1 2004-07-08 Richard Henderson <rth@redhat.com>
3 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5 (fr30_gimplify_va_arg_expr): New.
6 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
7 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
9 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
12 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
13 of asm_noperands result.
15 2004-07-08 Richard Henderson <rth@redhat.com>
17 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
18 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
19 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
20 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
22 2004-07-08 Richard Henderson <rth@redhat.com>
24 * builtins.c (ind_gimplify_va_arg_expr): New.
25 * tree.h (ind_gimplify_va_arg_expr): Declare.
26 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
28 2004-07-08 Jan Beulich <jbeulich@novell.com>
30 * expmed.c (extract_bit_field): Correct condition to use vec_extract
31 patterns also on vector elements other than the first one.
32 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
35 2004-07-08 Geoffrey Keating <geoffk@apple.com>
37 * config/rs6000/darwin-ldouble.c: Correct reference
38 to the Linnainmaa paper.
40 2004-07-08 Richard Henderson <rth@redhat.com>
42 * config/arc/arc-protos.h (arc_va_arg): Remove.
43 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
44 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
45 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
47 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
48 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
49 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
50 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
52 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
54 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
56 2004-07-08 Zack Weinberg <zack@codesourcery.com>
58 * c-decl.c (static_ctors, static_dtors): Make static.
59 (pop_file_scope): Call c_common_write_pch and
60 cgraph_finalize_compilation_unit here.
61 (build_cdtor): Moved here from c-objc-common.c; simplify.
62 (c_write_global_declarations_1): Clarify comment.
63 (c_write_global_declarations): Close the external scope before
64 doing anything else. Call build_cdtor, cgraph_optimize, and
65 mudflap_finish_file here.
66 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
68 * c-objc-common.c: No need to include cgraph.h.
69 (build_cdtor): Moved to c-decl.c.
70 (c_objc_common_finish_file): Delete.
71 * c-tree.h: Update to match.
72 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
73 (generate_static_references): Set TREE_USED before calling finish_decl.
74 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
75 on the static_instances_decl.
77 2004-07-08 Zack Weinberg <zack@codesourcery.com>
79 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
80 decls when there is only one input translation unit.
81 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
82 change of 2004-07-05; do not treat declarations with
83 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
84 * opts.c (cur_in_fname): Delete.
86 * tree.c: Revert changes of 2004-07-05; no special treatment
87 for TRANSLATION_UNIT_DECLs.
88 * Makefile.in (tree.o): Update dependencies.
90 2004-07-08 Roger Sayle <roger@eyesopen.com>
92 * builtins.c (fold_builtin_strcpy): Merge functionality from
93 simplify_builtin_strcpy. Add additional len argument. No longer
94 static. Remove function prototype.
95 (fold_builtin_strncpy): Likewise integrate functionality from
96 simplify_builtin_strncpy. Add additional slen argument. No
97 longer static. Remove function prototype.
98 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
99 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
100 types of "ignore" and "unlocked" parameters to bool.
101 (fold_builtin_1): Add additional ignore argument. Call renamed
102 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
103 builtins. Update arguments to fold_builtin_strncpy and
104 fold_builtin_strcpy. Add function prototype.
105 (fold_builtin): Add additional Boolean ignore argument to pass
107 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
108 and fold_builtin_strncpy instead of simplify_builtin_fputs,
109 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
111 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
112 simplify_builtin_strncpy): Delete function prototypes.
113 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
114 fold_builtin_strncpy): Add function prototypes here.
115 (fold_builtin): Update function prototype with new "bool ignore".
117 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
118 (ccp_fold_builtin): Update call to fold_builtin. Call
119 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
120 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
121 simplify_builtin_strncpy respectively.
122 * fold-const.c (fold): Update call to fold_builtin.
124 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
126 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
129 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
130 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
131 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
132 * calls.c: Remove ifdefs of macros above.
133 * functions.c: Likewise.
136 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
138 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
139 (arch attribute): Delete.
140 (current_function_calls_alloca attribute): Rename into calls_alloca.
141 (calls_eh_return): New attribute.
142 (leaf_function): Likewise.
143 (length attribute): Fix formula for sibcalls.
144 (return insn): Correctly compute the 'length' attribute.
145 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
147 2004-07-08 Richard Henderson <rth@redhat.com>
149 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
150 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
151 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
152 * tree-eh.c (lower_eh_constructs_1): Likewise.
153 * tree-sra.c (sra_walk_modify_expr): Likewise.
154 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
155 (eliminate_unnecessary_stmts): Likewise.
156 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
157 * tree-tailcall.c (optimize_tail_call): Likewise.
158 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
160 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
161 Jakub Jelinek <jakub@redhat.com>
163 * config/i386/i386.c (override_options): Enable
164 SSE prefetches with -mtune, as long as we are
165 compiling for i686 or higher. All i686 processors
166 accept SSE prefetches as NOPS, some i586's don't.
168 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
171 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
173 2004-07-08 Diego Novillo <dnovillo@redhat.com>
175 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
176 the handling of clobbering ASM_EXPRs.
178 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
181 * config/sparc/sparc.c (function_value): In 64-bit mode,
182 return the aggregates larger than 16 bytes like unions.
184 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
187 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
188 'temp' is zero, generate new pseudos as needed and emit the
189 sequence of insns in single-assignment form. Resync comments
191 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
192 function before reload.
194 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
196 * vec.c (vec_assert_fail): Remove duplicate 'function'.
198 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
200 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
201 Allocation is signed.
202 (VEC_reserve): Return flag, allocation is signed.
204 2004-07-08 Richard Henderson <rth@redhat.com>
206 * tree-ssa-ccp.c (fold_stmt): Get type directly from
209 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
210 Neil Booth <neil@daikokuya.co.uk>
214 * c-decl.c (finish_struct): Ensure bit-fields are given the
216 * c-common.c (c_common_signed_or_unsigned_type): For C, require
217 the precision to match as well as the mode.
218 * expr.c (reduce_to_bit_field_precision): New function.
219 (expand_expr_real_1): Reduce expressions of bit-field type to
221 * langhooks.h (reduce_bit_field_operations): New hook.
222 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
224 * c-lang.c, objc/objc-lang.c
225 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
226 * objc/objc-act.c (check_ivars): Convert types to bit-field types
228 * tree.c (build_nonstandard_integer_type): New function.
229 * tree.h (build_nonstandard_integer_type): New prototype.
230 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
231 conversions between integer and boolean types as useless.
233 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
235 * c-common.c (c_common_nodes_and_builtins): Do not
236 create __builtin_ptrdiff_t and __builtin_size_t.
238 2004-07-08 Andrew Pinski <apinski@apple.com>
240 * Makefile.in (libbackend.o): Add -combine to the gcc
243 2004-07-08 Nick Clifton <nickc@redhat.com>
245 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
248 2004-07-08 Richard Henderson <rth@redhat.com>
250 * except.c (expand_eh_region_start, expand_eh_region_end,
251 expand_eh_handler, expand_eh_region_end_cleanup,
252 expand_start_all_catch, expand_start_catch, expand_end_catch,
253 expand_end_all_catch, expand_eh_region_end_allowed,
254 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
255 expand_eh_region_end_fixup): Remove.
256 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
257 cleanups, outer_cleanups, label_chain, exception_region.
258 (struct goto_fixup): Remove stack_level, cleanup_list_list.
259 (struct label_chain): Remove.
260 (struct stmt_status): Remove x_stack_block_stack.
261 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
262 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
263 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
264 end_cleanup_deferral, last_cleanup_this_contour,
265 containing_blocks_have_cleanups_or_stack_level,
266 any_pending_cleanups): Remove.
267 (expand_null_return_1): Take no arguments.
268 (expand_label, expand_naked_return, expand_return,
269 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
270 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
271 expand_end_case_type): Don't use any of them.
272 * calls.c (expand_call): Likewise.
273 * dojump.c (do_jump): Likewise.
274 * function.c (expand_function_end): Likewise.
275 * expr.c (store_expr, expand_expr_real_1): Likewise.
276 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
277 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
278 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
279 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
280 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
281 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
282 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
283 for WITH_CLEANUP_EXPR.
284 (gimple_push_cleanup): Likewise.
285 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
286 * print-tree.c (print_node): Likewise.
287 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
288 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
289 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
290 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
291 (GOTO_SUBROUTINE_EXPR): Remove.
292 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
293 (DECL_TOO_LATE): Remove.
294 * except.h, tree.h: Update decls.
296 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
298 * explow.c (optimize_save_area_alloca): Do not accept parameters.
299 * passes.c (rest_of_handle_final): Handle symout.
300 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
302 (rest_of_handle_sched): Break out SMS. Remove ifs for
303 flag_schedule_insns and flag_modulo_sched.
304 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
306 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
307 (rest_of_handle_partition_blocks, rest_of_handle_sms,
308 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
309 rest_of_handle_mode_switching, rest_of_handle_jump,
310 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
311 rest_of_handle_jump2, rest_of_handle_postreload,
312 rest_of_handle_flow2, rest_of_clean_state,
313 rest_of_handle_shorten_branches,
314 rest_of_handle_prologue_epilogue,
315 rest_of_handle_branch_target_load_optimize): New.
316 (rest_of_compilation): Call the above. Remove ggc_collect
317 calls moved to rest_of_handle_*.
318 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
320 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
321 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
322 * except.h (set_nothrow_function_flags): Update comment.
323 * function.c (current_function_nothrow): Remove.
324 * output.h (current_function_nothrow): Remove.
325 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
326 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
328 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
331 * reorg.c: Revert 2004-06-30 change.
332 (find_end_label): If HAVE_epilogue and !HAVE_return,
333 return 0 instead of creating a label at the end of the insn chain.
334 (optimize_skip): Account for the failure mode of find_end_label.
335 (fill_simple_delay_slots): Likewise.
336 (fill_slots_from_thread): Likewise.
337 (relax_delay_slots): Likewise.
339 2004-07-08 Diego Novillo <dnovillo@redhat.com>
341 * tree-flow.h (addressable_vars): Declare.
342 * tree-ssa-alias.c (addressable_vars): Define.
343 (setup_pointers_and_addressables): Add addressable variables
345 * tree-ssa-operands.c (get_stmt_operands): Move
346 handling of ASM_EXPRs ...
347 (get_asm_expr_operands): ... here.
348 When the ASM_EXPR clobbers memory, also clobber addressable
350 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
351 (delete_tree_ssa): Reset addressable_vars.
353 2004-07-07 Jan Beulich <jbeulich@novell.com>
354 Richard Henderson <rth@redhat.com>
356 * varasm.c (assemble_variable): Use assemble_zeros for
357 zero-initialized variables.
358 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
359 for SECCAT_BSS and SECCAT_TBSS.
361 2004-07-07 Jan Beulich <jbeulich@novell.com>
363 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
365 * expmed.c (emit_store_flag): Also special-case double-word
366 (in-)equality comparison against -1.
368 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
369 passing arguments the containers for which are registers.
371 * calls.c (emit_library_call_value_1): Use mode of function parameter
372 rather than that of argument since constants have none.
374 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
376 Introduce H8SX support.
377 * expr.c (expand_strcpy): Renamed and moved to...
378 * builtins.c (expand_movstr): ... here. Tweak.
379 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
380 computed or has side effects.
381 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
382 unused, or if mempcpy fails. Adjust the return value in the
383 latter case. Use movstr if everything else fails.
384 * doc/md.texi (movstr): Document.
385 (movmemM, clrmemM): Fix explanation of memory block operands.
386 * config/h8300/h8300.md (stpcpy): Renamed to...
387 (movstr): ... this. Adjust.
388 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
389 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
390 movmem* and clrstr* to clrmem*.
391 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
392 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
393 GENERAL_REGS, always.
394 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
395 getting the stack pointer as addr.
396 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
397 from general_operand_dst.
398 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
400 (movmd_internal): ... this. Add modes to operands. Disparage `D'
401 instead of requiring it to match only before reload.
402 (stpcpy_internal_normal): New, normal-mode variant of...
403 (stpcpy_internal): ... this. Add modes to operands. Disparage
404 `D' instead of requiring it to match only before reload.
405 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
407 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
408 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
410 * config/h8300/h8300.md (attr type): Add call.
411 (attr can_delay): If type is call, set it no.
412 (call, call_value): Set type to call.
413 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
414 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
415 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
416 * tree.c (get_narrower): Don't narrow integral types into
418 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
419 frame_size *before* the first use.
420 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
422 (peephole2): Don't widen instructions that push SP. Move
423 decrement of SP to the end of all stm-generating peepholes.
424 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
425 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
426 and OR to set it to all ones.
427 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
428 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
429 (call, call_value): Set can_delay to "no".
430 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
431 * config/h8300/h8300.md (extzv): Make subreg check more robust.
432 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
433 * config/h8300/h8300.md (*brabit): Remove.
434 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
435 zero_extract. Use bit_memory_operand as the predicate for
436 operand 1 and 'WU' as the constraint. Check the difference
437 between the base length and the final one when deciding which
438 type of branch to use.
439 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
440 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
441 Use convert_move to extend the result for TARGET_H8300SX. Check
442 for QImode memory references. Optimize the case where the
443 destination is a paradoxical subreg.
444 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
445 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
446 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
447 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
448 * config/h8300/h8300.md: Include mova.md
449 (length_table): Add mova and mova_zero.
450 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
451 after all constant addresses for '%R', '%X', '%T' and '%S'.
452 (h8300_mova_length): New function.
453 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
454 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
455 dependencies for s-config, etc.
456 * config/h8300/gemova.sh: New file.
457 * config/h8300/mova.md: Generated.
458 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
459 * config/h8300/h8300.c (h8300_bitfield_length): New.
460 (nibble_operand): Adjust.
461 (h8300_binary_length): Handle conditional binary op.
462 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
463 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
464 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
465 and P#<0, unused so far. W and Y are now prefixes to multi-letter
466 constraints. WU is introduced as a variant of U that requires a
467 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
468 * config/h8300/h8300.md (attr type): Added bitbranch.
469 (attr length_table): Added bitfield and bitbranch.
470 (attr length): Compute bitbranch length.
471 (andqi): Separate pattern for H8300SX. Use bfld for loading the
472 least-significant bit of a byte.
473 (brabit, brabc, brabs): New.
474 (insv, extzv): Emit bfst and bfld on H8300SX.
475 (bfld, bfst, seq, sne): New.
476 (bstzhireg, cmpstz, bstz, bistz): New.
477 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
478 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
479 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
480 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
481 (h8sx_unary_memory_operator): New function.
482 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
483 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
484 * config/h8300/h8300.md: Add peepholes to combine reloads and
486 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
487 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
488 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
489 (and?i, ior?i, xor?i): Likewise.
490 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
491 * config/h8300/h8300.c: Move enums and prototypes to head of file.
492 Various whitespace fixes.
493 (h8300_constant_length): New function, split out from...
494 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
495 (h8300_classify_operand): Use IN_RANGE.
496 (h8300_classify_operand): Use h8300_constant_length.
497 (h8300_short_move_mem_p): Tighten size check.
498 (h8sx_mergeable_memrefs_p): Tighten equality check.
499 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
500 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
502 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
503 * config/h8300/crtn.asm: Likewise.
504 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
505 if __H8300SX__ is defined.
506 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
507 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
508 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
509 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
510 addresses as mode-dependent.
511 * config/h8300/h8300.c (print_operand_address): Update call to
513 (h8300_get_index): Take a mode argument. Rework to fix an
514 earlier misunderstanding.
515 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
516 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
517 into a register if TARGET_H8300SX.
518 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
519 TARGET_H8300SX. Also disable related define_splits.
520 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
521 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
522 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
523 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
524 * config/h8300/h8300.h (OK_FOR_Z): New macro.
525 (EXTRA_CONSTRAINT_STR): Check it.
526 * config/h8300/h8300.c (h8300_classify_operand): Accept null
528 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
529 * config/h8300/h8300.md (length_table): Add mov_imm4.
530 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
531 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
532 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
534 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
535 * config/h8300/h8300.c (h8300_reorg): New function.
536 (TARGET_MACHINE_DEPENDENT_REORG): Define.
537 * config/h8300/h8300.md (length): Subtract the length of the
538 delay slot from (pc) when checking the range of forward branches.
539 (delay_slot, can_delay): New attributes.
540 (define_delay): Add bra/s handling.
541 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
542 (jump): Add delayed-branch handling.
543 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
544 * expr.c (expand_strcpy): New function.
545 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
546 (expand_builtin_stpcpy): Likewise.
547 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
548 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
549 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
550 handling to improve register allocation for -fno-omit-frame-pointer.
551 (h8sx_split_movmd): Delete, moving er6 handling into...
552 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
553 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
554 (movmd): Add calls to copy_rtx.
555 (movmd_internal): In the second alternative, allow the initial and
556 final destination registers to be different . Update the splitter
557 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
558 instead of h8sx_split_movmd.
559 (stpcpy, movsd): New expanders.
560 (movsd_internal): New define_insn.
561 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
562 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
563 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
564 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
565 and DESTINATION_REGS.
566 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
567 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
568 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
569 (h8300_move_ratio): Declare.
570 (MOVE_RATIO): Use it.
571 * config/h8300/h8300.c (h8300_move_ratio): New variable.
572 (h8300_init_once): Initialize it.
573 (h8300_reg_class_from_letter): New function.
574 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
575 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
576 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
577 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
578 (movstrsi, movmd): New expanders.
579 (movmd_internal): New insn.
580 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
581 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
582 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
583 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
584 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
585 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
586 * config/h8300/h8300.c (nibble_operand): Fix warning.
587 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
588 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
589 (movsf_h8300h): Disable for TARGET_H8300SX.
590 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
591 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
592 h8300_stm_parallel and h8300_return_parallel.
593 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
594 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
595 h8300_stm_parallel, h8300_return_parallel): New functions.
596 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
597 if TARGET_H8300SX. Use h8300_push_pop.
598 (h8300_expand_epilogue): Likewise. Try to merge the return insn
599 and final pop when generating h8sx code. Always emit some form
601 * config/h8300/h8300.md: Don't enforce register alignment in
602 stm peepholes if TARGET_H8300SX.
603 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
604 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
605 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
606 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
607 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
608 (MULTILIB_DIRNAMES): Add a directory for it.
609 (MULTILIB_MATCHES): Delete.
610 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
611 * final.c (walk_alter_subreg): Handle addresses with subregs
612 inside a ZERO_EXTEND or AND.
613 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
614 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
616 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
617 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
618 @(dd,Rn.w) and @(dd,ERn.L).
619 (h8300_displacement_size): Take the whole address as argument.
620 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
621 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
622 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
623 (h8sx_mergeable_memrefs_p): Declare.
624 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
625 (HAVE_PRE_INCREMENT): Likewise.
626 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
627 addresses for TARGET_H8300SX,
628 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
630 (movb_length_table, movl_length_table): New tables.
631 (movw_length_table): Define to movb_length_table.
632 (h8300_displacement_size): New, split out from...
633 (h8300_classify_address): ...here. Handle pre/post inc/dec.
634 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
635 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
636 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
637 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
638 (compute_plussi_length, compute_plussi_cc): Update accordingly.
639 (h8sx_unary_shift_operator): Get the mode from the operator.
640 (binary_shift_operator): Likewise.
641 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
642 a memory reference, check whether the reference is offsettable.
643 (length_table): Add movb, movw and movl.
644 (movqi): Add new h8sx pattern. Don't force one operand to be a
645 register when generating h8sx code.
646 (movhi, movsi, movsf): Likewise.
647 (movstrictqi): Use the length_table attribute.
648 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
649 (addqi3): Split into a define_expand and define_insn. Don't accept
650 memory operands in the expander. Use h8300_operands_match_p to
651 check for matching operands in the define_insn.
652 (subqi3, negqi2, one_cmplqi2): Likewise.
653 (add[hs]i3): Don't accept memory operands in the expander. Likewise
654 in any patterns that are unused in h8sx code. In the h8sx patterns,
655 use h8300_operands_match_p to check whether operands match.
656 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
657 one_cmpl[hs]i3): Likewise.
658 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
660 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
661 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
662 (h8300_insn_length_from_table): Add a second parameter.
663 (output_h8sx_shift): Declare.
664 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
665 (EXTRA_CONSTRAINT): Replace with...
666 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
667 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
668 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
669 and h8sx_binary_shift_operator.
670 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
672 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
673 (bit_memory_operand, fix_bit_operand): Likewise.
674 (h8300_length_table_for_insn): Remove.
675 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
677 (h8300_short_immediate_length, h8300_binary_length): New functions.
678 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
679 (output_plussi): Use sub to add negative constants.
680 (compute_plussi_length): Adjust accordingly.
681 (h8sx_single_shift_type): New enum.
682 (h8sx_single_shift, h8sx_unary_shift_operator,
683 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
684 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
685 single h8sx instruction. Return false in this case.
686 * config/h8300/h8300.md (length_table): Add short_immediate.
687 (length): Pass the operand array to h8300_insn_length_from_table.
688 (adjust_length): Assume "no" for insns with a length_table attribute.
689 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
690 (*addhi3_h8300hs): Don't use for h8sx.
691 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
693 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
694 1's predicate to nonimmediate_operand. Only skip default expansion
695 if expand_a_shift or expand_a_rotate returns true. Add new patterns
696 for single h8sx shift instructions.
697 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
698 * config/h8300/h8300.c (nibble_operand): Split out of...
699 (reg_or_nibble_operand): ... this.
700 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
701 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
702 umulhisi3): Introduce expand, and introduce separate insns for
703 sign- or zero-extended REG and already-extended CONST_INT.
704 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
705 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
706 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
707 (subhi3): Likewise. Don't accept immediates for operand 1.
708 Remove the early clobber from second alternative of the h8300s pattern.
709 (subsi3): Generalize for h8sx. Force operand 2 into a register
710 on plain h8300 targets.
711 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
712 (subsi3_h8300h): Generalize for h8sx.
713 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
714 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
715 * config/h8300/h8300.c (reg_or_nibble_operand): New.
716 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
717 (TARGET_H8300SXMUL): New.
718 (CONST_OK_FOR_P): New.
719 (CONST_OK_FOR_LETTER_P): Adjust.
720 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
721 umulhisi3): Accept 4-bit immediate on H8SX.
722 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
723 (udivsi3, divhi3, udivsi3, divsi3): New.
724 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
725 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
726 * config/h8300/h8300.h (OK_FOR_Q): New macro.
727 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
728 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
729 Add ADDRESSOF to the bit_operand entry.
730 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
731 (h8300_src_operand): Likewise.
732 (bit_operand): Check nonimmediate_operand rather than general_operand.
733 Accept any nonimmediate_operand in h8sx code.
734 (h8300_and_costs): Initialize operands[1].
735 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
736 (h8300_operand_class): New enum.
737 (h8300_length_table): New typedef.
738 (addb_length_table, addw_length_table, addl_length_table,
739 logicl_length_table): New tables.
740 (logicb_length_table, logicw_length_table): New macros.
741 (h8300_classify_operand, h8300_length_from_table,
742 h8300_length_table_for_insn, h8300_unary_length,
743 h8300_insn_length_from_table): New functions.
744 (output_plussi): Only use adds and subs for register destinations.
745 Disable redundant clause.
746 (compute_plussi_cc): Likewise.
747 (compute_plussi_length): Likewise. Use h8300_length_from_table
748 to work out the length of an insn.
749 (output_logical_op): Only use narrower immediate instructions
750 if the destination is a register.
751 (compute_logical_op_cc): Likewise.
752 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
753 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
754 * config/h8300/h8300.md (length_table): New attribute.
755 (length): When an instruction has a length_table attribute, use
756 h8300_insn_length_from_table to calculate its default length.
757 (cmpqi): Use h8300_dst_operand for the first operand and
758 h8300_src_operand for the second.
759 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
760 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
761 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
762 iorsi3, xorhi3, xorsi3): Likewise.
763 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
764 so that it allows any combination of operands for TARGET_H8300SX.
765 (iorqi3, xorqi3): Likewise.
766 (cmpqi): Use the length_table attribute.
767 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
768 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
769 (cmpqi): Add 'Q' constraint.
770 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
771 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
772 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
773 * config/h8300/h8300.h (MASK_H8300SX): New macro.
774 (TARGET_H8300S): True for both -ms and -msx.
775 (TARGET_H8300SX): New macro.
776 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
777 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
778 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
779 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
781 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
782 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
783 16-bit pointers and 32-bit ints.
784 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
785 CONST_DOUBLE with mode no wider than SImode.
786 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
788 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
789 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
791 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
792 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
793 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
795 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
797 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
799 2004-07-07 Per Bothner <per@bothner.com>
801 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
803 2004-07-07 Mike Stump <mrs@apple.com>
805 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
806 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
807 (machopic_finish): Likewise.
809 2004-07-07 Richard Henderson <rth@redhat.com>
811 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
812 through any value-preserving cast.
814 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
816 * function.c (assign_parm_find_data_types): Call
817 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
819 2004-07-07 Steven Bosscher <stevenb@suse.de>
821 * tree-cfg.c (group_case_labels): Remove case labels that have
822 the same target as the default case.
824 2004-07-07 Steven Bosscher <stevenb@suse.de>
826 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
827 regardless of DECL_LANG_SPECIFIC being present or not.
828 * tree.h (DECL_NUM_STMTS): Purge.
830 2004-07-07 Andrew Pinski <apinski@apple.com>
832 * configure: Regenerate with the right autoconf.
834 2004-07-07 David Edelsohn <edelsohn@gnu.org>
836 * ifcvt.c (total_bb_rtx_cost): New function.
837 (find_if_case_1): Compare rtx_cost of basic block to cost of
839 (find_if_case_2): Same.
841 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
844 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
845 (output_return): Likewise.
846 (output_sibcall): Abort if !flag_delayed_branch.
847 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
848 (emit_and_preserve): New function.
849 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
850 indirect jump to the thunked-to function if !flag_delayed_branch.
851 * config/sparc/sparc.md (delayed_branch): New attribute.
852 (load_pcrel_sym): Honor flag_delayed_branch. Use above
853 attribute to compute the length of the insn.
854 (goto_handler_and_restore): Likewise.
856 2004-07-07 Andrew Pinski <apinski@apple.com>
858 PR tree-optimization/15777
859 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
861 * expr.c (expand_expr_real_1): Fix formating.
862 BUFFER_REF and IN_EXPR are dead.
863 * fold-const.c (non_lvalue): BUFFER_REF is dead.
864 * tree-inline.c (estimate_num_insns_1): Likewise.
865 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
866 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
867 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
869 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
871 * collect2.c (dump_file): Don't call cplus_demangle if
872 HAVE_LD_DEMANGLE is defined.
873 (main): Pass "--demangle" to ld if no_demangle is not 0 and
874 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
875 if HAVE_LD_DEMANGLE is defined.
877 * configure.ac (--with-demangler-in-ld): Added
878 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
879 --with-demangler-in-ld is used.
880 * config.in: Regenerated.
881 * configure: Likewise.
883 2004-07-07 Roger Sayle <roger@eyesopen.com>
885 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
886 for simple floating point operations "fp", double precision
887 multiplication "dmul", and single and double precision division
888 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
889 (ppc630_cost): New table split from ppc620_cost, to distinguish
890 differences in floating point latencies.
891 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
892 (rs6000_rtx_costs): Add support for single and double precision
893 floating point addition, subtraction, multiplication, division,
894 fused-multiply-add, fused-multiply-sub, negation, absolute value
895 and negative absolute value. Tweak MEM case to use prefered idiom.
897 2004-07-07 Richard Henderson <rth@redhat.com>
899 * tree-flow-inline.h (may_propagate_copy): Move...
900 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
901 attempt to copy between types requiring conversion.
902 * tree-flow.h (may_propagate_copy): Update decl.
903 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
905 2004-07-07 Jakub Jelinek <jakub@redhat.com>
907 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
910 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
912 * builtins.c: Rename movstr*, except for movstrict*, to
913 movmem* and clrstr* to clrmem*.
916 * genopinit.c: Likewise.
917 * integrate.c: Likewise.
918 * local-alloc.c: Likewise.
919 * optabs.c: Likewise.
920 * optabs.h: Likewise.
921 * config/alpha/alpha.h: Likewise.
922 * config/alpha/alpha.md: Likewise.
923 * config/arm/arm-protos.h: Likewise.
924 * config/arm/arm.c: Likewise.
925 * config/arm/arm.md: Likewise.
926 * config/avr/avr.md: Likewise.
927 * config/c4x/c4x.c: Likewise.
928 * config/c4x/c4x.md: Likewise.
929 * config/frv/frv.md: Likewise.
930 * config/i386/i386-protos.h: Likewise.
931 * config/i386/i386.c: Likewise.
932 * config/i386/i386.h: Likewise.
933 * config/i386/i386.md: Likewise.
934 * config/i860/i860.c: Likewise.
935 * config/i860/i860.md: Likewise.
936 * config/ip2k/ip2k.md: Likewise.
937 * config/ip2k/libgcc.S: Likewise.
938 * config/ip2k/t-ip2k: Likewise.
939 * config/m32r/m32r.c: Likewise.
940 * config/m32r/m32r.md: Likewise.
941 * config/mcore/mcore.md: Likewise.
942 * config/mips/mips.c: Likewise.
943 * config/mips/mips.md: Likewise.
944 * config/ns32k/ns32k.c: Likewise.
945 * config/ns32k/ns32k.h: Likewise.
946 * config/ns32k/ns32k.md: Likewise.
947 * config/pa/pa.c: Likewise.
948 * config/pa/pa.md: Likewise.
949 * config/pdp11/pdp11.h: Likewise.
950 * config/pdp11/pdp11.md: Likewise.
951 * config/rs6000/rs6000.c: Likewise.
952 * config/rs6000/rs6000.md: Likewise.
953 * config/s390/s390-protos.h: Likewise.
954 * config/s390/s390.c: Likewise.
955 * config/s390/s390.md: Likewise.
956 * config/sh/lib1funcs.asm: Likewise.
957 * config/sh/sh.c: Likewise.
958 * config/sh/sh.md: Likewise.
959 * config/sh/t-sh: Likewise.
960 * config/sparc/sparc.h: Likewise.
961 * config/vax/vax.md: Likewise.
962 * config/xtensa/xtensa.c: Likewise.
963 * config/xtensa/xtensa.md: Likewise.
964 * doc/invoke.texi: Likewise.
965 * doc/md.texi: Likewise.
966 * doc/rtl.texi: Likewise.
968 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
971 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
972 * config/mips/mips.c (mips_declare_common_object): New function,
973 mostly split out from...
974 (mips_output_aligned_decl_common): ...here.
975 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
976 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
977 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
978 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
980 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
983 * function.c (assign_parms): Fix typo from previous change.
985 2004-07-07 Jason Merrill <jason@redhat.com>
988 * doc/extend.texi (C++ Interface): Correct information and
991 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
996 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
999 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1002 * config/m32r/m32r.c (m32r_function_symbol): New function:
1003 Generate a symbol name RTX with the correct m32r specific flags
1005 (block_move_call): Use new function to generate correct symbol.
1006 * config/m32r/m32r-protos.h: Add prototype for new funcion.
1007 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1010 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1012 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1013 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1014 TYPE_BINFO_BASETYPE): Remove.
1015 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1017 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1019 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1020 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1021 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1022 (struct tree_binfo): Rename base_types to base_binfos.
1023 * alias.c (record_component_aliases): Adjust BINFO macros.
1024 * dbxout.c (dbxout_type): Likewise.
1025 * dwarf2out.c (gen_member_die): Likewise.
1026 * sdbout.c (sdbout_one_type): Likewise.
1027 * tree-dump.c (deque_and_dump): Likewise.
1028 * config/i386/i386.c (classify_argument,
1029 contains_128bit_aligned_vector_p): Likewise.
1031 2004-07-07 Nick Clifton <nickc@redhat.com>
1033 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1034 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1036 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
1038 * vec.h: Fix the example use.
1040 2004-07-06 Richard Henderson <rth@redhat.com>
1042 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1043 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1044 * tree-inline.c (copy_body_r, setup_one_parameter,
1045 initialize_inlined_parameters, expand_call_inline,
1046 declare_inline_vars): Don't check it.
1047 (expand_calls_inline): Remove old version, rename new version
1048 from gimple_expand_calls_inline.
1049 * tree-optimize.c (execute_gimple): Remove.
1050 (pass_gimple): Don't run anything.
1052 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1054 * doc/sourcebuild.texi: Use semicolons instead of commas in
1057 2004-07-06 Richard Henderson <rth@redhat.com>
1059 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1060 (sra_walk_modify_expr, scan_init): Likewise.
1061 (generate_element_zero): Check visited before scanning children.
1062 (generate_element_init): Set visited on error.
1063 (scalarize_init): Handle generate_element_init failure similar
1066 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1068 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1069 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1071 2004-07-06 Richard Henderson <rth@redhat.com>
1073 * config/i386/i386.c (legitimize_pic_address): Make static.
1074 (legitimize_address): Handle CONST with TLS operand.
1075 (ix86_expand_move): Don't call legitimize_pic_address directly.
1076 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1078 2004-07-06 Roger Sayle <roger@eyesopen.com>
1080 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1081 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1082 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1083 is currently executed unconditionally, i.e. not in "else_bb".
1085 2004-07-06 Steven Bosscher <stevenb@suse.de>
1087 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1088 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1089 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1090 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1091 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1092 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1093 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1094 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1095 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1096 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1097 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1098 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1099 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1100 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1101 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1102 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1104 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1106 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1107 * expr.c (expand_expr_real_1): Ditto.
1108 * tree-inline.c (estimate_num_insns_1): Ditto.
1109 * tree-pretty-print.c (dump_generic_node): Ditto.
1113 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1115 * tree-ssa-pre.c (reference_node_pool): New pool.
1116 (find_or_generate_expression): Class 'r' is okay too.
1117 (create_value_expr_from): Ditto.
1118 (add_to_sets): LHS should not include vuses.
1120 (compute_avail): Reverse ordering of tests.
1121 Valuize INDIRECT_REF as well.
1123 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1125 PR rtl-optimization/16380
1126 * loop.c (check_dbra_loop): Sink comparison instructions if they
1127 do something other than set cc0.
1129 2004-07-06 James E Wilson <wilson@specifixinc.com>
1131 * doc/interface.texi (longjmp and automatic variables): Delete
1132 paragraph recommending taking the address of a variable.
1134 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1136 * vec.h (VEC_embedded_alloc): Remove.
1137 (VEC_embedded_size, VEC_embedded_init): New.
1138 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1140 (VEC_truncate): New.
1141 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1142 (vec_embedded_alloc): Remove.
1143 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1144 (vec_embedded_alloc): Remove.
1146 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1148 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1149 (gt-langhooks.h): Remove.
1151 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1153 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1155 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1157 * config/sparc/sparc.c (get_pc_symbol): Rename into
1158 add_pc_to_pic_symbol.
1159 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1160 (load_pic_register): Account for previous changes.
1161 Use reg_names. Don't create the label twice.
1162 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1163 UNSPEC_LOAD_PCREL_SYM.
1164 (get_pc): Rename into load_pcrel_sym. Add predicate to
1165 operands. Remove condition.
1167 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1169 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1170 RECORD, UNION & QUAL_UNION is actually a binfo.
1172 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1173 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1174 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1175 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1176 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1177 (gen_inheritance_die): Likewise.
1178 * tree-dump.c (deque_and_dump): Likewise.
1179 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1181 2004-07-06 Steven Bosscher <stevenb@suse.de>
1183 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1185 * config/mcore/mcore.md: Model memory latency with a simple DFA
1186 pipeline description instead of a define_function_unit.
1188 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1190 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1191 * langhooks.h (var_mod_type_p): Likewise.
1192 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1193 * expr.c (count_type_elements): Properly handle return from
1194 array_type_nelts and properly test for overflow.
1195 * gimplify.c (gimplify_init_constructor): Properly handle return
1196 from array_type_nelts.
1197 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1198 * integrate.c (copy_decl_for_inlining): Correct comments.
1199 * tree-inline.c (remap_decl): Update comments, remove dead code,
1200 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1201 (remap_type): Only remap if variably modified by vars in function
1203 (copy_body_r): Use compatible_type langhooks to see when can fold.
1204 (setup_one_parameter): Don't remap type.
1205 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1206 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1207 compute TREE_INVARIANT for decl case.
1208 (find_var_from_fn): New function.
1209 (variably_modified_type_p): Add arg and call new function.
1210 * tree.h (variably_modified_type_p): Add extra arg.
1212 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1214 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1215 (goto_handler_and_restore_v9): Delete disabled insn.
1216 (goto_handler_and_restore_v9_sp64): Likewise.
1218 2004-07-05 Roger Sayle <roger@eyesopen.com>
1220 * calls.c (load_register_parameters): Call expand_shift instead
1221 of expand_binop with ashl_optab (or other shift optab) directly.
1222 * expr.c (emit_group_load, emit_group_store): Likewise.
1223 * function.c (assign_parm_setup_block): Likewise.
1224 * stmt.c (shift_return_value): Likewise.
1226 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1228 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1230 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1232 * doc/sourcebuild.texi: Revert previous patch.
1234 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1236 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1237 TARGET_MEM_FUNCTIONS.
1238 * system.h: Poison TARGET_MEM_FUNCTIONS.
1239 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1240 bcmp_libfunc, bzero_libfunc): Remove.
1241 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1243 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1244 * doc/standards.texi: Don't mention calling BSD string functions.
1245 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1246 * config/vax/t-memfuncs: New.
1247 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1248 config/memset.c: New.
1249 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1250 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1252 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1253 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1254 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1255 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1256 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1257 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1258 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1259 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1260 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1261 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1263 2004-07-05 Richard Henderson <rth@redhat.com>
1265 * function.c (assign_parm_setup_reg): Properly rename variables in
1266 FUNCTION_ARG_CALLEE_COPIES section.
1268 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1270 * tree-mudflap.c: Include cgraph.h.
1271 (mf_init_extern_trees): Rename to mudflap_init. Export.
1272 Rewrite to create synthetic declarations instead of looking
1273 up declarations from mf-runtime.h.
1274 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1275 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1277 (execute_mudflap_function_decls, mudflap_register_call):
1278 Don't call mf_init_extern_trees.
1279 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1281 * tree-mudflap.h: Update prototypes.
1282 * c-mudflap.c: Delete file.
1283 * c-common.c: Include tree-mudflap.h.
1284 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1285 * Makefile.in: Remove all references to c-mudflap.o.
1286 Update dependencies.
1288 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1290 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1291 displacements with the spatial-locality cache-control completer.
1293 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1295 * langhooks.c: Don't include gt-langhooks.h.
1296 (var_labelno): Delete.
1297 (lhd_set_decl_assembler_name): Do not append a distinguishing
1298 number to file-scope internal-linkage declarations for the first
1299 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1300 the declaration itself (if at block scope), or its containing
1301 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1304 * opts.c (cur_in_fname): New global.
1305 * opts.h: Declare it.
1306 * tree.c: Include opts.h.
1307 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1308 DECL_UID equal to cur_in_fname.
1309 (copy_node_stat): Do not change DECL_UID when copying a
1310 TRANSLATION_UNIT_DECL.
1311 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1312 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1314 * c-decl.c (c_static_assembler_name): Delete.
1315 * c-tree.h (c_static_assembler_name): Delete prototype.
1316 * c-lang.c, objc/objc-lang.c: Don't override
1317 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1319 * Makefile.in (tree.o): Update dependencies.
1320 (GTFILES): Remove langhooks.c.
1322 2004-07-05 Roger Sayle <roger@eyesopen.com>
1324 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1325 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1326 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1327 Optimize "X % -Y" as "X % Y" for signed modulus.
1328 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1329 into "((unsigned) X % Y) == 0".
1331 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1333 * sourcebuild.texi (Config Fragments): Use @comma{} in
1334 cross-reference to section title.
1336 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1338 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1339 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1340 (gimplify_target_expr, gimplify_expr): Likewise.
1341 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1342 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1344 (gimplify_compound_lval): See if we can strip any useless conversion.
1345 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1347 (gimplify_modify_expr_to_memset): Likewise.
1348 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1349 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1350 (declare_inline_vars): Likewise.
1351 (walk_type_fields): New function.
1352 (walk_tree): Use it.
1353 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1355 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1356 (sra_walk_modify_expr): Allow init function to fail.
1357 (scan_init): Now returns bool.
1358 (generate_element_init): If can't understand INIT, return false.
1359 (scalarize_init): Return false if generate_element_init does.
1361 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1364 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1365 bounds if bounds aren't constant.
1367 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1369 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1370 to type hooks; remove bogus PARAMS.
1372 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1374 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1375 * dwarf2out.c (add_data_member_location_attribute): Check for
1377 * tree.c (tree_node_kinds): Add "binfos".
1378 (binfo_lang_slots): New.
1379 (make_node_stat): Add TREE_BINFO.
1380 (make_tree_binfo_stat): New.
1381 (tree_node_structure): Add TREE_BINFO.
1382 * tree.def (TREE_BINFO): New.
1383 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1384 (RECORD_OR_UNION_CHECK): ... here.
1385 (NOT_RECORD_OR_UNION_CHECK): New.
1386 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1387 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1388 RECORD_OR_UNION_CHECK.
1389 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1390 (TYPE_LANG_SLOT_1): New.
1391 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1392 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1393 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1394 (BINFO_ELTS): Remove.
1395 (BINFO_LANG_SLOT): New.
1396 (struct tree_binfo): New.
1397 (binfo_lang_slots): Declare.
1398 (enum tree_node_structure_enum): Add TS_BINFO.
1399 (union tree_node): Add binfo.
1400 (make_tree_binfo_stat): Declare.
1401 (make_tree_binfo): New.
1402 (enum tree_node_kind): Add binfo_kind.
1404 * objc/objc-act.c (start_class, objc_declare_protocols,
1405 start_protocols): Use TYPE_LANG_SLOT_1.
1406 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1408 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1409 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1410 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1411 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1413 2004-07-05 Steven Bosscher <stevenb@suse.de>
1415 * rtl.h (struct rtx_def): Remove the integrated flag.
1416 Use the return_val flag for MEM_SCALAR_P.
1417 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1419 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1422 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1423 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1426 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1428 * var-tracking.c: Fix some comments.
1429 (frame_stack_adjust): New.
1430 (vt_stack_adjustments): Init stack_adjust of entry block to
1431 minus stack adjustment of function prologue.
1432 (adjust_stack_reference): Do not adjust if adjustment == 0.
1433 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1434 (emit_notes_in_bb): Likewise.
1435 (vt_add_function_parameters): Do not adjust locations of
1437 (vt_initialize): Compute the stack adjustment of function
1438 prologue and offset the initial "location" of frame_base_decl
1439 from the stack pointer after prologue.
1441 2004-07-04 Richard Henderson <rth@redhat.com>
1443 * function.c (struct assign_parm_data_all): New.
1444 (struct assign_parm_data_one): New.
1445 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1446 assign_parm_find_data_types, assign_parms_setup_varargs,
1447 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1448 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1449 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1450 assign_parm_setup_block, assign_parm_setup_reg,
1451 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1452 (assign_parms): ... here.
1454 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1456 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1457 now are bitmap_set_t's.
1458 (bitmap_insert_into_set): No point in inserting the value if
1460 (bitmap_set_contains): New function.
1461 (bitmap_set_replace_value): Add comment on why we do it
1463 (set_contains): Removed.
1464 (bitmap_set_subtract_from_value_set): New name of
1465 set_subtract now that it's arguments are two different
1468 (bitmap_find_leader): Change algorithm used.
1469 (find_or_generate_expression): Update use of functions for new
1471 (create_expression_by_pieces): Ditto.
1472 (insert_aux): Ditto.
1474 (add_to_sets): Ditto.
1476 (execute_pre): Ditto.
1477 (compute_avail): Ditto.
1478 Also ignore virtual phis.
1480 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1482 * combine.c (simplify_comparison): Fix comment typo.
1484 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1486 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1487 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1488 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1489 (output_restore): Change parameter from 'insn' to 'pat'.
1490 (output_return): Adjust call to output_restore.
1491 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1492 Adjust call to output_restore.
1494 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1496 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1497 and assert system is bsd.
1499 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1501 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1502 (TARGET_SWITCHES): Remove -mdebugc.
1503 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1504 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1505 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1506 (sle_[sd]i_reg): Delete.
1508 2004-07-04 Steven Bosscher <stevenb@suse.de>
1510 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1512 * config/iq2000/iq2000.md: Translate old pipeline description to an
1515 2004-07-04 Roger Sayle <roger@eyesopen.com>
1517 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1518 Ensure the replacement rhs is valid gimple before performing
1519 the substitution. Return false if these sanity checks fail.
1520 (fold_stmt): Only set changed to true, if set_rhs returns true.
1521 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1524 2004-07-04 Richard Henderson <rth@redhat.com>
1527 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1529 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1531 * configure.ac (ranlib_flags): New variable.
1532 * Makefile.in (RANLIB_FLAGS): New variable.
1533 (libbackend.a): Use it.
1534 * configure: Regenerated.
1536 2004-07-04 Roger Sayle <roger@eyesopen.com>
1538 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1539 a "sign mask" instead of using ashr_optab directly.
1541 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1543 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1544 * doc/cppopts.texi: Clarify processing of command-line defines.
1546 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1548 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1550 2004-07-04 Richard Henderson <rth@redhat.com>
1552 * rtl.def (ADDRESSOF): Remove.
1553 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1554 (find_base_term, memrefs_conflict_p): Likewise.
1555 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1556 (fold_rtx, cse_insn, set_live_p): Likewise.
1557 * dwarf2out.c (mem_loc_descriptor): Likewise.
1558 (add_location_or_const_value_attribute): Likewise.
1559 * emit-rtl.c (copy_insn_1): Likewise.
1560 * explow.c (memory_address): Likewise.
1561 * expmed.c (store_split_bit_field): Likewise.
1562 * expr.c (expand_expr_real_1): Likewise.
1563 * function.c (instantiate_decl
1564 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1565 * genrecog.c (preds, validate_pattern): Likewise.
1566 * integrate.c (copy_rtx_and_substitute): Likewise.
1567 * recog.c (general_operand, register_operand): Likewise.
1568 (memory_address_p): Likwise.
1569 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1570 * rtl.c (copy_rtx): Likewise.
1571 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1572 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1573 * rtlhooks.c (gen_lowpart_general): Likewise.
1574 * stmt.c (expand_asm_operands): Likewise.
1575 * web.c (entry_register, replace_ref, web_main): Likewise.
1576 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1577 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1578 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1579 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1580 * config/frv/frv.c (move_destination_operand, move_source_operand,
1581 condexec_dest_operand, condexec_source_operand,
1582 condexec_memory_operand): Likewise.
1583 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1584 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1585 (destination_xfmode_operand): Likewise.
1586 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1587 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1588 * config/s390/s390.c (general_s_operand): Likewise.
1589 * config/s390/s390.md (mov*): Likewise.
1590 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1592 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1593 * expr.c (expand_expr_real_1): Likewise.
1594 * stmt.c (expand_decl): Likewise.
1595 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1597 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1598 postponed_insns, put_var_into_stack, put_reg_into_stack,
1599 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1600 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1601 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1602 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1603 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1604 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1605 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1606 struct insns_for_mem_walk_info, insns_for_mem_walk,
1607 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1608 setjmp_protect_args): Remove.
1609 (push_function_context_to): Don't handle var_refs_queue.
1610 (pop_function_context_from, free_after_compilation): Likewise.
1611 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1612 (assign_parms, allocate_struct_function): Likewise.
1613 (use_register_for_decl): New.
1614 (expand_function_end): Don't setjmp_protect.
1615 * function.h (struct emit_status): Update commentary.
1616 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1617 (max_parm_reg, parm_reg_stack_loc): Remove.
1618 * passes.c (DFI_addressof): Remove.
1619 (dump_file_info): Remove addressof.
1620 (rest_of_handle_addressof): Remove.
1621 (rest_of_compilation): Don't call it.
1622 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1623 * stmt.c (expand_decl): Use use_register_for_decl.
1624 * tree.h: Update decls.
1625 * web.c (mark_addressof): Remove.
1626 * doc/invoke.texi (-dF): Remove.
1628 2004-07-03 Richard Henderson <rth@redhat.com>
1630 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1631 instead of gen_mem_addressof.
1632 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1633 TImode output register.
1635 2004-07-03 Richard Henderson <rth@redhat.com>
1637 PR tree-optimization/16341
1638 * tree-sra.c (sra_walk_function): Increment to next stmt before
1639 processing the current stmt.
1640 (sra_insert_after): Always use BSI_SAME_STMT.
1642 2004-07-03 Richard Henderson <rth@redhat.com>
1644 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1647 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1649 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1650 with tree_int_cst_equal.
1652 2004-07-03 Andreas Schwab <schwab@suse.de>
1654 * config/ia64/ia64.md: Define new attribute "empty".
1655 (prologue_use, nop_x, insn_group_barrier): Set it.
1657 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1658 skip over "empty" insns.
1660 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1662 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1663 context to gimplify_body.
1664 (walk_tree): Don't walk into types twice.
1665 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1667 * tree-sra.c (generate_element_init): Remove any useless conversions.
1669 * gimplify.c (gimplify_conversion): Remove stripping useless
1670 conversions from here.
1671 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1672 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1673 Unshare before substituting PLACEHOLDER_EXPR.
1674 (gimplify_modify_expr_to_memset): Likewise.
1675 Pass address of TO to memset, not TO itself.
1676 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1677 time we make an expression (to match a PLACEHOLDER_EXPR).
1679 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1680 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1681 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1682 * tree-ssa-dom.c (local_fold): Likewise.
1684 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1685 * langhooks.h (strct lang_hooks): New field type_max_size.
1686 * function.c (assign_temp): Call it.
1688 2004-07-03 Steven Bosscher <stevenb@suse.de>
1690 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1691 * config/sh/sh.md: Convert the SH1 pipeline description to
1694 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1696 * c-decl.c (struct c_binding): Remove contour field; add
1697 depth, invisible, nested fields.
1698 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1699 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1700 (bind): Add invisible and nested arguments. Initialize
1701 new fields of struct c_binding; adjust loop scanning for
1703 (free_binding_and_advance): Clear structure with memset.
1704 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1705 in file scope, even if it's in external scope too.
1706 (pushdecl): Adjust to match. Create invisible file-scope
1707 declarations for block-scope forward declarations of static functions.
1708 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1709 (undeclared_variable, lookup_label, declare_label, define_label)
1710 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1711 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1712 (store_parm_decls_oldstyle): Adjust to match.
1713 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1714 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1716 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1717 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1719 2004-07-02 Richard Henderson <rth@redhat.com>
1721 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1722 around variable_size.
1723 (set_decl_nonlocal): Remove.
1724 (store_parm_decls): Add stmts for pending sizes.
1725 * calls.c (calls_function, calls_function_1): Remove.
1726 (precompute_arguments): Don't call it.
1727 * cfgexpand.c (set_save_expr_context): Remove.
1728 (tree_expand_cfg): Don't call it.
1729 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1730 (dwarf2out_finish): Likewise.
1731 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1732 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1733 (safe_from_p): Don't queue SAVE_EXPRs.
1734 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1735 or build plain VAR_DECLs.
1736 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1738 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1739 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1740 (put_var_into_stack): Don't handle SAVE_EXPR.
1741 (gen_mem_addressof): Likewise.
1742 * function.h (struct function): Remove x_save_expr_regs.
1743 (save_expr_regs): Remove.
1744 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1745 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1746 * stor-layout.c (variable_size): Don't set it.
1747 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1748 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1749 all callers. Don't set SAVE_EXPR_CONTEXT.
1750 * tree-inline.h (remap_save_expr): Update decl.
1751 * tree.c (save_expr): Update build size.
1752 (first_rtl_op): Don't handle SAVE_EXPR.
1753 (unsave_expr_1, contains_placeholder_p): Likewise.
1754 (decl_function_context): Likewise.
1755 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1756 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1757 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1759 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1761 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1762 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1763 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1764 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1765 some first-person references and patronizing comments. Based on
1767 * doc/invoke.texi: Don't reference fortran@gnu.org.
1768 * doc/trouble.texi (Warning when a non-void function value is
1769 ignored): Rewrite. From Russ Allbery and Chris Devers.
1771 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1773 * tree-ssa-pre.c (bitmap_set_t): New.
1774 (bb_value_sets): avail_out is now a bitmap_set_t.
1775 (bitmap_find_leader): New function.
1776 (bitmap_value_insert_into_set): Ditto.
1777 (bitmap_set_copy): Ditto.
1778 (bitmap_value_replace_in_set): Ditto.
1779 (bitmap_set_contains_value): Ditto.
1780 (bitmap_set_new): Ditto.
1781 (bitmap_set_pool): New pool.
1782 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1783 (insert_aux): Ditto.
1784 (add_to_sets): Ditto.
1785 (compute_avail): Ditto
1789 (execute_pre): Ditto.
1791 2004-07-02 Roger Sayle <roger@eyesopen.com>
1793 * config/rs6000/rs6000.c (struct processor_costs): New structure
1794 used to hold instruction latencies/sizes for processor types.
1795 (rs6000_cost): New global variable pointing to current CPU's costs.
1796 (rs6000_override_options): Initialize rs6000_cost to point to the
1797 appropriate cost table based upon rs6000_cpu and optimize_size.
1798 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1801 2004-07-02 Richard Henderson <rth@redhat.com>
1803 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1805 2004-07-02 Steven Bosscher <stevenb@suse.de>
1807 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1809 2004-07-01 Richard Henderson <rth@redhat.com>
1811 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1812 (alpha_gp_save_rtx): Use assign_stack_local instead of
1815 2004-07-01 Richard Henderson <rth@redhat.com>
1817 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1818 (alpha_rtx_cost_data): Update to match.
1819 (alpha_rtx_cost_size): New.
1820 (alpha_rtx_costs): Honor optimize_size.
1822 2004-07-01 Richard Henderson <rth@redhat.com>
1824 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1825 * cfgexpand.c (tree_expand_cfg): Do it here.
1826 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1827 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1828 * config/mips/mips.c (mips_output_mi_thunk): And here.
1829 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1830 * config/sh/sh.c (sh_output_mi_thunk): And here.
1831 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1833 2004-07-01 Richard Henderson <rth@redhat.com>
1835 * tree.def (RTL_EXPR): Remove.
1836 * c-typeck.c (lvalue_p): Don't handle it.
1837 * expr.c (safe_from_p): Likewise.
1838 (expand_expr_real_1): Likewise.
1839 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1840 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1841 * gengtype.c (adjust_field_tree_exp): Likewise.
1842 * stmt.c (warn_if_unused_value): Likewise.
1843 * tree-gimple.c (recalculate_side_effects): Likewise.
1844 * tree-pretty-print.c (dump_generic_node): Likewise.
1845 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1846 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1847 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1849 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1850 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1851 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1852 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1853 all the bits that tracked last_expr.
1854 (expand_end_bindings): Don't track last_expr.
1855 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1856 (clear_last_expr): Remove.
1857 (expand_asm): Don't call it.
1858 (expand_asm_operands, expand_end_cond): Likewise.
1859 (expand_naked_return, expand_null_return_1): Likewise.
1860 * c-typeck.c (c_begin_compound_stmt): Likewise.
1861 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1862 * expr.c (expand_expr_real_1): Likewise.
1863 * tree.h: Update prototypes.
1865 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1866 (struct emit_status): Remove sequence_rtl_expr.
1867 (struct function): Remove x_rtl_expr_chain.
1868 (seq_rtl_expr, rtl_expr_chain): Remove.
1869 * function.c (struct temp_slot): Remove rtl_expr.
1870 (assign_stack_temp_for_type): Don't set it.
1871 (free_temp_slots, pop_temp_slots): Don't check it.
1872 (free_after_compilation): Don't clear x_rtl_expr_chain.
1873 (fixup_var_refs): Don't search it.
1874 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1875 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1877 (push_topmost_sequence): Likewise.
1878 (end_sequence, init_emit): Likewise.
1879 (start_sequence_for_rtl_expr): Remove.
1880 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1881 * rtl.h (preserve_rtl_expr_result): Remove.
1883 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1885 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1886 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1889 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1891 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1892 (STANDARD_STARTFILE_PREFIX_2): Define.
1893 (standard_startfile_prefix_1): Initialize to
1894 STANDARD_STARTFILE_PREFIX_1.
1895 (standard_startfile_prefix_2): Initialize to
1896 STANDARD_STARTFILE_PREFIX_2.
1897 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1898 (STANDARD_STARTFILE_PREFIX_1): Define.
1899 (STANDARD_STARTFILE_PREFIX_2): Define.
1900 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1901 (STANDARD_STARTFILE_PREFIX_2): Document.
1903 2004-07-01 Richard Henderson <rth@redhat.com>
1905 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1906 in order to disable scalarization. Instead set a flag and wait
1907 for a candidate decl.
1909 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1911 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1912 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1913 Use terminology "testsuite" and "enumerated".
1915 2004-07-01 Richard Henderson <rth@redhat.com>
1917 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1918 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1919 (initial_return_save): Likewise.
1920 (flush_queued_reg_saves): Remap register numbers.
1921 (dwarf2out_return_reg): Likewise.
1923 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1925 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1927 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1928 access functions for lower bound and element size and only output
1929 if lower bound nonzero or element size not same as that of type.
1930 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1932 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1934 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1936 2004-07-01 Per Bothner <per@bothner.com>
1938 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1940 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1942 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1943 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1944 first operand. Don't optimize if the bitfield is volatile.
1946 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1948 * c-pretty-print.c (pp_c_postfix_expression): Handle
1949 floating-point comparison operators.
1950 (pp_c_expression): Pass floating-point comparison
1951 operators to pp_c_postfix_expression.
1953 2004-07-01 Roger Sayle <roger@eyesopen.com>
1955 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1956 rtx_cost instead of "had_mult" to determine whether the transformed
1957 expression is cheaper than the original.
1959 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1961 * alias.c (get_alias_set, canon_rtx, get_addr,
1962 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1964 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1965 expand_builtin): Likewise.
1966 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1968 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1969 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1970 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1971 record_dead_and_set_regs_1, get_last_value_validate,
1972 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1973 * cse.c (check_dependence, canon_hash, equiv_constant,
1974 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1975 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1976 count_reg_usage): Likewise.
1977 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1978 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1979 cselib_record_sets): Likewise.
1980 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1981 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1982 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1983 * df.c (df_uses_record): Likewise.
1984 * dojump (do_jump): Likewise.
1985 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1986 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1987 decl_start_label): Likewise.
1988 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1989 operand_subword, change_address_1, make_safe_from): Likewise.
1990 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1991 stabilize, force_not_mem): Likewise.
1992 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1993 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1994 * expr.c (convert_move, convert_modes, emit_block_move,
1995 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1996 emit_move_insn_1, expand_assignment, store_expr,
1997 store_constructor_field, store_constructor, store_field,
1998 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2000 * final.c (cleanup_subreg_operands, alter_subreg,
2001 get_mem_expr_from_op): Likewise.
2002 * flow.c (notice_stack_pointer_modification_1,
2003 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2005 * function.c (mark_temp_addr_taken, preserve_temp_slots,
2006 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2007 optimize_bit_field, flush_addressof, purge_addressof_1,
2008 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2009 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2010 keep_stack_depressed): Likewise.
2011 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2012 noce_process_if_block, find_memory): Likewise.
2013 * integrate.c (subst_constants, allocate_initial_values): Likewise.
2014 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2015 update_equiv_regs): Likewise.
2016 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2017 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2018 * optabs.c (expand_abs, emit_unop_insn): Likewise.
2019 * passes.c (rest_of_handle_final): Likewise.
2020 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2021 move2add_note_store): Likewise.
2022 * ra-build.c (detect_remat_webs): Likewise.
2023 * ra-debug.c (dump_static_insn_cost): Likewise.
2024 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2025 * recog.c (validate_change, apply_change_group, cancel_changes,
2026 validate_replace_rtx_1, general_operand, register_operand,
2027 nonmemory_operand, push_operand, pop_operand, memory_operand,
2028 indirect_operand, asm_operand_ok, offsettable_memref_p,
2029 offsettable_nonstrict_memref_p, constrain_operands,
2030 store_data_bypass_p): Likewise.
2031 * reg-stack.c (subst_stack_regs_pat): Likewise.
2032 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2033 copy_cost, reg_scan_mark_refs): Likewise.
2034 * regmove.c (optimize_reg_copy_3, stack_memref_p,
2035 combine_stack_adjustments_for_block): Likewise.
2036 * regrename.c (copyprop_hardreg_forward_1): Likewise.
2037 * reload.c (can_reload_into, push_reload, decompose, immune_p,
2038 find_reloads, find_reloads_address, find_reloads_address_1,
2039 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2040 find_equiv_reg): Likewise.
2041 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2042 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2043 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2044 delete_address_reloads): Likewise.
2045 * resource.c (mark_referenced_resources): Likewise.
2046 * rtlanal.c (get_jump_table_offset, count_occurrences,
2047 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2048 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2049 num_sign_bit_copies1): Likewise.
2050 * rtlhooks.c (gen_lowpart_general): Likewise.
2051 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2052 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2053 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2054 sdbout_global_decl): Likewise.
2055 * simplify-rtx.c (simplify_subreg): Likewise.
2056 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2057 expand_anon_union_decl, expand_end_case_type): Likewise.
2058 * unroll.c (calculate_giv_inc): Likewise.
2059 * var-tracking.c (stack_adjust_offset_pre_post,
2060 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2061 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2062 vt_add_function_parameters): Likewise.
2063 * varasm.c (make_var_volatile, notice_global_symbol,
2064 assemble_external, decode_addr_const, mark_weak,
2065 default_encode_section_info): Likewise.
2067 2004-07-01 Steven Bosscher <stevenb@suse.de>
2069 * stmt.c (check_seenlabel): Remove.
2070 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2072 2004-07-01 Richard Henderson <rth@redhat.com>
2074 * function.h (struct function): Remove x_function_call_count.
2075 (function_call_count): Remove.
2076 * calls.c (expand_call): Don't set it.
2077 * integrate.c (copy_rtx_and_substitute): Likewise.
2079 * function.h (struct function): Remove x_cleanup_label.
2080 (cleanup_label): Remove.
2081 * stmt.c (expand_value_return): Don't use it.
2082 * function.c (free_after_compilation): Don't set it.
2083 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2084 * cfgexpand.c (tree_expand_cfg): Update call.
2085 * tree.h (expand_function_start): Update decl.
2087 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2090 * c-lang.c (c_initialize_diagnostics): Move from here ...
2091 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2092 (c_tree_printer): Use pretty-printer to format %T.
2093 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2094 before '*' if not C++.
2095 (pp_c_direct_abstract_declarator): Don't try to print array upper
2096 bound for flexible array members.
2097 * c-tree.h: Include "diagnostic.h".
2098 (c_initialize_diagnostics): Declare.
2099 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2100 * c-format.c (format_type_warning): New function. Improve
2101 diagnostics for incorrect format argument types.
2102 (check_format_types): Use it. Add two parameters. Use the
2103 TYPE_MAIN_VARIANT of wanted_type.
2104 (check_format_info_main): Pass new parameters to
2106 (struct format_wanted_type): Update comment.
2108 2004-07-01 Nick Clifton <nickc@redhat.com>
2110 * target.h (struct gcc_target): Add new field to struct cxx:
2111 import_export_class.
2112 * target-def.h (TARGET_CXX): Initialise the new field.
2113 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2115 * doc/tm.texi: Document the new target hook.
2117 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2119 * builtins.c (fold_builtin_classify): Fix typo.
2121 2004-07-01 Richard Henderson <rth@redhat.com>
2123 * function.c (identify_blocks, identify_blocks_1): Remove.
2124 * function.h (identify_blocks): Remove.
2125 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2127 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2129 * builtins.c (fold_builtin_classify): New.
2130 (fold_builtin_unordered_cmp): Fix commentary.
2131 (fold_builtin): Use it.
2132 * builtins.def: Define builtins for isnan,
2133 isnanf, isnanl, finite, finitef, finitel,
2134 isinf, isinff, isinfl.
2136 2004-07-01 Richard Henderson <rth@redhat.com>
2138 * function.h (struct function): Remove dont_emit_block_notes.
2139 * gimple-low.c (lower_function_body): Don't set it.
2140 * cfgexpand.c (expand_block): Don't check it.
2141 * cfglayout.c (insn_locators_initialize): Likewise.
2142 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2143 * passes.c (rest_of_compilation): Likewise.
2144 * stmt.c (expand_start_bindings_and_block): Likewise.
2145 (expand_end_bindings): Likewise.
2147 2004-07-01 Richard Henderson <rth@redhat.com>
2149 * cgraph.h (cgraph_build_static_cdtor): Declare.
2150 * cgraphunit.c (cgraph_build_static_cdtor): New.
2151 * c-objc-common.c (build_cdtor): Use it.
2152 * coverage.c (create_coverage): Likewise.
2153 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2154 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2156 See ChangeLog.11 for earlier changes.