1 2004-07-08 Richard Henderson <rth@redhat.com>
3 * builtins.c (ind_gimplify_va_arg_expr): New.
4 * tree.h (ind_gimplify_va_arg_expr): Declare.
5 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
7 2004-07-08 Jan Beulich <jbeulich@novell.com>
9 * expmed.c (extract_bit_field): Correct condition to use vec_extract
10 patterns also on vector elements other than the first one.
11 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
14 2004-07-08 Geoffrey Keating <geoffk@apple.com>
16 * config/rs6000/darwin-ldouble.c: Correct reference
17 to the Linnainmaa paper.
19 2004-07-08 Richard Henderson <rth@redhat.com>
21 * config/arc/arc-protos.h (arc_va_arg): Remove.
22 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
23 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
24 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
26 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
27 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
28 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
29 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
31 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
33 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
35 2004-07-08 Zack Weinberg <zack@codesourcery.com>
37 * c-decl.c (static_ctors, static_dtors): Make static.
38 (pop_file_scope): Call c_common_write_pch and
39 cgraph_finalize_compilation_unit here.
40 (build_cdtor): Moved here from c-objc-common.c; simplify.
41 (c_write_global_declarations_1): Clarify comment.
42 (c_write_global_declarations): Close the external scope before
43 doing anything else. Call build_cdtor, cgraph_optimize, and
44 mudflap_finish_file here.
45 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
47 * c-objc-common.c: No need to include cgraph.h.
48 (build_cdtor): Moved to c-decl.c.
49 (c_objc_common_finish_file): Delete.
50 * c-tree.h: Update to match.
51 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
52 (generate_static_references): Set TREE_USED before calling finish_decl.
53 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
54 on the static_instances_decl.
56 2004-07-08 Zack Weinberg <zack@codesourcery.com>
58 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
59 decls when there is only one input translation unit.
60 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
61 change of 2004-07-05; do not treat declarations with
62 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
63 * opts.c (cur_in_fname): Delete.
65 * tree.c: Revert changes of 2004-07-05; no special treatment
66 for TRANSLATION_UNIT_DECLs.
67 * Makefile.in (tree.o): Update dependencies.
69 2004-07-08 Roger Sayle <roger@eyesopen.com>
71 * builtins.c (fold_builtin_strcpy): Merge functionality from
72 simplify_builtin_strcpy. Add additional len argument. No longer
73 static. Remove function prototype.
74 (fold_builtin_strncpy): Likewise integrate functionality from
75 simplify_builtin_strncpy. Add additional slen argument. No
76 longer static. Remove function prototype.
77 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
78 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
79 types of "ignore" and "unlocked" parameters to bool.
80 (fold_builtin_1): Add additional ignore argument. Call renamed
81 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
82 builtins. Update arguments to fold_builtin_strncpy and
83 fold_builtin_strcpy. Add function prototype.
84 (fold_builtin): Add additional Boolean ignore argument to pass
86 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
87 and fold_builtin_strncpy instead of simplify_builtin_fputs,
88 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
90 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
91 simplify_builtin_strncpy): Delete function prototypes.
92 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
93 fold_builtin_strncpy): Add function prototypes here.
94 (fold_builtin): Update function prototype with new "bool ignore".
96 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
97 (ccp_fold_builtin): Update call to fold_builtin. Call
98 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
99 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
100 simplify_builtin_strncpy respectively.
101 * fold-const.c (fold): Update call to fold_builtin.
103 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
105 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
108 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
109 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
110 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
111 * calls.c: Remove ifdefs of macros above.
112 * functions.c: Likewise.
115 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
117 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
118 (arch attribute): Delete.
119 (current_function_calls_alloca attribute): Rename into calls_alloca.
120 (calls_eh_return): New attribute.
121 (leaf_function): Likewise.
122 (length attribute): Fix formula for sibcalls.
123 (return insn): Correctly compute the 'length' attribute.
124 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
126 2004-07-08 Richard Henderson <rth@redhat.com>
128 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
129 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
130 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
131 * tree-eh.c (lower_eh_constructs_1): Likewise.
132 * tree-sra.c (sra_walk_modify_expr): Likewise.
133 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
134 (eliminate_unnecessary_stmts): Likewise.
135 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
136 * tree-tailcall.c (optimize_tail_call): Likewise.
137 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
139 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
140 Jakub Jelinek <jakub@redhat.com>
142 * config/i386/i386.c (override_options): Enable
143 SSE prefetches with -mtune, as long as we are
144 compiling for i686 or higher. All i686 processors
145 accept SSE prefetches as NOPS, some i586's don't.
147 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
150 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
152 2004-07-08 Diego Novillo <dnovillo@redhat.com>
154 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
155 the handling of clobbering ASM_EXPRs.
157 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
160 * config/sparc/sparc.c (function_value): In 64-bit mode,
161 return the aggregates larger than 16 bytes like unions.
163 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
166 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
167 'temp' is zero, generate new pseudos as needed and emit the
168 sequence of insns in single-assignment form. Resync comments
170 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
171 function before reload.
173 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
175 * vec.c (vec_assert_fail): Remove duplicate 'function'.
177 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
179 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
180 Allocation is signed.
181 (VEC_reserve): Return flag, allocation is signed.
183 2004-07-08 Richard Henderson <rth@redhat.com>
185 * tree-ssa-ccp.c (fold_stmt): Get type directly from
188 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
189 Neil Booth <neil@daikokuya.co.uk>
193 * c-decl.c (finish_struct): Ensure bit-fields are given the
195 * c-common.c (c_common_signed_or_unsigned_type): For C, require
196 the precision to match as well as the mode.
197 * expr.c (reduce_to_bit_field_precision): New function.
198 (expand_expr_real_1): Reduce expressions of bit-field type to
200 * langhooks.h (reduce_bit_field_operations): New hook.
201 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
203 * c-lang.c, objc/objc-lang.c
204 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
205 * objc/objc-act.c (check_ivars): Convert types to bit-field types
207 * tree.c (build_nonstandard_integer_type): New function.
208 * tree.h (build_nonstandard_integer_type): New prototype.
209 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
210 conversions between integer and boolean types as useless.
212 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
214 * c-common.c (c_common_nodes_and_builtins): Do not
215 create __builtin_ptrdiff_t and __builtin_size_t.
217 2004-07-08 Andrew Pinski <apinski@apple.com>
219 * Makefile.in (libbackend.o): Add -combine to the gcc
222 2004-07-08 Nick Clifton <nickc@redhat.com>
224 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
227 2004-07-08 Richard Henderson <rth@redhat.com>
229 * except.c (expand_eh_region_start, expand_eh_region_end,
230 expand_eh_handler, expand_eh_region_end_cleanup,
231 expand_start_all_catch, expand_start_catch, expand_end_catch,
232 expand_end_all_catch, expand_eh_region_end_allowed,
233 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
234 expand_eh_region_end_fixup): Remove.
235 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
236 cleanups, outer_cleanups, label_chain, exception_region.
237 (struct goto_fixup): Remove stack_level, cleanup_list_list.
238 (struct label_chain): Remove.
239 (struct stmt_status): Remove x_stack_block_stack.
240 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
241 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
242 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
243 end_cleanup_deferral, last_cleanup_this_contour,
244 containing_blocks_have_cleanups_or_stack_level,
245 any_pending_cleanups): Remove.
246 (expand_null_return_1): Take no arguments.
247 (expand_label, expand_naked_return, expand_return,
248 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
249 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
250 expand_end_case_type): Don't use any of them.
251 * calls.c (expand_call): Likewise.
252 * dojump.c (do_jump): Likewise.
253 * function.c (expand_function_end): Likewise.
254 * expr.c (store_expr, expand_expr_real_1): Likewise.
255 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
256 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
257 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
258 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
259 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
260 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
261 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
262 for WITH_CLEANUP_EXPR.
263 (gimple_push_cleanup): Likewise.
264 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
265 * print-tree.c (print_node): Likewise.
266 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
267 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
268 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
269 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
270 (GOTO_SUBROUTINE_EXPR): Remove.
271 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
272 (DECL_TOO_LATE): Remove.
273 * except.h, tree.h: Update decls.
275 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
277 * explow.c (optimize_save_area_alloca): Do not accept parameters.
278 * passes.c (rest_of_handle_final): Handle symout.
279 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
281 (rest_of_handle_sched): Break out SMS. Remove ifs for
282 flag_schedule_insns and flag_modulo_sched.
283 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
285 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
286 (rest_of_handle_partition_blocks, rest_of_handle_sms,
287 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
288 rest_of_handle_mode_switching, rest_of_handle_jump,
289 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
290 rest_of_handle_jump2, rest_of_handle_postreload,
291 rest_of_handle_flow2, rest_of_clean_state,
292 rest_of_handle_shorten_branches,
293 rest_of_handle_prologue_epilogue,
294 rest_of_handle_branch_target_load_optimize): New.
295 (rest_of_compilation): Call the above. Remove ggc_collect
296 calls moved to rest_of_handle_*.
297 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
299 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
300 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
301 * except.h (set_nothrow_function_flags): Update comment.
302 * function.c (current_function_nothrow): Remove.
303 * output.h (current_function_nothrow): Remove.
304 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
305 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
307 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
310 * reorg.c: Revert 2004-06-30 change.
311 (find_end_label): If HAVE_epilogue and !HAVE_return,
312 return 0 instead of creating a label at the end of the insn chain.
313 (optimize_skip): Account for the failure mode of find_end_label.
314 (fill_simple_delay_slots): Likewise.
315 (fill_slots_from_thread): Likewise.
316 (relax_delay_slots): Likewise.
318 2004-07-08 Diego Novillo <dnovillo@redhat.com>
320 * tree-flow.h (addressable_vars): Declare.
321 * tree-ssa-alias.c (addressable_vars): Define.
322 (setup_pointers_and_addressables): Add addressable variables
324 * tree-ssa-operands.c (get_stmt_operands): Move
325 handling of ASM_EXPRs ...
326 (get_asm_expr_operands): ... here.
327 When the ASM_EXPR clobbers memory, also clobber addressable
329 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
330 (delete_tree_ssa): Reset addressable_vars.
332 2004-07-07 Jan Beulich <jbeulich@novell.com>
333 Richard Henderson <rth@redhat.com>
335 * varasm.c (assemble_variable): Use assemble_zeros for
336 zero-initialized variables.
337 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
338 for SECCAT_BSS and SECCAT_TBSS.
340 2004-07-07 Jan Beulich <jbeulich@novell.com>
342 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
344 * expmed.c (emit_store_flag): Also special-case double-word
345 (in-)equality comparison against -1.
347 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
348 passing arguments the containers for which are registers.
350 * calls.c (emit_library_call_value_1): Use mode of function parameter
351 rather than that of argument since constants have none.
353 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
355 Introduce H8SX support.
356 * expr.c (expand_strcpy): Renamed and moved to...
357 * builtins.c (expand_movstr): ... here. Tweak.
358 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
359 computed or has side effects.
360 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
361 unused, or if mempcpy fails. Adjust the return value in the
362 latter case. Use movstr if everything else fails.
363 * doc/md.texi (movstr): Document.
364 (movmemM, clrmemM): Fix explanation of memory block operands.
365 * config/h8300/h8300.md (stpcpy): Renamed to...
366 (movstr): ... this. Adjust.
367 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
368 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
369 movmem* and clrstr* to clrmem*.
370 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
371 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
372 GENERAL_REGS, always.
373 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
374 getting the stack pointer as addr.
375 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
376 from general_operand_dst.
377 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
379 (movmd_internal): ... this. Add modes to operands. Disparage `D'
380 instead of requiring it to match only before reload.
381 (stpcpy_internal_normal): New, normal-mode variant of...
382 (stpcpy_internal): ... this. Add modes to operands. Disparage
383 `D' instead of requiring it to match only before reload.
384 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
386 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
387 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
389 * config/h8300/h8300.md (attr type): Add call.
390 (attr can_delay): If type is call, set it no.
391 (call, call_value): Set type to call.
392 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
393 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
394 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
395 * tree.c (get_narrower): Don't narrow integral types into
397 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
398 frame_size *before* the first use.
399 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
401 (peephole2): Don't widen instructions that push SP. Move
402 decrement of SP to the end of all stm-generating peepholes.
403 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
404 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
405 and OR to set it to all ones.
406 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
407 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
408 (call, call_value): Set can_delay to "no".
409 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
410 * config/h8300/h8300.md (extzv): Make subreg check more robust.
411 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
412 * config/h8300/h8300.md (*brabit): Remove.
413 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
414 zero_extract. Use bit_memory_operand as the predicate for
415 operand 1 and 'WU' as the constraint. Check the difference
416 between the base length and the final one when deciding which
417 type of branch to use.
418 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
419 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
420 Use convert_move to extend the result for TARGET_H8300SX. Check
421 for QImode memory references. Optimize the case where the
422 destination is a paradoxical subreg.
423 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
424 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
425 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
426 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
427 * config/h8300/h8300.md: Include mova.md
428 (length_table): Add mova and mova_zero.
429 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
430 after all constant addresses for '%R', '%X', '%T' and '%S'.
431 (h8300_mova_length): New function.
432 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
433 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
434 dependencies for s-config, etc.
435 * config/h8300/gemova.sh: New file.
436 * config/h8300/mova.md: Generated.
437 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
438 * config/h8300/h8300.c (h8300_bitfield_length): New.
439 (nibble_operand): Adjust.
440 (h8300_binary_length): Handle conditional binary op.
441 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
442 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
443 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
444 and P#<0, unused so far. W and Y are now prefixes to multi-letter
445 constraints. WU is introduced as a variant of U that requires a
446 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
447 * config/h8300/h8300.md (attr type): Added bitbranch.
448 (attr length_table): Added bitfield and bitbranch.
449 (attr length): Compute bitbranch length.
450 (andqi): Separate pattern for H8300SX. Use bfld for loading the
451 least-significant bit of a byte.
452 (brabit, brabc, brabs): New.
453 (insv, extzv): Emit bfst and bfld on H8300SX.
454 (bfld, bfst, seq, sne): New.
455 (bstzhireg, cmpstz, bstz, bistz): New.
456 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
457 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
458 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
459 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
460 (h8sx_unary_memory_operator): New function.
461 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
462 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
463 * config/h8300/h8300.md: Add peepholes to combine reloads and
465 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
466 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
467 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
468 (and?i, ior?i, xor?i): Likewise.
469 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
470 * config/h8300/h8300.c: Move enums and prototypes to head of file.
471 Various whitespace fixes.
472 (h8300_constant_length): New function, split out from...
473 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
474 (h8300_classify_operand): Use IN_RANGE.
475 (h8300_classify_operand): Use h8300_constant_length.
476 (h8300_short_move_mem_p): Tighten size check.
477 (h8sx_mergeable_memrefs_p): Tighten equality check.
478 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
479 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
481 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
482 * config/h8300/crtn.asm: Likewise.
483 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
484 if __H8300SX__ is defined.
485 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
486 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
487 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
488 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
489 addresses as mode-dependent.
490 * config/h8300/h8300.c (print_operand_address): Update call to
492 (h8300_get_index): Take a mode argument. Rework to fix an
493 earlier misunderstanding.
494 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
495 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
496 into a register if TARGET_H8300SX.
497 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
498 TARGET_H8300SX. Also disable related define_splits.
499 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
500 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
501 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
502 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
503 * config/h8300/h8300.h (OK_FOR_Z): New macro.
504 (EXTRA_CONSTRAINT_STR): Check it.
505 * config/h8300/h8300.c (h8300_classify_operand): Accept null
507 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
508 * config/h8300/h8300.md (length_table): Add mov_imm4.
509 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
510 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
511 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
513 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
514 * config/h8300/h8300.c (h8300_reorg): New function.
515 (TARGET_MACHINE_DEPENDENT_REORG): Define.
516 * config/h8300/h8300.md (length): Subtract the length of the
517 delay slot from (pc) when checking the range of forward branches.
518 (delay_slot, can_delay): New attributes.
519 (define_delay): Add bra/s handling.
520 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
521 (jump): Add delayed-branch handling.
522 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
523 * expr.c (expand_strcpy): New function.
524 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
525 (expand_builtin_stpcpy): Likewise.
526 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
527 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
528 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
529 handling to improve register allocation for -fno-omit-frame-pointer.
530 (h8sx_split_movmd): Delete, moving er6 handling into...
531 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
532 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
533 (movmd): Add calls to copy_rtx.
534 (movmd_internal): In the second alternative, allow the initial and
535 final destination registers to be different . Update the splitter
536 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
537 instead of h8sx_split_movmd.
538 (stpcpy, movsd): New expanders.
539 (movsd_internal): New define_insn.
540 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
541 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
542 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
543 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
544 and DESTINATION_REGS.
545 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
546 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
547 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
548 (h8300_move_ratio): Declare.
549 (MOVE_RATIO): Use it.
550 * config/h8300/h8300.c (h8300_move_ratio): New variable.
551 (h8300_init_once): Initialize it.
552 (h8300_reg_class_from_letter): New function.
553 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
554 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
555 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
556 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
557 (movstrsi, movmd): New expanders.
558 (movmd_internal): New insn.
559 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
560 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
561 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
562 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
563 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
564 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
565 * config/h8300/h8300.c (nibble_operand): Fix warning.
566 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
567 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
568 (movsf_h8300h): Disable for TARGET_H8300SX.
569 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
570 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
571 h8300_stm_parallel and h8300_return_parallel.
572 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
573 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
574 h8300_stm_parallel, h8300_return_parallel): New functions.
575 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
576 if TARGET_H8300SX. Use h8300_push_pop.
577 (h8300_expand_epilogue): Likewise. Try to merge the return insn
578 and final pop when generating h8sx code. Always emit some form
580 * config/h8300/h8300.md: Don't enforce register alignment in
581 stm peepholes if TARGET_H8300SX.
582 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
583 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
584 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
585 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
586 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
587 (MULTILIB_DIRNAMES): Add a directory for it.
588 (MULTILIB_MATCHES): Delete.
589 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
590 * final.c (walk_alter_subreg): Handle addresses with subregs
591 inside a ZERO_EXTEND or AND.
592 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
593 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
595 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
596 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
597 @(dd,Rn.w) and @(dd,ERn.L).
598 (h8300_displacement_size): Take the whole address as argument.
599 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
600 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
601 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
602 (h8sx_mergeable_memrefs_p): Declare.
603 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
604 (HAVE_PRE_INCREMENT): Likewise.
605 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
606 addresses for TARGET_H8300SX,
607 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
609 (movb_length_table, movl_length_table): New tables.
610 (movw_length_table): Define to movb_length_table.
611 (h8300_displacement_size): New, split out from...
612 (h8300_classify_address): ...here. Handle pre/post inc/dec.
613 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
614 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
615 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
616 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
617 (compute_plussi_length, compute_plussi_cc): Update accordingly.
618 (h8sx_unary_shift_operator): Get the mode from the operator.
619 (binary_shift_operator): Likewise.
620 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
621 a memory reference, check whether the reference is offsettable.
622 (length_table): Add movb, movw and movl.
623 (movqi): Add new h8sx pattern. Don't force one operand to be a
624 register when generating h8sx code.
625 (movhi, movsi, movsf): Likewise.
626 (movstrictqi): Use the length_table attribute.
627 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
628 (addqi3): Split into a define_expand and define_insn. Don't accept
629 memory operands in the expander. Use h8300_operands_match_p to
630 check for matching operands in the define_insn.
631 (subqi3, negqi2, one_cmplqi2): Likewise.
632 (add[hs]i3): Don't accept memory operands in the expander. Likewise
633 in any patterns that are unused in h8sx code. In the h8sx patterns,
634 use h8300_operands_match_p to check whether operands match.
635 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
636 one_cmpl[hs]i3): Likewise.
637 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
639 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
640 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
641 (h8300_insn_length_from_table): Add a second parameter.
642 (output_h8sx_shift): Declare.
643 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
644 (EXTRA_CONSTRAINT): Replace with...
645 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
646 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
647 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
648 and h8sx_binary_shift_operator.
649 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
651 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
652 (bit_memory_operand, fix_bit_operand): Likewise.
653 (h8300_length_table_for_insn): Remove.
654 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
656 (h8300_short_immediate_length, h8300_binary_length): New functions.
657 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
658 (output_plussi): Use sub to add negative constants.
659 (compute_plussi_length): Adjust accordingly.
660 (h8sx_single_shift_type): New enum.
661 (h8sx_single_shift, h8sx_unary_shift_operator,
662 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
663 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
664 single h8sx instruction. Return false in this case.
665 * config/h8300/h8300.md (length_table): Add short_immediate.
666 (length): Pass the operand array to h8300_insn_length_from_table.
667 (adjust_length): Assume "no" for insns with a length_table attribute.
668 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
669 (*addhi3_h8300hs): Don't use for h8sx.
670 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
672 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
673 1's predicate to nonimmediate_operand. Only skip default expansion
674 if expand_a_shift or expand_a_rotate returns true. Add new patterns
675 for single h8sx shift instructions.
676 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
677 * config/h8300/h8300.c (nibble_operand): Split out of...
678 (reg_or_nibble_operand): ... this.
679 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
680 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
681 umulhisi3): Introduce expand, and introduce separate insns for
682 sign- or zero-extended REG and already-extended CONST_INT.
683 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
684 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
685 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
686 (subhi3): Likewise. Don't accept immediates for operand 1.
687 Remove the early clobber from second alternative of the h8300s pattern.
688 (subsi3): Generalize for h8sx. Force operand 2 into a register
689 on plain h8300 targets.
690 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
691 (subsi3_h8300h): Generalize for h8sx.
692 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
693 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
694 * config/h8300/h8300.c (reg_or_nibble_operand): New.
695 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
696 (TARGET_H8300SXMUL): New.
697 (CONST_OK_FOR_P): New.
698 (CONST_OK_FOR_LETTER_P): Adjust.
699 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
700 umulhisi3): Accept 4-bit immediate on H8SX.
701 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
702 (udivsi3, divhi3, udivsi3, divsi3): New.
703 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
704 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
705 * config/h8300/h8300.h (OK_FOR_Q): New macro.
706 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
707 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
708 Add ADDRESSOF to the bit_operand entry.
709 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
710 (h8300_src_operand): Likewise.
711 (bit_operand): Check nonimmediate_operand rather than general_operand.
712 Accept any nonimmediate_operand in h8sx code.
713 (h8300_and_costs): Initialize operands[1].
714 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
715 (h8300_operand_class): New enum.
716 (h8300_length_table): New typedef.
717 (addb_length_table, addw_length_table, addl_length_table,
718 logicl_length_table): New tables.
719 (logicb_length_table, logicw_length_table): New macros.
720 (h8300_classify_operand, h8300_length_from_table,
721 h8300_length_table_for_insn, h8300_unary_length,
722 h8300_insn_length_from_table): New functions.
723 (output_plussi): Only use adds and subs for register destinations.
724 Disable redundant clause.
725 (compute_plussi_cc): Likewise.
726 (compute_plussi_length): Likewise. Use h8300_length_from_table
727 to work out the length of an insn.
728 (output_logical_op): Only use narrower immediate instructions
729 if the destination is a register.
730 (compute_logical_op_cc): Likewise.
731 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
732 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
733 * config/h8300/h8300.md (length_table): New attribute.
734 (length): When an instruction has a length_table attribute, use
735 h8300_insn_length_from_table to calculate its default length.
736 (cmpqi): Use h8300_dst_operand for the first operand and
737 h8300_src_operand for the second.
738 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
739 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
740 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
741 iorsi3, xorhi3, xorsi3): Likewise.
742 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
743 so that it allows any combination of operands for TARGET_H8300SX.
744 (iorqi3, xorqi3): Likewise.
745 (cmpqi): Use the length_table attribute.
746 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
747 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
748 (cmpqi): Add 'Q' constraint.
749 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
750 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
751 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
752 * config/h8300/h8300.h (MASK_H8300SX): New macro.
753 (TARGET_H8300S): True for both -ms and -msx.
754 (TARGET_H8300SX): New macro.
755 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
756 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
757 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
758 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
760 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
761 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
762 16-bit pointers and 32-bit ints.
763 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
764 CONST_DOUBLE with mode no wider than SImode.
765 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
767 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
768 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
770 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
771 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
772 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
774 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
776 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
778 2004-07-07 Per Bothner <per@bothner.com>
780 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
782 2004-07-07 Mike Stump <mrs@apple.com>
784 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
785 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
786 (machopic_finish): Likewise.
788 2004-07-07 Richard Henderson <rth@redhat.com>
790 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
791 through any value-preserving cast.
793 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
795 * function.c (assign_parm_find_data_types): Call
796 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
798 2004-07-07 Steven Bosscher <stevenb@suse.de>
800 * tree-cfg.c (group_case_labels): Remove case labels that have
801 the same target as the default case.
803 2004-07-07 Steven Bosscher <stevenb@suse.de>
805 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
806 regardless of DECL_LANG_SPECIFIC being present or not.
807 * tree.h (DECL_NUM_STMTS): Purge.
809 2004-07-07 Andrew Pinski <apinski@apple.com>
811 * configure: Regenerate with the right autoconf.
813 2004-07-07 David Edelsohn <edelsohn@gnu.org>
815 * ifcvt.c (total_bb_rtx_cost): New function.
816 (find_if_case_1): Compare rtx_cost of basic block to cost of
818 (find_if_case_2): Same.
820 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
823 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
824 (output_return): Likewise.
825 (output_sibcall): Abort if !flag_delayed_branch.
826 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
827 (emit_and_preserve): New function.
828 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
829 indirect jump to the thunked-to function if !flag_delayed_branch.
830 * config/sparc/sparc.md (delayed_branch): New attribute.
831 (load_pcrel_sym): Honor flag_delayed_branch. Use above
832 attribute to compute the length of the insn.
833 (goto_handler_and_restore): Likewise.
835 2004-07-07 Andrew Pinski <apinski@apple.com>
837 PR tree-optimization/15777
838 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
840 * expr.c (expand_expr_real_1): Fix formating.
841 BUFFER_REF and IN_EXPR are dead.
842 * fold-const.c (non_lvalue): BUFFER_REF is dead.
843 * tree-inline.c (estimate_num_insns_1): Likewise.
844 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
845 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
846 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
848 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
850 * collect2.c (dump_file): Don't call cplus_demangle if
851 HAVE_LD_DEMANGLE is defined.
852 (main): Pass "--demangle" to ld if no_demangle is not 0 and
853 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
854 if HAVE_LD_DEMANGLE is defined.
856 * configure.ac (--with-demangler-in-ld): Added
857 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
858 --with-demangler-in-ld is used.
859 * config.in: Regenerated.
860 * configure: Likewise.
862 2004-07-07 Roger Sayle <roger@eyesopen.com>
864 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
865 for simple floating point operations "fp", double precision
866 multiplication "dmul", and single and double precision division
867 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
868 (ppc630_cost): New table split from ppc620_cost, to distinguish
869 differences in floating point latencies.
870 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
871 (rs6000_rtx_costs): Add support for single and double precision
872 floating point addition, subtraction, multiplication, division,
873 fused-multiply-add, fused-multiply-sub, negation, absolute value
874 and negative absolute value. Tweak MEM case to use prefered idiom.
876 2004-07-07 Richard Henderson <rth@redhat.com>
878 * tree-flow-inline.h (may_propagate_copy): Move...
879 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
880 attempt to copy between types requiring conversion.
881 * tree-flow.h (may_propagate_copy): Update decl.
882 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
884 2004-07-07 Jakub Jelinek <jakub@redhat.com>
886 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
889 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
891 * builtins.c: Rename movstr*, except for movstrict*, to
892 movmem* and clrstr* to clrmem*.
895 * genopinit.c: Likewise.
896 * integrate.c: Likewise.
897 * local-alloc.c: Likewise.
898 * optabs.c: Likewise.
899 * optabs.h: Likewise.
900 * config/alpha/alpha.h: Likewise.
901 * config/alpha/alpha.md: Likewise.
902 * config/arm/arm-protos.h: Likewise.
903 * config/arm/arm.c: Likewise.
904 * config/arm/arm.md: Likewise.
905 * config/avr/avr.md: Likewise.
906 * config/c4x/c4x.c: Likewise.
907 * config/c4x/c4x.md: Likewise.
908 * config/frv/frv.md: Likewise.
909 * config/i386/i386-protos.h: Likewise.
910 * config/i386/i386.c: Likewise.
911 * config/i386/i386.h: Likewise.
912 * config/i386/i386.md: Likewise.
913 * config/i860/i860.c: Likewise.
914 * config/i860/i860.md: Likewise.
915 * config/ip2k/ip2k.md: Likewise.
916 * config/ip2k/libgcc.S: Likewise.
917 * config/ip2k/t-ip2k: Likewise.
918 * config/m32r/m32r.c: Likewise.
919 * config/m32r/m32r.md: Likewise.
920 * config/mcore/mcore.md: Likewise.
921 * config/mips/mips.c: Likewise.
922 * config/mips/mips.md: Likewise.
923 * config/ns32k/ns32k.c: Likewise.
924 * config/ns32k/ns32k.h: Likewise.
925 * config/ns32k/ns32k.md: Likewise.
926 * config/pa/pa.c: Likewise.
927 * config/pa/pa.md: Likewise.
928 * config/pdp11/pdp11.h: Likewise.
929 * config/pdp11/pdp11.md: Likewise.
930 * config/rs6000/rs6000.c: Likewise.
931 * config/rs6000/rs6000.md: Likewise.
932 * config/s390/s390-protos.h: Likewise.
933 * config/s390/s390.c: Likewise.
934 * config/s390/s390.md: Likewise.
935 * config/sh/lib1funcs.asm: Likewise.
936 * config/sh/sh.c: Likewise.
937 * config/sh/sh.md: Likewise.
938 * config/sh/t-sh: Likewise.
939 * config/sparc/sparc.h: Likewise.
940 * config/vax/vax.md: Likewise.
941 * config/xtensa/xtensa.c: Likewise.
942 * config/xtensa/xtensa.md: Likewise.
943 * doc/invoke.texi: Likewise.
944 * doc/md.texi: Likewise.
945 * doc/rtl.texi: Likewise.
947 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
950 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
951 * config/mips/mips.c (mips_declare_common_object): New function,
952 mostly split out from...
953 (mips_output_aligned_decl_common): ...here.
954 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
955 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
956 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
957 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
959 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
962 * function.c (assign_parms): Fix typo from previous change.
964 2004-07-07 Jason Merrill <jason@redhat.com>
967 * doc/extend.texi (C++ Interface): Correct information and
970 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
975 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
978 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
981 * config/m32r/m32r.c (m32r_function_symbol): New function:
982 Generate a symbol name RTX with the correct m32r specific flags
984 (block_move_call): Use new function to generate correct symbol.
985 * config/m32r/m32r-protos.h: Add prototype for new funcion.
986 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
989 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
991 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
992 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
993 TYPE_BINFO_BASETYPE): Remove.
994 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
996 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
998 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
999 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1000 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1001 (struct tree_binfo): Rename base_types to base_binfos.
1002 * alias.c (record_component_aliases): Adjust BINFO macros.
1003 * dbxout.c (dbxout_type): Likewise.
1004 * dwarf2out.c (gen_member_die): Likewise.
1005 * sdbout.c (sdbout_one_type): Likewise.
1006 * tree-dump.c (deque_and_dump): Likewise.
1007 * config/i386/i386.c (classify_argument,
1008 contains_128bit_aligned_vector_p): Likewise.
1010 2004-07-07 Nick Clifton <nickc@redhat.com>
1012 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1013 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1015 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1017 * vec.h: Fix the example use.
1019 2004-07-06 Richard Henderson <rth@redhat.com>
1021 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1022 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1023 * tree-inline.c (copy_body_r, setup_one_parameter,
1024 initialize_inlined_parameters, expand_call_inline,
1025 declare_inline_vars): Don't check it.
1026 (expand_calls_inline): Remove old version, rename new version
1027 from gimple_expand_calls_inline.
1028 * tree-optimize.c (execute_gimple): Remove.
1029 (pass_gimple): Don't run anything.
1031 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1033 * doc/sourcebuild.texi: Use semicolons instead of commas in
1036 2004-07-06 Richard Henderson <rth@redhat.com>
1038 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1039 (sra_walk_modify_expr, scan_init): Likewise.
1040 (generate_element_zero): Check visited before scanning children.
1041 (generate_element_init): Set visited on error.
1042 (scalarize_init): Handle generate_element_init failure similar
1045 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1047 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1048 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1050 2004-07-06 Richard Henderson <rth@redhat.com>
1052 * config/i386/i386.c (legitimize_pic_address): Make static.
1053 (legitimize_address): Handle CONST with TLS operand.
1054 (ix86_expand_move): Don't call legitimize_pic_address directly.
1055 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1057 2004-07-06 Roger Sayle <roger@eyesopen.com>
1059 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1060 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1061 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1062 is currently executed unconditionally, i.e. not in "else_bb".
1064 2004-07-06 Steven Bosscher <stevenb@suse.de>
1066 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1067 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1068 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1069 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1070 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1071 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1072 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1073 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1074 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1075 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1076 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1077 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1078 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1079 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1080 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1081 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1083 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1085 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1086 * expr.c (expand_expr_real_1): Ditto.
1087 * tree-inline.c (estimate_num_insns_1): Ditto.
1088 * tree-pretty-print.c (dump_generic_node): Ditto.
1092 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1094 * tree-ssa-pre.c (reference_node_pool): New pool.
1095 (find_or_generate_expression): Class 'r' is okay too.
1096 (create_value_expr_from): Ditto.
1097 (add_to_sets): LHS should not include vuses.
1099 (compute_avail): Reverse ordering of tests.
1100 Valuize INDIRECT_REF as well.
1102 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1104 PR rtl-optimization/16380
1105 * loop.c (check_dbra_loop): Sink comparison instructions if they
1106 do something other than set cc0.
1108 2004-07-06 James E Wilson <wilson@specifixinc.com>
1110 * doc/interface.texi (longjmp and automatic variables): Delete
1111 paragraph recommending taking the address of a variable.
1113 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1115 * vec.h (VEC_embedded_alloc): Remove.
1116 (VEC_embedded_size, VEC_embedded_init): New.
1117 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1119 (VEC_truncate): New.
1120 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1121 (vec_embedded_alloc): Remove.
1122 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1123 (vec_embedded_alloc): Remove.
1125 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1127 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1128 (gt-langhooks.h): Remove.
1130 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1132 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1134 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1136 * config/sparc/sparc.c (get_pc_symbol): Rename into
1137 add_pc_to_pic_symbol.
1138 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1139 (load_pic_register): Account for previous changes.
1140 Use reg_names. Don't create the label twice.
1141 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1142 UNSPEC_LOAD_PCREL_SYM.
1143 (get_pc): Rename into load_pcrel_sym. Add predicate to
1144 operands. Remove condition.
1146 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1148 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1149 RECORD, UNION & QUAL_UNION is actually a binfo.
1151 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1152 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1153 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1154 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1155 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1156 (gen_inheritance_die): Likewise.
1157 * tree-dump.c (deque_and_dump): Likewise.
1158 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1160 2004-07-06 Steven Bosscher <stevenb@suse.de>
1162 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1164 * config/mcore/mcore.md: Model memory latency with a simple DFA
1165 pipeline description instead of a define_function_unit.
1167 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1169 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1170 * langhooks.h (var_mod_type_p): Likewise.
1171 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1172 * expr.c (count_type_elements): Properly handle return from
1173 array_type_nelts and properly test for overflow.
1174 * gimplify.c (gimplify_init_constructor): Properly handle return
1175 from array_type_nelts.
1176 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1177 * integrate.c (copy_decl_for_inlining): Correct comments.
1178 * tree-inline.c (remap_decl): Update comments, remove dead code,
1179 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1180 (remap_type): Only remap if variably modified by vars in function
1182 (copy_body_r): Use compatible_type langhooks to see when can fold.
1183 (setup_one_parameter): Don't remap type.
1184 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1185 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1186 compute TREE_INVARIANT for decl case.
1187 (find_var_from_fn): New function.
1188 (variably_modified_type_p): Add arg and call new function.
1189 * tree.h (variably_modified_type_p): Add extra arg.
1191 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1193 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1194 (goto_handler_and_restore_v9): Delete disabled insn.
1195 (goto_handler_and_restore_v9_sp64): Likewise.
1197 2004-07-05 Roger Sayle <roger@eyesopen.com>
1199 * calls.c (load_register_parameters): Call expand_shift instead
1200 of expand_binop with ashl_optab (or other shift optab) directly.
1201 * expr.c (emit_group_load, emit_group_store): Likewise.
1202 * function.c (assign_parm_setup_block): Likewise.
1203 * stmt.c (shift_return_value): Likewise.
1205 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1207 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1209 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1211 * doc/sourcebuild.texi: Revert previous patch.
1213 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1215 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1216 TARGET_MEM_FUNCTIONS.
1217 * system.h: Poison TARGET_MEM_FUNCTIONS.
1218 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1219 bcmp_libfunc, bzero_libfunc): Remove.
1220 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1222 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1223 * doc/standards.texi: Don't mention calling BSD string functions.
1224 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1225 * config/vax/t-memfuncs: New.
1226 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1227 config/memset.c: New.
1228 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1229 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1231 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1232 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1233 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1234 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1235 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1236 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1237 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1238 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1239 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1240 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1242 2004-07-05 Richard Henderson <rth@redhat.com>
1244 * function.c (assign_parm_setup_reg): Properly rename variables in
1245 FUNCTION_ARG_CALLEE_COPIES section.
1247 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1249 * tree-mudflap.c: Include cgraph.h.
1250 (mf_init_extern_trees): Rename to mudflap_init. Export.
1251 Rewrite to create synthetic declarations instead of looking
1252 up declarations from mf-runtime.h.
1253 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1254 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1256 (execute_mudflap_function_decls, mudflap_register_call):
1257 Don't call mf_init_extern_trees.
1258 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1260 * tree-mudflap.h: Update prototypes.
1261 * c-mudflap.c: Delete file.
1262 * c-common.c: Include tree-mudflap.h.
1263 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1264 * Makefile.in: Remove all references to c-mudflap.o.
1265 Update dependencies.
1267 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1269 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1270 displacements with the spatial-locality cache-control completer.
1272 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1274 * langhooks.c: Don't include gt-langhooks.h.
1275 (var_labelno): Delete.
1276 (lhd_set_decl_assembler_name): Do not append a distinguishing
1277 number to file-scope internal-linkage declarations for the first
1278 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1279 the declaration itself (if at block scope), or its containing
1280 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1283 * opts.c (cur_in_fname): New global.
1284 * opts.h: Declare it.
1285 * tree.c: Include opts.h.
1286 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1287 DECL_UID equal to cur_in_fname.
1288 (copy_node_stat): Do not change DECL_UID when copying a
1289 TRANSLATION_UNIT_DECL.
1290 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1291 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1293 * c-decl.c (c_static_assembler_name): Delete.
1294 * c-tree.h (c_static_assembler_name): Delete prototype.
1295 * c-lang.c, objc/objc-lang.c: Don't override
1296 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1298 * Makefile.in (tree.o): Update dependencies.
1299 (GTFILES): Remove langhooks.c.
1301 2004-07-05 Roger Sayle <roger@eyesopen.com>
1303 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1304 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1305 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1306 Optimize "X % -Y" as "X % Y" for signed modulus.
1307 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1308 into "((unsigned) X % Y) == 0".
1310 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1312 * sourcebuild.texi (Config Fragments): Use @comma{} in
1313 cross-reference to section title.
1315 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1317 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1318 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1319 (gimplify_target_expr, gimplify_expr): Likewise.
1320 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1321 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1323 (gimplify_compound_lval): See if we can strip any useless conversion.
1324 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1326 (gimplify_modify_expr_to_memset): Likewise.
1327 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1328 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1329 (declare_inline_vars): Likewise.
1330 (walk_type_fields): New function.
1331 (walk_tree): Use it.
1332 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1334 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1335 (sra_walk_modify_expr): Allow init function to fail.
1336 (scan_init): Now returns bool.
1337 (generate_element_init): If can't understand INIT, return false.
1338 (scalarize_init): Return false if generate_element_init does.
1340 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1343 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1344 bounds if bounds aren't constant.
1346 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1348 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1349 to type hooks; remove bogus PARAMS.
1351 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1353 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1354 * dwarf2out.c (add_data_member_location_attribute): Check for
1356 * tree.c (tree_node_kinds): Add "binfos".
1357 (binfo_lang_slots): New.
1358 (make_node_stat): Add TREE_BINFO.
1359 (make_tree_binfo_stat): New.
1360 (tree_node_structure): Add TREE_BINFO.
1361 * tree.def (TREE_BINFO): New.
1362 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1363 (RECORD_OR_UNION_CHECK): ... here.
1364 (NOT_RECORD_OR_UNION_CHECK): New.
1365 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1366 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1367 RECORD_OR_UNION_CHECK.
1368 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1369 (TYPE_LANG_SLOT_1): New.
1370 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1371 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1372 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1373 (BINFO_ELTS): Remove.
1374 (BINFO_LANG_SLOT): New.
1375 (struct tree_binfo): New.
1376 (binfo_lang_slots): Declare.
1377 (enum tree_node_structure_enum): Add TS_BINFO.
1378 (union tree_node): Add binfo.
1379 (make_tree_binfo_stat): Declare.
1380 (make_tree_binfo): New.
1381 (enum tree_node_kind): Add binfo_kind.
1383 * objc/objc-act.c (start_class, objc_declare_protocols,
1384 start_protocols): Use TYPE_LANG_SLOT_1.
1385 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1387 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1388 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1389 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1390 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1392 2004-07-05 Steven Bosscher <stevenb@suse.de>
1394 * rtl.h (struct rtx_def): Remove the integrated flag.
1395 Use the return_val flag for MEM_SCALAR_P.
1396 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1398 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1401 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1402 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1405 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1407 * var-tracking.c: Fix some comments.
1408 (frame_stack_adjust): New.
1409 (vt_stack_adjustments): Init stack_adjust of entry block to
1410 minus stack adjustment of function prologue.
1411 (adjust_stack_reference): Do not adjust if adjustment == 0.
1412 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1413 (emit_notes_in_bb): Likewise.
1414 (vt_add_function_parameters): Do not adjust locations of
1416 (vt_initialize): Compute the stack adjustment of function
1417 prologue and offset the initial "location" of frame_base_decl
1418 from the stack pointer after prologue.
1420 2004-07-04 Richard Henderson <rth@redhat.com>
1422 * function.c (struct assign_parm_data_all): New.
1423 (struct assign_parm_data_one): New.
1424 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1425 assign_parm_find_data_types, assign_parms_setup_varargs,
1426 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1427 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1428 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1429 assign_parm_setup_block, assign_parm_setup_reg,
1430 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1431 (assign_parms): ... here.
1433 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1435 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1436 now are bitmap_set_t's.
1437 (bitmap_insert_into_set): No point in inserting the value if
1439 (bitmap_set_contains): New function.
1440 (bitmap_set_replace_value): Add comment on why we do it
1442 (set_contains): Removed.
1443 (bitmap_set_subtract_from_value_set): New name of
1444 set_subtract now that it's arguments are two different
1447 (bitmap_find_leader): Change algorithm used.
1448 (find_or_generate_expression): Update use of functions for new
1450 (create_expression_by_pieces): Ditto.
1451 (insert_aux): Ditto.
1453 (add_to_sets): Ditto.
1455 (execute_pre): Ditto.
1456 (compute_avail): Ditto.
1457 Also ignore virtual phis.
1459 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1461 * combine.c (simplify_comparison): Fix comment typo.
1463 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1465 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1466 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1467 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1468 (output_restore): Change parameter from 'insn' to 'pat'.
1469 (output_return): Adjust call to output_restore.
1470 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1471 Adjust call to output_restore.
1473 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1475 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1476 and assert system is bsd.
1478 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1480 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1481 (TARGET_SWITCHES): Remove -mdebugc.
1482 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1483 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1484 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1485 (sle_[sd]i_reg): Delete.
1487 2004-07-04 Steven Bosscher <stevenb@suse.de>
1489 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1491 * config/iq2000/iq2000.md: Translate old pipeline description to an
1494 2004-07-04 Roger Sayle <roger@eyesopen.com>
1496 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1497 Ensure the replacement rhs is valid gimple before performing
1498 the substitution. Return false if these sanity checks fail.
1499 (fold_stmt): Only set changed to true, if set_rhs returns true.
1500 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1503 2004-07-04 Richard Henderson <rth@redhat.com>
1506 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1508 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1510 * configure.ac (ranlib_flags): New variable.
1511 * Makefile.in (RANLIB_FLAGS): New variable.
1512 (libbackend.a): Use it.
1513 * configure: Regenerated.
1515 2004-07-04 Roger Sayle <roger@eyesopen.com>
1517 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1518 a "sign mask" instead of using ashr_optab directly.
1520 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1522 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1523 * doc/cppopts.texi: Clarify processing of command-line defines.
1525 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1527 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1529 2004-07-04 Richard Henderson <rth@redhat.com>
1531 * rtl.def (ADDRESSOF): Remove.
1532 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1533 (find_base_term, memrefs_conflict_p): Likewise.
1534 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1535 (fold_rtx, cse_insn, set_live_p): Likewise.
1536 * dwarf2out.c (mem_loc_descriptor): Likewise.
1537 (add_location_or_const_value_attribute): Likewise.
1538 * emit-rtl.c (copy_insn_1): Likewise.
1539 * explow.c (memory_address): Likewise.
1540 * expmed.c (store_split_bit_field): Likewise.
1541 * expr.c (expand_expr_real_1): Likewise.
1542 * function.c (instantiate_decl
1543 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1544 * genrecog.c (preds, validate_pattern): Likewise.
1545 * integrate.c (copy_rtx_and_substitute): Likewise.
1546 * recog.c (general_operand, register_operand): Likewise.
1547 (memory_address_p): Likwise.
1548 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1549 * rtl.c (copy_rtx): Likewise.
1550 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1551 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1552 * rtlhooks.c (gen_lowpart_general): Likewise.
1553 * stmt.c (expand_asm_operands): Likewise.
1554 * web.c (entry_register, replace_ref, web_main): Likewise.
1555 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1556 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1557 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1558 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1559 * config/frv/frv.c (move_destination_operand, move_source_operand,
1560 condexec_dest_operand, condexec_source_operand,
1561 condexec_memory_operand): Likewise.
1562 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1563 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1564 (destination_xfmode_operand): Likewise.
1565 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1566 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1567 * config/s390/s390.c (general_s_operand): Likewise.
1568 * config/s390/s390.md (mov*): Likewise.
1569 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1571 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1572 * expr.c (expand_expr_real_1): Likewise.
1573 * stmt.c (expand_decl): Likewise.
1574 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1576 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1577 postponed_insns, put_var_into_stack, put_reg_into_stack,
1578 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1579 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1580 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1581 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1582 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1583 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1584 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1585 struct insns_for_mem_walk_info, insns_for_mem_walk,
1586 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1587 setjmp_protect_args): Remove.
1588 (push_function_context_to): Don't handle var_refs_queue.
1589 (pop_function_context_from, free_after_compilation): Likewise.
1590 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1591 (assign_parms, allocate_struct_function): Likewise.
1592 (use_register_for_decl): New.
1593 (expand_function_end): Don't setjmp_protect.
1594 * function.h (struct emit_status): Update commentary.
1595 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1596 (max_parm_reg, parm_reg_stack_loc): Remove.
1597 * passes.c (DFI_addressof): Remove.
1598 (dump_file_info): Remove addressof.
1599 (rest_of_handle_addressof): Remove.
1600 (rest_of_compilation): Don't call it.
1601 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1602 * stmt.c (expand_decl): Use use_register_for_decl.
1603 * tree.h: Update decls.
1604 * web.c (mark_addressof): Remove.
1605 * doc/invoke.texi (-dF): Remove.
1607 2004-07-03 Richard Henderson <rth@redhat.com>
1609 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1610 instead of gen_mem_addressof.
1611 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1612 TImode output register.
1614 2004-07-03 Richard Henderson <rth@redhat.com>
1616 PR tree-optimization/16341
1617 * tree-sra.c (sra_walk_function): Increment to next stmt before
1618 processing the current stmt.
1619 (sra_insert_after): Always use BSI_SAME_STMT.
1621 2004-07-03 Richard Henderson <rth@redhat.com>
1623 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1626 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1628 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1629 with tree_int_cst_equal.
1631 2004-07-03 Andreas Schwab <schwab@suse.de>
1633 * config/ia64/ia64.md: Define new attribute "empty".
1634 (prologue_use, nop_x, insn_group_barrier): Set it.
1636 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1637 skip over "empty" insns.
1639 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1641 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1642 context to gimplify_body.
1643 (walk_tree): Don't walk into types twice.
1644 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1646 * tree-sra.c (generate_element_init): Remove any useless conversions.
1648 * gimplify.c (gimplify_conversion): Remove stripping useless
1649 conversions from here.
1650 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1651 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1652 Unshare before substituting PLACEHOLDER_EXPR.
1653 (gimplify_modify_expr_to_memset): Likewise.
1654 Pass address of TO to memset, not TO itself.
1655 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1656 time we make an expression (to match a PLACEHOLDER_EXPR).
1658 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1659 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1660 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1661 * tree-ssa-dom.c (local_fold): Likewise.
1663 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1664 * langhooks.h (strct lang_hooks): New field type_max_size.
1665 * function.c (assign_temp): Call it.
1667 2004-07-03 Steven Bosscher <stevenb@suse.de>
1669 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1670 * config/sh/sh.md: Convert the SH1 pipeline description to
1673 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1675 * c-decl.c (struct c_binding): Remove contour field; add
1676 depth, invisible, nested fields.
1677 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1678 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1679 (bind): Add invisible and nested arguments. Initialize
1680 new fields of struct c_binding; adjust loop scanning for
1682 (free_binding_and_advance): Clear structure with memset.
1683 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1684 in file scope, even if it's in external scope too.
1685 (pushdecl): Adjust to match. Create invisible file-scope
1686 declarations for block-scope forward declarations of static functions.
1687 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1688 (undeclared_variable, lookup_label, declare_label, define_label)
1689 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1690 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1691 (store_parm_decls_oldstyle): Adjust to match.
1692 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1693 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1695 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1696 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1698 2004-07-02 Richard Henderson <rth@redhat.com>
1700 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1701 around variable_size.
1702 (set_decl_nonlocal): Remove.
1703 (store_parm_decls): Add stmts for pending sizes.
1704 * calls.c (calls_function, calls_function_1): Remove.
1705 (precompute_arguments): Don't call it.
1706 * cfgexpand.c (set_save_expr_context): Remove.
1707 (tree_expand_cfg): Don't call it.
1708 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1709 (dwarf2out_finish): Likewise.
1710 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1711 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1712 (safe_from_p): Don't queue SAVE_EXPRs.
1713 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1714 or build plain VAR_DECLs.
1715 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1717 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1718 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1719 (put_var_into_stack): Don't handle SAVE_EXPR.
1720 (gen_mem_addressof): Likewise.
1721 * function.h (struct function): Remove x_save_expr_regs.
1722 (save_expr_regs): Remove.
1723 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1724 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1725 * stor-layout.c (variable_size): Don't set it.
1726 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1727 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1728 all callers. Don't set SAVE_EXPR_CONTEXT.
1729 * tree-inline.h (remap_save_expr): Update decl.
1730 * tree.c (save_expr): Update build size.
1731 (first_rtl_op): Don't handle SAVE_EXPR.
1732 (unsave_expr_1, contains_placeholder_p): Likewise.
1733 (decl_function_context): Likewise.
1734 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1735 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1736 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1738 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1740 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1741 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1742 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1743 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1744 some first-person references and patronizing comments. Based on
1746 * doc/invoke.texi: Don't reference fortran@gnu.org.
1747 * doc/trouble.texi (Warning when a non-void function value is
1748 ignored): Rewrite. From Russ Allbery and Chris Devers.
1750 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1752 * tree-ssa-pre.c (bitmap_set_t): New.
1753 (bb_value_sets): avail_out is now a bitmap_set_t.
1754 (bitmap_find_leader): New function.
1755 (bitmap_value_insert_into_set): Ditto.
1756 (bitmap_set_copy): Ditto.
1757 (bitmap_value_replace_in_set): Ditto.
1758 (bitmap_set_contains_value): Ditto.
1759 (bitmap_set_new): Ditto.
1760 (bitmap_set_pool): New pool.
1761 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1762 (insert_aux): Ditto.
1763 (add_to_sets): Ditto.
1764 (compute_avail): Ditto
1768 (execute_pre): Ditto.
1770 2004-07-02 Roger Sayle <roger@eyesopen.com>
1772 * config/rs6000/rs6000.c (struct processor_costs): New structure
1773 used to hold instruction latencies/sizes for processor types.
1774 (rs6000_cost): New global variable pointing to current CPU's costs.
1775 (rs6000_override_options): Initialize rs6000_cost to point to the
1776 appropriate cost table based upon rs6000_cpu and optimize_size.
1777 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1780 2004-07-02 Richard Henderson <rth@redhat.com>
1782 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1784 2004-07-02 Steven Bosscher <stevenb@suse.de>
1786 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1788 2004-07-01 Richard Henderson <rth@redhat.com>
1790 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1791 (alpha_gp_save_rtx): Use assign_stack_local instead of
1794 2004-07-01 Richard Henderson <rth@redhat.com>
1796 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1797 (alpha_rtx_cost_data): Update to match.
1798 (alpha_rtx_cost_size): New.
1799 (alpha_rtx_costs): Honor optimize_size.
1801 2004-07-01 Richard Henderson <rth@redhat.com>
1803 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1804 * cfgexpand.c (tree_expand_cfg): Do it here.
1805 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1806 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1807 * config/mips/mips.c (mips_output_mi_thunk): And here.
1808 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1809 * config/sh/sh.c (sh_output_mi_thunk): And here.
1810 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1812 2004-07-01 Richard Henderson <rth@redhat.com>
1814 * tree.def (RTL_EXPR): Remove.
1815 * c-typeck.c (lvalue_p): Don't handle it.
1816 * expr.c (safe_from_p): Likewise.
1817 (expand_expr_real_1): Likewise.
1818 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1819 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1820 * gengtype.c (adjust_field_tree_exp): Likewise.
1821 * stmt.c (warn_if_unused_value): Likewise.
1822 * tree-gimple.c (recalculate_side_effects): Likewise.
1823 * tree-pretty-print.c (dump_generic_node): Likewise.
1824 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1825 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1826 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1828 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1829 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1830 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1831 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1832 all the bits that tracked last_expr.
1833 (expand_end_bindings): Don't track last_expr.
1834 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1835 (clear_last_expr): Remove.
1836 (expand_asm): Don't call it.
1837 (expand_asm_operands, expand_end_cond): Likewise.
1838 (expand_naked_return, expand_null_return_1): Likewise.
1839 * c-typeck.c (c_begin_compound_stmt): Likewise.
1840 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1841 * expr.c (expand_expr_real_1): Likewise.
1842 * tree.h: Update prototypes.
1844 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1845 (struct emit_status): Remove sequence_rtl_expr.
1846 (struct function): Remove x_rtl_expr_chain.
1847 (seq_rtl_expr, rtl_expr_chain): Remove.
1848 * function.c (struct temp_slot): Remove rtl_expr.
1849 (assign_stack_temp_for_type): Don't set it.
1850 (free_temp_slots, pop_temp_slots): Don't check it.
1851 (free_after_compilation): Don't clear x_rtl_expr_chain.
1852 (fixup_var_refs): Don't search it.
1853 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1854 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1856 (push_topmost_sequence): Likewise.
1857 (end_sequence, init_emit): Likewise.
1858 (start_sequence_for_rtl_expr): Remove.
1859 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1860 * rtl.h (preserve_rtl_expr_result): Remove.
1862 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1864 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1865 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1868 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1870 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1871 (STANDARD_STARTFILE_PREFIX_2): Define.
1872 (standard_startfile_prefix_1): Initialize to
1873 STANDARD_STARTFILE_PREFIX_1.
1874 (standard_startfile_prefix_2): Initialize to
1875 STANDARD_STARTFILE_PREFIX_2.
1876 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1877 (STANDARD_STARTFILE_PREFIX_1): Define.
1878 (STANDARD_STARTFILE_PREFIX_2): Define.
1879 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1880 (STANDARD_STARTFILE_PREFIX_2): Document.
1882 2004-07-01 Richard Henderson <rth@redhat.com>
1884 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1885 in order to disable scalarization. Instead set a flag and wait
1886 for a candidate decl.
1888 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1890 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1891 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1892 Use terminology "testsuite" and "enumerated".
1894 2004-07-01 Richard Henderson <rth@redhat.com>
1896 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1897 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1898 (initial_return_save): Likewise.
1899 (flush_queued_reg_saves): Remap register numbers.
1900 (dwarf2out_return_reg): Likewise.
1902 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1904 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1906 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1907 access functions for lower bound and element size and only output
1908 if lower bound nonzero or element size not same as that of type.
1909 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1911 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1913 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1915 2004-07-01 Per Bothner <per@bothner.com>
1917 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1919 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1921 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1922 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1923 first operand. Don't optimize if the bitfield is volatile.
1925 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1927 * c-pretty-print.c (pp_c_postfix_expression): Handle
1928 floating-point comparison operators.
1929 (pp_c_expression): Pass floating-point comparison
1930 operators to pp_c_postfix_expression.
1932 2004-07-01 Roger Sayle <roger@eyesopen.com>
1934 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1935 rtx_cost instead of "had_mult" to determine whether the transformed
1936 expression is cheaper than the original.
1938 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1940 * alias.c (get_alias_set, canon_rtx, get_addr,
1941 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1943 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1944 expand_builtin): Likewise.
1945 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1947 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1948 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1949 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1950 record_dead_and_set_regs_1, get_last_value_validate,
1951 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1952 * cse.c (check_dependence, canon_hash, equiv_constant,
1953 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1954 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1955 count_reg_usage): Likewise.
1956 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1957 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1958 cselib_record_sets): Likewise.
1959 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1960 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1961 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1962 * df.c (df_uses_record): Likewise.
1963 * dojump (do_jump): Likewise.
1964 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1965 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1966 decl_start_label): Likewise.
1967 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1968 operand_subword, change_address_1, make_safe_from): Likewise.
1969 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1970 stabilize, force_not_mem): Likewise.
1971 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1972 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1973 * expr.c (convert_move, convert_modes, emit_block_move,
1974 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1975 emit_move_insn_1, expand_assignment, store_expr,
1976 store_constructor_field, store_constructor, store_field,
1977 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
1979 * final.c (cleanup_subreg_operands, alter_subreg,
1980 get_mem_expr_from_op): Likewise.
1981 * flow.c (notice_stack_pointer_modification_1,
1982 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
1984 * function.c (mark_temp_addr_taken, preserve_temp_slots,
1985 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
1986 optimize_bit_field, flush_addressof, purge_addressof_1,
1987 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
1988 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
1989 keep_stack_depressed): Likewise.
1990 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
1991 noce_process_if_block, find_memory): Likewise.
1992 * integrate.c (subst_constants, allocate_initial_values): Likewise.
1993 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
1994 update_equiv_regs): Likewise.
1995 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
1996 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
1997 * optabs.c (expand_abs, emit_unop_insn): Likewise.
1998 * passes.c (rest_of_handle_final): Likewise.
1999 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2000 move2add_note_store): Likewise.
2001 * ra-build.c (detect_remat_webs): Likewise.
2002 * ra-debug.c (dump_static_insn_cost): Likewise.
2003 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2004 * recog.c (validate_change, apply_change_group, cancel_changes,
2005 validate_replace_rtx_1, general_operand, register_operand,
2006 nonmemory_operand, push_operand, pop_operand, memory_operand,
2007 indirect_operand, asm_operand_ok, offsettable_memref_p,
2008 offsettable_nonstrict_memref_p, constrain_operands,
2009 store_data_bypass_p): Likewise.
2010 * reg-stack.c (subst_stack_regs_pat): Likewise.
2011 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2012 copy_cost, reg_scan_mark_refs): Likewise.
2013 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2014 combine_stack_adjustments_for_block): Likewise.
2015 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2016 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2017 find_reloads, find_reloads_address, find_reloads_address_1,
2018 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2019 find_equiv_reg): Likewise.
2020 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2021 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2022 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2023 delete_address_reloads): Likewise.
2024 * resource.c (mark_referenced_resources): Likewise.
2025 * rtlanal.c (get_jump_table_offset, count_occurrences,
2026 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2027 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2028 num_sign_bit_copies1): Likewise.
2029 * rtlhooks.c (gen_lowpart_general): Likewise.
2030 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2031 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2032 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2033 sdbout_global_decl): Likewise.
2034 * simplify-rtx.c (simplify_subreg): Likewise.
2035 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2036 expand_anon_union_decl, expand_end_case_type): Likewise.
2037 * unroll.c (calculate_giv_inc): Likewise.
2038 * var-tracking.c (stack_adjust_offset_pre_post,
2039 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2040 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2041 vt_add_function_parameters): Likewise.
2042 * varasm.c (make_var_volatile, notice_global_symbol,
2043 assemble_external, decode_addr_const, mark_weak,
2044 default_encode_section_info): Likewise.
2046 2004-07-01 Steven Bosscher <stevenb@suse.de>
2048 * stmt.c (check_seenlabel): Remove.
2049 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2051 2004-07-01 Richard Henderson <rth@redhat.com>
2053 * function.h (struct function): Remove x_function_call_count.
2054 (function_call_count): Remove.
2055 * calls.c (expand_call): Don't set it.
2056 * integrate.c (copy_rtx_and_substitute): Likewise.
2058 * function.h (struct function): Remove x_cleanup_label.
2059 (cleanup_label): Remove.
2060 * stmt.c (expand_value_return): Don't use it.
2061 * function.c (free_after_compilation): Don't set it.
2062 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2063 * cfgexpand.c (tree_expand_cfg): Update call.
2064 * tree.h (expand_function_start): Update decl.
2066 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2069 * c-lang.c (c_initialize_diagnostics): Move from here ...
2070 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2071 (c_tree_printer): Use pretty-printer to format %T.
2072 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2073 before '*' if not C++.
2074 (pp_c_direct_abstract_declarator): Don't try to print array upper
2075 bound for flexible array members.
2076 * c-tree.h: Include "diagnostic.h".
2077 (c_initialize_diagnostics): Declare.
2078 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2079 * c-format.c (format_type_warning): New function. Improve
2080 diagnostics for incorrect format argument types.
2081 (check_format_types): Use it. Add two parameters. Use the
2082 TYPE_MAIN_VARIANT of wanted_type.
2083 (check_format_info_main): Pass new parameters to
2085 (struct format_wanted_type): Update comment.
2087 2004-07-01 Nick Clifton <nickc@redhat.com>
2089 * target.h (struct gcc_target): Add new field to struct cxx:
2090 import_export_class.
2091 * target-def.h (TARGET_CXX): Initialise the new field.
2092 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2094 * doc/tm.texi: Document the new target hook.
2096 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2098 * builtins.c (fold_builtin_classify): Fix typo.
2100 2004-07-01 Richard Henderson <rth@redhat.com>
2102 * function.c (identify_blocks, identify_blocks_1): Remove.
2103 * function.h (identify_blocks): Remove.
2104 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2106 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2108 * builtins.c (fold_builtin_classify): New.
2109 (fold_builtin_unordered_cmp): Fix commentary.
2110 (fold_builtin): Use it.
2111 * builtins.def: Define builtins for isnan,
2112 isnanf, isnanl, finite, finitef, finitel,
2113 isinf, isinff, isinfl.
2115 2004-07-01 Richard Henderson <rth@redhat.com>
2117 * function.h (struct function): Remove dont_emit_block_notes.
2118 * gimple-low.c (lower_function_body): Don't set it.
2119 * cfgexpand.c (expand_block): Don't check it.
2120 * cfglayout.c (insn_locators_initialize): Likewise.
2121 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2122 * passes.c (rest_of_compilation): Likewise.
2123 * stmt.c (expand_start_bindings_and_block): Likewise.
2124 (expand_end_bindings): Likewise.
2126 2004-07-01 Richard Henderson <rth@redhat.com>
2128 * cgraph.h (cgraph_build_static_cdtor): Declare.
2129 * cgraphunit.c (cgraph_build_static_cdtor): New.
2130 * c-objc-common.c (build_cdtor): Use it.
2131 * coverage.c (create_coverage): Likewise.
2132 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2133 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2135 See ChangeLog.11 for earlier changes.