1 2004-07-08 Zack Weinberg <zack@codesourcery.com>
3 * c-decl.c (static_ctors, static_dtors): Make static.
4 (pop_file_scope): Call c_common_write_pch and
5 cgraph_finalize_compilation_unit here.
6 (build_cdtor): Moved here from c-objc-common.c; simplify.
7 (c_write_global_declarations_1): Clarify comment.
8 (c_write_global_declarations): Close the external scope before
9 doing anything else. Call build_cdtor, cgraph_optimize, and
10 mudflap_finish_file here.
11 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
13 * c-objc-common.c: No need to include cgraph.h.
14 (build_cdtor): Moved to c-decl.c.
15 (c_objc_common_finish_file): Delete.
16 * c-tree.h: Update to match.
17 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
18 (generate_static_references): Set TREE_USED before calling finish_decl.
19 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
20 on the static_instances_decl.
22 2004-07-08 Zack Weinberg <zack@codesourcery.com>
24 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
25 decls when there is only one input translation unit.
26 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
27 change of 2004-07-05; do not treat declarations with
28 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
29 * opts.c (cur_in_fname): Delete.
31 * tree.c: Revert changes of 2004-07-05; no special treatment
32 for TRANSLATION_UNIT_DECLs.
33 * Makefile.in (tree.o): Update dependencies.
35 2004-07-08 Roger Sayle <roger@eyesopen.com>
37 * builtins.c (fold_builtin_strcpy): Merge functionality from
38 simplify_builtin_strcpy. Add additional len argument. No longer
39 static. Remove function prototype.
40 (fold_builtin_strncpy): Likewise integrate functionality from
41 simplify_builtin_strncpy. Add additional slen argument. No
42 longer static. Remove function prototype.
43 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
44 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
45 types of "ignore" and "unlocked" parameters to bool.
46 (fold_builtin_1): Add additional ignore argument. Call renamed
47 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
48 builtins. Update arguments to fold_builtin_strncpy and
49 fold_builtin_strcpy. Add function prototype.
50 (fold_builtin): Add additional Boolean ignore argument to pass
52 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
53 and fold_builtin_strncpy instead of simplify_builtin_fputs,
54 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
56 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
57 simplify_builtin_strncpy): Delete function prototypes.
58 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
59 fold_builtin_strncpy): Add function prototypes here.
60 (fold_builtin): Update function prototype with new "bool ignore".
62 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
63 (ccp_fold_builtin): Update call to fold_builtin. Call
64 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
65 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
66 simplify_builtin_strncpy respectively.
67 * fold-const.c (fold): Update call to fold_builtin.
69 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
71 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
74 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
75 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
76 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
77 * calls.c: Remove ifdefs of macros above.
78 * functions.c: Likewise.
81 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
83 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
84 (arch attribute): Delete.
85 (current_function_calls_alloca attribute): Rename into calls_alloca.
86 (calls_eh_return): New attribute.
87 (leaf_function): Likewise.
88 (length attribute): Fix formula for sibcalls.
89 (return insn): Correctly compute the 'length' attribute.
90 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
92 2004-07-08 Richard Henderson <rth@redhat.com>
94 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
95 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
96 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
97 * tree-eh.c (lower_eh_constructs_1): Likewise.
98 * tree-sra.c (sra_walk_modify_expr): Likewise.
99 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
100 (eliminate_unnecessary_stmts): Likewise.
101 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
102 * tree-tailcall.c (optimize_tail_call): Likewise.
103 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
105 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
106 Jakub Jelinek <jakub@redhat.com>
108 * config/i386/i386.c (override_options): Enable
109 SSE prefetches with -mtune, as long as we are
110 compiling for i686 or higher. All i686 processors
111 accept SSE prefetches as NOPS, some i586's don't.
113 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
116 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
118 2004-07-08 Diego Novillo <dnovillo@redhat.com>
120 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
121 the handling of clobbering ASM_EXPRs.
123 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
126 * config/sparc/sparc.c (function_value): In 64-bit mode,
127 return the aggregates larger than 16 bytes like unions.
129 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
132 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
133 'temp' is zero, generate new pseudos as needed and emit the
134 sequence of insns in single-assignment form. Resync comments
136 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
137 function before reload.
139 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
141 * vec.c (vec_assert_fail): Remove duplicate 'function'.
143 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
145 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
146 Allocation is signed.
147 (VEC_reserve): Return flag, allocation is signed.
149 2004-07-08 Richard Henderson <rth@redhat.com>
151 * tree-ssa-ccp.c (fold_stmt): Get type directly from
154 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
155 Neil Booth <neil@daikokuya.co.uk>
159 * c-decl.c (finish_struct): Ensure bit-fields are given the
161 * c-common.c (c_common_signed_or_unsigned_type): For C, require
162 the precision to match as well as the mode.
163 * expr.c (reduce_to_bit_field_precision): New function.
164 (expand_expr_real_1): Reduce expressions of bit-field type to
166 * langhooks.h (reduce_bit_field_operations): New hook.
167 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
169 * c-lang.c, objc/objc-lang.c
170 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
171 * objc/objc-act.c (check_ivars): Convert types to bit-field types
173 * tree.c (build_nonstandard_integer_type): New function.
174 * tree.h (build_nonstandard_integer_type): New prototype.
175 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
176 conversions between integer and boolean types as useless.
178 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
180 * c-common.c (c_common_nodes_and_builtins): Do not
181 create __builtin_ptrdiff_t and __builtin_size_t.
183 2004-07-08 Andrew Pinski <apinski@apple.com>
185 * Makefile.in (libbackend.o): Add -combine to the gcc
188 2004-07-08 Nick Clifton <nickc@redhat.com>
190 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
193 2004-07-08 Richard Henderson <rth@redhat.com>
195 * except.c (expand_eh_region_start, expand_eh_region_end,
196 expand_eh_handler, expand_eh_region_end_cleanup,
197 expand_start_all_catch, expand_start_catch, expand_end_catch,
198 expand_end_all_catch, expand_eh_region_end_allowed,
199 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
200 expand_eh_region_end_fixup): Remove.
201 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
202 cleanups, outer_cleanups, label_chain, exception_region.
203 (struct goto_fixup): Remove stack_level, cleanup_list_list.
204 (struct label_chain): Remove.
205 (struct stmt_status): Remove x_stack_block_stack.
206 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
207 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
208 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
209 end_cleanup_deferral, last_cleanup_this_contour,
210 containing_blocks_have_cleanups_or_stack_level,
211 any_pending_cleanups): Remove.
212 (expand_null_return_1): Take no arguments.
213 (expand_label, expand_naked_return, expand_return,
214 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
215 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
216 expand_end_case_type): Don't use any of them.
217 * calls.c (expand_call): Likewise.
218 * dojump.c (do_jump): Likewise.
219 * function.c (expand_function_end): Likewise.
220 * expr.c (store_expr, expand_expr_real_1): Likewise.
221 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
222 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
223 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
224 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
225 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
226 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
227 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
228 for WITH_CLEANUP_EXPR.
229 (gimple_push_cleanup): Likewise.
230 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
231 * print-tree.c (print_node): Likewise.
232 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
233 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
234 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
235 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
236 (GOTO_SUBROUTINE_EXPR): Remove.
237 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
238 (DECL_TOO_LATE): Remove.
239 * except.h, tree.h: Update decls.
241 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
243 * explow.c (optimize_save_area_alloca): Do not accept parameters.
244 * passes.c (rest_of_handle_final): Handle symout.
245 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
247 (rest_of_handle_sched): Break out SMS. Remove ifs for
248 flag_schedule_insns and flag_modulo_sched.
249 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
251 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
252 (rest_of_handle_partition_blocks, rest_of_handle_sms,
253 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
254 rest_of_handle_mode_switching, rest_of_handle_jump,
255 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
256 rest_of_handle_jump2, rest_of_handle_postreload,
257 rest_of_handle_flow2, rest_of_clean_state,
258 rest_of_handle_shorten_branches,
259 rest_of_handle_prologue_epilogue,
260 rest_of_handle_branch_target_load_optimize): New.
261 (rest_of_compilation): Call the above. Remove ggc_collect
262 calls moved to rest_of_handle_*.
263 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
265 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
266 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
267 * except.h (set_nothrow_function_flags): Update comment.
268 * function.c (current_function_nothrow): Remove.
269 * output.h (current_function_nothrow): Remove.
270 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
271 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
273 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
276 * reorg.c: Revert 2004-06-30 change.
277 (find_end_label): If HAVE_epilogue and !HAVE_return,
278 return 0 instead of creating a label at the end of the insn chain.
279 (optimize_skip): Account for the failure mode of find_end_label.
280 (fill_simple_delay_slots): Likewise.
281 (fill_slots_from_thread): Likewise.
282 (relax_delay_slots): Likewise.
284 2004-07-08 Diego Novillo <dnovillo@redhat.com>
286 * tree-flow.h (addressable_vars): Declare.
287 * tree-ssa-alias.c (addressable_vars): Define.
288 (setup_pointers_and_addressables): Add addressable variables
290 * tree-ssa-operands.c (get_stmt_operands): Move
291 handling of ASM_EXPRs ...
292 (get_asm_expr_operands): ... here.
293 When the ASM_EXPR clobbers memory, also clobber addressable
295 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
296 (delete_tree_ssa): Reset addressable_vars.
298 2004-07-07 Jan Beulich <jbeulich@novell.com>
299 Richard Henderson <rth@redhat.com>
301 * varasm.c (assemble_variable): Use assemble_zeros for
302 zero-initialized variables.
303 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
304 for SECCAT_BSS and SECCAT_TBSS.
306 2004-07-07 Jan Beulich <jbeulich@novell.com>
308 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
310 * expmed.c (emit_store_flag): Also special-case double-word
311 (in-)equality comparison against -1.
313 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
314 passing arguments the containers for which are registers.
316 * calls.c (emit_library_call_value_1): Use mode of function parameter
317 rather than that of argument since constants have none.
319 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
321 Introduce H8SX support.
322 * expr.c (expand_strcpy): Renamed and moved to...
323 * builtins.c (expand_movstr): ... here. Tweak.
324 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
325 computed or has side effects.
326 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
327 unused, or if mempcpy fails. Adjust the return value in the
328 latter case. Use movstr if everything else fails.
329 * doc/md.texi (movstr): Document.
330 (movmemM, clrmemM): Fix explanation of memory block operands.
331 * config/h8300/h8300.md (stpcpy): Renamed to...
332 (movstr): ... this. Adjust.
333 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
334 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
335 movmem* and clrstr* to clrmem*.
336 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
337 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
338 GENERAL_REGS, always.
339 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
340 getting the stack pointer as addr.
341 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
342 from general_operand_dst.
343 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
345 (movmd_internal): ... this. Add modes to operands. Disparage `D'
346 instead of requiring it to match only before reload.
347 (stpcpy_internal_normal): New, normal-mode variant of...
348 (stpcpy_internal): ... this. Add modes to operands. Disparage
349 `D' instead of requiring it to match only before reload.
350 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
352 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
353 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
355 * config/h8300/h8300.md (attr type): Add call.
356 (attr can_delay): If type is call, set it no.
357 (call, call_value): Set type to call.
358 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
359 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
360 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
361 * tree.c (get_narrower): Don't narrow integral types into
363 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
364 frame_size *before* the first use.
365 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
367 (peephole2): Don't widen instructions that push SP. Move
368 decrement of SP to the end of all stm-generating peepholes.
369 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
370 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
371 and OR to set it to all ones.
372 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
373 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
374 (call, call_value): Set can_delay to "no".
375 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
376 * config/h8300/h8300.md (extzv): Make subreg check more robust.
377 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
378 * config/h8300/h8300.md (*brabit): Remove.
379 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
380 zero_extract. Use bit_memory_operand as the predicate for
381 operand 1 and 'WU' as the constraint. Check the difference
382 between the base length and the final one when deciding which
383 type of branch to use.
384 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
385 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
386 Use convert_move to extend the result for TARGET_H8300SX. Check
387 for QImode memory references. Optimize the case where the
388 destination is a paradoxical subreg.
389 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
390 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
391 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
392 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
393 * config/h8300/h8300.md: Include mova.md
394 (length_table): Add mova and mova_zero.
395 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
396 after all constant addresses for '%R', '%X', '%T' and '%S'.
397 (h8300_mova_length): New function.
398 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
399 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
400 dependencies for s-config, etc.
401 * config/h8300/gemova.sh: New file.
402 * config/h8300/mova.md: Generated.
403 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
404 * config/h8300/h8300.c (h8300_bitfield_length): New.
405 (nibble_operand): Adjust.
406 (h8300_binary_length): Handle conditional binary op.
407 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
408 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
409 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
410 and P#<0, unused so far. W and Y are now prefixes to multi-letter
411 constraints. WU is introduced as a variant of U that requires a
412 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
413 * config/h8300/h8300.md (attr type): Added bitbranch.
414 (attr length_table): Added bitfield and bitbranch.
415 (attr length): Compute bitbranch length.
416 (andqi): Separate pattern for H8300SX. Use bfld for loading the
417 least-significant bit of a byte.
418 (brabit, brabc, brabs): New.
419 (insv, extzv): Emit bfst and bfld on H8300SX.
420 (bfld, bfst, seq, sne): New.
421 (bstzhireg, cmpstz, bstz, bistz): New.
422 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
423 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
424 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
425 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
426 (h8sx_unary_memory_operator): New function.
427 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
428 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
429 * config/h8300/h8300.md: Add peepholes to combine reloads and
431 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
432 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
433 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
434 (and?i, ior?i, xor?i): Likewise.
435 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
436 * config/h8300/h8300.c: Move enums and prototypes to head of file.
437 Various whitespace fixes.
438 (h8300_constant_length): New function, split out from...
439 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
440 (h8300_classify_operand): Use IN_RANGE.
441 (h8300_classify_operand): Use h8300_constant_length.
442 (h8300_short_move_mem_p): Tighten size check.
443 (h8sx_mergeable_memrefs_p): Tighten equality check.
444 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
445 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
447 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
448 * config/h8300/crtn.asm: Likewise.
449 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
450 if __H8300SX__ is defined.
451 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
452 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
453 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
454 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
455 addresses as mode-dependent.
456 * config/h8300/h8300.c (print_operand_address): Update call to
458 (h8300_get_index): Take a mode argument. Rework to fix an
459 earlier misunderstanding.
460 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
461 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
462 into a register if TARGET_H8300SX.
463 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
464 TARGET_H8300SX. Also disable related define_splits.
465 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
466 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
467 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
468 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
469 * config/h8300/h8300.h (OK_FOR_Z): New macro.
470 (EXTRA_CONSTRAINT_STR): Check it.
471 * config/h8300/h8300.c (h8300_classify_operand): Accept null
473 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
474 * config/h8300/h8300.md (length_table): Add mov_imm4.
475 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
476 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
477 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
479 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
480 * config/h8300/h8300.c (h8300_reorg): New function.
481 (TARGET_MACHINE_DEPENDENT_REORG): Define.
482 * config/h8300/h8300.md (length): Subtract the length of the
483 delay slot from (pc) when checking the range of forward branches.
484 (delay_slot, can_delay): New attributes.
485 (define_delay): Add bra/s handling.
486 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
487 (jump): Add delayed-branch handling.
488 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
489 * expr.c (expand_strcpy): New function.
490 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
491 (expand_builtin_stpcpy): Likewise.
492 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
493 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
494 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
495 handling to improve register allocation for -fno-omit-frame-pointer.
496 (h8sx_split_movmd): Delete, moving er6 handling into...
497 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
498 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
499 (movmd): Add calls to copy_rtx.
500 (movmd_internal): In the second alternative, allow the initial and
501 final destination registers to be different . Update the splitter
502 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
503 instead of h8sx_split_movmd.
504 (stpcpy, movsd): New expanders.
505 (movsd_internal): New define_insn.
506 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
507 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
508 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
509 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
510 and DESTINATION_REGS.
511 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
512 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
513 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
514 (h8300_move_ratio): Declare.
515 (MOVE_RATIO): Use it.
516 * config/h8300/h8300.c (h8300_move_ratio): New variable.
517 (h8300_init_once): Initialize it.
518 (h8300_reg_class_from_letter): New function.
519 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
520 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
521 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
522 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
523 (movstrsi, movmd): New expanders.
524 (movmd_internal): New insn.
525 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
526 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
527 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
528 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
529 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
530 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
531 * config/h8300/h8300.c (nibble_operand): Fix warning.
532 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
533 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
534 (movsf_h8300h): Disable for TARGET_H8300SX.
535 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
536 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
537 h8300_stm_parallel and h8300_return_parallel.
538 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
539 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
540 h8300_stm_parallel, h8300_return_parallel): New functions.
541 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
542 if TARGET_H8300SX. Use h8300_push_pop.
543 (h8300_expand_epilogue): Likewise. Try to merge the return insn
544 and final pop when generating h8sx code. Always emit some form
546 * config/h8300/h8300.md: Don't enforce register alignment in
547 stm peepholes if TARGET_H8300SX.
548 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
549 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
550 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
551 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
552 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
553 (MULTILIB_DIRNAMES): Add a directory for it.
554 (MULTILIB_MATCHES): Delete.
555 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
556 * final.c (walk_alter_subreg): Handle addresses with subregs
557 inside a ZERO_EXTEND or AND.
558 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
559 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
561 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
562 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
563 @(dd,Rn.w) and @(dd,ERn.L).
564 (h8300_displacement_size): Take the whole address as argument.
565 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
566 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
567 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
568 (h8sx_mergeable_memrefs_p): Declare.
569 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
570 (HAVE_PRE_INCREMENT): Likewise.
571 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
572 addresses for TARGET_H8300SX,
573 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
575 (movb_length_table, movl_length_table): New tables.
576 (movw_length_table): Define to movb_length_table.
577 (h8300_displacement_size): New, split out from...
578 (h8300_classify_address): ...here. Handle pre/post inc/dec.
579 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
580 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
581 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
582 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
583 (compute_plussi_length, compute_plussi_cc): Update accordingly.
584 (h8sx_unary_shift_operator): Get the mode from the operator.
585 (binary_shift_operator): Likewise.
586 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
587 a memory reference, check whether the reference is offsettable.
588 (length_table): Add movb, movw and movl.
589 (movqi): Add new h8sx pattern. Don't force one operand to be a
590 register when generating h8sx code.
591 (movhi, movsi, movsf): Likewise.
592 (movstrictqi): Use the length_table attribute.
593 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
594 (addqi3): Split into a define_expand and define_insn. Don't accept
595 memory operands in the expander. Use h8300_operands_match_p to
596 check for matching operands in the define_insn.
597 (subqi3, negqi2, one_cmplqi2): Likewise.
598 (add[hs]i3): Don't accept memory operands in the expander. Likewise
599 in any patterns that are unused in h8sx code. In the h8sx patterns,
600 use h8300_operands_match_p to check whether operands match.
601 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
602 one_cmpl[hs]i3): Likewise.
603 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
605 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
606 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
607 (h8300_insn_length_from_table): Add a second parameter.
608 (output_h8sx_shift): Declare.
609 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
610 (EXTRA_CONSTRAINT): Replace with...
611 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
612 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
613 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
614 and h8sx_binary_shift_operator.
615 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
617 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
618 (bit_memory_operand, fix_bit_operand): Likewise.
619 (h8300_length_table_for_insn): Remove.
620 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
622 (h8300_short_immediate_length, h8300_binary_length): New functions.
623 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
624 (output_plussi): Use sub to add negative constants.
625 (compute_plussi_length): Adjust accordingly.
626 (h8sx_single_shift_type): New enum.
627 (h8sx_single_shift, h8sx_unary_shift_operator,
628 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
629 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
630 single h8sx instruction. Return false in this case.
631 * config/h8300/h8300.md (length_table): Add short_immediate.
632 (length): Pass the operand array to h8300_insn_length_from_table.
633 (adjust_length): Assume "no" for insns with a length_table attribute.
634 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
635 (*addhi3_h8300hs): Don't use for h8sx.
636 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
638 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
639 1's predicate to nonimmediate_operand. Only skip default expansion
640 if expand_a_shift or expand_a_rotate returns true. Add new patterns
641 for single h8sx shift instructions.
642 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
643 * config/h8300/h8300.c (nibble_operand): Split out of...
644 (reg_or_nibble_operand): ... this.
645 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
646 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
647 umulhisi3): Introduce expand, and introduce separate insns for
648 sign- or zero-extended REG and already-extended CONST_INT.
649 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
650 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
651 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
652 (subhi3): Likewise. Don't accept immediates for operand 1.
653 Remove the early clobber from second alternative of the h8300s pattern.
654 (subsi3): Generalize for h8sx. Force operand 2 into a register
655 on plain h8300 targets.
656 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
657 (subsi3_h8300h): Generalize for h8sx.
658 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
659 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
660 * config/h8300/h8300.c (reg_or_nibble_operand): New.
661 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
662 (TARGET_H8300SXMUL): New.
663 (CONST_OK_FOR_P): New.
664 (CONST_OK_FOR_LETTER_P): Adjust.
665 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
666 umulhisi3): Accept 4-bit immediate on H8SX.
667 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
668 (udivsi3, divhi3, udivsi3, divsi3): New.
669 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
670 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
671 * config/h8300/h8300.h (OK_FOR_Q): New macro.
672 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
673 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
674 Add ADDRESSOF to the bit_operand entry.
675 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
676 (h8300_src_operand): Likewise.
677 (bit_operand): Check nonimmediate_operand rather than general_operand.
678 Accept any nonimmediate_operand in h8sx code.
679 (h8300_and_costs): Initialize operands[1].
680 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
681 (h8300_operand_class): New enum.
682 (h8300_length_table): New typedef.
683 (addb_length_table, addw_length_table, addl_length_table,
684 logicl_length_table): New tables.
685 (logicb_length_table, logicw_length_table): New macros.
686 (h8300_classify_operand, h8300_length_from_table,
687 h8300_length_table_for_insn, h8300_unary_length,
688 h8300_insn_length_from_table): New functions.
689 (output_plussi): Only use adds and subs for register destinations.
690 Disable redundant clause.
691 (compute_plussi_cc): Likewise.
692 (compute_plussi_length): Likewise. Use h8300_length_from_table
693 to work out the length of an insn.
694 (output_logical_op): Only use narrower immediate instructions
695 if the destination is a register.
696 (compute_logical_op_cc): Likewise.
697 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
698 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
699 * config/h8300/h8300.md (length_table): New attribute.
700 (length): When an instruction has a length_table attribute, use
701 h8300_insn_length_from_table to calculate its default length.
702 (cmpqi): Use h8300_dst_operand for the first operand and
703 h8300_src_operand for the second.
704 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
705 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
706 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
707 iorsi3, xorhi3, xorsi3): Likewise.
708 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
709 so that it allows any combination of operands for TARGET_H8300SX.
710 (iorqi3, xorqi3): Likewise.
711 (cmpqi): Use the length_table attribute.
712 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
713 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
714 (cmpqi): Add 'Q' constraint.
715 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
716 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
717 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
718 * config/h8300/h8300.h (MASK_H8300SX): New macro.
719 (TARGET_H8300S): True for both -ms and -msx.
720 (TARGET_H8300SX): New macro.
721 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
722 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
723 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
724 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
726 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
727 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
728 16-bit pointers and 32-bit ints.
729 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
730 CONST_DOUBLE with mode no wider than SImode.
731 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
733 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
734 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
736 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
737 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
738 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
740 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
742 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
744 2004-07-07 Per Bothner <per@bothner.com>
746 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
748 2004-07-07 Mike Stump <mrs@apple.com>
750 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
751 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
752 (machopic_finish): Likewise.
754 2004-07-07 Richard Henderson <rth@redhat.com>
756 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
757 through any value-preserving cast.
759 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
761 * function.c (assign_parm_find_data_types): Call
762 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
764 2004-07-07 Steven Bosscher <stevenb@suse.de>
766 * tree-cfg.c (group_case_labels): Remove case labels that have
767 the same target as the default case.
769 2004-07-07 Steven Bosscher <stevenb@suse.de>
771 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
772 regardless of DECL_LANG_SPECIFIC being present or not.
773 * tree.h (DECL_NUM_STMTS): Purge.
775 2004-07-07 Andrew Pinski <apinski@apple.com>
777 * configure: Regenerate with the right autoconf.
779 2004-07-07 David Edelsohn <edelsohn@gnu.org>
781 * ifcvt.c (total_bb_rtx_cost): New function.
782 (find_if_case_1): Compare rtx_cost of basic block to cost of
784 (find_if_case_2): Same.
786 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
789 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
790 (output_return): Likewise.
791 (output_sibcall): Abort if !flag_delayed_branch.
792 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
793 (emit_and_preserve): New function.
794 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
795 indirect jump to the thunked-to function if !flag_delayed_branch.
796 * config/sparc/sparc.md (delayed_branch): New attribute.
797 (load_pcrel_sym): Honor flag_delayed_branch. Use above
798 attribute to compute the length of the insn.
799 (goto_handler_and_restore): Likewise.
801 2004-07-07 Andrew Pinski <apinski@apple.com>
803 PR tree-optimization/15777
804 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
806 * expr.c (expand_expr_real_1): Fix formating.
807 BUFFER_REF and IN_EXPR are dead.
808 * fold-const.c (non_lvalue): BUFFER_REF is dead.
809 * tree-inline.c (estimate_num_insns_1): Likewise.
810 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
811 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
812 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
814 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
816 * collect2.c (dump_file): Don't call cplus_demangle if
817 HAVE_LD_DEMANGLE is defined.
818 (main): Pass "--demangle" to ld if no_demangle is not 0 and
819 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
820 if HAVE_LD_DEMANGLE is defined.
822 * configure.ac (--with-demangler-in-ld): Added
823 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
824 --with-demangler-in-ld is used.
825 * config.in: Regenerated.
826 * configure: Likewise.
828 2004-07-07 Roger Sayle <roger@eyesopen.com>
830 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
831 for simple floating point operations "fp", double precision
832 multiplication "dmul", and single and double precision division
833 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
834 (ppc630_cost): New table split from ppc620_cost, to distinguish
835 differences in floating point latencies.
836 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
837 (rs6000_rtx_costs): Add support for single and double precision
838 floating point addition, subtraction, multiplication, division,
839 fused-multiply-add, fused-multiply-sub, negation, absolute value
840 and negative absolute value. Tweak MEM case to use prefered idiom.
842 2004-07-07 Richard Henderson <rth@redhat.com>
844 * tree-flow-inline.h (may_propagate_copy): Move...
845 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
846 attempt to copy between types requiring conversion.
847 * tree-flow.h (may_propagate_copy): Update decl.
848 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
850 2004-07-07 Jakub Jelinek <jakub@redhat.com>
852 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
855 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
857 * builtins.c: Rename movstr*, except for movstrict*, to
858 movmem* and clrstr* to clrmem*.
861 * genopinit.c: Likewise.
862 * integrate.c: Likewise.
863 * local-alloc.c: Likewise.
864 * optabs.c: Likewise.
865 * optabs.h: Likewise.
866 * config/alpha/alpha.h: Likewise.
867 * config/alpha/alpha.md: Likewise.
868 * config/arm/arm-protos.h: Likewise.
869 * config/arm/arm.c: Likewise.
870 * config/arm/arm.md: Likewise.
871 * config/avr/avr.md: Likewise.
872 * config/c4x/c4x.c: Likewise.
873 * config/c4x/c4x.md: Likewise.
874 * config/frv/frv.md: Likewise.
875 * config/i386/i386-protos.h: Likewise.
876 * config/i386/i386.c: Likewise.
877 * config/i386/i386.h: Likewise.
878 * config/i386/i386.md: Likewise.
879 * config/i860/i860.c: Likewise.
880 * config/i860/i860.md: Likewise.
881 * config/ip2k/ip2k.md: Likewise.
882 * config/ip2k/libgcc.S: Likewise.
883 * config/ip2k/t-ip2k: Likewise.
884 * config/m32r/m32r.c: Likewise.
885 * config/m32r/m32r.md: Likewise.
886 * config/mcore/mcore.md: Likewise.
887 * config/mips/mips.c: Likewise.
888 * config/mips/mips.md: Likewise.
889 * config/ns32k/ns32k.c: Likewise.
890 * config/ns32k/ns32k.h: Likewise.
891 * config/ns32k/ns32k.md: Likewise.
892 * config/pa/pa.c: Likewise.
893 * config/pa/pa.md: Likewise.
894 * config/pdp11/pdp11.h: Likewise.
895 * config/pdp11/pdp11.md: Likewise.
896 * config/rs6000/rs6000.c: Likewise.
897 * config/rs6000/rs6000.md: Likewise.
898 * config/s390/s390-protos.h: Likewise.
899 * config/s390/s390.c: Likewise.
900 * config/s390/s390.md: Likewise.
901 * config/sh/lib1funcs.asm: Likewise.
902 * config/sh/sh.c: Likewise.
903 * config/sh/sh.md: Likewise.
904 * config/sh/t-sh: Likewise.
905 * config/sparc/sparc.h: Likewise.
906 * config/vax/vax.md: Likewise.
907 * config/xtensa/xtensa.c: Likewise.
908 * config/xtensa/xtensa.md: Likewise.
909 * doc/invoke.texi: Likewise.
910 * doc/md.texi: Likewise.
911 * doc/rtl.texi: Likewise.
913 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
916 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
917 * config/mips/mips.c (mips_declare_common_object): New function,
918 mostly split out from...
919 (mips_output_aligned_decl_common): ...here.
920 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
921 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
922 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
923 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
925 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
928 * function.c (assign_parms): Fix typo from previous change.
930 2004-07-07 Jason Merrill <jason@redhat.com>
933 * doc/extend.texi (C++ Interface): Correct information and
936 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
941 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
944 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
947 * config/m32r/m32r.c (m32r_function_symbol): New function:
948 Generate a symbol name RTX with the correct m32r specific flags
950 (block_move_call): Use new function to generate correct symbol.
951 * config/m32r/m32r-protos.h: Add prototype for new funcion.
952 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
955 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
957 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
958 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
959 TYPE_BINFO_BASETYPE): Remove.
960 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
962 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
964 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
965 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
966 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
967 (struct tree_binfo): Rename base_types to base_binfos.
968 * alias.c (record_component_aliases): Adjust BINFO macros.
969 * dbxout.c (dbxout_type): Likewise.
970 * dwarf2out.c (gen_member_die): Likewise.
971 * sdbout.c (sdbout_one_type): Likewise.
972 * tree-dump.c (deque_and_dump): Likewise.
973 * config/i386/i386.c (classify_argument,
974 contains_128bit_aligned_vector_p): Likewise.
976 2004-07-07 Nick Clifton <nickc@redhat.com>
978 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
979 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
981 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
983 * vec.h: Fix the example use.
985 2004-07-06 Richard Henderson <rth@redhat.com>
987 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
988 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
989 * tree-inline.c (copy_body_r, setup_one_parameter,
990 initialize_inlined_parameters, expand_call_inline,
991 declare_inline_vars): Don't check it.
992 (expand_calls_inline): Remove old version, rename new version
993 from gimple_expand_calls_inline.
994 * tree-optimize.c (execute_gimple): Remove.
995 (pass_gimple): Don't run anything.
997 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
999 * doc/sourcebuild.texi: Use semicolons instead of commas in
1002 2004-07-06 Richard Henderson <rth@redhat.com>
1004 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1005 (sra_walk_modify_expr, scan_init): Likewise.
1006 (generate_element_zero): Check visited before scanning children.
1007 (generate_element_init): Set visited on error.
1008 (scalarize_init): Handle generate_element_init failure similar
1011 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1013 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1014 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1016 2004-07-06 Richard Henderson <rth@redhat.com>
1018 * config/i386/i386.c (legitimize_pic_address): Make static.
1019 (legitimize_address): Handle CONST with TLS operand.
1020 (ix86_expand_move): Don't call legitimize_pic_address directly.
1021 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1023 2004-07-06 Roger Sayle <roger@eyesopen.com>
1025 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1026 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1027 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1028 is currently executed unconditionally, i.e. not in "else_bb".
1030 2004-07-06 Steven Bosscher <stevenb@suse.de>
1032 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1033 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1034 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1035 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1036 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1037 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1038 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1039 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1040 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1041 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1042 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1043 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1044 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1045 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1046 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1047 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1049 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1051 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1052 * expr.c (expand_expr_real_1): Ditto.
1053 * tree-inline.c (estimate_num_insns_1): Ditto.
1054 * tree-pretty-print.c (dump_generic_node): Ditto.
1058 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1060 * tree-ssa-pre.c (reference_node_pool): New pool.
1061 (find_or_generate_expression): Class 'r' is okay too.
1062 (create_value_expr_from): Ditto.
1063 (add_to_sets): LHS should not include vuses.
1065 (compute_avail): Reverse ordering of tests.
1066 Valuize INDIRECT_REF as well.
1068 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1070 PR rtl-optimization/16380
1071 * loop.c (check_dbra_loop): Sink comparison instructions if they
1072 do something other than set cc0.
1074 2004-07-06 James E Wilson <wilson@specifixinc.com>
1076 * doc/interface.texi (longjmp and automatic variables): Delete
1077 paragraph recommending taking the address of a variable.
1079 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1081 * vec.h (VEC_embedded_alloc): Remove.
1082 (VEC_embedded_size, VEC_embedded_init): New.
1083 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1085 (VEC_truncate): New.
1086 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1087 (vec_embedded_alloc): Remove.
1088 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1089 (vec_embedded_alloc): Remove.
1091 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1093 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1094 (gt-langhooks.h): Remove.
1096 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1098 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1100 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1102 * config/sparc/sparc.c (get_pc_symbol): Rename into
1103 add_pc_to_pic_symbol.
1104 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1105 (load_pic_register): Account for previous changes.
1106 Use reg_names. Don't create the label twice.
1107 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1108 UNSPEC_LOAD_PCREL_SYM.
1109 (get_pc): Rename into load_pcrel_sym. Add predicate to
1110 operands. Remove condition.
1112 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1114 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1115 RECORD, UNION & QUAL_UNION is actually a binfo.
1117 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1118 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1119 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1120 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1121 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1122 (gen_inheritance_die): Likewise.
1123 * tree-dump.c (deque_and_dump): Likewise.
1124 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1126 2004-07-06 Steven Bosscher <stevenb@suse.de>
1128 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1130 * config/mcore/mcore.md: Model memory latency with a simple DFA
1131 pipeline description instead of a define_function_unit.
1133 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1135 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1136 * langhooks.h (var_mod_type_p): Likewise.
1137 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1138 * expr.c (count_type_elements): Properly handle return from
1139 array_type_nelts and properly test for overflow.
1140 * gimplify.c (gimplify_init_constructor): Properly handle return
1141 from array_type_nelts.
1142 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1143 * integrate.c (copy_decl_for_inlining): Correct comments.
1144 * tree-inline.c (remap_decl): Update comments, remove dead code,
1145 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1146 (remap_type): Only remap if variably modified by vars in function
1148 (copy_body_r): Use compatible_type langhooks to see when can fold.
1149 (setup_one_parameter): Don't remap type.
1150 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1151 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1152 compute TREE_INVARIANT for decl case.
1153 (find_var_from_fn): New function.
1154 (variably_modified_type_p): Add arg and call new function.
1155 * tree.h (variably_modified_type_p): Add extra arg.
1157 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1159 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1160 (goto_handler_and_restore_v9): Delete disabled insn.
1161 (goto_handler_and_restore_v9_sp64): Likewise.
1163 2004-07-05 Roger Sayle <roger@eyesopen.com>
1165 * calls.c (load_register_parameters): Call expand_shift instead
1166 of expand_binop with ashl_optab (or other shift optab) directly.
1167 * expr.c (emit_group_load, emit_group_store): Likewise.
1168 * function.c (assign_parm_setup_block): Likewise.
1169 * stmt.c (shift_return_value): Likewise.
1171 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1173 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1175 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1177 * doc/sourcebuild.texi: Revert previous patch.
1179 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1181 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1182 TARGET_MEM_FUNCTIONS.
1183 * system.h: Poison TARGET_MEM_FUNCTIONS.
1184 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1185 bcmp_libfunc, bzero_libfunc): Remove.
1186 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1188 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1189 * doc/standards.texi: Don't mention calling BSD string functions.
1190 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1191 * config/vax/t-memfuncs: New.
1192 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1193 config/memset.c: New.
1194 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1195 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1197 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1198 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1199 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1200 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1201 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1202 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1203 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1204 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1205 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1206 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1208 2004-07-05 Richard Henderson <rth@redhat.com>
1210 * function.c (assign_parm_setup_reg): Properly rename variables in
1211 FUNCTION_ARG_CALLEE_COPIES section.
1213 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1215 * tree-mudflap.c: Include cgraph.h.
1216 (mf_init_extern_trees): Rename to mudflap_init. Export.
1217 Rewrite to create synthetic declarations instead of looking
1218 up declarations from mf-runtime.h.
1219 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1220 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1222 (execute_mudflap_function_decls, mudflap_register_call):
1223 Don't call mf_init_extern_trees.
1224 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1226 * tree-mudflap.h: Update prototypes.
1227 * c-mudflap.c: Delete file.
1228 * c-common.c: Include tree-mudflap.h.
1229 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1230 * Makefile.in: Remove all references to c-mudflap.o.
1231 Update dependencies.
1233 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1235 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1236 displacements with the spatial-locality cache-control completer.
1238 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1240 * langhooks.c: Don't include gt-langhooks.h.
1241 (var_labelno): Delete.
1242 (lhd_set_decl_assembler_name): Do not append a distinguishing
1243 number to file-scope internal-linkage declarations for the first
1244 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1245 the declaration itself (if at block scope), or its containing
1246 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1249 * opts.c (cur_in_fname): New global.
1250 * opts.h: Declare it.
1251 * tree.c: Include opts.h.
1252 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1253 DECL_UID equal to cur_in_fname.
1254 (copy_node_stat): Do not change DECL_UID when copying a
1255 TRANSLATION_UNIT_DECL.
1256 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1257 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1259 * c-decl.c (c_static_assembler_name): Delete.
1260 * c-tree.h (c_static_assembler_name): Delete prototype.
1261 * c-lang.c, objc/objc-lang.c: Don't override
1262 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1264 * Makefile.in (tree.o): Update dependencies.
1265 (GTFILES): Remove langhooks.c.
1267 2004-07-05 Roger Sayle <roger@eyesopen.com>
1269 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1270 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1271 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1272 Optimize "X % -Y" as "X % Y" for signed modulus.
1273 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1274 into "((unsigned) X % Y) == 0".
1276 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1278 * sourcebuild.texi (Config Fragments): Use @comma{} in
1279 cross-reference to section title.
1281 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1283 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1284 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1285 (gimplify_target_expr, gimplify_expr): Likewise.
1286 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1287 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1289 (gimplify_compound_lval): See if we can strip any useless conversion.
1290 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1292 (gimplify_modify_expr_to_memset): Likewise.
1293 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1294 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1295 (declare_inline_vars): Likewise.
1296 (walk_type_fields): New function.
1297 (walk_tree): Use it.
1298 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1300 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1301 (sra_walk_modify_expr): Allow init function to fail.
1302 (scan_init): Now returns bool.
1303 (generate_element_init): If can't understand INIT, return false.
1304 (scalarize_init): Return false if generate_element_init does.
1306 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1309 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1310 bounds if bounds aren't constant.
1312 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1314 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1315 to type hooks; remove bogus PARAMS.
1317 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1319 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1320 * dwarf2out.c (add_data_member_location_attribute): Check for
1322 * tree.c (tree_node_kinds): Add "binfos".
1323 (binfo_lang_slots): New.
1324 (make_node_stat): Add TREE_BINFO.
1325 (make_tree_binfo_stat): New.
1326 (tree_node_structure): Add TREE_BINFO.
1327 * tree.def (TREE_BINFO): New.
1328 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1329 (RECORD_OR_UNION_CHECK): ... here.
1330 (NOT_RECORD_OR_UNION_CHECK): New.
1331 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1332 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1333 RECORD_OR_UNION_CHECK.
1334 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1335 (TYPE_LANG_SLOT_1): New.
1336 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1337 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1338 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1339 (BINFO_ELTS): Remove.
1340 (BINFO_LANG_SLOT): New.
1341 (struct tree_binfo): New.
1342 (binfo_lang_slots): Declare.
1343 (enum tree_node_structure_enum): Add TS_BINFO.
1344 (union tree_node): Add binfo.
1345 (make_tree_binfo_stat): Declare.
1346 (make_tree_binfo): New.
1347 (enum tree_node_kind): Add binfo_kind.
1349 * objc/objc-act.c (start_class, objc_declare_protocols,
1350 start_protocols): Use TYPE_LANG_SLOT_1.
1351 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1353 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1354 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1355 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1356 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1358 2004-07-05 Steven Bosscher <stevenb@suse.de>
1360 * rtl.h (struct rtx_def): Remove the integrated flag.
1361 Use the return_val flag for MEM_SCALAR_P.
1362 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1364 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1367 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1368 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1371 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1373 * var-tracking.c: Fix some comments.
1374 (frame_stack_adjust): New.
1375 (vt_stack_adjustments): Init stack_adjust of entry block to
1376 minus stack adjustment of function prologue.
1377 (adjust_stack_reference): Do not adjust if adjustment == 0.
1378 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1379 (emit_notes_in_bb): Likewise.
1380 (vt_add_function_parameters): Do not adjust locations of
1382 (vt_initialize): Compute the stack adjustment of function
1383 prologue and offset the initial "location" of frame_base_decl
1384 from the stack pointer after prologue.
1386 2004-07-04 Richard Henderson <rth@redhat.com>
1388 * function.c (struct assign_parm_data_all): New.
1389 (struct assign_parm_data_one): New.
1390 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1391 assign_parm_find_data_types, assign_parms_setup_varargs,
1392 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1393 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1394 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1395 assign_parm_setup_block, assign_parm_setup_reg,
1396 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1397 (assign_parms): ... here.
1399 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1401 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1402 now are bitmap_set_t's.
1403 (bitmap_insert_into_set): No point in inserting the value if
1405 (bitmap_set_contains): New function.
1406 (bitmap_set_replace_value): Add comment on why we do it
1408 (set_contains): Removed.
1409 (bitmap_set_subtract_from_value_set): New name of
1410 set_subtract now that it's arguments are two different
1413 (bitmap_find_leader): Change algorithm used.
1414 (find_or_generate_expression): Update use of functions for new
1416 (create_expression_by_pieces): Ditto.
1417 (insert_aux): Ditto.
1419 (add_to_sets): Ditto.
1421 (execute_pre): Ditto.
1422 (compute_avail): Ditto.
1423 Also ignore virtual phis.
1425 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1427 * combine.c (simplify_comparison): Fix comment typo.
1429 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1431 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1432 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1433 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1434 (output_restore): Change parameter from 'insn' to 'pat'.
1435 (output_return): Adjust call to output_restore.
1436 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1437 Adjust call to output_restore.
1439 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1441 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1442 and assert system is bsd.
1444 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1446 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1447 (TARGET_SWITCHES): Remove -mdebugc.
1448 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1449 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1450 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1451 (sle_[sd]i_reg): Delete.
1453 2004-07-04 Steven Bosscher <stevenb@suse.de>
1455 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1457 * config/iq2000/iq2000.md: Translate old pipeline description to an
1460 2004-07-04 Roger Sayle <roger@eyesopen.com>
1462 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1463 Ensure the replacement rhs is valid gimple before performing
1464 the substitution. Return false if these sanity checks fail.
1465 (fold_stmt): Only set changed to true, if set_rhs returns true.
1466 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1469 2004-07-04 Richard Henderson <rth@redhat.com>
1472 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1474 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1476 * configure.ac (ranlib_flags): New variable.
1477 * Makefile.in (RANLIB_FLAGS): New variable.
1478 (libbackend.a): Use it.
1479 * configure: Regenerated.
1481 2004-07-04 Roger Sayle <roger@eyesopen.com>
1483 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1484 a "sign mask" instead of using ashr_optab directly.
1486 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1488 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1489 * doc/cppopts.texi: Clarify processing of command-line defines.
1491 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1493 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1495 2004-07-04 Richard Henderson <rth@redhat.com>
1497 * rtl.def (ADDRESSOF): Remove.
1498 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1499 (find_base_term, memrefs_conflict_p): Likewise.
1500 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1501 (fold_rtx, cse_insn, set_live_p): Likewise.
1502 * dwarf2out.c (mem_loc_descriptor): Likewise.
1503 (add_location_or_const_value_attribute): Likewise.
1504 * emit-rtl.c (copy_insn_1): Likewise.
1505 * explow.c (memory_address): Likewise.
1506 * expmed.c (store_split_bit_field): Likewise.
1507 * expr.c (expand_expr_real_1): Likewise.
1508 * function.c (instantiate_decl
1509 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1510 * genrecog.c (preds, validate_pattern): Likewise.
1511 * integrate.c (copy_rtx_and_substitute): Likewise.
1512 * recog.c (general_operand, register_operand): Likewise.
1513 (memory_address_p): Likwise.
1514 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1515 * rtl.c (copy_rtx): Likewise.
1516 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1517 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1518 * rtlhooks.c (gen_lowpart_general): Likewise.
1519 * stmt.c (expand_asm_operands): Likewise.
1520 * web.c (entry_register, replace_ref, web_main): Likewise.
1521 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1522 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1523 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1524 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1525 * config/frv/frv.c (move_destination_operand, move_source_operand,
1526 condexec_dest_operand, condexec_source_operand,
1527 condexec_memory_operand): Likewise.
1528 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1529 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1530 (destination_xfmode_operand): Likewise.
1531 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1532 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1533 * config/s390/s390.c (general_s_operand): Likewise.
1534 * config/s390/s390.md (mov*): Likewise.
1535 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1537 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1538 * expr.c (expand_expr_real_1): Likewise.
1539 * stmt.c (expand_decl): Likewise.
1540 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1542 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1543 postponed_insns, put_var_into_stack, put_reg_into_stack,
1544 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1545 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1546 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1547 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1548 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1549 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1550 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1551 struct insns_for_mem_walk_info, insns_for_mem_walk,
1552 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1553 setjmp_protect_args): Remove.
1554 (push_function_context_to): Don't handle var_refs_queue.
1555 (pop_function_context_from, free_after_compilation): Likewise.
1556 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1557 (assign_parms, allocate_struct_function): Likewise.
1558 (use_register_for_decl): New.
1559 (expand_function_end): Don't setjmp_protect.
1560 * function.h (struct emit_status): Update commentary.
1561 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1562 (max_parm_reg, parm_reg_stack_loc): Remove.
1563 * passes.c (DFI_addressof): Remove.
1564 (dump_file_info): Remove addressof.
1565 (rest_of_handle_addressof): Remove.
1566 (rest_of_compilation): Don't call it.
1567 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1568 * stmt.c (expand_decl): Use use_register_for_decl.
1569 * tree.h: Update decls.
1570 * web.c (mark_addressof): Remove.
1571 * doc/invoke.texi (-dF): Remove.
1573 2004-07-03 Richard Henderson <rth@redhat.com>
1575 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1576 instead of gen_mem_addressof.
1577 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1578 TImode output register.
1580 2004-07-03 Richard Henderson <rth@redhat.com>
1582 PR tree-optimization/16341
1583 * tree-sra.c (sra_walk_function): Increment to next stmt before
1584 processing the current stmt.
1585 (sra_insert_after): Always use BSI_SAME_STMT.
1587 2004-07-03 Richard Henderson <rth@redhat.com>
1589 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1592 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1594 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1595 with tree_int_cst_equal.
1597 2004-07-03 Andreas Schwab <schwab@suse.de>
1599 * config/ia64/ia64.md: Define new attribute "empty".
1600 (prologue_use, nop_x, insn_group_barrier): Set it.
1602 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1603 skip over "empty" insns.
1605 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1607 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1608 context to gimplify_body.
1609 (walk_tree): Don't walk into types twice.
1610 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1612 * tree-sra.c (generate_element_init): Remove any useless conversions.
1614 * gimplify.c (gimplify_conversion): Remove stripping useless
1615 conversions from here.
1616 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1617 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1618 Unshare before substituting PLACEHOLDER_EXPR.
1619 (gimplify_modify_expr_to_memset): Likewise.
1620 Pass address of TO to memset, not TO itself.
1621 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1622 time we make an expression (to match a PLACEHOLDER_EXPR).
1624 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1625 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1626 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1627 * tree-ssa-dom.c (local_fold): Likewise.
1629 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1630 * langhooks.h (strct lang_hooks): New field type_max_size.
1631 * function.c (assign_temp): Call it.
1633 2004-07-03 Steven Bosscher <stevenb@suse.de>
1635 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1636 * config/sh/sh.md: Convert the SH1 pipeline description to
1639 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1641 * c-decl.c (struct c_binding): Remove contour field; add
1642 depth, invisible, nested fields.
1643 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1644 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1645 (bind): Add invisible and nested arguments. Initialize
1646 new fields of struct c_binding; adjust loop scanning for
1648 (free_binding_and_advance): Clear structure with memset.
1649 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1650 in file scope, even if it's in external scope too.
1651 (pushdecl): Adjust to match. Create invisible file-scope
1652 declarations for block-scope forward declarations of static functions.
1653 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1654 (undeclared_variable, lookup_label, declare_label, define_label)
1655 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1656 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1657 (store_parm_decls_oldstyle): Adjust to match.
1658 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1659 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1661 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1662 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1664 2004-07-02 Richard Henderson <rth@redhat.com>
1666 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1667 around variable_size.
1668 (set_decl_nonlocal): Remove.
1669 (store_parm_decls): Add stmts for pending sizes.
1670 * calls.c (calls_function, calls_function_1): Remove.
1671 (precompute_arguments): Don't call it.
1672 * cfgexpand.c (set_save_expr_context): Remove.
1673 (tree_expand_cfg): Don't call it.
1674 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1675 (dwarf2out_finish): Likewise.
1676 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1677 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1678 (safe_from_p): Don't queue SAVE_EXPRs.
1679 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1680 or build plain VAR_DECLs.
1681 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1683 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1684 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1685 (put_var_into_stack): Don't handle SAVE_EXPR.
1686 (gen_mem_addressof): Likewise.
1687 * function.h (struct function): Remove x_save_expr_regs.
1688 (save_expr_regs): Remove.
1689 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1690 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1691 * stor-layout.c (variable_size): Don't set it.
1692 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1693 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1694 all callers. Don't set SAVE_EXPR_CONTEXT.
1695 * tree-inline.h (remap_save_expr): Update decl.
1696 * tree.c (save_expr): Update build size.
1697 (first_rtl_op): Don't handle SAVE_EXPR.
1698 (unsave_expr_1, contains_placeholder_p): Likewise.
1699 (decl_function_context): Likewise.
1700 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1701 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1702 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1704 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1706 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1707 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1708 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1709 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1710 some first-person references and patronizing comments. Based on
1712 * doc/invoke.texi: Don't reference fortran@gnu.org.
1713 * doc/trouble.texi (Warning when a non-void function value is
1714 ignored): Rewrite. From Russ Allbery and Chris Devers.
1716 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1718 * tree-ssa-pre.c (bitmap_set_t): New.
1719 (bb_value_sets): avail_out is now a bitmap_set_t.
1720 (bitmap_find_leader): New function.
1721 (bitmap_value_insert_into_set): Ditto.
1722 (bitmap_set_copy): Ditto.
1723 (bitmap_value_replace_in_set): Ditto.
1724 (bitmap_set_contains_value): Ditto.
1725 (bitmap_set_new): Ditto.
1726 (bitmap_set_pool): New pool.
1727 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1728 (insert_aux): Ditto.
1729 (add_to_sets): Ditto.
1730 (compute_avail): Ditto
1734 (execute_pre): Ditto.
1736 2004-07-02 Roger Sayle <roger@eyesopen.com>
1738 * config/rs6000/rs6000.c (struct processor_costs): New structure
1739 used to hold instruction latencies/sizes for processor types.
1740 (rs6000_cost): New global variable pointing to current CPU's costs.
1741 (rs6000_override_options): Initialize rs6000_cost to point to the
1742 appropriate cost table based upon rs6000_cpu and optimize_size.
1743 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1746 2004-07-02 Richard Henderson <rth@redhat.com>
1748 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1750 2004-07-02 Steven Bosscher <stevenb@suse.de>
1752 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1754 2004-07-01 Richard Henderson <rth@redhat.com>
1756 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1757 (alpha_gp_save_rtx): Use assign_stack_local instead of
1760 2004-07-01 Richard Henderson <rth@redhat.com>
1762 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1763 (alpha_rtx_cost_data): Update to match.
1764 (alpha_rtx_cost_size): New.
1765 (alpha_rtx_costs): Honor optimize_size.
1767 2004-07-01 Richard Henderson <rth@redhat.com>
1769 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1770 * cfgexpand.c (tree_expand_cfg): Do it here.
1771 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1772 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1773 * config/mips/mips.c (mips_output_mi_thunk): And here.
1774 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1775 * config/sh/sh.c (sh_output_mi_thunk): And here.
1776 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1778 2004-07-01 Richard Henderson <rth@redhat.com>
1780 * tree.def (RTL_EXPR): Remove.
1781 * c-typeck.c (lvalue_p): Don't handle it.
1782 * expr.c (safe_from_p): Likewise.
1783 (expand_expr_real_1): Likewise.
1784 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1785 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1786 * gengtype.c (adjust_field_tree_exp): Likewise.
1787 * stmt.c (warn_if_unused_value): Likewise.
1788 * tree-gimple.c (recalculate_side_effects): Likewise.
1789 * tree-pretty-print.c (dump_generic_node): Likewise.
1790 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1791 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1792 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1794 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1795 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1796 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1797 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1798 all the bits that tracked last_expr.
1799 (expand_end_bindings): Don't track last_expr.
1800 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1801 (clear_last_expr): Remove.
1802 (expand_asm): Don't call it.
1803 (expand_asm_operands, expand_end_cond): Likewise.
1804 (expand_naked_return, expand_null_return_1): Likewise.
1805 * c-typeck.c (c_begin_compound_stmt): Likewise.
1806 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1807 * expr.c (expand_expr_real_1): Likewise.
1808 * tree.h: Update prototypes.
1810 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1811 (struct emit_status): Remove sequence_rtl_expr.
1812 (struct function): Remove x_rtl_expr_chain.
1813 (seq_rtl_expr, rtl_expr_chain): Remove.
1814 * function.c (struct temp_slot): Remove rtl_expr.
1815 (assign_stack_temp_for_type): Don't set it.
1816 (free_temp_slots, pop_temp_slots): Don't check it.
1817 (free_after_compilation): Don't clear x_rtl_expr_chain.
1818 (fixup_var_refs): Don't search it.
1819 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1820 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1822 (push_topmost_sequence): Likewise.
1823 (end_sequence, init_emit): Likewise.
1824 (start_sequence_for_rtl_expr): Remove.
1825 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1826 * rtl.h (preserve_rtl_expr_result): Remove.
1828 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1830 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1831 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1834 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1836 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1837 (STANDARD_STARTFILE_PREFIX_2): Define.
1838 (standard_startfile_prefix_1): Initialize to
1839 STANDARD_STARTFILE_PREFIX_1.
1840 (standard_startfile_prefix_2): Initialize to
1841 STANDARD_STARTFILE_PREFIX_2.
1842 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1843 (STANDARD_STARTFILE_PREFIX_1): Define.
1844 (STANDARD_STARTFILE_PREFIX_2): Define.
1845 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1846 (STANDARD_STARTFILE_PREFIX_2): Document.
1848 2004-07-01 Richard Henderson <rth@redhat.com>
1850 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1851 in order to disable scalarization. Instead set a flag and wait
1852 for a candidate decl.
1854 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1856 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1857 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1858 Use terminology "testsuite" and "enumerated".
1860 2004-07-01 Richard Henderson <rth@redhat.com>
1862 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1863 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1864 (initial_return_save): Likewise.
1865 (flush_queued_reg_saves): Remap register numbers.
1866 (dwarf2out_return_reg): Likewise.
1868 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1870 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1872 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1873 access functions for lower bound and element size and only output
1874 if lower bound nonzero or element size not same as that of type.
1875 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1877 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1879 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1881 2004-07-01 Per Bothner <per@bothner.com>
1883 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1885 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1887 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1888 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1889 first operand. Don't optimize if the bitfield is volatile.
1891 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1893 * c-pretty-print.c (pp_c_postfix_expression): Handle
1894 floating-point comparison operators.
1895 (pp_c_expression): Pass floating-point comparison
1896 operators to pp_c_postfix_expression.
1898 2004-07-01 Roger Sayle <roger@eyesopen.com>
1900 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1901 rtx_cost instead of "had_mult" to determine whether the transformed
1902 expression is cheaper than the original.
1904 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1906 * alias.c (get_alias_set, canon_rtx, get_addr,
1907 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1909 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1910 expand_builtin): Likewise.
1911 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1913 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1914 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1915 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1916 record_dead_and_set_regs_1, get_last_value_validate,
1917 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1918 * cse.c (check_dependence, canon_hash, equiv_constant,
1919 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1920 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1921 count_reg_usage): Likewise.
1922 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1923 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1924 cselib_record_sets): Likewise.
1925 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1926 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1927 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1928 * df.c (df_uses_record): Likewise.
1929 * dojump (do_jump): Likewise.
1930 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1931 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1932 decl_start_label): Likewise.
1933 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1934 operand_subword, change_address_1, make_safe_from): Likewise.
1935 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1936 stabilize, force_not_mem): Likewise.
1937 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1938 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1939 * expr.c (convert_move, convert_modes, emit_block_move,
1940 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1941 emit_move_insn_1, expand_assignment, store_expr,
1942 store_constructor_field, store_constructor, store_field,
1943 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
1945 * final.c (cleanup_subreg_operands, alter_subreg,
1946 get_mem_expr_from_op): Likewise.
1947 * flow.c (notice_stack_pointer_modification_1,
1948 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
1950 * function.c (mark_temp_addr_taken, preserve_temp_slots,
1951 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
1952 optimize_bit_field, flush_addressof, purge_addressof_1,
1953 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
1954 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
1955 keep_stack_depressed): Likewise.
1956 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
1957 noce_process_if_block, find_memory): Likewise.
1958 * integrate.c (subst_constants, allocate_initial_values): Likewise.
1959 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
1960 update_equiv_regs): Likewise.
1961 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
1962 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
1963 * optabs.c (expand_abs, emit_unop_insn): Likewise.
1964 * passes.c (rest_of_handle_final): Likewise.
1965 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
1966 move2add_note_store): Likewise.
1967 * ra-build.c (detect_remat_webs): Likewise.
1968 * ra-debug.c (dump_static_insn_cost): Likewise.
1969 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
1970 * recog.c (validate_change, apply_change_group, cancel_changes,
1971 validate_replace_rtx_1, general_operand, register_operand,
1972 nonmemory_operand, push_operand, pop_operand, memory_operand,
1973 indirect_operand, asm_operand_ok, offsettable_memref_p,
1974 offsettable_nonstrict_memref_p, constrain_operands,
1975 store_data_bypass_p): Likewise.
1976 * reg-stack.c (subst_stack_regs_pat): Likewise.
1977 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
1978 copy_cost, reg_scan_mark_refs): Likewise.
1979 * regmove.c (optimize_reg_copy_3, stack_memref_p,
1980 combine_stack_adjustments_for_block): Likewise.
1981 * regrename.c (copyprop_hardreg_forward_1): Likewise.
1982 * reload.c (can_reload_into, push_reload, decompose, immune_p,
1983 find_reloads, find_reloads_address, find_reloads_address_1,
1984 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
1985 find_equiv_reg): Likewise.
1986 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
1987 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
1988 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
1989 delete_address_reloads): Likewise.
1990 * resource.c (mark_referenced_resources): Likewise.
1991 * rtlanal.c (get_jump_table_offset, count_occurrences,
1992 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
1993 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
1994 num_sign_bit_copies1): Likewise.
1995 * rtlhooks.c (gen_lowpart_general): Likewise.
1996 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1997 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
1998 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
1999 sdbout_global_decl): Likewise.
2000 * simplify-rtx.c (simplify_subreg): Likewise.
2001 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2002 expand_anon_union_decl, expand_end_case_type): Likewise.
2003 * unroll.c (calculate_giv_inc): Likewise.
2004 * var-tracking.c (stack_adjust_offset_pre_post,
2005 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2006 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2007 vt_add_function_parameters): Likewise.
2008 * varasm.c (make_var_volatile, notice_global_symbol,
2009 assemble_external, decode_addr_const, mark_weak,
2010 default_encode_section_info): Likewise.
2012 2004-07-01 Steven Bosscher <stevenb@suse.de>
2014 * stmt.c (check_seenlabel): Remove.
2015 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2017 2004-07-01 Richard Henderson <rth@redhat.com>
2019 * function.h (struct function): Remove x_function_call_count.
2020 (function_call_count): Remove.
2021 * calls.c (expand_call): Don't set it.
2022 * integrate.c (copy_rtx_and_substitute): Likewise.
2024 * function.h (struct function): Remove x_cleanup_label.
2025 (cleanup_label): Remove.
2026 * stmt.c (expand_value_return): Don't use it.
2027 * function.c (free_after_compilation): Don't set it.
2028 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2029 * cfgexpand.c (tree_expand_cfg): Update call.
2030 * tree.h (expand_function_start): Update decl.
2032 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2035 * c-lang.c (c_initialize_diagnostics): Move from here ...
2036 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2037 (c_tree_printer): Use pretty-printer to format %T.
2038 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2039 before '*' if not C++.
2040 (pp_c_direct_abstract_declarator): Don't try to print array upper
2041 bound for flexible array members.
2042 * c-tree.h: Include "diagnostic.h".
2043 (c_initialize_diagnostics): Declare.
2044 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2045 * c-format.c (format_type_warning): New function. Improve
2046 diagnostics for incorrect format argument types.
2047 (check_format_types): Use it. Add two parameters. Use the
2048 TYPE_MAIN_VARIANT of wanted_type.
2049 (check_format_info_main): Pass new parameters to
2051 (struct format_wanted_type): Update comment.
2053 2004-07-01 Nick Clifton <nickc@redhat.com>
2055 * target.h (struct gcc_target): Add new field to struct cxx:
2056 import_export_class.
2057 * target-def.h (TARGET_CXX): Initialise the new field.
2058 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2060 * doc/tm.texi: Document the new target hook.
2062 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2064 * builtins.c (fold_builtin_classify): Fix typo.
2066 2004-07-01 Richard Henderson <rth@redhat.com>
2068 * function.c (identify_blocks, identify_blocks_1): Remove.
2069 * function.h (identify_blocks): Remove.
2070 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2072 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2074 * builtins.c (fold_builtin_classify): New.
2075 (fold_builtin_unordered_cmp): Fix commentary.
2076 (fold_builtin): Use it.
2077 * builtins.def: Define builtins for isnan,
2078 isnanf, isnanl, finite, finitef, finitel,
2079 isinf, isinff, isinfl.
2081 2004-07-01 Richard Henderson <rth@redhat.com>
2083 * function.h (struct function): Remove dont_emit_block_notes.
2084 * gimple-low.c (lower_function_body): Don't set it.
2085 * cfgexpand.c (expand_block): Don't check it.
2086 * cfglayout.c (insn_locators_initialize): Likewise.
2087 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2088 * passes.c (rest_of_compilation): Likewise.
2089 * stmt.c (expand_start_bindings_and_block): Likewise.
2090 (expand_end_bindings): Likewise.
2092 2004-07-01 Richard Henderson <rth@redhat.com>
2094 * cgraph.h (cgraph_build_static_cdtor): Declare.
2095 * cgraphunit.c (cgraph_build_static_cdtor): New.
2096 * c-objc-common.c (build_cdtor): Use it.
2097 * coverage.c (create_coverage): Likewise.
2098 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2099 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2101 See ChangeLog.11 for earlier changes.