1 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5 2004-07-08 Zack Weinberg <zack@codesourcery.com>
7 * c-decl.c (static_ctors, static_dtors): Make static.
8 (pop_file_scope): Call c_common_write_pch and
9 cgraph_finalize_compilation_unit here.
10 (build_cdtor): Moved here from c-objc-common.c; simplify.
11 (c_write_global_declarations_1): Clarify comment.
12 (c_write_global_declarations): Close the external scope before
13 doing anything else. Call build_cdtor, cgraph_optimize, and
14 mudflap_finish_file here.
15 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
17 * c-objc-common.c: No need to include cgraph.h.
18 (build_cdtor): Moved to c-decl.c.
19 (c_objc_common_finish_file): Delete.
20 * c-tree.h: Update to match.
21 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
22 (generate_static_references): Set TREE_USED before calling finish_decl.
23 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
24 on the static_instances_decl.
26 2004-07-08 Zack Weinberg <zack@codesourcery.com>
28 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
29 decls when there is only one input translation unit.
30 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
31 change of 2004-07-05; do not treat declarations with
32 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
33 * opts.c (cur_in_fname): Delete.
35 * tree.c: Revert changes of 2004-07-05; no special treatment
36 for TRANSLATION_UNIT_DECLs.
37 * Makefile.in (tree.o): Update dependencies.
39 2004-07-08 Roger Sayle <roger@eyesopen.com>
41 * builtins.c (fold_builtin_strcpy): Merge functionality from
42 simplify_builtin_strcpy. Add additional len argument. No longer
43 static. Remove function prototype.
44 (fold_builtin_strncpy): Likewise integrate functionality from
45 simplify_builtin_strncpy. Add additional slen argument. No
46 longer static. Remove function prototype.
47 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
48 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
49 types of "ignore" and "unlocked" parameters to bool.
50 (fold_builtin_1): Add additional ignore argument. Call renamed
51 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
52 builtins. Update arguments to fold_builtin_strncpy and
53 fold_builtin_strcpy. Add function prototype.
54 (fold_builtin): Add additional Boolean ignore argument to pass
56 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
57 and fold_builtin_strncpy instead of simplify_builtin_fputs,
58 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
60 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
61 simplify_builtin_strncpy): Delete function prototypes.
62 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
63 fold_builtin_strncpy): Add function prototypes here.
64 (fold_builtin): Update function prototype with new "bool ignore".
66 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
67 (ccp_fold_builtin): Update call to fold_builtin. Call
68 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
69 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
70 simplify_builtin_strncpy respectively.
71 * fold-const.c (fold): Update call to fold_builtin.
73 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
75 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
78 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
79 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
80 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
81 * calls.c: Remove ifdefs of macros above.
82 * functions.c: Likewise.
85 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
87 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
88 (arch attribute): Delete.
89 (current_function_calls_alloca attribute): Rename into calls_alloca.
90 (calls_eh_return): New attribute.
91 (leaf_function): Likewise.
92 (length attribute): Fix formula for sibcalls.
93 (return insn): Correctly compute the 'length' attribute.
94 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
96 2004-07-08 Richard Henderson <rth@redhat.com>
98 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
99 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
100 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
101 * tree-eh.c (lower_eh_constructs_1): Likewise.
102 * tree-sra.c (sra_walk_modify_expr): Likewise.
103 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
104 (eliminate_unnecessary_stmts): Likewise.
105 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
106 * tree-tailcall.c (optimize_tail_call): Likewise.
107 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
109 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
110 Jakub Jelinek <jakub@redhat.com>
112 * config/i386/i386.c (override_options): Enable
113 SSE prefetches with -mtune, as long as we are
114 compiling for i686 or higher. All i686 processors
115 accept SSE prefetches as NOPS, some i586's don't.
117 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
120 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
122 2004-07-08 Diego Novillo <dnovillo@redhat.com>
124 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
125 the handling of clobbering ASM_EXPRs.
127 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
130 * config/sparc/sparc.c (function_value): In 64-bit mode,
131 return the aggregates larger than 16 bytes like unions.
133 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
136 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
137 'temp' is zero, generate new pseudos as needed and emit the
138 sequence of insns in single-assignment form. Resync comments
140 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
141 function before reload.
143 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
145 * vec.c (vec_assert_fail): Remove duplicate 'function'.
147 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
149 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
150 Allocation is signed.
151 (VEC_reserve): Return flag, allocation is signed.
153 2004-07-08 Richard Henderson <rth@redhat.com>
155 * tree-ssa-ccp.c (fold_stmt): Get type directly from
158 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
159 Neil Booth <neil@daikokuya.co.uk>
163 * c-decl.c (finish_struct): Ensure bit-fields are given the
165 * c-common.c (c_common_signed_or_unsigned_type): For C, require
166 the precision to match as well as the mode.
167 * expr.c (reduce_to_bit_field_precision): New function.
168 (expand_expr_real_1): Reduce expressions of bit-field type to
170 * langhooks.h (reduce_bit_field_operations): New hook.
171 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
173 * c-lang.c, objc/objc-lang.c
174 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
175 * objc/objc-act.c (check_ivars): Convert types to bit-field types
177 * tree.c (build_nonstandard_integer_type): New function.
178 * tree.h (build_nonstandard_integer_type): New prototype.
179 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
180 conversions between integer and boolean types as useless.
182 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
184 * c-common.c (c_common_nodes_and_builtins): Do not
185 create __builtin_ptrdiff_t and __builtin_size_t.
187 2004-07-08 Andrew Pinski <apinski@apple.com>
189 * Makefile.in (libbackend.o): Add -combine to the gcc
192 2004-07-08 Nick Clifton <nickc@redhat.com>
194 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
197 2004-07-08 Richard Henderson <rth@redhat.com>
199 * except.c (expand_eh_region_start, expand_eh_region_end,
200 expand_eh_handler, expand_eh_region_end_cleanup,
201 expand_start_all_catch, expand_start_catch, expand_end_catch,
202 expand_end_all_catch, expand_eh_region_end_allowed,
203 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
204 expand_eh_region_end_fixup): Remove.
205 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
206 cleanups, outer_cleanups, label_chain, exception_region.
207 (struct goto_fixup): Remove stack_level, cleanup_list_list.
208 (struct label_chain): Remove.
209 (struct stmt_status): Remove x_stack_block_stack.
210 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
211 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
212 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
213 end_cleanup_deferral, last_cleanup_this_contour,
214 containing_blocks_have_cleanups_or_stack_level,
215 any_pending_cleanups): Remove.
216 (expand_null_return_1): Take no arguments.
217 (expand_label, expand_naked_return, expand_return,
218 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
219 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
220 expand_end_case_type): Don't use any of them.
221 * calls.c (expand_call): Likewise.
222 * dojump.c (do_jump): Likewise.
223 * function.c (expand_function_end): Likewise.
224 * expr.c (store_expr, expand_expr_real_1): Likewise.
225 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
226 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
227 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
228 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
229 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
230 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
231 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
232 for WITH_CLEANUP_EXPR.
233 (gimple_push_cleanup): Likewise.
234 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
235 * print-tree.c (print_node): Likewise.
236 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
237 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
238 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
239 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
240 (GOTO_SUBROUTINE_EXPR): Remove.
241 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
242 (DECL_TOO_LATE): Remove.
243 * except.h, tree.h: Update decls.
245 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
247 * explow.c (optimize_save_area_alloca): Do not accept parameters.
248 * passes.c (rest_of_handle_final): Handle symout.
249 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
251 (rest_of_handle_sched): Break out SMS. Remove ifs for
252 flag_schedule_insns and flag_modulo_sched.
253 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
255 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
256 (rest_of_handle_partition_blocks, rest_of_handle_sms,
257 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
258 rest_of_handle_mode_switching, rest_of_handle_jump,
259 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
260 rest_of_handle_jump2, rest_of_handle_postreload,
261 rest_of_handle_flow2, rest_of_clean_state,
262 rest_of_handle_shorten_branches,
263 rest_of_handle_prologue_epilogue,
264 rest_of_handle_branch_target_load_optimize): New.
265 (rest_of_compilation): Call the above. Remove ggc_collect
266 calls moved to rest_of_handle_*.
267 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
269 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
270 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
271 * except.h (set_nothrow_function_flags): Update comment.
272 * function.c (current_function_nothrow): Remove.
273 * output.h (current_function_nothrow): Remove.
274 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
275 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
277 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
280 * reorg.c: Revert 2004-06-30 change.
281 (find_end_label): If HAVE_epilogue and !HAVE_return,
282 return 0 instead of creating a label at the end of the insn chain.
283 (optimize_skip): Account for the failure mode of find_end_label.
284 (fill_simple_delay_slots): Likewise.
285 (fill_slots_from_thread): Likewise.
286 (relax_delay_slots): Likewise.
288 2004-07-08 Diego Novillo <dnovillo@redhat.com>
290 * tree-flow.h (addressable_vars): Declare.
291 * tree-ssa-alias.c (addressable_vars): Define.
292 (setup_pointers_and_addressables): Add addressable variables
294 * tree-ssa-operands.c (get_stmt_operands): Move
295 handling of ASM_EXPRs ...
296 (get_asm_expr_operands): ... here.
297 When the ASM_EXPR clobbers memory, also clobber addressable
299 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
300 (delete_tree_ssa): Reset addressable_vars.
302 2004-07-07 Jan Beulich <jbeulich@novell.com>
303 Richard Henderson <rth@redhat.com>
305 * varasm.c (assemble_variable): Use assemble_zeros for
306 zero-initialized variables.
307 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
308 for SECCAT_BSS and SECCAT_TBSS.
310 2004-07-07 Jan Beulich <jbeulich@novell.com>
312 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
314 * expmed.c (emit_store_flag): Also special-case double-word
315 (in-)equality comparison against -1.
317 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
318 passing arguments the containers for which are registers.
320 * calls.c (emit_library_call_value_1): Use mode of function parameter
321 rather than that of argument since constants have none.
323 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
325 Introduce H8SX support.
326 * expr.c (expand_strcpy): Renamed and moved to...
327 * builtins.c (expand_movstr): ... here. Tweak.
328 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
329 computed or has side effects.
330 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
331 unused, or if mempcpy fails. Adjust the return value in the
332 latter case. Use movstr if everything else fails.
333 * doc/md.texi (movstr): Document.
334 (movmemM, clrmemM): Fix explanation of memory block operands.
335 * config/h8300/h8300.md (stpcpy): Renamed to...
336 (movstr): ... this. Adjust.
337 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
338 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
339 movmem* and clrstr* to clrmem*.
340 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
341 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
342 GENERAL_REGS, always.
343 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
344 getting the stack pointer as addr.
345 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
346 from general_operand_dst.
347 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
349 (movmd_internal): ... this. Add modes to operands. Disparage `D'
350 instead of requiring it to match only before reload.
351 (stpcpy_internal_normal): New, normal-mode variant of...
352 (stpcpy_internal): ... this. Add modes to operands. Disparage
353 `D' instead of requiring it to match only before reload.
354 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
356 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
357 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
359 * config/h8300/h8300.md (attr type): Add call.
360 (attr can_delay): If type is call, set it no.
361 (call, call_value): Set type to call.
362 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
363 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
364 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
365 * tree.c (get_narrower): Don't narrow integral types into
367 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
368 frame_size *before* the first use.
369 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
371 (peephole2): Don't widen instructions that push SP. Move
372 decrement of SP to the end of all stm-generating peepholes.
373 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
374 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
375 and OR to set it to all ones.
376 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
377 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
378 (call, call_value): Set can_delay to "no".
379 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
380 * config/h8300/h8300.md (extzv): Make subreg check more robust.
381 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
382 * config/h8300/h8300.md (*brabit): Remove.
383 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
384 zero_extract. Use bit_memory_operand as the predicate for
385 operand 1 and 'WU' as the constraint. Check the difference
386 between the base length and the final one when deciding which
387 type of branch to use.
388 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
389 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
390 Use convert_move to extend the result for TARGET_H8300SX. Check
391 for QImode memory references. Optimize the case where the
392 destination is a paradoxical subreg.
393 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
394 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
395 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
396 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
397 * config/h8300/h8300.md: Include mova.md
398 (length_table): Add mova and mova_zero.
399 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
400 after all constant addresses for '%R', '%X', '%T' and '%S'.
401 (h8300_mova_length): New function.
402 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
403 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
404 dependencies for s-config, etc.
405 * config/h8300/gemova.sh: New file.
406 * config/h8300/mova.md: Generated.
407 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
408 * config/h8300/h8300.c (h8300_bitfield_length): New.
409 (nibble_operand): Adjust.
410 (h8300_binary_length): Handle conditional binary op.
411 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
412 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
413 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
414 and P#<0, unused so far. W and Y are now prefixes to multi-letter
415 constraints. WU is introduced as a variant of U that requires a
416 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
417 * config/h8300/h8300.md (attr type): Added bitbranch.
418 (attr length_table): Added bitfield and bitbranch.
419 (attr length): Compute bitbranch length.
420 (andqi): Separate pattern for H8300SX. Use bfld for loading the
421 least-significant bit of a byte.
422 (brabit, brabc, brabs): New.
423 (insv, extzv): Emit bfst and bfld on H8300SX.
424 (bfld, bfst, seq, sne): New.
425 (bstzhireg, cmpstz, bstz, bistz): New.
426 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
427 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
428 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
429 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
430 (h8sx_unary_memory_operator): New function.
431 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
432 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
433 * config/h8300/h8300.md: Add peepholes to combine reloads and
435 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
436 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
437 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
438 (and?i, ior?i, xor?i): Likewise.
439 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
440 * config/h8300/h8300.c: Move enums and prototypes to head of file.
441 Various whitespace fixes.
442 (h8300_constant_length): New function, split out from...
443 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
444 (h8300_classify_operand): Use IN_RANGE.
445 (h8300_classify_operand): Use h8300_constant_length.
446 (h8300_short_move_mem_p): Tighten size check.
447 (h8sx_mergeable_memrefs_p): Tighten equality check.
448 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
449 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
451 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
452 * config/h8300/crtn.asm: Likewise.
453 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
454 if __H8300SX__ is defined.
455 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
456 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
457 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
458 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
459 addresses as mode-dependent.
460 * config/h8300/h8300.c (print_operand_address): Update call to
462 (h8300_get_index): Take a mode argument. Rework to fix an
463 earlier misunderstanding.
464 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
465 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
466 into a register if TARGET_H8300SX.
467 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
468 TARGET_H8300SX. Also disable related define_splits.
469 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
470 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
471 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
472 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
473 * config/h8300/h8300.h (OK_FOR_Z): New macro.
474 (EXTRA_CONSTRAINT_STR): Check it.
475 * config/h8300/h8300.c (h8300_classify_operand): Accept null
477 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
478 * config/h8300/h8300.md (length_table): Add mov_imm4.
479 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
480 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
481 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
483 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
484 * config/h8300/h8300.c (h8300_reorg): New function.
485 (TARGET_MACHINE_DEPENDENT_REORG): Define.
486 * config/h8300/h8300.md (length): Subtract the length of the
487 delay slot from (pc) when checking the range of forward branches.
488 (delay_slot, can_delay): New attributes.
489 (define_delay): Add bra/s handling.
490 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
491 (jump): Add delayed-branch handling.
492 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
493 * expr.c (expand_strcpy): New function.
494 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
495 (expand_builtin_stpcpy): Likewise.
496 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
497 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
498 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
499 handling to improve register allocation for -fno-omit-frame-pointer.
500 (h8sx_split_movmd): Delete, moving er6 handling into...
501 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
502 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
503 (movmd): Add calls to copy_rtx.
504 (movmd_internal): In the second alternative, allow the initial and
505 final destination registers to be different . Update the splitter
506 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
507 instead of h8sx_split_movmd.
508 (stpcpy, movsd): New expanders.
509 (movsd_internal): New define_insn.
510 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
511 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
512 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
513 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
514 and DESTINATION_REGS.
515 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
516 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
517 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
518 (h8300_move_ratio): Declare.
519 (MOVE_RATIO): Use it.
520 * config/h8300/h8300.c (h8300_move_ratio): New variable.
521 (h8300_init_once): Initialize it.
522 (h8300_reg_class_from_letter): New function.
523 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
524 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
525 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
526 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
527 (movstrsi, movmd): New expanders.
528 (movmd_internal): New insn.
529 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
530 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
531 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
532 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
533 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
534 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
535 * config/h8300/h8300.c (nibble_operand): Fix warning.
536 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
537 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
538 (movsf_h8300h): Disable for TARGET_H8300SX.
539 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
540 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
541 h8300_stm_parallel and h8300_return_parallel.
542 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
543 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
544 h8300_stm_parallel, h8300_return_parallel): New functions.
545 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
546 if TARGET_H8300SX. Use h8300_push_pop.
547 (h8300_expand_epilogue): Likewise. Try to merge the return insn
548 and final pop when generating h8sx code. Always emit some form
550 * config/h8300/h8300.md: Don't enforce register alignment in
551 stm peepholes if TARGET_H8300SX.
552 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
553 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
554 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
555 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
556 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
557 (MULTILIB_DIRNAMES): Add a directory for it.
558 (MULTILIB_MATCHES): Delete.
559 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
560 * final.c (walk_alter_subreg): Handle addresses with subregs
561 inside a ZERO_EXTEND or AND.
562 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
563 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
565 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
566 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
567 @(dd,Rn.w) and @(dd,ERn.L).
568 (h8300_displacement_size): Take the whole address as argument.
569 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
570 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
571 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
572 (h8sx_mergeable_memrefs_p): Declare.
573 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
574 (HAVE_PRE_INCREMENT): Likewise.
575 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
576 addresses for TARGET_H8300SX,
577 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
579 (movb_length_table, movl_length_table): New tables.
580 (movw_length_table): Define to movb_length_table.
581 (h8300_displacement_size): New, split out from...
582 (h8300_classify_address): ...here. Handle pre/post inc/dec.
583 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
584 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
585 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
586 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
587 (compute_plussi_length, compute_plussi_cc): Update accordingly.
588 (h8sx_unary_shift_operator): Get the mode from the operator.
589 (binary_shift_operator): Likewise.
590 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
591 a memory reference, check whether the reference is offsettable.
592 (length_table): Add movb, movw and movl.
593 (movqi): Add new h8sx pattern. Don't force one operand to be a
594 register when generating h8sx code.
595 (movhi, movsi, movsf): Likewise.
596 (movstrictqi): Use the length_table attribute.
597 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
598 (addqi3): Split into a define_expand and define_insn. Don't accept
599 memory operands in the expander. Use h8300_operands_match_p to
600 check for matching operands in the define_insn.
601 (subqi3, negqi2, one_cmplqi2): Likewise.
602 (add[hs]i3): Don't accept memory operands in the expander. Likewise
603 in any patterns that are unused in h8sx code. In the h8sx patterns,
604 use h8300_operands_match_p to check whether operands match.
605 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
606 one_cmpl[hs]i3): Likewise.
607 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
609 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
610 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
611 (h8300_insn_length_from_table): Add a second parameter.
612 (output_h8sx_shift): Declare.
613 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
614 (EXTRA_CONSTRAINT): Replace with...
615 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
616 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
617 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
618 and h8sx_binary_shift_operator.
619 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
621 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
622 (bit_memory_operand, fix_bit_operand): Likewise.
623 (h8300_length_table_for_insn): Remove.
624 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
626 (h8300_short_immediate_length, h8300_binary_length): New functions.
627 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
628 (output_plussi): Use sub to add negative constants.
629 (compute_plussi_length): Adjust accordingly.
630 (h8sx_single_shift_type): New enum.
631 (h8sx_single_shift, h8sx_unary_shift_operator,
632 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
633 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
634 single h8sx instruction. Return false in this case.
635 * config/h8300/h8300.md (length_table): Add short_immediate.
636 (length): Pass the operand array to h8300_insn_length_from_table.
637 (adjust_length): Assume "no" for insns with a length_table attribute.
638 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
639 (*addhi3_h8300hs): Don't use for h8sx.
640 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
642 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
643 1's predicate to nonimmediate_operand. Only skip default expansion
644 if expand_a_shift or expand_a_rotate returns true. Add new patterns
645 for single h8sx shift instructions.
646 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
647 * config/h8300/h8300.c (nibble_operand): Split out of...
648 (reg_or_nibble_operand): ... this.
649 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
650 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
651 umulhisi3): Introduce expand, and introduce separate insns for
652 sign- or zero-extended REG and already-extended CONST_INT.
653 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
654 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
655 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
656 (subhi3): Likewise. Don't accept immediates for operand 1.
657 Remove the early clobber from second alternative of the h8300s pattern.
658 (subsi3): Generalize for h8sx. Force operand 2 into a register
659 on plain h8300 targets.
660 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
661 (subsi3_h8300h): Generalize for h8sx.
662 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
663 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
664 * config/h8300/h8300.c (reg_or_nibble_operand): New.
665 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
666 (TARGET_H8300SXMUL): New.
667 (CONST_OK_FOR_P): New.
668 (CONST_OK_FOR_LETTER_P): Adjust.
669 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
670 umulhisi3): Accept 4-bit immediate on H8SX.
671 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
672 (udivsi3, divhi3, udivsi3, divsi3): New.
673 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
674 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
675 * config/h8300/h8300.h (OK_FOR_Q): New macro.
676 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
677 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
678 Add ADDRESSOF to the bit_operand entry.
679 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
680 (h8300_src_operand): Likewise.
681 (bit_operand): Check nonimmediate_operand rather than general_operand.
682 Accept any nonimmediate_operand in h8sx code.
683 (h8300_and_costs): Initialize operands[1].
684 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
685 (h8300_operand_class): New enum.
686 (h8300_length_table): New typedef.
687 (addb_length_table, addw_length_table, addl_length_table,
688 logicl_length_table): New tables.
689 (logicb_length_table, logicw_length_table): New macros.
690 (h8300_classify_operand, h8300_length_from_table,
691 h8300_length_table_for_insn, h8300_unary_length,
692 h8300_insn_length_from_table): New functions.
693 (output_plussi): Only use adds and subs for register destinations.
694 Disable redundant clause.
695 (compute_plussi_cc): Likewise.
696 (compute_plussi_length): Likewise. Use h8300_length_from_table
697 to work out the length of an insn.
698 (output_logical_op): Only use narrower immediate instructions
699 if the destination is a register.
700 (compute_logical_op_cc): Likewise.
701 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
702 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
703 * config/h8300/h8300.md (length_table): New attribute.
704 (length): When an instruction has a length_table attribute, use
705 h8300_insn_length_from_table to calculate its default length.
706 (cmpqi): Use h8300_dst_operand for the first operand and
707 h8300_src_operand for the second.
708 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
709 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
710 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
711 iorsi3, xorhi3, xorsi3): Likewise.
712 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
713 so that it allows any combination of operands for TARGET_H8300SX.
714 (iorqi3, xorqi3): Likewise.
715 (cmpqi): Use the length_table attribute.
716 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
717 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
718 (cmpqi): Add 'Q' constraint.
719 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
720 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
721 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
722 * config/h8300/h8300.h (MASK_H8300SX): New macro.
723 (TARGET_H8300S): True for both -ms and -msx.
724 (TARGET_H8300SX): New macro.
725 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
726 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
727 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
728 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
730 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
731 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
732 16-bit pointers and 32-bit ints.
733 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
734 CONST_DOUBLE with mode no wider than SImode.
735 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
737 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
738 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
740 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
741 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
742 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
744 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
746 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
748 2004-07-07 Per Bothner <per@bothner.com>
750 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
752 2004-07-07 Mike Stump <mrs@apple.com>
754 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
755 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
756 (machopic_finish): Likewise.
758 2004-07-07 Richard Henderson <rth@redhat.com>
760 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
761 through any value-preserving cast.
763 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
765 * function.c (assign_parm_find_data_types): Call
766 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
768 2004-07-07 Steven Bosscher <stevenb@suse.de>
770 * tree-cfg.c (group_case_labels): Remove case labels that have
771 the same target as the default case.
773 2004-07-07 Steven Bosscher <stevenb@suse.de>
775 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
776 regardless of DECL_LANG_SPECIFIC being present or not.
777 * tree.h (DECL_NUM_STMTS): Purge.
779 2004-07-07 Andrew Pinski <apinski@apple.com>
781 * configure: Regenerate with the right autoconf.
783 2004-07-07 David Edelsohn <edelsohn@gnu.org>
785 * ifcvt.c (total_bb_rtx_cost): New function.
786 (find_if_case_1): Compare rtx_cost of basic block to cost of
788 (find_if_case_2): Same.
790 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
793 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
794 (output_return): Likewise.
795 (output_sibcall): Abort if !flag_delayed_branch.
796 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
797 (emit_and_preserve): New function.
798 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
799 indirect jump to the thunked-to function if !flag_delayed_branch.
800 * config/sparc/sparc.md (delayed_branch): New attribute.
801 (load_pcrel_sym): Honor flag_delayed_branch. Use above
802 attribute to compute the length of the insn.
803 (goto_handler_and_restore): Likewise.
805 2004-07-07 Andrew Pinski <apinski@apple.com>
807 PR tree-optimization/15777
808 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
810 * expr.c (expand_expr_real_1): Fix formating.
811 BUFFER_REF and IN_EXPR are dead.
812 * fold-const.c (non_lvalue): BUFFER_REF is dead.
813 * tree-inline.c (estimate_num_insns_1): Likewise.
814 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
815 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
816 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
818 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
820 * collect2.c (dump_file): Don't call cplus_demangle if
821 HAVE_LD_DEMANGLE is defined.
822 (main): Pass "--demangle" to ld if no_demangle is not 0 and
823 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
824 if HAVE_LD_DEMANGLE is defined.
826 * configure.ac (--with-demangler-in-ld): Added
827 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
828 --with-demangler-in-ld is used.
829 * config.in: Regenerated.
830 * configure: Likewise.
832 2004-07-07 Roger Sayle <roger@eyesopen.com>
834 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
835 for simple floating point operations "fp", double precision
836 multiplication "dmul", and single and double precision division
837 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
838 (ppc630_cost): New table split from ppc620_cost, to distinguish
839 differences in floating point latencies.
840 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
841 (rs6000_rtx_costs): Add support for single and double precision
842 floating point addition, subtraction, multiplication, division,
843 fused-multiply-add, fused-multiply-sub, negation, absolute value
844 and negative absolute value. Tweak MEM case to use prefered idiom.
846 2004-07-07 Richard Henderson <rth@redhat.com>
848 * tree-flow-inline.h (may_propagate_copy): Move...
849 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
850 attempt to copy between types requiring conversion.
851 * tree-flow.h (may_propagate_copy): Update decl.
852 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
854 2004-07-07 Jakub Jelinek <jakub@redhat.com>
856 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
859 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
861 * builtins.c: Rename movstr*, except for movstrict*, to
862 movmem* and clrstr* to clrmem*.
865 * genopinit.c: Likewise.
866 * integrate.c: Likewise.
867 * local-alloc.c: Likewise.
868 * optabs.c: Likewise.
869 * optabs.h: Likewise.
870 * config/alpha/alpha.h: Likewise.
871 * config/alpha/alpha.md: Likewise.
872 * config/arm/arm-protos.h: Likewise.
873 * config/arm/arm.c: Likewise.
874 * config/arm/arm.md: Likewise.
875 * config/avr/avr.md: Likewise.
876 * config/c4x/c4x.c: Likewise.
877 * config/c4x/c4x.md: Likewise.
878 * config/frv/frv.md: Likewise.
879 * config/i386/i386-protos.h: Likewise.
880 * config/i386/i386.c: Likewise.
881 * config/i386/i386.h: Likewise.
882 * config/i386/i386.md: Likewise.
883 * config/i860/i860.c: Likewise.
884 * config/i860/i860.md: Likewise.
885 * config/ip2k/ip2k.md: Likewise.
886 * config/ip2k/libgcc.S: Likewise.
887 * config/ip2k/t-ip2k: Likewise.
888 * config/m32r/m32r.c: Likewise.
889 * config/m32r/m32r.md: Likewise.
890 * config/mcore/mcore.md: Likewise.
891 * config/mips/mips.c: Likewise.
892 * config/mips/mips.md: Likewise.
893 * config/ns32k/ns32k.c: Likewise.
894 * config/ns32k/ns32k.h: Likewise.
895 * config/ns32k/ns32k.md: Likewise.
896 * config/pa/pa.c: Likewise.
897 * config/pa/pa.md: Likewise.
898 * config/pdp11/pdp11.h: Likewise.
899 * config/pdp11/pdp11.md: Likewise.
900 * config/rs6000/rs6000.c: Likewise.
901 * config/rs6000/rs6000.md: Likewise.
902 * config/s390/s390-protos.h: Likewise.
903 * config/s390/s390.c: Likewise.
904 * config/s390/s390.md: Likewise.
905 * config/sh/lib1funcs.asm: Likewise.
906 * config/sh/sh.c: Likewise.
907 * config/sh/sh.md: Likewise.
908 * config/sh/t-sh: Likewise.
909 * config/sparc/sparc.h: Likewise.
910 * config/vax/vax.md: Likewise.
911 * config/xtensa/xtensa.c: Likewise.
912 * config/xtensa/xtensa.md: Likewise.
913 * doc/invoke.texi: Likewise.
914 * doc/md.texi: Likewise.
915 * doc/rtl.texi: Likewise.
917 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
920 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
921 * config/mips/mips.c (mips_declare_common_object): New function,
922 mostly split out from...
923 (mips_output_aligned_decl_common): ...here.
924 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
925 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
926 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
927 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
929 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * function.c (assign_parms): Fix typo from previous change.
934 2004-07-07 Jason Merrill <jason@redhat.com>
937 * doc/extend.texi (C++ Interface): Correct information and
940 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
945 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
948 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
951 * config/m32r/m32r.c (m32r_function_symbol): New function:
952 Generate a symbol name RTX with the correct m32r specific flags
954 (block_move_call): Use new function to generate correct symbol.
955 * config/m32r/m32r-protos.h: Add prototype for new funcion.
956 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
959 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
961 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
962 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
963 TYPE_BINFO_BASETYPE): Remove.
964 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
966 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
968 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
969 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
970 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
971 (struct tree_binfo): Rename base_types to base_binfos.
972 * alias.c (record_component_aliases): Adjust BINFO macros.
973 * dbxout.c (dbxout_type): Likewise.
974 * dwarf2out.c (gen_member_die): Likewise.
975 * sdbout.c (sdbout_one_type): Likewise.
976 * tree-dump.c (deque_and_dump): Likewise.
977 * config/i386/i386.c (classify_argument,
978 contains_128bit_aligned_vector_p): Likewise.
980 2004-07-07 Nick Clifton <nickc@redhat.com>
982 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
983 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
985 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
987 * vec.h: Fix the example use.
989 2004-07-06 Richard Henderson <rth@redhat.com>
991 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
992 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
993 * tree-inline.c (copy_body_r, setup_one_parameter,
994 initialize_inlined_parameters, expand_call_inline,
995 declare_inline_vars): Don't check it.
996 (expand_calls_inline): Remove old version, rename new version
997 from gimple_expand_calls_inline.
998 * tree-optimize.c (execute_gimple): Remove.
999 (pass_gimple): Don't run anything.
1001 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1003 * doc/sourcebuild.texi: Use semicolons instead of commas in
1006 2004-07-06 Richard Henderson <rth@redhat.com>
1008 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1009 (sra_walk_modify_expr, scan_init): Likewise.
1010 (generate_element_zero): Check visited before scanning children.
1011 (generate_element_init): Set visited on error.
1012 (scalarize_init): Handle generate_element_init failure similar
1015 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
1017 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1018 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1020 2004-07-06 Richard Henderson <rth@redhat.com>
1022 * config/i386/i386.c (legitimize_pic_address): Make static.
1023 (legitimize_address): Handle CONST with TLS operand.
1024 (ix86_expand_move): Don't call legitimize_pic_address directly.
1025 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1027 2004-07-06 Roger Sayle <roger@eyesopen.com>
1029 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1030 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1031 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1032 is currently executed unconditionally, i.e. not in "else_bb".
1034 2004-07-06 Steven Bosscher <stevenb@suse.de>
1036 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
1037 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1038 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
1039 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1040 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
1041 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1042 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
1043 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1044 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
1045 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1046 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
1047 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1048 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
1049 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1050 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
1051 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
1053 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1055 * dojump.c (do_jump): REFERENCE_EXPR is dead.
1056 * expr.c (expand_expr_real_1): Ditto.
1057 * tree-inline.c (estimate_num_insns_1): Ditto.
1058 * tree-pretty-print.c (dump_generic_node): Ditto.
1062 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
1064 * tree-ssa-pre.c (reference_node_pool): New pool.
1065 (find_or_generate_expression): Class 'r' is okay too.
1066 (create_value_expr_from): Ditto.
1067 (add_to_sets): LHS should not include vuses.
1069 (compute_avail): Reverse ordering of tests.
1070 Valuize INDIRECT_REF as well.
1072 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
1074 PR rtl-optimization/16380
1075 * loop.c (check_dbra_loop): Sink comparison instructions if they
1076 do something other than set cc0.
1078 2004-07-06 James E Wilson <wilson@specifixinc.com>
1080 * doc/interface.texi (longjmp and automatic variables): Delete
1081 paragraph recommending taking the address of a variable.
1083 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1085 * vec.h (VEC_embedded_alloc): Remove.
1086 (VEC_embedded_size, VEC_embedded_init): New.
1087 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1089 (VEC_truncate): New.
1090 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1091 (vec_embedded_alloc): Remove.
1092 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1093 (vec_embedded_alloc): Remove.
1095 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1097 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1098 (gt-langhooks.h): Remove.
1100 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1102 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1104 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1106 * config/sparc/sparc.c (get_pc_symbol): Rename into
1107 add_pc_to_pic_symbol.
1108 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1109 (load_pic_register): Account for previous changes.
1110 Use reg_names. Don't create the label twice.
1111 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1112 UNSPEC_LOAD_PCREL_SYM.
1113 (get_pc): Rename into load_pcrel_sym. Add predicate to
1114 operands. Remove condition.
1116 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1118 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1119 RECORD, UNION & QUAL_UNION is actually a binfo.
1121 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1122 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1123 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1124 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1125 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1126 (gen_inheritance_die): Likewise.
1127 * tree-dump.c (deque_and_dump): Likewise.
1128 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1130 2004-07-06 Steven Bosscher <stevenb@suse.de>
1132 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1134 * config/mcore/mcore.md: Model memory latency with a simple DFA
1135 pipeline description instead of a define_function_unit.
1137 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1139 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1140 * langhooks.h (var_mod_type_p): Likewise.
1141 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1142 * expr.c (count_type_elements): Properly handle return from
1143 array_type_nelts and properly test for overflow.
1144 * gimplify.c (gimplify_init_constructor): Properly handle return
1145 from array_type_nelts.
1146 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1147 * integrate.c (copy_decl_for_inlining): Correct comments.
1148 * tree-inline.c (remap_decl): Update comments, remove dead code,
1149 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1150 (remap_type): Only remap if variably modified by vars in function
1152 (copy_body_r): Use compatible_type langhooks to see when can fold.
1153 (setup_one_parameter): Don't remap type.
1154 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1155 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1156 compute TREE_INVARIANT for decl case.
1157 (find_var_from_fn): New function.
1158 (variably_modified_type_p): Add arg and call new function.
1159 * tree.h (variably_modified_type_p): Add extra arg.
1161 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1163 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1164 (goto_handler_and_restore_v9): Delete disabled insn.
1165 (goto_handler_and_restore_v9_sp64): Likewise.
1167 2004-07-05 Roger Sayle <roger@eyesopen.com>
1169 * calls.c (load_register_parameters): Call expand_shift instead
1170 of expand_binop with ashl_optab (or other shift optab) directly.
1171 * expr.c (emit_group_load, emit_group_store): Likewise.
1172 * function.c (assign_parm_setup_block): Likewise.
1173 * stmt.c (shift_return_value): Likewise.
1175 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1177 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1179 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1181 * doc/sourcebuild.texi: Revert previous patch.
1183 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1185 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1186 TARGET_MEM_FUNCTIONS.
1187 * system.h: Poison TARGET_MEM_FUNCTIONS.
1188 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1189 bcmp_libfunc, bzero_libfunc): Remove.
1190 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1192 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1193 * doc/standards.texi: Don't mention calling BSD string functions.
1194 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1195 * config/vax/t-memfuncs: New.
1196 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1197 config/memset.c: New.
1198 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1199 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1201 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1202 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1203 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1204 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1205 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1206 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1207 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1208 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1209 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1210 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1212 2004-07-05 Richard Henderson <rth@redhat.com>
1214 * function.c (assign_parm_setup_reg): Properly rename variables in
1215 FUNCTION_ARG_CALLEE_COPIES section.
1217 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1219 * tree-mudflap.c: Include cgraph.h.
1220 (mf_init_extern_trees): Rename to mudflap_init. Export.
1221 Rewrite to create synthetic declarations instead of looking
1222 up declarations from mf-runtime.h.
1223 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1224 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1226 (execute_mudflap_function_decls, mudflap_register_call):
1227 Don't call mf_init_extern_trees.
1228 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1230 * tree-mudflap.h: Update prototypes.
1231 * c-mudflap.c: Delete file.
1232 * c-common.c: Include tree-mudflap.h.
1233 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1234 * Makefile.in: Remove all references to c-mudflap.o.
1235 Update dependencies.
1237 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1239 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1240 displacements with the spatial-locality cache-control completer.
1242 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1244 * langhooks.c: Don't include gt-langhooks.h.
1245 (var_labelno): Delete.
1246 (lhd_set_decl_assembler_name): Do not append a distinguishing
1247 number to file-scope internal-linkage declarations for the first
1248 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1249 the declaration itself (if at block scope), or its containing
1250 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1253 * opts.c (cur_in_fname): New global.
1254 * opts.h: Declare it.
1255 * tree.c: Include opts.h.
1256 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1257 DECL_UID equal to cur_in_fname.
1258 (copy_node_stat): Do not change DECL_UID when copying a
1259 TRANSLATION_UNIT_DECL.
1260 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1261 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1263 * c-decl.c (c_static_assembler_name): Delete.
1264 * c-tree.h (c_static_assembler_name): Delete prototype.
1265 * c-lang.c, objc/objc-lang.c: Don't override
1266 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1268 * Makefile.in (tree.o): Update dependencies.
1269 (GTFILES): Remove langhooks.c.
1271 2004-07-05 Roger Sayle <roger@eyesopen.com>
1273 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1274 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1275 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1276 Optimize "X % -Y" as "X % Y" for signed modulus.
1277 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1278 into "((unsigned) X % Y) == 0".
1280 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1282 * sourcebuild.texi (Config Fragments): Use @comma{} in
1283 cross-reference to section title.
1285 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1287 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1288 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1289 (gimplify_target_expr, gimplify_expr): Likewise.
1290 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1291 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1293 (gimplify_compound_lval): See if we can strip any useless conversion.
1294 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1296 (gimplify_modify_expr_to_memset): Likewise.
1297 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1298 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1299 (declare_inline_vars): Likewise.
1300 (walk_type_fields): New function.
1301 (walk_tree): Use it.
1302 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1304 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1305 (sra_walk_modify_expr): Allow init function to fail.
1306 (scan_init): Now returns bool.
1307 (generate_element_init): If can't understand INIT, return false.
1308 (scalarize_init): Return false if generate_element_init does.
1310 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1313 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1314 bounds if bounds aren't constant.
1316 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1318 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1319 to type hooks; remove bogus PARAMS.
1321 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1323 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1324 * dwarf2out.c (add_data_member_location_attribute): Check for
1326 * tree.c (tree_node_kinds): Add "binfos".
1327 (binfo_lang_slots): New.
1328 (make_node_stat): Add TREE_BINFO.
1329 (make_tree_binfo_stat): New.
1330 (tree_node_structure): Add TREE_BINFO.
1331 * tree.def (TREE_BINFO): New.
1332 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1333 (RECORD_OR_UNION_CHECK): ... here.
1334 (NOT_RECORD_OR_UNION_CHECK): New.
1335 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1336 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1337 RECORD_OR_UNION_CHECK.
1338 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1339 (TYPE_LANG_SLOT_1): New.
1340 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1341 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1342 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1343 (BINFO_ELTS): Remove.
1344 (BINFO_LANG_SLOT): New.
1345 (struct tree_binfo): New.
1346 (binfo_lang_slots): Declare.
1347 (enum tree_node_structure_enum): Add TS_BINFO.
1348 (union tree_node): Add binfo.
1349 (make_tree_binfo_stat): Declare.
1350 (make_tree_binfo): New.
1351 (enum tree_node_kind): Add binfo_kind.
1353 * objc/objc-act.c (start_class, objc_declare_protocols,
1354 start_protocols): Use TYPE_LANG_SLOT_1.
1355 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1357 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1358 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1359 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1360 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1362 2004-07-05 Steven Bosscher <stevenb@suse.de>
1364 * rtl.h (struct rtx_def): Remove the integrated flag.
1365 Use the return_val flag for MEM_SCALAR_P.
1366 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1368 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1371 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1372 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1375 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1377 * var-tracking.c: Fix some comments.
1378 (frame_stack_adjust): New.
1379 (vt_stack_adjustments): Init stack_adjust of entry block to
1380 minus stack adjustment of function prologue.
1381 (adjust_stack_reference): Do not adjust if adjustment == 0.
1382 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1383 (emit_notes_in_bb): Likewise.
1384 (vt_add_function_parameters): Do not adjust locations of
1386 (vt_initialize): Compute the stack adjustment of function
1387 prologue and offset the initial "location" of frame_base_decl
1388 from the stack pointer after prologue.
1390 2004-07-04 Richard Henderson <rth@redhat.com>
1392 * function.c (struct assign_parm_data_all): New.
1393 (struct assign_parm_data_one): New.
1394 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1395 assign_parm_find_data_types, assign_parms_setup_varargs,
1396 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1397 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1398 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1399 assign_parm_setup_block, assign_parm_setup_reg,
1400 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1401 (assign_parms): ... here.
1403 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1405 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1406 now are bitmap_set_t's.
1407 (bitmap_insert_into_set): No point in inserting the value if
1409 (bitmap_set_contains): New function.
1410 (bitmap_set_replace_value): Add comment on why we do it
1412 (set_contains): Removed.
1413 (bitmap_set_subtract_from_value_set): New name of
1414 set_subtract now that it's arguments are two different
1417 (bitmap_find_leader): Change algorithm used.
1418 (find_or_generate_expression): Update use of functions for new
1420 (create_expression_by_pieces): Ditto.
1421 (insert_aux): Ditto.
1423 (add_to_sets): Ditto.
1425 (execute_pre): Ditto.
1426 (compute_avail): Ditto.
1427 Also ignore virtual phis.
1429 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1431 * combine.c (simplify_comparison): Fix comment typo.
1433 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1435 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1436 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1437 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1438 (output_restore): Change parameter from 'insn' to 'pat'.
1439 (output_return): Adjust call to output_restore.
1440 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1441 Adjust call to output_restore.
1443 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1445 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1446 and assert system is bsd.
1448 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1450 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1451 (TARGET_SWITCHES): Remove -mdebugc.
1452 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1453 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1454 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1455 (sle_[sd]i_reg): Delete.
1457 2004-07-04 Steven Bosscher <stevenb@suse.de>
1459 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1461 * config/iq2000/iq2000.md: Translate old pipeline description to an
1464 2004-07-04 Roger Sayle <roger@eyesopen.com>
1466 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1467 Ensure the replacement rhs is valid gimple before performing
1468 the substitution. Return false if these sanity checks fail.
1469 (fold_stmt): Only set changed to true, if set_rhs returns true.
1470 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1473 2004-07-04 Richard Henderson <rth@redhat.com>
1476 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1478 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1480 * configure.ac (ranlib_flags): New variable.
1481 * Makefile.in (RANLIB_FLAGS): New variable.
1482 (libbackend.a): Use it.
1483 * configure: Regenerated.
1485 2004-07-04 Roger Sayle <roger@eyesopen.com>
1487 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1488 a "sign mask" instead of using ashr_optab directly.
1490 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1492 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1493 * doc/cppopts.texi: Clarify processing of command-line defines.
1495 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1497 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1499 2004-07-04 Richard Henderson <rth@redhat.com>
1501 * rtl.def (ADDRESSOF): Remove.
1502 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1503 (find_base_term, memrefs_conflict_p): Likewise.
1504 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1505 (fold_rtx, cse_insn, set_live_p): Likewise.
1506 * dwarf2out.c (mem_loc_descriptor): Likewise.
1507 (add_location_or_const_value_attribute): Likewise.
1508 * emit-rtl.c (copy_insn_1): Likewise.
1509 * explow.c (memory_address): Likewise.
1510 * expmed.c (store_split_bit_field): Likewise.
1511 * expr.c (expand_expr_real_1): Likewise.
1512 * function.c (instantiate_decl
1513 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1514 * genrecog.c (preds, validate_pattern): Likewise.
1515 * integrate.c (copy_rtx_and_substitute): Likewise.
1516 * recog.c (general_operand, register_operand): Likewise.
1517 (memory_address_p): Likwise.
1518 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1519 * rtl.c (copy_rtx): Likewise.
1520 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1521 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1522 * rtlhooks.c (gen_lowpart_general): Likewise.
1523 * stmt.c (expand_asm_operands): Likewise.
1524 * web.c (entry_register, replace_ref, web_main): Likewise.
1525 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1526 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1527 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1528 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1529 * config/frv/frv.c (move_destination_operand, move_source_operand,
1530 condexec_dest_operand, condexec_source_operand,
1531 condexec_memory_operand): Likewise.
1532 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1533 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1534 (destination_xfmode_operand): Likewise.
1535 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1536 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1537 * config/s390/s390.c (general_s_operand): Likewise.
1538 * config/s390/s390.md (mov*): Likewise.
1539 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1541 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1542 * expr.c (expand_expr_real_1): Likewise.
1543 * stmt.c (expand_decl): Likewise.
1544 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1546 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1547 postponed_insns, put_var_into_stack, put_reg_into_stack,
1548 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1549 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1550 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1551 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1552 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1553 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1554 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1555 struct insns_for_mem_walk_info, insns_for_mem_walk,
1556 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1557 setjmp_protect_args): Remove.
1558 (push_function_context_to): Don't handle var_refs_queue.
1559 (pop_function_context_from, free_after_compilation): Likewise.
1560 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1561 (assign_parms, allocate_struct_function): Likewise.
1562 (use_register_for_decl): New.
1563 (expand_function_end): Don't setjmp_protect.
1564 * function.h (struct emit_status): Update commentary.
1565 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1566 (max_parm_reg, parm_reg_stack_loc): Remove.
1567 * passes.c (DFI_addressof): Remove.
1568 (dump_file_info): Remove addressof.
1569 (rest_of_handle_addressof): Remove.
1570 (rest_of_compilation): Don't call it.
1571 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1572 * stmt.c (expand_decl): Use use_register_for_decl.
1573 * tree.h: Update decls.
1574 * web.c (mark_addressof): Remove.
1575 * doc/invoke.texi (-dF): Remove.
1577 2004-07-03 Richard Henderson <rth@redhat.com>
1579 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1580 instead of gen_mem_addressof.
1581 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1582 TImode output register.
1584 2004-07-03 Richard Henderson <rth@redhat.com>
1586 PR tree-optimization/16341
1587 * tree-sra.c (sra_walk_function): Increment to next stmt before
1588 processing the current stmt.
1589 (sra_insert_after): Always use BSI_SAME_STMT.
1591 2004-07-03 Richard Henderson <rth@redhat.com>
1593 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1596 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1598 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1599 with tree_int_cst_equal.
1601 2004-07-03 Andreas Schwab <schwab@suse.de>
1603 * config/ia64/ia64.md: Define new attribute "empty".
1604 (prologue_use, nop_x, insn_group_barrier): Set it.
1606 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1607 skip over "empty" insns.
1609 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1611 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1612 context to gimplify_body.
1613 (walk_tree): Don't walk into types twice.
1614 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1616 * tree-sra.c (generate_element_init): Remove any useless conversions.
1618 * gimplify.c (gimplify_conversion): Remove stripping useless
1619 conversions from here.
1620 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1621 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1622 Unshare before substituting PLACEHOLDER_EXPR.
1623 (gimplify_modify_expr_to_memset): Likewise.
1624 Pass address of TO to memset, not TO itself.
1625 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1626 time we make an expression (to match a PLACEHOLDER_EXPR).
1628 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1629 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1630 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1631 * tree-ssa-dom.c (local_fold): Likewise.
1633 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1634 * langhooks.h (strct lang_hooks): New field type_max_size.
1635 * function.c (assign_temp): Call it.
1637 2004-07-03 Steven Bosscher <stevenb@suse.de>
1639 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1640 * config/sh/sh.md: Convert the SH1 pipeline description to
1643 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1645 * c-decl.c (struct c_binding): Remove contour field; add
1646 depth, invisible, nested fields.
1647 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1648 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1649 (bind): Add invisible and nested arguments. Initialize
1650 new fields of struct c_binding; adjust loop scanning for
1652 (free_binding_and_advance): Clear structure with memset.
1653 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1654 in file scope, even if it's in external scope too.
1655 (pushdecl): Adjust to match. Create invisible file-scope
1656 declarations for block-scope forward declarations of static functions.
1657 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1658 (undeclared_variable, lookup_label, declare_label, define_label)
1659 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1660 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1661 (store_parm_decls_oldstyle): Adjust to match.
1662 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1663 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1665 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1666 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1668 2004-07-02 Richard Henderson <rth@redhat.com>
1670 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1671 around variable_size.
1672 (set_decl_nonlocal): Remove.
1673 (store_parm_decls): Add stmts for pending sizes.
1674 * calls.c (calls_function, calls_function_1): Remove.
1675 (precompute_arguments): Don't call it.
1676 * cfgexpand.c (set_save_expr_context): Remove.
1677 (tree_expand_cfg): Don't call it.
1678 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1679 (dwarf2out_finish): Likewise.
1680 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1681 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1682 (safe_from_p): Don't queue SAVE_EXPRs.
1683 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1684 or build plain VAR_DECLs.
1685 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1687 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1688 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1689 (put_var_into_stack): Don't handle SAVE_EXPR.
1690 (gen_mem_addressof): Likewise.
1691 * function.h (struct function): Remove x_save_expr_regs.
1692 (save_expr_regs): Remove.
1693 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1694 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1695 * stor-layout.c (variable_size): Don't set it.
1696 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1697 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1698 all callers. Don't set SAVE_EXPR_CONTEXT.
1699 * tree-inline.h (remap_save_expr): Update decl.
1700 * tree.c (save_expr): Update build size.
1701 (first_rtl_op): Don't handle SAVE_EXPR.
1702 (unsave_expr_1, contains_placeholder_p): Likewise.
1703 (decl_function_context): Likewise.
1704 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1705 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1706 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1708 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1710 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1711 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1712 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1713 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1714 some first-person references and patronizing comments. Based on
1716 * doc/invoke.texi: Don't reference fortran@gnu.org.
1717 * doc/trouble.texi (Warning when a non-void function value is
1718 ignored): Rewrite. From Russ Allbery and Chris Devers.
1720 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1722 * tree-ssa-pre.c (bitmap_set_t): New.
1723 (bb_value_sets): avail_out is now a bitmap_set_t.
1724 (bitmap_find_leader): New function.
1725 (bitmap_value_insert_into_set): Ditto.
1726 (bitmap_set_copy): Ditto.
1727 (bitmap_value_replace_in_set): Ditto.
1728 (bitmap_set_contains_value): Ditto.
1729 (bitmap_set_new): Ditto.
1730 (bitmap_set_pool): New pool.
1731 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1732 (insert_aux): Ditto.
1733 (add_to_sets): Ditto.
1734 (compute_avail): Ditto
1738 (execute_pre): Ditto.
1740 2004-07-02 Roger Sayle <roger@eyesopen.com>
1742 * config/rs6000/rs6000.c (struct processor_costs): New structure
1743 used to hold instruction latencies/sizes for processor types.
1744 (rs6000_cost): New global variable pointing to current CPU's costs.
1745 (rs6000_override_options): Initialize rs6000_cost to point to the
1746 appropriate cost table based upon rs6000_cpu and optimize_size.
1747 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1750 2004-07-02 Richard Henderson <rth@redhat.com>
1752 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1754 2004-07-02 Steven Bosscher <stevenb@suse.de>
1756 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1758 2004-07-01 Richard Henderson <rth@redhat.com>
1760 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1761 (alpha_gp_save_rtx): Use assign_stack_local instead of
1764 2004-07-01 Richard Henderson <rth@redhat.com>
1766 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1767 (alpha_rtx_cost_data): Update to match.
1768 (alpha_rtx_cost_size): New.
1769 (alpha_rtx_costs): Honor optimize_size.
1771 2004-07-01 Richard Henderson <rth@redhat.com>
1773 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1774 * cfgexpand.c (tree_expand_cfg): Do it here.
1775 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1776 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1777 * config/mips/mips.c (mips_output_mi_thunk): And here.
1778 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1779 * config/sh/sh.c (sh_output_mi_thunk): And here.
1780 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1782 2004-07-01 Richard Henderson <rth@redhat.com>
1784 * tree.def (RTL_EXPR): Remove.
1785 * c-typeck.c (lvalue_p): Don't handle it.
1786 * expr.c (safe_from_p): Likewise.
1787 (expand_expr_real_1): Likewise.
1788 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1789 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1790 * gengtype.c (adjust_field_tree_exp): Likewise.
1791 * stmt.c (warn_if_unused_value): Likewise.
1792 * tree-gimple.c (recalculate_side_effects): Likewise.
1793 * tree-pretty-print.c (dump_generic_node): Likewise.
1794 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1795 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1796 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1798 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1799 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1800 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1801 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1802 all the bits that tracked last_expr.
1803 (expand_end_bindings): Don't track last_expr.
1804 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1805 (clear_last_expr): Remove.
1806 (expand_asm): Don't call it.
1807 (expand_asm_operands, expand_end_cond): Likewise.
1808 (expand_naked_return, expand_null_return_1): Likewise.
1809 * c-typeck.c (c_begin_compound_stmt): Likewise.
1810 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1811 * expr.c (expand_expr_real_1): Likewise.
1812 * tree.h: Update prototypes.
1814 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1815 (struct emit_status): Remove sequence_rtl_expr.
1816 (struct function): Remove x_rtl_expr_chain.
1817 (seq_rtl_expr, rtl_expr_chain): Remove.
1818 * function.c (struct temp_slot): Remove rtl_expr.
1819 (assign_stack_temp_for_type): Don't set it.
1820 (free_temp_slots, pop_temp_slots): Don't check it.
1821 (free_after_compilation): Don't clear x_rtl_expr_chain.
1822 (fixup_var_refs): Don't search it.
1823 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1824 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1826 (push_topmost_sequence): Likewise.
1827 (end_sequence, init_emit): Likewise.
1828 (start_sequence_for_rtl_expr): Remove.
1829 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1830 * rtl.h (preserve_rtl_expr_result): Remove.
1832 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1834 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1835 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1838 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1840 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1841 (STANDARD_STARTFILE_PREFIX_2): Define.
1842 (standard_startfile_prefix_1): Initialize to
1843 STANDARD_STARTFILE_PREFIX_1.
1844 (standard_startfile_prefix_2): Initialize to
1845 STANDARD_STARTFILE_PREFIX_2.
1846 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1847 (STANDARD_STARTFILE_PREFIX_1): Define.
1848 (STANDARD_STARTFILE_PREFIX_2): Define.
1849 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1850 (STANDARD_STARTFILE_PREFIX_2): Document.
1852 2004-07-01 Richard Henderson <rth@redhat.com>
1854 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1855 in order to disable scalarization. Instead set a flag and wait
1856 for a candidate decl.
1858 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1860 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1861 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1862 Use terminology "testsuite" and "enumerated".
1864 2004-07-01 Richard Henderson <rth@redhat.com>
1866 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1867 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1868 (initial_return_save): Likewise.
1869 (flush_queued_reg_saves): Remap register numbers.
1870 (dwarf2out_return_reg): Likewise.
1872 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1874 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1876 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1877 access functions for lower bound and element size and only output
1878 if lower bound nonzero or element size not same as that of type.
1879 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1881 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1883 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1885 2004-07-01 Per Bothner <per@bothner.com>
1887 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1889 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1891 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1892 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1893 first operand. Don't optimize if the bitfield is volatile.
1895 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1897 * c-pretty-print.c (pp_c_postfix_expression): Handle
1898 floating-point comparison operators.
1899 (pp_c_expression): Pass floating-point comparison
1900 operators to pp_c_postfix_expression.
1902 2004-07-01 Roger Sayle <roger@eyesopen.com>
1904 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1905 rtx_cost instead of "had_mult" to determine whether the transformed
1906 expression is cheaper than the original.
1908 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1910 * alias.c (get_alias_set, canon_rtx, get_addr,
1911 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1913 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1914 expand_builtin): Likewise.
1915 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1917 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1918 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1919 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1920 record_dead_and_set_regs_1, get_last_value_validate,
1921 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1922 * cse.c (check_dependence, canon_hash, equiv_constant,
1923 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1924 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1925 count_reg_usage): Likewise.
1926 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1927 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1928 cselib_record_sets): Likewise.
1929 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1930 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1931 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1932 * df.c (df_uses_record): Likewise.
1933 * dojump (do_jump): Likewise.
1934 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1935 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1936 decl_start_label): Likewise.
1937 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1938 operand_subword, change_address_1, make_safe_from): Likewise.
1939 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1940 stabilize, force_not_mem): Likewise.
1941 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1942 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1943 * expr.c (convert_move, convert_modes, emit_block_move,
1944 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1945 emit_move_insn_1, expand_assignment, store_expr,
1946 store_constructor_field, store_constructor, store_field,
1947 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
1949 * final.c (cleanup_subreg_operands, alter_subreg,
1950 get_mem_expr_from_op): Likewise.
1951 * flow.c (notice_stack_pointer_modification_1,
1952 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
1954 * function.c (mark_temp_addr_taken, preserve_temp_slots,
1955 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
1956 optimize_bit_field, flush_addressof, purge_addressof_1,
1957 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
1958 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
1959 keep_stack_depressed): Likewise.
1960 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
1961 noce_process_if_block, find_memory): Likewise.
1962 * integrate.c (subst_constants, allocate_initial_values): Likewise.
1963 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
1964 update_equiv_regs): Likewise.
1965 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
1966 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
1967 * optabs.c (expand_abs, emit_unop_insn): Likewise.
1968 * passes.c (rest_of_handle_final): Likewise.
1969 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
1970 move2add_note_store): Likewise.
1971 * ra-build.c (detect_remat_webs): Likewise.
1972 * ra-debug.c (dump_static_insn_cost): Likewise.
1973 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
1974 * recog.c (validate_change, apply_change_group, cancel_changes,
1975 validate_replace_rtx_1, general_operand, register_operand,
1976 nonmemory_operand, push_operand, pop_operand, memory_operand,
1977 indirect_operand, asm_operand_ok, offsettable_memref_p,
1978 offsettable_nonstrict_memref_p, constrain_operands,
1979 store_data_bypass_p): Likewise.
1980 * reg-stack.c (subst_stack_regs_pat): Likewise.
1981 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
1982 copy_cost, reg_scan_mark_refs): Likewise.
1983 * regmove.c (optimize_reg_copy_3, stack_memref_p,
1984 combine_stack_adjustments_for_block): Likewise.
1985 * regrename.c (copyprop_hardreg_forward_1): Likewise.
1986 * reload.c (can_reload_into, push_reload, decompose, immune_p,
1987 find_reloads, find_reloads_address, find_reloads_address_1,
1988 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
1989 find_equiv_reg): Likewise.
1990 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
1991 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
1992 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
1993 delete_address_reloads): Likewise.
1994 * resource.c (mark_referenced_resources): Likewise.
1995 * rtlanal.c (get_jump_table_offset, count_occurrences,
1996 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
1997 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
1998 num_sign_bit_copies1): Likewise.
1999 * rtlhooks.c (gen_lowpart_general): Likewise.
2000 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2001 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2002 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2003 sdbout_global_decl): Likewise.
2004 * simplify-rtx.c (simplify_subreg): Likewise.
2005 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2006 expand_anon_union_decl, expand_end_case_type): Likewise.
2007 * unroll.c (calculate_giv_inc): Likewise.
2008 * var-tracking.c (stack_adjust_offset_pre_post,
2009 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2010 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2011 vt_add_function_parameters): Likewise.
2012 * varasm.c (make_var_volatile, notice_global_symbol,
2013 assemble_external, decode_addr_const, mark_weak,
2014 default_encode_section_info): Likewise.
2016 2004-07-01 Steven Bosscher <stevenb@suse.de>
2018 * stmt.c (check_seenlabel): Remove.
2019 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2021 2004-07-01 Richard Henderson <rth@redhat.com>
2023 * function.h (struct function): Remove x_function_call_count.
2024 (function_call_count): Remove.
2025 * calls.c (expand_call): Don't set it.
2026 * integrate.c (copy_rtx_and_substitute): Likewise.
2028 * function.h (struct function): Remove x_cleanup_label.
2029 (cleanup_label): Remove.
2030 * stmt.c (expand_value_return): Don't use it.
2031 * function.c (free_after_compilation): Don't set it.
2032 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
2033 * cfgexpand.c (tree_expand_cfg): Update call.
2034 * tree.h (expand_function_start): Update decl.
2036 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
2039 * c-lang.c (c_initialize_diagnostics): Move from here ...
2040 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
2041 (c_tree_printer): Use pretty-printer to format %T.
2042 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
2043 before '*' if not C++.
2044 (pp_c_direct_abstract_declarator): Don't try to print array upper
2045 bound for flexible array members.
2046 * c-tree.h: Include "diagnostic.h".
2047 (c_initialize_diagnostics): Declare.
2048 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
2049 * c-format.c (format_type_warning): New function. Improve
2050 diagnostics for incorrect format argument types.
2051 (check_format_types): Use it. Add two parameters. Use the
2052 TYPE_MAIN_VARIANT of wanted_type.
2053 (check_format_info_main): Pass new parameters to
2055 (struct format_wanted_type): Update comment.
2057 2004-07-01 Nick Clifton <nickc@redhat.com>
2059 * target.h (struct gcc_target): Add new field to struct cxx:
2060 import_export_class.
2061 * target-def.h (TARGET_CXX): Initialise the new field.
2062 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
2064 * doc/tm.texi: Document the new target hook.
2066 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2068 * builtins.c (fold_builtin_classify): Fix typo.
2070 2004-07-01 Richard Henderson <rth@redhat.com>
2072 * function.c (identify_blocks, identify_blocks_1): Remove.
2073 * function.h (identify_blocks): Remove.
2074 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
2076 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
2078 * builtins.c (fold_builtin_classify): New.
2079 (fold_builtin_unordered_cmp): Fix commentary.
2080 (fold_builtin): Use it.
2081 * builtins.def: Define builtins for isnan,
2082 isnanf, isnanl, finite, finitef, finitel,
2083 isinf, isinff, isinfl.
2085 2004-07-01 Richard Henderson <rth@redhat.com>
2087 * function.h (struct function): Remove dont_emit_block_notes.
2088 * gimple-low.c (lower_function_body): Don't set it.
2089 * cfgexpand.c (expand_block): Don't check it.
2090 * cfglayout.c (insn_locators_initialize): Likewise.
2091 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2092 * passes.c (rest_of_compilation): Likewise.
2093 * stmt.c (expand_start_bindings_and_block): Likewise.
2094 (expand_end_bindings): Likewise.
2096 2004-07-01 Richard Henderson <rth@redhat.com>
2098 * cgraph.h (cgraph_build_static_cdtor): Declare.
2099 * cgraphunit.c (cgraph_build_static_cdtor): New.
2100 * c-objc-common.c (build_cdtor): Use it.
2101 * coverage.c (create_coverage): Likewise.
2102 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2103 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2105 See ChangeLog.11 for earlier changes.