
194 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
196 * c-common.c (c_common_nodes_and_builtins): Do not
197 create __builtin_ptrdiff_t and __builtin_size_t.
199 2004-07-08 Andrew Pinski <apinski@apple.com>
201 * Makefile.in (libbackend.o): Add -combine to the gcc
204 2004-07-08 Nick Clifton <nickc@redhat.com>
206 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
209 2004-07-08 Richard Henderson <rth@redhat.com>
211 * except.c (expand_eh_region_start, expand_eh_region_end,
212 expand_eh_handler, expand_eh_region_end_cleanup,
213 expand_start_all_catch, expand_start_catch, expand_end_catch,
214 expand_end_all_catch, expand_eh_region_end_allowed,
215 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
216 expand_eh_region_end_fixup): Remove.
217 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
218 cleanups, outer_cleanups, label_chain, exception_region.
219 (struct goto_fixup): Remove stack_level, cleanup_list_list.
220 (struct label_chain): Remove.
221 (struct stmt_status): Remove x_stack_block_stack.
222 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
223 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
224 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
225 end_cleanup_deferral, last_cleanup_this_contour,
226 containing_blocks_have_cleanups_or_stack_level,
227 any_pending_cleanups): Remove.
228 (expand_null_return_1): Take no arguments.
229 (expand_label, expand_naked_return, expand_return,
230 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
231 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
232 expand_end_case_type): Don't use any of them.
233 * calls.c (expand_call): Likewise.
234 * dojump.c (do_jump): Likewise.
235 * function.c (expand_function_end): Likewise.
236 * expr.c (store_expr, expand_expr_real_1): Likewise.
237 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
238 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
239 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
240 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
241 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
242 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
243 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
244 for WITH_CLEANUP_EXPR.
245 (gimple_push_cleanup): Likewise.
246 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
247 * print-tree.c (print_node): Likewise.
248 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
249 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
250 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
251 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
252 (GOTO_SUBROUTINE_EXPR): Remove.
253 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
254 (DECL_TOO_LATE): Remove.
255 * except.h, tree.h: Update decls.
257 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
259 * explow.c (optimize_save_area_alloca): Do not accept parameters.
260 * passes.c (rest_of_handle_final): Handle symout.
261 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
263 (rest_of_handle_sched): Break out SMS. Remove ifs for
264 flag_schedule_insns and flag_modulo_sched.
265 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
267 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
268 (rest_of_handle_partition_blocks, rest_of_handle_sms,
269 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
270 rest_of_handle_mode_switching, rest_of_handle_jump,
271 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
272 rest_of_handle_jump2, rest_of_handle_postreload,
273 rest_of_handle_flow2, rest_of_clean_state,
274 rest_of_handle_shorten_branches,
275 rest_of_handle_prologue_epilogue,
276 rest_of_handle_branch_target_load_optimize): New.
277 (rest_of_compilation): Call the above. Remove ggc_collect
278 calls moved to rest_of_handle_*.
279 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
281 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
282 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
283 * except.h (set_nothrow_function_flags): Update comment.
284 * function.c (current_function_nothrow): Remove.
285 * output.h (current_function_nothrow): Remove.
286 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
287 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
289 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
292 * reorg.c: Revert 2004-06-30 change.
293 (find_end_label): If HAVE_epilogue and !HAVE_return,
294 return 0 instead of creating a label at the end of the insn chain.
295 (optimize_skip): Account for the failure mode of find_end_label.
296 (fill_simple_delay_slots): Likewise.
297 (fill_slots_from_thread): Likewise.
298 (relax_delay_slots): Likewise.
300 2004-07-08 Diego Novillo <dnovillo@redhat.com>
302 * tree-flow.h (addressable_vars): Declare.
303 * tree-ssa-alias.c (addressable_vars): Define.
304 (setup_pointers_and_addressables): Add addressable variables
306 * tree-ssa-operands.c (get_stmt_operands): Move
307 handling of ASM_EXPRs ...
308 (get_asm_expr_operands): ... here.
309 When the ASM_EXPR clobbers memory, also clobber addressable
311 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
312 (delete_tree_ssa): Reset addressable_vars.
314 2004-07-07 Jan Beulich <jbeulich@novell.com>
315 Richard Henderson <rth@redhat.com>
317 * varasm.c (assemble_variable): Use assemble_zeros for
318 zero-initialized variables.
319 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
320 for SECCAT_BSS and SECCAT_TBSS.
322 2004-07-07 Jan Beulich <jbeulich@novell.com>
324 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
326 * expmed.c (emit_store_flag): Also special-case double-word
327 (in-)equality comparison against -1.
329 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
330 passing arguments the containers for which are registers.
332 * calls.c (emit_library_call_value_1): Use mode of function parameter
333 rather than that of argument since constants have none.
335 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
337 Introduce H8SX support.
338 * expr.c (expand_strcpy): Renamed and moved to...
339 * builtins.c (expand_movstr): ... here. Tweak.
340 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
341 computed or has side effects.
342 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
343 unused, or if mempcpy fails. Adjust the return value in the
344 latter case. Use movstr if everything else fails.
345 * doc/md.texi (movstr): Document.
346 (movmemM, clrmemM): Fix explanation of memory block operands.
347 * config/h8300/h8300.md (stpcpy): Renamed to...
348 (movstr): ... this. Adjust.
349 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
350 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
351 movmem* and clrstr* to clrmem*.
352 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
353 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
354 GENERAL_REGS, always.
355 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
356 getting the stack pointer as addr.
357 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
358 from general_operand_dst.
359 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
361 (movmd_internal): ... this. Add modes to operands. Disparage `D'
362 instead of requiring it to match only before reload.
363 (stpcpy_internal_normal): New, normal-mode variant of...
364 (stpcpy_internal): ... this. Add modes to operands. Disparage
365 `D' instead of requiring it to match only before reload.
366 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
368 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
369 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
371 * config/h8300/h8300.md (attr type): Add call.
372 (attr can_delay): If type is call, set it no.
373 (call, call_value): Set type to call.
374 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
375 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
376 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
377 * tree.c (get_narrower): Don't narrow integral types into
379 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
380 frame_size *before* the first use.
381 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
383 (peephole2): Don't widen instructions that push SP. Move
384 decrement of SP to the end of all stm-generating peepholes.
385 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
386 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
387 and OR to set it to all ones.
388 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
389 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
390 (call, call_value): Set can_delay to "no".
391 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
392 * config/h8300/h8300.md (extzv): Make subreg check more robust.
393 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
394 * config/h8300/h8300.md (*brabit): Remove.
395 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
396 zero_extract. Use bit_memory_operand as the predicate for
397 operand 1 and 'WU' as the constraint. Check the difference
398 between the base length and the final one when deciding which
399 type of branch to use.
400 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
401 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
402 Use convert_move to extend the result for TARGET_H8300SX. Check
403 for QImode memory references. Optimize the case where the
404 destination is a paradoxical subreg.
405 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
406 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
407 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
408 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
409 * config/h8300/h8300.md: Include mova.md
410 (length_table): Add mova and mova_zero.
411 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
412 after all constant addresses for '%R', '%X', '%T' and '%S'.
413 (h8300_mova_length): New function.
414 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
415 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
416 dependencies for s-config, etc.
417 * config/h8300/gemova.sh: New file.
418 * config/h8300/mova.md: Generated.
419 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
420 * config/h8300/h8300.c (h8300_bitfield_length): New.
421 (nibble_operand): Adjust.
422 (h8300_binary_length): Handle conditional binary op.
423 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
424 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
425 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
426 and P#<0, unused so far. W and Y are now prefixes to multi-letter
427 constraints. WU is introduced as a variant of U that requires a
428 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
429 * config/h8300/h8300.md (attr type): Added bitbranch.
430 (attr length_table): Added bitfield and bitbranch.
431 (attr length): Compute bitbranch length.
432 (andqi): Separate pattern for H8300SX. Use bfld for loading the
433 least-significant bit of a byte.
434 (brabit, brabc, brabs): New.
435 (insv, extzv): Emit bfst and bfld on H8300SX.
436 (bfld, bfst, seq, sne): New.
437 (bstzhireg, cmpstz, bstz, bistz): New.
438 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
439 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
440 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
441 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
442 (h8sx_unary_memory_operator): New function.
443 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
444 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
445 * config/h8300/h8300.md: Add peepholes to combine reloads and
447 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
448 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
449 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
450 (and?i, ior?i, xor?i): Likewise.
451 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
452 * config/h8300/h8300.c: Move enums and prototypes to head of file.
453 Various whitespace fixes.
454 (h8300_constant_length): New function, split out from...
455 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
456 (h8300_classify_operand): Use IN_RANGE.
457 (h8300_classify_operand): Use h8300_constant_length.
458 (h8300_short_move_mem_p): Tighten size check.
459 (h8sx_mergeable_memrefs_p): Tighten equality check.
460 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
461 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
463 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
464 * config/h8300/crtn.asm: Likewise.
465 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
466 if __H8300SX__ is defined.
467 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
468 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
469 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
470 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
471 addresses as mode-dependent.
472 * config/h8300/h8300.c (print_operand_address): Update call to
474 (h8300_get_index): Take a mode argument. Rework to fix an
475 earlier misunderstanding.
476 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
477 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
478 into a register if TARGET_H8300SX.
479 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
480 TARGET_H8300SX. Also disable related define_splits.
481 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
482 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
483 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
484 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
485 * config/h8300/h8300.h (OK_FOR_Z): New macro.
486 (EXTRA_CONSTRAINT_STR): Check it.
487 * config/h8300/h8300.c (h8300_classify_operand): Accept null
489 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
490 * config/h8300/h8300.md (length_table): Add mov_imm4.
491 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
492 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
493 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
495 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
496 * config/h8300/h8300.c (h8300_reorg): New function.
497 (TARGET_MACHINE_DEPENDENT_REORG): Define.
498 * config/h8300/h8300.md (length): Subtract the length of the
499 delay slot from (pc) when checking the range of forward branches.
500 (delay_slot, can_delay): New attributes.
501 (define_delay): Add bra/s handling.
502 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
503 (jump): Add delayed-branch handling.
504 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
505 * expr.c (expand_strcpy): New function.
506 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
507 (expand_builtin_stpcpy): Likewise.
508 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
509 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
510 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
511 handling to improve register allocation for -fno-omit-frame-pointer.
512 (h8sx_split_movmd): Delete, moving er6 handling into...
513 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
514 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
515 (movmd): Add calls to copy_rtx.
516 (movmd_internal): In the second alternative, allow the initial and
517 final destination registers to be different . Update the splitter
518 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
519 instead of h8sx_split_movmd.
520 (stpcpy, movsd): New expanders.
521 (movsd_internal): New define_insn.
522 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
523 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
524 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
525 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
526 and DESTINATION_REGS.
527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
528 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
529 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
530 (h8300_move_ratio): Declare.
531 (MOVE_RATIO): Use it.
532 * config/h8300/h8300.c (h8300_move_ratio): New variable.
533 (h8300_init_once): Initialize it.
534 (h8300_reg_class_from_letter): New function.
535 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
536 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
537 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
538 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
539 (movstrsi, movmd): New expanders.
540 (movmd_internal): New insn.
541 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
542 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
543 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
544 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
545 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
546 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
547 * config/h8300/h8300.c (nibble_operand): Fix warning.
548 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
549 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
550 (movsf_h8300h): Disable for TARGET_H8300SX.
551 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
552 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
553 h8300_stm_parallel and h8300_return_parallel.
554 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
555 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
556 h8300_stm_parallel, h8300_return_parallel): New functions.
557 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
558 if TARGET_H8300SX. Use h8300_push_pop.
559 (h8300_expand_epilogue): Likewise. Try to merge the return insn
560 and final pop when generating h8sx code. Always emit some form
562 * config/h8300/h8300.md: Don't enforce register alignment in
563 stm peepholes if TARGET_H8300SX.
564 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
565 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
566 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
567 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
568 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
569 (MULTILIB_DIRNAMES): Add a directory for it.
570 (MULTILIB_MATCHES): Delete.
571 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
572 * final.c (walk_alter_subreg): Handle addresses with subregs
573 inside a ZERO_EXTEND or AND.
574 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
575 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
577 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
578 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
579 @(dd,Rn.w) and @(dd,ERn.L).
580 (h8300_displacement_size): Take the whole address as argument.
581 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
582 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
583 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
584 (h8sx_mergeable_memrefs_p): Declare.
585 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
586 (HAVE_PRE_INCREMENT): Likewise.
587 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
588 addresses for TARGET_H8300SX,
589 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
591 (movb_length_table, movl_length_table): New tables.
592 (movw_length_table): Define to movb_length_table.
593 (h8300_displacement_size): New, split out from...
594 (h8300_classify_address): ...here. Handle pre/post inc/dec.
595 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
596 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
597 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
598 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
599 (compute_plussi_length, compute_plussi_cc): Update accordingly.
600 (h8sx_unary_shift_operator): Get the mode from the operator.
601 (binary_shift_operator): Likewise.
602 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
603 a memory reference, check whether the reference is offsettable.
604 (length_table): Add movb, movw and movl.
605 (movqi): Add new h8sx pattern. Don't force one operand to be a
606 register when generating h8sx code.
607 (movhi, movsi, movsf): Likewise.
608 (movstrictqi): Use the length_table attribute.
609 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
610 (addqi3): Split into a define_expand and define_insn. Don't accept
611 memory operands in the expander. Use h8300_operands_match_p to
612 check for matching operands in the define_insn.
613 (subqi3, negqi2, one_cmplqi2): Likewise.
614 (add[hs]i3): Don't accept memory operands in the expander. Likewise
615 in any patterns that are unused in h8sx code. In the h8sx patterns,
616 use h8300_operands_match_p to check whether operands match.
617 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
618 one_cmpl[hs]i3): Likewise.
619 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
621 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
622 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
623 (h8300_insn_length_from_table): Add a second parameter.
624 (output_h8sx_shift): Declare.
625 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
626 (EXTRA_CONSTRAINT): Replace with...
627 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
628 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
629 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
630 and h8sx_binary_shift_operator.
631 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
633 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
634 (bit_memory_operand, fix_bit_operand): Likewise.
635 (h8300_length_table_for_insn): Remove.
636 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
638 (h8300_short_immediate_length, h8300_binary_length): New functions.
639 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
640 (output_plussi): Use sub to add negative constants.
641 (compute_plussi_length): Adjust accordingly.
642 (h8sx_single_shift_type): New enum.
643 (h8sx_single_shift, h8sx_unary_shift_operator,
644 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
645 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
646 single h8sx instruction. Return false in this case.
647 * config/h8300/h8300.md (length_table): Add short_immediate.
648 (length): Pass the operand array to h8300_insn_length_from_table.
649 (adjust_length): Assume "no" for insns with a length_table attribute.
650 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
651 (*addhi3_h8300hs): Don't use for h8sx.
652 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
654 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
655 1's predicate to nonimmediate_operand. Only skip default expansion
656 if expand_a_shift or expand_a_rotate returns true. Add new patterns
657 for single h8sx shift instructions.
658 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
659 * config/h8300/h8300.c (nibble_operand): Split out of...
660 (reg_or_nibble_operand): ... this.
661 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
662 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
663 umulhisi3): Introduce expand, and introduce separate insns for
664 sign- or zero-extended REG and already-extended CONST_INT.
665 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
666 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
667 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
668 (subhi3): Likewise. Don't accept immediates for operand 1.
669 Remove the early clobber from second alternative of the h8300s pattern.
670 (subsi3): Generalize for h8sx. Force operand 2 into a register
671 on plain h8300 targets.
672 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
673 (subsi3_h8300h): Generalize for h8sx.
674 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
675 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
676 * config/h8300/h8300.c (reg_or_nibble_operand): New.
677 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
678 (TARGET_H8300SXMUL): New.
679 (CONST_OK_FOR_P): New.
680 (CONST_OK_FOR_LETTER_P): Adjust.
681 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
682 umulhisi3): Accept 4-bit immediate on H8SX.
683 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
684 (udivsi3, divhi3, udivsi3, divsi3): New.
685 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
686 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
687 * config/h8300/h8300.h (OK_FOR_Q): New macro.
688 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
689 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
690 Add ADDRESSOF to the bit_operand entry.
691 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
692 (h8300_src_operand): Likewise.
693 (bit_operand): Check nonimmediate_operand rather than general_operand.
694 Accept any nonimmediate_operand in h8sx code.
695 (h8300_and_costs): Initialize operands[1].
696 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
697 (h8300_operand_class): New enum.
698 (h8300_length_table): New typedef.
699 (addb_length_table, addw_length_table, addl_length_table,
700 logicl_length_table): New tables.
701 (logicb_length_table, logicw_length_table): New macros.
702 (h8300_classify_operand, h8300_length_from_table,
703 h8300_length_table_for_insn, h8300_unary_length,
704 h8300_insn_length_from_table): New functions.
705 (output_plussi): Only use adds and subs for register destinations.
706 Disable redundant clause.
707 (compute_plussi_cc): Likewise.
708 (compute_plussi_length): Likewise. Use h8300_length_from_table
709 to work out the length of an insn.
710 (output_logical_op): Only use narrower immediate instructions
711 if the destination is a register.
712 (compute_logical_op_cc): Likewise.
713 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
714 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
715 * config/h8300/h8300.md (length_table): New attribute.
716 (length): When an instruction has a length_table attribute, use
717 h8300_insn_length_from_table to calculate its default length.
718 (cmpqi): Use h8300_dst_operand for the first operand and
719 h8300_src_operand for the second.
720 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
721 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
722 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
723 iorsi3, xorhi3, xorsi3): Likewise.
724 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
725 so that it allows any combination of operands for TARGET_H8300SX.
726 (iorqi3, xorqi3): Likewise.
727 (cmpqi): Use the length_table attribute.
728 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
729 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
730 (cmpqi): Add 'Q' constraint.
731 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
732 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
733 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
734 * config/h8300/h8300.h (MASK_H8300SX): New macro.
735 (TARGET_H8300S): True for both -ms and -msx.
736 (TARGET_H8300SX): New macro.
737 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
738 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
739 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
740 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
742 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
743 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
744 16-bit pointers and 32-bit ints.
745 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
746 CONST_DOUBLE with mode no wider than SImode.
747 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
749 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
750 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
752 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
753 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
754 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
756 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
758 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
760 2004-07-07 Per Bothner <per@bothner.com>
762 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
764 2004-07-07 Mike Stump <mrs@apple.com>
766 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
767 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
768 (machopic_finish): Likewise.
770 2004-07-07 Richard Henderson <rth@redhat.com>
772 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
773 through any value-preserving cast.
775 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
777 * function.c (assign_parm_find_data_types): Call
778 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
780 2004-07-07 Steven Bosscher <stevenb@suse.de>
782 * tree-cfg.c (group_case_labels): Remove case labels that have
783 the same target as the default case.
785 2004-07-07 Steven Bosscher <stevenb@suse.de>
787 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
788 regardless of DECL_LANG_SPECIFIC being present or not.
789 * tree.h (DECL_NUM_STMTS): Purge.
791 2004-07-07 Andrew Pinski <apinski@apple.com>
793 * configure: Regenerate with the right autoconf.
795 2004-07-07 David Edelsohn <edelsohn@gnu.org>
797 * ifcvt.c (total_bb_rtx_cost): New function.
798 (find_if_case_1): Compare rtx_cost of basic block to cost of
800 (find_if_case_2): Same.
802 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
805 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
806 (output_return): Likewise.
807 (output_sibcall): Abort if !flag_delayed_branch.
808 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
809 (emit_and_preserve): New function.
810 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
811 indirect jump to the thunked-to function if !flag_delayed_branch.
812 * config/sparc/sparc.md (delayed_branch): New attribute.
813 (load_pcrel_sym): Honor flag_delayed_branch. Use above
814 attribute to compute the length of the insn.
815 (goto_handler_and_restore): Likewise.
817 2004-07-07 Andrew Pinski <apinski@apple.com>
819 PR tree-optimization/15777
820 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
822 * expr.c (expand_expr_real_1): Fix formating.
823 BUFFER_REF and IN_EXPR are dead.
824 * fold-const.c (non_lvalue): BUFFER_REF is dead.
825 * tree-inline.c (estimate_num_insns_1): Likewise.
826 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
827 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
828 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
830 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
832 * collect2.c (dump_file): Don't call cplus_demangle if
833 HAVE_LD_DEMANGLE is defined.
834 (main): Pass "--demangle" to ld if no_demangle is not 0 and
835 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
836 if HAVE_LD_DEMANGLE is defined.
838 * configure.ac (--with-demangler-in-ld): Added
839 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
840 --with-demangler-in-ld is used.
841 * config.in: Regenerated.
842 * configure: Likewise.
844 2004-07-07 Roger Sayle <roger@eyesopen.com>
846 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
847 for simple floating point operations "fp", double precision
848 multiplication "dmul", and single and double precision division
849 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
850 (ppc630_cost): New table split from ppc620_cost, to distinguish
851 differences in floating point latencies.
852 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
853 (rs6000_rtx_costs): Add support for single and double precision
854 floating point addition, subtraction, multiplication, division,
855 fused-multiply-add, fused-multiply-sub, negation, absolute value
856 and negative absolute value. Tweak MEM case to use prefered idiom.
858 2004-07-07 Richard Henderson <rth@redhat.com>
860 * tree-flow-inline.h (may_propagate_copy): Move...
861 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
862 attempt to copy between types requiring conversion.
863 * tree-flow.h (may_propagate_copy): Update decl.
864 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
866 2004-07-07 Jakub Jelinek <jakub@redhat.com>
868 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
871 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
873 * builtins.c: Rename movstr*, except for movstrict*, to
874 movmem* and clrstr* to clrmem*.
877 * genopinit.c: Likewise.
878 * integrate.c: Likewise.
879 * local-alloc.c: Likewise.
880 * optabs.c: Likewise.
881 * optabs.h: Likewise.
882 * config/alpha/alpha.h: Likewise.
883 * config/alpha/alpha.md: Likewise.
884 * config/arm/arm-protos.h: Likewise.
885 * config/arm/arm.c: Likewise.
886 * config/arm/arm.md: Likewise.
887 * config/avr/avr.md: Likewise.
888 * config/c4x/c4x.c: Likewise.
889 * config/c4x/c4x.md: Likewise.
890 * config/frv/frv.md: Likewise.
891 * config/i386/i386-protos.h: Likewise.
892 * config/i386/i386.c: Likewise.
893 * config/i386/i386.h: Likewise.
894 * config/i386/i386.md: Likewise.
895 * config/i860/i860.c: Likewise.
896 * config/i860/i860.md: Likewise.
897 * config/ip2k/ip2k.md: Likewise.
898 * config/ip2k/libgcc.S: Likewise.
899 * config/ip2k/t-ip2k: Likewise.
900 * config/m32r/m32r.c: Likewise.
901 * config/m32r/m32r.md: Likewise.
902 * config/mcore/mcore.md: Likewise.
903 * config/mips/mips.c: Likewise.
904 * config/mips/mips.md: Likewise.
905 * config/ns32k/ns32k.c: Likewise.
906 * config/ns32k/ns32k.h: Likewise.
907 * config/ns32k/ns32k.md: Likewise.
908 * config/pa/pa.c: Likewise.
909 * config/pa/pa.md: Likewise.
910 * config/pdp11/pdp11.h: Likewise.
911 * config/pdp11/pdp11.md: Likewise.
912 * config/rs6000/rs6000.c: Likewise.
913 * config/rs6000/rs6000.md: Likewise.
914 * config/s390/s390-protos.h: Likewise.
915 * config/s390/s390.c: Likewise.
916 * config/s390/s390.md: Likewise.
917 * config/sh/lib1funcs.asm: Likewise.
918 * config/sh/sh.c: Likewise.
919 * config/sh/sh.md: Likewise.
920 * config/sh/t-sh: Likewise.
921 * config/sparc/sparc.h: Likewise.
922 * config/vax/vax.md: Likewise.
923 * config/xtensa/xtensa.c: Likewise.
924 * config/xtensa/xtensa.md: Likewise.
925 * doc/invoke.texi: Likewise.
926 * doc/md.texi: Likewise.
927 * doc/rtl.texi: Likewise.
929 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
932 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
933 * config/mips/mips.c (mips_declare_common_object): New function,
934 mostly split out from...
935 (mips_output_aligned_decl_common): ...here.
936 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
937 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
938 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
939 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
941 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
944 * function.c (assign_parms): Fix typo from previous change.
946 2004-07-07 Jason Merrill <jason@redhat.com>
949 * doc/extend.texi (C++ Interface): Correct information and
952 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
957 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
960 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
963 * config/m32r/m32r.c (m32r_function_symbol): New function:
964 Generate a symbol name RTX with the correct m32r specific flags
966 (block_move_call): Use new function to generate correct symbol.
967 * config/m32r/m32r-protos.h: Add prototype for new funcion.
968 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
971 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
973 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
974 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
975 TYPE_BINFO_BASETYPE): Remove.
976 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
978 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
980 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
981 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
982 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
983 (struct tree_binfo): Rename base_types to base_binfos.
984 * alias.c (record_component_aliases): Adjust BINFO macros.
985 * dbxout.c (dbxout_type): Likewise.
986 * dwarf2out.c (gen_member_die): Likewise.
987 * sdbout.c (sdbout_one_type): Likewise.
988 * tree-dump.c (deque_and_dump): Likewise.
989 * config/i386/i386.c (classify_argument,
990 contains_128bit_aligned_vector_p): Likewise.
992 2004-07-07 Nick Clifton <nickc@redhat.com>
994 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
995 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
997 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
999 * vec.h: Fix the example use.
1001 2004-07-06 Richard Henderson <rth@redhat.com>
1003 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1004 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1005 * tree-inline.c (copy_body_r, setup_one_parameter,
1006 initialize_inlined_parameters, expand_call_inline,
1007 declare_inline_vars): Don't check it.
1008 (expand_calls_inline): Remove old version, rename new version
1009 from gimple_expand_calls_inline.
1010 * tree-optimize.c (execute_gimple): Remove.
1011 (pass_gimple): Don't run anything.
1013 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1015 * doc/sourcebuild.texi: Use semicolons instead of commas in
1018 2004-07-06 Richard Henderson <rth@redhat.com>
1020 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1021 (sra_walk_modify_expr, scan_init): Likewise.
1022 (generate_element_zero): Check visited before scanning children.
1023 (generate_element_init): Set visited on error.
1024 (scalarize_init): Handle generate_element_init failure similar
1027 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1029 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1030 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1032 2004-07-06 Richard Henderson <rth@redhat.com>
1034 * config/i386/i386.c (legitimize_pic_address): Make static.
1035 (legitimize_address): Handle CONST with TLS operand.
1036 (ix86_expand_move): Don't call legitimize_pic_address directly.
1037 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1039 2004-07-06 Roger Sayle <roger@eyesopen.com>
1041 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1042 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1043 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1044 is currently executed unconditionally, i.e. not in "else_bb".
1046 2004-07-06 Steven Bosscher <stevenb@suse.de>
1048 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1049 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1050 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1051 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1052 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1053 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1054 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1055 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1056 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1057 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1058 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1059 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1060 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1061 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1062 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1063 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1065 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1067 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1068 * expr.c (expand_expr_real_1): Ditto.
1069 * tree-inline.c (estimate_num_insns_1): Ditto.
1070 * tree-pretty-print.c (dump_generic_node): Ditto.
1074 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1076 * tree-ssa-pre.c (reference_node_pool): New pool.
1077 (find_or_generate_expression): Class 'r' is okay too.
1078 (create_value_expr_from): Ditto.
1079 (add_to_sets): LHS should not include vuses.
1081 (compute_avail): Reverse ordering of tests.
1082 Valuize INDIRECT_REF as well.
1084 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1086 PR rtl-optimization/16380
1087 * loop.c (check_dbra_loop): Sink comparison instructions if they
1088 do something other than set cc0.
1090 2004-07-06 James E Wilson <wilson@specifixinc.com>
1092 * doc/interface.texi (longjmp and automatic variables): Delete
1093 paragraph recommending taking the address of a variable.
1095 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1097 * vec.h (VEC_embedded_alloc): Remove.
1098 (VEC_embedded_size, VEC_embedded_init): New.
1099 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1101 (VEC_truncate): New.
1102 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1103 (vec_embedded_alloc): Remove.
1104 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1105 (vec_embedded_alloc): Remove.
1107 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1109 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1110 (gt-langhooks.h): Remove.
1112 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1114 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1116 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1118 * config/sparc/sparc.c (get_pc_symbol): Rename into
1119 add_pc_to_pic_symbol.
1120 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1121 (load_pic_register): Account for previous changes.
1122 Use reg_names. Don't create the label twice.
1123 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1124 UNSPEC_LOAD_PCREL_SYM.
1125 (get_pc): Rename into load_pcrel_sym. Add predicate to
1126 operands. Remove condition.
1128 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1130 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1131 RECORD, UNION & QUAL_UNION is actually a binfo.
1133 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1134 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1135 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1136 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1137 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1138 (gen_inheritance_die): Likewise.
1139 * tree-dump.c (deque_and_dump): Likewise.
1140 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1142 2004-07-06 Steven Bosscher <stevenb@suse.de>
1144 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1146 * config/mcore/mcore.md: Model memory latency with a simple DFA
1147 pipeline description instead of a define_function_unit.
1149 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1151 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1152 * langhooks.h (var_mod_type_p): Likewise.
1153 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1154 * expr.c (count_type_elements): Properly handle return from
1155 array_type_nelts and properly test for overflow.
1156 * gimplify.c (gimplify_init_constructor): Properly handle return
1157 from array_type_nelts.
1158 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1159 * integrate.c (copy_decl_for_inlining): Correct comments.
1160 * tree-inline.c (remap_decl): Update comments, remove dead code,
1161 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1162 (remap_type): Only remap if variably modified by vars in function
1164 (copy_body_r): Use compatible_type langhooks to see when can fold.
1165 (setup_one_parameter): Don't remap type.
1166 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1167 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1168 compute TREE_INVARIANT for decl case.
1169 (find_var_from_fn): New function.
1170 (variably_modified_type_p): Add arg and call new function.
1171 * tree.h (variably_modified_type_p): Add extra arg.
1173 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1175 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1176 (goto_handler_and_restore_v9): Delete disabled insn.
1177 (goto_handler_and_restore_v9_sp64): Likewise.
1179 2004-07-05 Roger Sayle <roger@eyesopen.com>
1181 * calls.c (load_register_parameters): Call expand_shift instead
1182 of expand_binop with ashl_optab (or other shift optab) directly.
1183 * expr.c (emit_group_load, emit_group_store): Likewise.
1184 * function.c (assign_parm_setup_block): Likewise.
1185 * stmt.c (shift_return_value): Likewise.
1187 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1189 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1191 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1193 * doc/sourcebuild.texi: Revert previous patch.
1195 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1197 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1198 TARGET_MEM_FUNCTIONS.
1199 * system.h: Poison TARGET_MEM_FUNCTIONS.
1200 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1201 bcmp_libfunc, bzero_libfunc): Remove.
1202 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1204 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1205 * doc/standards.texi: Don't mention calling BSD string functions.
1206 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1207 * config/vax/t-memfuncs: New.
1208 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1209 config/memset.c: New.
1210 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1211 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1213 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1214 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1215 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1216 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1217 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1218 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1219 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1220 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1221 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1222 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1224 2004-07-05 Richard Henderson <rth@redhat.com>
1226 * function.c (assign_parm_setup_reg): Properly rename variables in
1227 FUNCTION_ARG_CALLEE_COPIES section.
1229 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1231 * tree-mudflap.c: Include cgraph.h.
1232 (mf_init_extern_trees): Rename to mudflap_init. Export.
1233 Rewrite to create synthetic declarations instead of looking
1234 up declarations from mf-runtime.h.
1235 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1236 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1238 (execute_mudflap_function_decls, mudflap_register_call):
1239 Don't call mf_init_extern_trees.
1240 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1242 * tree-mudflap.h: Update prototypes.
1243 * c-mudflap.c: Delete file.
1244 * c-common.c: Include tree-mudflap.h.
1245 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1246 * Makefile.in: Remove all references to c-mudflap.o.
1247 Update dependencies.
1249 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1251 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1252 displacements with the spatial-locality cache-control completer.
1254 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1256 * langhooks.c: Don't include gt-langhooks.h.
1257 (var_labelno): Delete.
1258 (lhd_set_decl_assembler_name): Do not append a distinguishing
1259 number to file-scope internal-linkage declarations for the first
1260 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1261 the declaration itself (if at block scope), or its containing
1262 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1265 * opts.c (cur_in_fname): New global.
1266 * opts.h: Declare it.
1267 * tree.c: Include opts.h.
1268 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1269 DECL_UID equal to cur_in_fname.
1270 (copy_node_stat): Do not change DECL_UID when copying a
1271 TRANSLATION_UNIT_DECL.
1272 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1273 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1275 * c-decl.c (c_static_assembler_name): Delete.
1276 * c-tree.h (c_static_assembler_name): Delete prototype.
1277 * c-lang.c, objc/objc-lang.c: Don't override
1278 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1280 * Makefile.in (tree.o): Update dependencies.
1281 (GTFILES): Remove langhooks.c.
1283 2004-07-05 Roger Sayle <roger@eyesopen.com>
1285 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1286 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1287 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1288 Optimize "X % -Y" as "X % Y" for signed modulus.
1289 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1290 into "((unsigned) X % Y) == 0".
1292 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1294 * sourcebuild.texi (Config Fragments): Use @comma{} in
1295 cross-reference to section title.
1297 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1299 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1300 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1301 (gimplify_target_expr, gimplify_expr): Likewise.
1302 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1303 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1305 (gimplify_compound_lval): See if we can strip any useless conversion.
1306 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1308 (gimplify_modify_expr_to_memset): Likewise.
1309 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1310 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1311 (declare_inline_vars): Likewise.
1312 (walk_type_fields): New function.
1313 (walk_tree): Use it.
1314 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1316 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1317 (sra_walk_modify_expr): Allow init function to fail.
1318 (scan_init): Now returns bool.
1319 (generate_element_init): If can't understand INIT, return false.
1320 (scalarize_init): Return false if generate_element_init does.
1322 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1325 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1326 bounds if bounds aren't constant.
1328 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1330 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1331 to type hooks; remove bogus PARAMS.
1333 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1335 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1336 * dwarf2out.c (add_data_member_location_attribute): Check for
1338 * tree.c (tree_node_kinds): Add "binfos".
1339 (binfo_lang_slots): New.
1340 (make_node_stat): Add TREE_BINFO.
1341 (make_tree_binfo_stat): New.
1342 (tree_node_structure): Add TREE_BINFO.
1343 * tree.def (TREE_BINFO): New.
1344 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1345 (RECORD_OR_UNION_CHECK): ... here.
1346 (NOT_RECORD_OR_UNION_CHECK): New.
1347 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1348 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1349 RECORD_OR_UNION_CHECK.
1350 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1351 (TYPE_LANG_SLOT_1): New.
1352 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1353 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1354 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1355 (BINFO_ELTS): Remove.
1356 (BINFO_LANG_SLOT): New.
1357 (struct tree_binfo): New.
1358 (binfo_lang_slots): Declare.
1359 (enum tree_node_structure_enum): Add TS_BINFO.
1360 (union tree_node): Add binfo.
1361 (make_tree_binfo_stat): Declare.
1362 (make_tree_binfo): New.
1363 (enum tree_node_kind): Add binfo_kind.
1365 * objc/objc-act.c (start_class, objc_declare_protocols,
1366 start_protocols): Use TYPE_LANG_SLOT_1.
1367 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1369 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1370 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1371 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1372 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1374 2004-07-05 Steven Bosscher <stevenb@suse.de>
1376 * rtl.h (struct rtx_def): Remove the integrated flag.
1377 Use the return_val flag for MEM_SCALAR_P.
1378 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1380 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1383 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1384 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1387 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1389 * var-tracking.c: Fix some comments.
1390 (frame_stack_adjust): New.
1391 (vt_stack_adjustments): Init stack_adjust of entry block to
1392 minus stack adjustment of function prologue.
1393 (adjust_stack_reference): Do not adjust if adjustment == 0.
1394 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1395 (emit_notes_in_bb): Likewise.
1396 (vt_add_function_parameters): Do not adjust locations of
1398 (vt_initialize): Compute the stack adjustment of function
1399 prologue and offset the initial "location" of frame_base_decl
1400 from the stack pointer after prologue.
1402 2004-07-04 Richard Henderson <rth@redhat.com>
1404 * function.c (struct assign_parm_data_all): New.
1405 (struct assign_parm_data_one): New.
1406 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1407 assign_parm_find_data_types, assign_parms_setup_varargs,
1408 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1409 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1410 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1411 assign_parm_setup_block, assign_parm_setup_reg,
1412 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1413 (assign_parms): ... here.
1415 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1417 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1418 now are bitmap_set_t's.
1419 (bitmap_insert_into_set): No point in inserting the value if
1421 (bitmap_set_contains): New function.
1422 (bitmap_set_replace_value): Add comment on why we do it
1424 (set_contains): Removed.
1425 (bitmap_set_subtract_from_value_set): New name of
1426 set_subtract now that it's arguments are two different
1429 (bitmap_find_leader): Change algorithm used.
1430 (find_or_generate_expression): Update use of functions for new
1432 (create_expression_by_pieces): Ditto.
1433 (insert_aux): Ditto.
1435 (add_to_sets): Ditto.
1437 (execute_pre): Ditto.
1438 (compute_avail): Ditto.
1439 Also ignore virtual phis.
1441 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1443 * combine.c (simplify_comparison): Fix comment typo.
1445 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1447 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1448 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1449 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1450 (output_restore): Change parameter from 'insn' to 'pat'.
1451 (output_return): Adjust call to output_restore.
1452 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1453 Adjust call to output_restore.
1455 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1457 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1458 and assert system is bsd.
1460 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1462 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1463 (TARGET_SWITCHES): Remove -mdebugc.
1464 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1465 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1466 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1467 (sle_[sd]i_reg): Delete.
1469 2004-07-04 Steven Bosscher <stevenb@suse.de>
1471 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1473 * config/iq2000/iq2000.md: Translate old pipeline description to an
1476 2004-07-04 Roger Sayle <roger@eyesopen.com>
1478 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1479 Ensure the replacement rhs is valid gimple before performing
1480 the substitution. Return false if these sanity checks fail.
1481 (fold_stmt): Only set changed to true, if set_rhs returns true.
1482 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1485 2004-07-04 Richard Henderson <rth@redhat.com>
1488 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1490 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1492 * configure.ac (ranlib_flags): New variable.
1493 * Makefile.in (RANLIB_FLAGS): New variable.
1494 (libbackend.a): Use it.
1495 * configure: Regenerated.
1497 2004-07-04 Roger Sayle <roger@eyesopen.com>
1499 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1500 a "sign mask" instead of using ashr_optab directly.
1502 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1504 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1505 * doc/cppopts.texi: Clarify processing of command-line defines.
1507 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1509 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1511 2004-07-04 Richard Henderson <rth@redhat.com>
1513 * rtl.def (ADDRESSOF): Remove.
1514 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1515 (find_base_term, memrefs_conflict_p): Likewise.
1516 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1517 (fold_rtx, cse_insn, set_live_p): Likewise.
1518 * dwarf2out.c (mem_loc_descriptor): Likewise.
1519 (add_location_or_const_value_attribute): Likewise.
1520 * emit-rtl.c (copy_insn_1): Likewise.
1521 * explow.c (memory_address): Likewise.
1522 * expmed.c (store_split_bit_field): Likewise.
1523 * expr.c (expand_expr_real_1): Likewise.
1524 * function.c (instantiate_decl
1525 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1526 * genrecog.c (preds, validate_pattern): Likewise.
1527 * integrate.c (copy_rtx_and_substitute): Likewise.
1528 * recog.c (general_operand, register_operand): Likewise.
1529 (memory_address_p): Likwise.
1530 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1531 * rtl.c (copy_rtx): Likewise.
1532 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1533 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1534 * rtlhooks.c (gen_lowpart_general): Likewise.
1535 * stmt.c (expand_asm_operands): Likewise.
1536 * web.c (entry_register, replace_ref, web_main): Likewise.
1537 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1538 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1539 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1540 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1541 * config/frv/frv.c (move_destination_operand, move_source_operand,
1542 condexec_dest_operand, condexec_source_operand,
1543 condexec_memory_operand): Likewise.
1544 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1545 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1546 (destination_xfmode_operand): Likewise.
1547 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1548 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1549 * config/s390/s390.c (general_s_operand): Likewise.
1550 * config/s390/s390.md (mov*): Likewise.
1551 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1553 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1554 * expr.c (expand_expr_real_1): Likewise.
1555 * stmt.c (expand_decl): Likewise.
1556 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1558 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1559 postponed_insns, put_var_into_stack, put_reg_into_stack,
1560 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1561 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1562 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1563 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1564 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1565 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1566 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1567 struct insns_for_mem_walk_info, insns_for_mem_walk,
1568 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1569 setjmp_protect_args): Remove.
1570 (push_function_context_to): Don't handle var_refs_queue.
1571 (pop_function_context_from, free_after_compilation): Likewise.
1572 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1573 (assign_parms, allocate_struct_function): Likewise.
1574 (use_register_for_decl): New.
1575 (expand_function_end): Don't setjmp_protect.
1576 * function.h (struct emit_status): Update commentary.
1577 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1578 (max_parm_reg, parm_reg_stack_loc): Remove.
1579 * passes.c (DFI_addressof): Remove.
1580 (dump_file_info): Remove addressof.
1581 (rest_of_handle_addressof): Remove.
1582 (rest_of_compilation): Don't call it.
1583 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1584 * stmt.c (expand_decl): Use use_register_for_decl.
1585 * tree.h: Update decls.
1586 * web.c (mark_addressof): Remove.
1587 * doc/invoke.texi (-dF): Remove.
1589 2004-07-03 Richard Henderson <rth@redhat.com>
1591 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1592 instead of gen_mem_addressof.
1593 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1594 TImode output register.
1596 2004-07-03 Richard Henderson <rth@redhat.com>
1598 PR tree-optimization/16341
1599 * tree-sra.c (sra_walk_function): Increment to next stmt before
1600 processing the current stmt.
1601 (sra_insert_after): Always use BSI_SAME_STMT.
1603 2004-07-03 Richard Henderson <rth@redhat.com>
1605 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1608 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1610 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1611 with tree_int_cst_equal.
1613 2004-07-03 Andreas Schwab <schwab@suse.de>
1615 * config/ia64/ia64.md: Define new attribute "empty".
1616 (prologue_use, nop_x, insn_group_barrier): Set it.
1618 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1619 skip over "empty" insns.
1621 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1623 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1624 context to gimplify_body.
1625 (walk_tree): Don't walk into types twice.
1626 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1628 * tree-sra.c (generate_element_init): Remove any useless conversions.
1630 * gimplify.c (gimplify_conversion): Remove stripping useless
1631 conversions from here.
1632 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1633 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1634 Unshare before substituting PLACEHOLDER_EXPR.
1635 (gimplify_modify_expr_to_memset): Likewise.
1636 Pass address of TO to memset, not TO itself.
1637 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1638 time we make an expression (to match a PLACEHOLDER_EXPR).
1640 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1641 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1642 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1643 * tree-ssa-dom.c (local_fold): Likewise.
1645 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1646 * langhooks.h (strct lang_hooks): New field type_max_size.
1647 * function.c (assign_temp): Call it.
1649 2004-07-03 Steven Bosscher <stevenb@suse.de>
1651 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1652 * config/sh/sh.md: Convert the SH1 pipeline description to
1655 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1657 * c-decl.c (struct c_binding): Remove contour field; add
1658 depth, invisible, nested fields.
1659 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1660 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1661 (bind): Add invisible and nested arguments. Initialize
1662 new fields of struct c_binding; adjust loop scanning for
1664 (free_binding_and_advance): Clear structure with memset.
1665 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1666 in file scope, even if it's in external scope too.
1667 (pushdecl): Adjust to match. Create invisible file-scope
1668 declarations for block-scope forward declarations of static functions.
1669 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1670 (undeclared_variable, lookup_label, declare_label, define_label)
1671 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1672 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1673 (store_parm_decls_oldstyle): Adjust to match.
1674 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1675 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1677 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1678 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1680 2004-07-02 Richard Henderson <rth@redhat.com>
1682 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1683 around variable_size.
1684 (set_decl_nonlocal): Remove.
1685 (store_parm_decls): Add stmts for pending sizes.
1686 * calls.c (calls_function, calls_function_1): Remove.
1687 (precompute_arguments): Don't call it.
1688 * cfgexpand.c (set_save_expr_context): Remove.
1689 (tree_expand_cfg): Don't call it.
1690 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1691 (dwarf2out_finish): Likewise.
1692 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1693 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1694 (safe_from_p): Don't queue SAVE_EXPRs.
1695 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1696 or build plain VAR_DECLs.
1697 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1699 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1700 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1701 (put_var_into_stack): Don't handle SAVE_EXPR.
1702 (gen_mem_addressof): Likewise.
1703 * function.h (struct function): Remove x_save_expr_regs.
1704 (save_expr_regs): Remove.
1705 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1706 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1707 * stor-layout.c (variable_size): Don't set it.
1708 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1709 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1710 all callers. Don't set SAVE_EXPR_CONTEXT.
1711 * tree-inline.h (remap_save_expr): Update decl.
1712 * tree.c (save_expr): Update build size.
1713 (first_rtl_op): Don't handle SAVE_EXPR.
1714 (unsave_expr_1, contains_placeholder_p): Likewise.
1715 (decl_function_context): Likewise.
1716 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1717 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1718 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1720 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1722 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1723 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1724 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1725 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1726 some first-person references and patronizing comments. Based on
1728 * doc/invoke.texi: Don't reference fortran@gnu.org.
1729 * doc/trouble.texi (Warning when a non-void function value is
1730 ignored): Rewrite. From Russ Allbery and Chris Devers.
1732 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1734 * tree-ssa-pre.c (bitmap_set_t): New.
1735 (bb_value_sets): avail_out is now a bitmap_set_t.
1736 (bitmap_find_leader): New function.
1737 (bitmap_value_insert_into_set): Ditto.
1738 (bitmap_set_copy): Ditto.
1739 (bitmap_value_replace_in_set): Ditto.
1740 (bitmap_set_contains_value): Ditto.
1741 (bitmap_set_new): Ditto.
1742 (bitmap_set_pool): New pool.
1743 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1744 (insert_aux): Ditto.
1745 (add_to_sets): Ditto.
1746 (compute_avail): Ditto
1750 (execute_pre): Ditto.
1752 2004-07-02 Roger Sayle <roger@eyesopen.com>
1754 * config/rs6000/rs6000.c (struct processor_costs): New structure
1755 used to hold instruction latencies/sizes for processor types.
1756 (rs6000_cost): New global variable pointing to current CPU's costs.
1757 (rs6000_override_options): Initialize rs6000_cost to point to the
1758 appropriate cost table based upon rs6000_cpu and optimize_size.
1759 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1762 2004-07-02 Richard Henderson <rth@redhat.com>
1764 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1766 2004-07-02 Steven Bosscher <stevenb@suse.de>
1768 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1770 2004-07-01 Richard Henderson <rth@redhat.com>
1772 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1773 (alpha_gp_save_rtx): Use assign_stack_local instead of
1776 2004-07-01 Richard Henderson <rth@redhat.com>
1778 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1779 (alpha_rtx_cost_data): Update to match.
1780 (alpha_rtx_cost_size): New.
1781 (alpha_rtx_costs): Honor optimize_size.
1783 2004-07-01 Richard Henderson <rth@redhat.com>
1785 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1786 * cfgexpand.c (tree_expand_cfg): Do it here.
1787 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1788 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1789 * config/mips/mips.c (mips_output_mi_thunk): And here.
1790 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1791 * config/sh/sh.c (sh_output_mi_thunk): And here.
1792 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1794 2004-07-01 Richard Henderson <rth@redhat.com>
1796 * tree.def (RTL_EXPR): Remove.
1797 * c-typeck.c (lvalue_p): Don't handle it.
1798 * expr.c (safe_from_p): Likewise.
1799 (expand_expr_real_1): Likewise.
1800 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1801 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1802 * gengtype.c (adjust_field_tree_exp): Likewise.
1803 * stmt.c (warn_if_unused_value): Likewise.
1804 * tree-gimple.c (recalculate_side_effects): Likewise.
1805 * tree-pretty-print.c (dump_generic_node): Likewise.
1806 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1807 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1808 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1810 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1811 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1812 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1813 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1814 all the bits that tracked last_expr.
1815 (expand_end_bindings): Don't track last_expr.
1816 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1817 (clear_last_expr): Remove.
1818 (expand_asm): Don't call it.
1819 (expand_asm_operands, expand_end_cond): Likewise.
1820 (expand_naked_return, expand_null_return_1): Likewise.
1821 * c-typeck.c (c_begin_compound_stmt): Likewise.
1822 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1823 * expr.c (expand_expr_real_1): Likewise.
1824 * tree.h: Update prototypes.
1826 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1827 (struct emit_status): Remove sequence_rtl_expr.
1828 (struct function): Remove x_rtl_expr_chain.
1829 (seq_rtl_expr, rtl_expr_chain): Remove.
1830 * function.c (struct temp_slot): Remove rtl_expr.
1831 (assign_stack_temp_for_type): Don't set it.
1832 (free_temp_slots, pop_temp_slots): Don't check it.
1833 (free_after_compilation): Don't clear x_rtl_expr_chain.
1834 (fixup_var_refs): Don't search it.
1835 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1836 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1838 (push_topmost_sequence): Likewise.
1839 (end_sequence, init_emit): Likewise.
1840 (start_sequence_for_rtl_expr): Remove.
1841 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1842 * rtl.h (preserve_rtl_expr_result): Remove.
1844 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1846 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1847 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1850 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1852 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1853 (STANDARD_STARTFILE_PREFIX_2): Define.
1854 (standard_startfile_prefix_1): Initialize to
1855 STANDARD_STARTFILE_PREFIX_1.
1856 (standard_startfile_prefix_2): Initialize to
1857 STANDARD_STARTFILE_PREFIX_2.
1858 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1859 (STANDARD_STARTFILE_PREFIX_1): Define.
1860 (STANDARD_STARTFILE_PREFIX_2): Define.
1861 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1862 (STANDARD_STARTFILE_PREFIX_2): Document.
1864 2004-07-01 Richard Henderson <rth@redhat.com>
1866 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1867 in order to disable scalarization. Instead set a flag and wait
1868 for a candidate decl.
1870 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1872 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1873 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1874 Use terminology "testsuite" and "enumerated".
1876 2004-07-01 Richard Henderson <rth@redhat.com>
1878 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1879 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1880 (initial_return_save): Likewise.
1881 (flush_queued_reg_saves): Remap register numbers.
1882 (dwarf2out_return_reg): Likewise.
1884 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1886 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1888 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1889 access functions for lower bound and element size and only output
1890 if lower bound nonzero or element size not same as that of type.
1891 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1893 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1895 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1897 2004-07-01 Per Bothner <per@bothner.com>
1899 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1901 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1903 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1904 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1905 first operand. Don't optimize if the bitfield is volatile.
1907 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1909 * c-pretty-print.c (pp_c_postfix_expression): Handle
1910 floating-point comparison operators.
1911 (pp_c_expression): Pass floating-point comparison
1912 operators to pp_c_postfix_expression.
1914 2004-07-01 Roger Sayle <roger@eyesopen.com>
1916 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1917 rtx_cost instead of "had_mult" to determine whether the transformed
1918 expression is cheaper than the original.
1920 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1922 * alias.c (get_alias_set, canon_rtx, get_addr,
1923 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1925 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1926 expand_builtin): Likewise.
1927 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1929 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1930 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1931 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1932 record_dead_and_set_regs_1, get_last_value_validate,
1933 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1934 * cse.c (check_dependence, canon_hash, equiv_constant,
1935 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1936 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1937 count_reg_usage): Likewise.
1938 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1939 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1940 cselib_record_sets): Likewise.
1941 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1942 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1943 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1944 * df.c (df_uses_record): Likewise.
1945 * dojump (do_jump): Likewise.
1946 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1947 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1948 decl_start_label): Likewise.
1949 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1950 operand_subword, change_address_1, make_safe_from): Likewise.
1951 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1952 stabilize, force_not_mem): Likewise.
1953 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1954 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1955 * expr.c (convert_move, convert_modes, emit_block_move,
1956 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1957 emit_move_insn_1, expand_assignment, store_expr,
1958 store_constructor_field, store_constructor, store_field,
1959 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
1961 * final.c (cleanup_subreg_operands, alter_subreg,
1962 get_mem_expr_from_op): Likewise.
1963 * flow.c (notice_stack_pointer_modification_1,
1964 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
1966 * function.c (mark_temp_addr_taken, preserve_temp_slots,
1967 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
1968 optimize_bit_field, flush_addressof, purge_addressof_1,
1969 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
1970 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
1971 keep_stack_depressed): Likewise.
1972 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
1973 noce_process_if_block, find_memory): Likewise.
1974 * integrate.c (subst_constants, allocate_initial_values): Likewise.
1975 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
1976 update_equiv_regs): Likewise.
1977 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
1978 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
1979 * optabs.c (expand_abs, emit_unop_insn): Likewise.
1980 * passes.c (rest_of_handle_final): Likewise.
1981 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
1982 move2add_note_store): Likewise.
1983 * ra-build.c (detect_remat_webs): Likewise.
1984 * ra-debug.c (dump_static_insn_cost): Likewise.
1985 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
1986 * recog.c (validate_change, apply_change_group, cancel_changes,
1987 validate_replace_rtx_1, general_operand, register_operand,
1988 nonmemory_operand, push_operand, pop_operand, memory_operand,
1989 indirect_operand, asm_operand_ok, offsettable_memref_p,
1990 offsettable_nonstrict_memref_p, constrain_operands,
1991 store_data_bypass_p): Likewise.
1992 * reg-stack.c (subst_stack_regs_pat): Likewise.
1993 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
1994 copy_cost, reg_scan_mark_refs): Likewise.
1995 * regmove.c (optimize_reg_copy_3, stack_memref_p,
1996 combine_stack_adjustments_for_block): Likewise.
1997 * regrename.c (copyprop_hardreg_forward_1): Likewise.
1998 * reload.c (can_reload_into, push_reload, decompose, immune_p,
1999 find_reloads, find_reloads_address, find_reloads_address_1,
2000 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2001 find_equiv_reg): Likewise.
2002 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2003 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2004 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2005 delete_address_reloads): Likewise.
2006 * resource.c (mark_referenced_resources): Likewise.
2007 * rtlanal.c (get_jump_table_offset, count_occurrences,
2008 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2009 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2010 num_sign_bit_copies1): Likewise.
2011 * rtlhooks.c (gen_lowpart_general): Likewise.
2012 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2013 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2014 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2015 sdbout_global_decl): Likewise.
2016 * simplify-rtx.c (simplify_subreg): Likewise.
2017 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2018 expand_anon_union_decl, expand_end_case_type): Likewise.
2019 * unroll.c (calculate_giv_inc): Likewise.
2020 * var-tracking.c (stack_adjust_offset_pre_post,
2021 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2022 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2023 vt_add_function_parameters): Likewise.
2024 * varasm.c (make_var_volatile, notice_global_symbol,
2025 assemble_external, decode_addr_const, mark_weak,
2026 default_encode_section_info): Likewise.
2028 2004-07-01 Steven Bosscher <stevenb@suse.de>
2030 * stmt.c (check_seenlabel): Remove.
2031 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2033 2004-07-01 Richard Henderson <rth@redhat.com>
2035 * function.h (struct function): Remove x_function_call_count.
2036 (function_call_count): Remove.
2037 * calls.c (expand_call): Don't set it.
2038 * integrate.c (copy_rtx_and_substitute): Likewise.
2040 * function.h (struct function): Remove x_cleanup_label.
2041 (cleanup_label): Remove.
2042 * stmt.c (expand_value_return): Don't use it.
2043 * function.c (free_after_compilation): Don't set it.
2044 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2045 * cfgexpand.c (tree_expand_cfg): Update call.
2046 * tree.h (expand_function_start): Update decl.
2048 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2051 * c-lang.c (c_initialize_diagnostics): Move from here ...
2052 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2053 (c_tree_printer): Use pretty-printer to format %T.
2054 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2055 before '*' if not C++.
2056 (pp_c_direct_abstract_declarator): Don't try to print array upper
2057 bound for flexible array members.
2058 * c-tree.h: Include "diagnostic.h".
2059 (c_initialize_diagnostics): Declare.
2060 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2061 * c-format.c (format_type_warning): New function. Improve
2062 diagnostics for incorrect format argument types.
2063 (check_format_types): Use it. Add two parameters. Use the
2064 TYPE_MAIN_VARIANT of wanted_type.
2065 (check_format_info_main): Pass new parameters to
2067 (struct format_wanted_type): Update comment.
2069 2004-07-01 Nick Clifton <nickc@redhat.com>
2071 * target.h (struct gcc_target): Add new field to struct cxx:
2072 import_export_class.
2073 * target-def.h (TARGET_CXX): Initialise the new field.
2074 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2076 * doc/tm.texi: Document the new target hook.
2078 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2080 * builtins.c (fold_builtin_classify): Fix typo.
2082 2004-07-01 Richard Henderson <rth@redhat.com>
2084 * function.c (identify_blocks, identify_blocks_1): Remove.
2085 * function.h (identify_blocks): Remove.
2086 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2088 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2090 * builtins.c (fold_builtin_classify): New.
2091 (fold_builtin_unordered_cmp): Fix commentary.
2092 (fold_builtin): Use it.
2093 * builtins.def: Define builtins for isnan,
2094 isnanf, isnanl, finite, finitef, finitel,
2095 isinf, isinff, isinfl.
2097 2004-07-01 Richard Henderson <rth@redhat.com>
2099 * function.h (struct function): Remove dont_emit_block_notes.
2100 * gimple-low.c (lower_function_body): Don't set it.
2101 * cfgexpand.c (expand_block): Don't check it.
2102 * cfglayout.c (insn_locators_initialize): Likewise.
2103 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2104 * passes.c (rest_of_compilation): Likewise.
2105 * stmt.c (expand_start_bindings_and_block): Likewise.
2106 (expand_end_bindings): Likewise.
2108 2004-07-01 Richard Henderson <rth@redhat.com>
2110 * cgraph.h (cgraph_build_static_cdtor): Declare.
2111 * cgraphunit.c (cgraph_build_static_cdtor): New.
2112 * c-objc-common.c (build_cdtor): Use it.
2113 * coverage.c (create_coverage): Likewise.
2114 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2115 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2117 See ChangeLog.11 for earlier changes.