1 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4 (arch attribute): Delete.
5 (current_function_calls_alloca attribute): Rename into calls_alloca.
6 (calls_eh_return): New attribute.
7 (leaf_function): Likewise.
8 (length attribute): Fix formula for sibcalls.
9 (return insn): Correctly compute the 'length' attribute.
10 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
12 2004-07-08 Richard Henderson <rth@redhat.com>
14 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
15 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
16 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
17 * tree-eh.c (lower_eh_constructs_1): Likewise.
18 * tree-sra.c (sra_walk_modify_expr): Likewise.
19 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
20 (eliminate_unnecessary_stmts): Likewise.
21 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
22 * tree-tailcall.c (optimize_tail_call): Likewise.
23 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
25 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
26 Jakub Jelinek <jakub@redhat.com>
28 * config/i386/i386.c (override_options): Enable
29 SSE prefetches with -mtune, as long as we are
30 compiling for i686 or higher. All i686 processors
31 accept SSE prefetches as NOPS, some i586's don't.
33 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
36 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
38 2004-07-08 Diego Novillo <dnovillo@redhat.com>
40 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
41 the handling of clobbering ASM_EXPRs.
43 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
46 * config/sparc/sparc.c (function_value): In 64-bit mode,
47 return the aggregates larger than 16 bytes like unions.
49 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
52 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
53 'temp' is zero, generate new pseudos as needed and emit the
54 sequence of insns in single-assignment form. Resync comments
56 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
57 function before reload.
59 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
61 * vec.c (vec_assert_fail): Remove duplicate 'function'.
63 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
65 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
67 (VEC_reserve): Return flag, allocation is signed.
69 2004-07-08 Richard Henderson <rth@redhat.com>
71 * tree-ssa-ccp.c (fold_stmt): Get type directly from
74 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
75 Neil Booth <neil@daikokuya.co.uk>
79 * c-decl.c (finish_struct): Ensure bit-fields are given the
81 * c-common.c (c_common_signed_or_unsigned_type): For C, require
82 the precision to match as well as the mode.
83 * expr.c (reduce_to_bit_field_precision): New function.
84 (expand_expr_real_1): Reduce expressions of bit-field type to
86 * langhooks.h (reduce_bit_field_operations): New hook.
87 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
89 * c-lang.c, objc/objc-lang.c
90 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
91 * objc/objc-act.c (check_ivars): Convert types to bit-field types
93 * tree.c (build_nonstandard_integer_type): New function.
94 * tree.h (build_nonstandard_integer_type): New prototype.
95 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
96 conversions between integer and boolean types as useless.
98 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
100 * c-common.c (c_common_nodes_and_builtins): Do not
101 create __builtin_ptrdiff_t and __builtin_size_t.
103 2004-07-08 Andrew Pinski <apinski@apple.com>
105 * Makefile.in (libbackend.o): Add -combine to the gcc
108 2004-07-08 Nick Clifton <nickc@redhat.com>
110 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
113 2004-07-08 Richard Henderson <rth@redhat.com>
115 * except.c (expand_eh_region_start, expand_eh_region_end,
116 expand_eh_handler, expand_eh_region_end_cleanup,
117 expand_start_all_catch, expand_start_catch, expand_end_catch,
118 expand_end_all_catch, expand_eh_region_end_allowed,
119 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
120 expand_eh_region_end_fixup): Remove.
121 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
122 cleanups, outer_cleanups, label_chain, exception_region.
123 (struct goto_fixup): Remove stack_level, cleanup_list_list.
124 (struct label_chain): Remove.
125 (struct stmt_status): Remove x_stack_block_stack.
126 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
127 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
128 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
129 end_cleanup_deferral, last_cleanup_this_contour,
130 containing_blocks_have_cleanups_or_stack_level,
131 any_pending_cleanups): Remove.
132 (expand_null_return_1): Take no arguments.
133 (expand_label, expand_naked_return, expand_return,
134 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
135 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
136 expand_end_case_type): Don't use any of them.
137 * calls.c (expand_call): Likewise.
138 * dojump.c (do_jump): Likewise.
139 * function.c (expand_function_end): Likewise.
140 * expr.c (store_expr, expand_expr_real_1): Likewise.
141 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
142 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
143 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
144 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
145 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
146 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
147 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
148 for WITH_CLEANUP_EXPR.
149 (gimple_push_cleanup): Likewise.
150 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
151 * print-tree.c (print_node): Likewise.
152 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
153 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
154 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
155 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
156 (GOTO_SUBROUTINE_EXPR): Remove.
157 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
158 (DECL_TOO_LATE): Remove.
159 * except.h, tree.h: Update decls.
161 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
163 * explow.c (optimize_save_area_alloca): Do not accept parameters.
164 * passes.c (rest_of_handle_final): Handle symout.
165 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
167 (rest_of_handle_sched): Break out SMS. Remove ifs for
168 flag_schedule_insns and flag_modulo_sched.
169 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
171 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
172 (rest_of_handle_partition_blocks, rest_of_handle_sms,
173 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
174 rest_of_handle_mode_switching, rest_of_handle_jump,
175 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
176 rest_of_handle_jump2, rest_of_handle_postreload,
177 rest_of_handle_flow2, rest_of_clean_state,
178 rest_of_handle_shorten_branches,
179 rest_of_handle_prologue_epilogue,
180 rest_of_handle_branch_target_load_optimize): New.
181 (rest_of_compilation): Call the above. Remove ggc_collect
182 calls moved to rest_of_handle_*.
183 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
185 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
186 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
187 * except.h (set_nothrow_function_flags): Update comment.
188 * function.c (current_function_nothrow): Remove.
189 * output.h (current_function_nothrow): Remove.
190 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
191 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
193 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
196 * reorg.c: Revert 2004-06-30 change.
197 (find_end_label): If HAVE_epilogue and !HAVE_return,
198 return 0 instead of creating a label at the end of the insn chain.
199 (optimize_skip): Account for the failure mode of find_end_label.
200 (fill_simple_delay_slots): Likewise.
201 (fill_slots_from_thread): Likewise.
202 (relax_delay_slots): Likewise.
204 2004-07-08 Diego Novillo <dnovillo@redhat.com>
206 * tree-flow.h (addressable_vars): Declare.
207 * tree-ssa-alias.c (addressable_vars): Define.
208 (setup_pointers_and_addressables): Add addressable variables
210 * tree-ssa-operands.c (get_stmt_operands): Move
211 handling of ASM_EXPRs ...
212 (get_asm_expr_operands): ... here.
213 When the ASM_EXPR clobbers memory, also clobber addressable
215 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
216 (delete_tree_ssa): Reset addressable_vars.
218 2004-07-07 Jan Beulich <jbeulich@novell.com>
219 Richard Henderson <rth@redhat.com>
221 * varasm.c (assemble_variable): Use assemble_zeros for
222 zero-initialized variables.
223 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
224 for SECCAT_BSS and SECCAT_TBSS.
226 2004-07-07 Jan Beulich <jbeulich@novell.com>
228 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
230 * expmed.c (emit_store_flag): Also special-case double-word
231 (in-)equality comparison against -1.
233 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
234 passing arguments the containers for which are registers.
236 * calls.c (emit_library_call_value_1): Use mode of function parameter
237 rather than that of argument since constants have none.
239 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
241 Introduce H8SX support.
242 * expr.c (expand_strcpy): Renamed and moved to...
243 * builtins.c (expand_movstr): ... here. Tweak.
244 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
245 computed or has side effects.
246 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
247 unused, or if mempcpy fails. Adjust the return value in the
248 latter case. Use movstr if everything else fails.
249 * doc/md.texi (movstr): Document.
250 (movmemM, clrmemM): Fix explanation of memory block operands.
251 * config/h8300/h8300.md (stpcpy): Renamed to...
252 (movstr): ... this. Adjust.
253 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
254 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
255 movmem* and clrstr* to clrmem*.
256 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
257 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
258 GENERAL_REGS, always.
259 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
260 getting the stack pointer as addr.
261 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
262 from general_operand_dst.
263 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
265 (movmd_internal): ... this. Add modes to operands. Disparage `D'
266 instead of requiring it to match only before reload.
267 (stpcpy_internal_normal): New, normal-mode variant of...
268 (stpcpy_internal): ... this. Add modes to operands. Disparage
269 `D' instead of requiring it to match only before reload.
270 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
272 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
273 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
275 * config/h8300/h8300.md (attr type): Add call.
276 (attr can_delay): If type is call, set it no.
277 (call, call_value): Set type to call.
278 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
279 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
280 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
281 * tree.c (get_narrower): Don't narrow integral types into
283 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
284 frame_size *before* the first use.
285 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
287 (peephole2): Don't widen instructions that push SP. Move
288 decrement of SP to the end of all stm-generating peepholes.
289 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
290 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
291 and OR to set it to all ones.
292 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
293 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
294 (call, call_value): Set can_delay to "no".
295 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
296 * config/h8300/h8300.md (extzv): Make subreg check more robust.
297 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
298 * config/h8300/h8300.md (*brabit): Remove.
299 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
300 zero_extract. Use bit_memory_operand as the predicate for
301 operand 1 and 'WU' as the constraint. Check the difference
302 between the base length and the final one when deciding which
303 type of branch to use.
304 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
305 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
306 Use convert_move to extend the result for TARGET_H8300SX. Check
307 for QImode memory references. Optimize the case where the
308 destination is a paradoxical subreg.
309 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
310 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
311 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
312 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
313 * config/h8300/h8300.md: Include mova.md
314 (length_table): Add mova and mova_zero.
315 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
316 after all constant addresses for '%R', '%X', '%T' and '%S'.
317 (h8300_mova_length): New function.
318 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
319 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
320 dependencies for s-config, etc.
321 * config/h8300/gemova.sh: New file.
322 * config/h8300/mova.md: Generated.
323 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
324 * config/h8300/h8300.c (h8300_bitfield_length): New.
325 (nibble_operand): Adjust.
326 (h8300_binary_length): Handle conditional binary op.
327 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
328 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
329 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
330 and P#<0, unused so far. W and Y are now prefixes to multi-letter
331 constraints. WU is introduced as a variant of U that requires a
332 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
333 * config/h8300/h8300.md (attr type): Added bitbranch.
334 (attr length_table): Added bitfield and bitbranch.
335 (attr length): Compute bitbranch length.
336 (andqi): Separate pattern for H8300SX. Use bfld for loading the
337 least-significant bit of a byte.
338 (brabit, brabc, brabs): New.
339 (insv, extzv): Emit bfst and bfld on H8300SX.
340 (bfld, bfst, seq, sne): New.
341 (bstzhireg, cmpstz, bstz, bistz): New.
342 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
343 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
344 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
345 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
346 (h8sx_unary_memory_operator): New function.
347 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
348 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
349 * config/h8300/h8300.md: Add peepholes to combine reloads and
351 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
352 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
353 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
354 (and?i, ior?i, xor?i): Likewise.
355 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
356 * config/h8300/h8300.c: Move enums and prototypes to head of file.
357 Various whitespace fixes.
358 (h8300_constant_length): New function, split out from...
359 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
360 (h8300_classify_operand): Use IN_RANGE.
361 (h8300_classify_operand): Use h8300_constant_length.
362 (h8300_short_move_mem_p): Tighten size check.
363 (h8sx_mergeable_memrefs_p): Tighten equality check.
364 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
365 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
367 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
368 * config/h8300/crtn.asm: Likewise.
369 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
370 if __H8300SX__ is defined.
371 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
372 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
373 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
374 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
375 addresses as mode-dependent.
376 * config/h8300/h8300.c (print_operand_address): Update call to
378 (h8300_get_index): Take a mode argument. Rework to fix an
379 earlier misunderstanding.
380 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
381 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
382 into a register if TARGET_H8300SX.
383 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
384 TARGET_H8300SX. Also disable related define_splits.
385 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
386 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
387 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
388 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
389 * config/h8300/h8300.h (OK_FOR_Z): New macro.
390 (EXTRA_CONSTRAINT_STR): Check it.
391 * config/h8300/h8300.c (h8300_classify_operand): Accept null
393 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
394 * config/h8300/h8300.md (length_table): Add mov_imm4.
395 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
396 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
397 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
399 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
400 * config/h8300/h8300.c (h8300_reorg): New function.
401 (TARGET_MACHINE_DEPENDENT_REORG): Define.
402 * config/h8300/h8300.md (length): Subtract the length of the
403 delay slot from (pc) when checking the range of forward branches.
404 (delay_slot, can_delay): New attributes.
405 (define_delay): Add bra/s handling.
406 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
407 (jump): Add delayed-branch handling.
408 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
409 * expr.c (expand_strcpy): New function.
410 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
411 (expand_builtin_stpcpy): Likewise.
412 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
413 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
414 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
415 handling to improve register allocation for -fno-omit-frame-pointer.
416 (h8sx_split_movmd): Delete, moving er6 handling into...
417 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
418 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
419 (movmd): Add calls to copy_rtx.
420 (movmd_internal): In the second alternative, allow the initial and
421 final destination registers to be different . Update the splitter
422 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
423 instead of h8sx_split_movmd.
424 (stpcpy, movsd): New expanders.
425 (movsd_internal): New define_insn.
426 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
427 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
428 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
429 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
430 and DESTINATION_REGS.
431 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
432 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
433 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
434 (h8300_move_ratio): Declare.
435 (MOVE_RATIO): Use it.
436 * config/h8300/h8300.c (h8300_move_ratio): New variable.
437 (h8300_init_once): Initialize it.
438 (h8300_reg_class_from_letter): New function.
439 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
440 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
441 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
442 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
443 (movstrsi, movmd): New expanders.
444 (movmd_internal): New insn.
445 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
446 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
447 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
448 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
449 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
450 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
451 * config/h8300/h8300.c (nibble_operand): Fix warning.
452 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
453 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
454 (movsf_h8300h): Disable for TARGET_H8300SX.
455 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
456 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
457 h8300_stm_parallel and h8300_return_parallel.
458 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
459 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
460 h8300_stm_parallel, h8300_return_parallel): New functions.
461 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
462 if TARGET_H8300SX. Use h8300_push_pop.
463 (h8300_expand_epilogue): Likewise. Try to merge the return insn
464 and final pop when generating h8sx code. Always emit some form
466 * config/h8300/h8300.md: Don't enforce register alignment in
467 stm peepholes if TARGET_H8300SX.
468 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
469 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
470 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
471 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
472 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
473 (MULTILIB_DIRNAMES): Add a directory for it.
474 (MULTILIB_MATCHES): Delete.
475 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
476 * final.c (walk_alter_subreg): Handle addresses with subregs
477 inside a ZERO_EXTEND or AND.
478 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
479 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
481 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
482 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
483 @(dd,Rn.w) and @(dd,ERn.L).
484 (h8300_displacement_size): Take the whole address as argument.
485 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
486 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
487 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
488 (h8sx_mergeable_memrefs_p): Declare.
489 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
490 (HAVE_PRE_INCREMENT): Likewise.
491 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
492 addresses for TARGET_H8300SX,
493 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
495 (movb_length_table, movl_length_table): New tables.
496 (movw_length_table): Define to movb_length_table.
497 (h8300_displacement_size): New, split out from...
498 (h8300_classify_address): ...here. Handle pre/post inc/dec.
499 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
500 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
501 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
502 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
503 (compute_plussi_length, compute_plussi_cc): Update accordingly.
504 (h8sx_unary_shift_operator): Get the mode from the operator.
505 (binary_shift_operator): Likewise.
506 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
507 a memory reference, check whether the reference is offsettable.
508 (length_table): Add movb, movw and movl.
509 (movqi): Add new h8sx pattern. Don't force one operand to be a
510 register when generating h8sx code.
511 (movhi, movsi, movsf): Likewise.
512 (movstrictqi): Use the length_table attribute.
513 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
514 (addqi3): Split into a define_expand and define_insn. Don't accept
515 memory operands in the expander. Use h8300_operands_match_p to
516 check for matching operands in the define_insn.
517 (subqi3, negqi2, one_cmplqi2): Likewise.
518 (add[hs]i3): Don't accept memory operands in the expander. Likewise
519 in any patterns that are unused in h8sx code. In the h8sx patterns,
520 use h8300_operands_match_p to check whether operands match.
521 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
522 one_cmpl[hs]i3): Likewise.
523 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
525 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
526 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
527 (h8300_insn_length_from_table): Add a second parameter.
528 (output_h8sx_shift): Declare.
529 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
530 (EXTRA_CONSTRAINT): Replace with...
531 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
532 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
533 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
534 and h8sx_binary_shift_operator.
535 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
537 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
538 (bit_memory_operand, fix_bit_operand): Likewise.
539 (h8300_length_table_for_insn): Remove.
540 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
542 (h8300_short_immediate_length, h8300_binary_length): New functions.
543 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
544 (output_plussi): Use sub to add negative constants.
545 (compute_plussi_length): Adjust accordingly.
546 (h8sx_single_shift_type): New enum.
547 (h8sx_single_shift, h8sx_unary_shift_operator,
548 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
549 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
550 single h8sx instruction. Return false in this case.
551 * config/h8300/h8300.md (length_table): Add short_immediate.
552 (length): Pass the operand array to h8300_insn_length_from_table.
553 (adjust_length): Assume "no" for insns with a length_table attribute.
554 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
555 (*addhi3_h8300hs): Don't use for h8sx.
556 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
558 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
559 1's predicate to nonimmediate_operand. Only skip default expansion
560 if expand_a_shift or expand_a_rotate returns true. Add new patterns
561 for single h8sx shift instructions.
562 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
563 * config/h8300/h8300.c (nibble_operand): Split out of...
564 (reg_or_nibble_operand): ... this.
565 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
566 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
567 umulhisi3): Introduce expand, and introduce separate insns for
568 sign- or zero-extended REG and already-extended CONST_INT.
569 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
570 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
571 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
572 (subhi3): Likewise. Don't accept immediates for operand 1.
573 Remove the early clobber from second alternative of the h8300s pattern.
574 (subsi3): Generalize for h8sx. Force operand 2 into a register
575 on plain h8300 targets.
576 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
577 (subsi3_h8300h): Generalize for h8sx.
578 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
579 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
580 * config/h8300/h8300.c (reg_or_nibble_operand): New.
581 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
582 (TARGET_H8300SXMUL): New.
583 (CONST_OK_FOR_P): New.
584 (CONST_OK_FOR_LETTER_P): Adjust.
585 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
586 umulhisi3): Accept 4-bit immediate on H8SX.
587 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
588 (udivsi3, divhi3, udivsi3, divsi3): New.
589 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
590 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
591 * config/h8300/h8300.h (OK_FOR_Q): New macro.
592 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
593 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
594 Add ADDRESSOF to the bit_operand entry.
595 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
596 (h8300_src_operand): Likewise.
597 (bit_operand): Check nonimmediate_operand rather than general_operand.
598 Accept any nonimmediate_operand in h8sx code.
599 (h8300_and_costs): Initialize operands[1].
600 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
601 (h8300_operand_class): New enum.
602 (h8300_length_table): New typedef.
603 (addb_length_table, addw_length_table, addl_length_table,
604 logicl_length_table): New tables.
605 (logicb_length_table, logicw_length_table): New macros.
606 (h8300_classify_operand, h8300_length_from_table,
607 h8300_length_table_for_insn, h8300_unary_length,
608 h8300_insn_length_from_table): New functions.
609 (output_plussi): Only use adds and subs for register destinations.
610 Disable redundant clause.
611 (compute_plussi_cc): Likewise.
612 (compute_plussi_length): Likewise. Use h8300_length_from_table
613 to work out the length of an insn.
614 (output_logical_op): Only use narrower immediate instructions
615 if the destination is a register.
616 (compute_logical_op_cc): Likewise.
617 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
618 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
619 * config/h8300/h8300.md (length_table): New attribute.
620 (length): When an instruction has a length_table attribute, use
621 h8300_insn_length_from_table to calculate its default length.
622 (cmpqi): Use h8300_dst_operand for the first operand and
623 h8300_src_operand for the second.
624 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
625 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
626 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
627 iorsi3, xorhi3, xorsi3): Likewise.
628 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
629 so that it allows any combination of operands for TARGET_H8300SX.
630 (iorqi3, xorqi3): Likewise.
631 (cmpqi): Use the length_table attribute.
632 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
633 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
634 (cmpqi): Add 'Q' constraint.
635 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
636 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
637 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
638 * config/h8300/h8300.h (MASK_H8300SX): New macro.
639 (TARGET_H8300S): True for both -ms and -msx.
640 (TARGET_H8300SX): New macro.
641 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
642 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
643 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
644 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
646 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
647 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
648 16-bit pointers and 32-bit ints.
649 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
650 CONST_DOUBLE with mode no wider than SImode.
651 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
653 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
654 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
656 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
657 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
658 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
660 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
662 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
664 2004-07-07 Per Bothner <per@bothner.com>
666 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
668 2004-07-07 Mike Stump <mrs@apple.com>
670 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
671 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
672 (machopic_finish): Likewise.
674 2004-07-07 Richard Henderson <rth@redhat.com>
676 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
677 through any value-preserving cast.
679 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
681 * function.c (assign_parm_find_data_types): Call
682 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
684 2004-07-07 Steven Bosscher <stevenb@suse.de>
686 * tree-cfg.c (group_case_labels): Remove case labels that have
687 the same target as the default case.
689 2004-07-07 Steven Bosscher <stevenb@suse.de>
691 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
692 regardless of DECL_LANG_SPECIFIC being present or not.
693 * tree.h (DECL_NUM_STMTS): Purge.
695 2004-07-07 Andrew Pinski <apinski@apple.com>
697 * configure: Regenerate with the right autoconf.
699 2004-07-07 David Edelsohn <edelsohn@gnu.org>
701 * ifcvt.c (total_bb_rtx_cost): New function.
702 (find_if_case_1): Compare rtx_cost of basic block to cost of
704 (find_if_case_2): Same.
706 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
709 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
710 (output_return): Likewise.
711 (output_sibcall): Abort if !flag_delayed_branch.
712 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
713 (emit_and_preserve): New function.
714 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
715 indirect jump to the thunked-to function if !flag_delayed_branch.
716 * config/sparc/sparc.md (delayed_branch): New attribute.
717 (load_pcrel_sym): Honor flag_delayed_branch. Use above
718 attribute to compute the length of the insn.
719 (goto_handler_and_restore): Likewise.
721 2004-07-07 Andrew Pinski <apinski@apple.com>
723 PR tree-optimization/15777
724 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
726 * expr.c (expand_expr_real_1): Fix formating.
727 BUFFER_REF and IN_EXPR are dead.
728 * fold-const.c (non_lvalue): BUFFER_REF is dead.
729 * tree-inline.c (estimate_num_insns_1): Likewise.
730 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
731 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
732 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
734 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
736 * collect2.c (dump_file): Don't call cplus_demangle if
737 HAVE_LD_DEMANGLE is defined.
738 (main): Pass "--demangle" to ld if no_demangle is not 0 and
739 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
740 if HAVE_LD_DEMANGLE is defined.
742 * configure.ac (--with-demangler-in-ld): Added
743 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
744 --with-demangler-in-ld is used.
745 * config.in: Regenerated.
746 * configure: Likewise.
748 2004-07-07 Roger Sayle <roger@eyesopen.com>
750 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
751 for simple floating point operations "fp", double precision
752 multiplication "dmul", and single and double precision division
753 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
754 (ppc630_cost): New table split from ppc620_cost, to distinguish
755 differences in floating point latencies.
756 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
757 (rs6000_rtx_costs): Add support for single and double precision
758 floating point addition, subtraction, multiplication, division,
759 fused-multiply-add, fused-multiply-sub, negation, absolute value
760 and negative absolute value. Tweak MEM case to use prefered idiom.
762 2004-07-07 Richard Henderson <rth@redhat.com>
764 * tree-flow-inline.h (may_propagate_copy): Move...
765 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
766 attempt to copy between types requiring conversion.
767 * tree-flow.h (may_propagate_copy): Update decl.
768 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
770 2004-07-07 Jakub Jelinek <jakub@redhat.com>
772 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
775 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
777 * builtins.c: Rename movstr*, except for movstrict*, to
778 movmem* and clrstr* to clrmem*.
781 * genopinit.c: Likewise.
782 * integrate.c: Likewise.
783 * local-alloc.c: Likewise.
784 * optabs.c: Likewise.
785 * optabs.h: Likewise.
786 * config/alpha/alpha.h: Likewise.
787 * config/alpha/alpha.md: Likewise.
788 * config/arm/arm-protos.h: Likewise.
789 * config/arm/arm.c: Likewise.
790 * config/arm/arm.md: Likewise.
791 * config/avr/avr.md: Likewise.
792 * config/c4x/c4x.c: Likewise.
793 * config/c4x/c4x.md: Likewise.
794 * config/frv/frv.md: Likewise.
795 * config/i386/i386-protos.h: Likewise.
796 * config/i386/i386.c: Likewise.
797 * config/i386/i386.h: Likewise.
798 * config/i386/i386.md: Likewise.
799 * config/i860/i860.c: Likewise.
800 * config/i860/i860.md: Likewise.
801 * config/ip2k/ip2k.md: Likewise.
802 * config/ip2k/libgcc.S: Likewise.
803 * config/ip2k/t-ip2k: Likewise.
804 * config/m32r/m32r.c: Likewise.
805 * config/m32r/m32r.md: Likewise.
806 * config/mcore/mcore.md: Likewise.
807 * config/mips/mips.c: Likewise.
808 * config/mips/mips.md: Likewise.
809 * config/ns32k/ns32k.c: Likewise.
810 * config/ns32k/ns32k.h: Likewise.
811 * config/ns32k/ns32k.md: Likewise.
812 * config/pa/pa.c: Likewise.
813 * config/pa/pa.md: Likewise.
814 * config/pdp11/pdp11.h: Likewise.
815 * config/pdp11/pdp11.md: Likewise.
816 * config/rs6000/rs6000.c: Likewise.
817 * config/rs6000/rs6000.md: Likewise.
818 * config/s390/s390-protos.h: Likewise.
819 * config/s390/s390.c: Likewise.
820 * config/s390/s390.md: Likewise.
821 * config/sh/lib1funcs.asm: Likewise.
822 * config/sh/sh.c: Likewise.
823 * config/sh/sh.md: Likewise.
824 * config/sh/t-sh: Likewise.
825 * config/sparc/sparc.h: Likewise.
826 * config/vax/vax.md: Likewise.
827 * config/xtensa/xtensa.c: Likewise.
828 * config/xtensa/xtensa.md: Likewise.
829 * doc/invoke.texi: Likewise.
830 * doc/md.texi: Likewise.
831 * doc/rtl.texi: Likewise.
833 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
836 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
837 * config/mips/mips.c (mips_declare_common_object): New function,
838 mostly split out from...
839 (mips_output_aligned_decl_common): ...here.
840 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
841 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
842 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
843 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
845 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
848 * function.c (assign_parms): Fix typo from previous change.
850 2004-07-07 Jason Merrill <jason@redhat.com>
853 * doc/extend.texi (C++ Interface): Correct information and
856 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
861 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
864 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
867 * config/m32r/m32r.c (m32r_function_symbol): New function:
868 Generate a symbol name RTX with the correct m32r specific flags
870 (block_move_call): Use new function to generate correct symbol.
871 * config/m32r/m32r-protos.h: Add prototype for new funcion.
872 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
875 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
877 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
878 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
879 TYPE_BINFO_BASETYPE): Remove.
880 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
882 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
884 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
885 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
886 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
887 (struct tree_binfo): Rename base_types to base_binfos.
888 * alias.c (record_component_aliases): Adjust BINFO macros.
889 * dbxout.c (dbxout_type): Likewise.
890 * dwarf2out.c (gen_member_die): Likewise.
891 * sdbout.c (sdbout_one_type): Likewise.
892 * tree-dump.c (deque_and_dump): Likewise.
893 * config/i386/i386.c (classify_argument,
894 contains_128bit_aligned_vector_p): Likewise.
896 2004-07-07 Nick Clifton <nickc@redhat.com>
898 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
899 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
901 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
903 * vec.h: Fix the example use.
905 2004-07-06 Richard Henderson <rth@redhat.com>
907 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
908 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
909 * tree-inline.c (copy_body_r, setup_one_parameter,
910 initialize_inlined_parameters, expand_call_inline,
911 declare_inline_vars): Don't check it.
912 (expand_calls_inline): Remove old version, rename new version
913 from gimple_expand_calls_inline.
914 * tree-optimize.c (execute_gimple): Remove.
915 (pass_gimple): Don't run anything.
917 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
919 * doc/sourcebuild.texi: Use semicolons instead of commas in
922 2004-07-06 Richard Henderson <rth@redhat.com>
924 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
925 (sra_walk_modify_expr, scan_init): Likewise.
926 (generate_element_zero): Check visited before scanning children.
927 (generate_element_init): Set visited on error.
928 (scalarize_init): Handle generate_element_init failure similar
931 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
933 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
934 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
936 2004-07-06 Richard Henderson <rth@redhat.com>
938 * config/i386/i386.c (legitimize_pic_address): Make static.
939 (legitimize_address): Handle CONST with TLS operand.
940 (ix86_expand_move): Don't call legitimize_pic_address directly.
941 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
943 2004-07-06 Roger Sayle <roger@eyesopen.com>
945 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
946 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
947 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
948 is currently executed unconditionally, i.e. not in "else_bb".
950 2004-07-06 Steven Bosscher <stevenb@suse.de>
952 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
953 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
954 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
955 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
956 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
957 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
958 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
959 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
960 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
961 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
962 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
963 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
964 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
965 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
966 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
967 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
969 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
971 * dojump.c (do_jump): REFERENCE_EXPR is dead.
972 * expr.c (expand_expr_real_1): Ditto.
973 * tree-inline.c (estimate_num_insns_1): Ditto.
974 * tree-pretty-print.c (dump_generic_node): Ditto.
978 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
980 * tree-ssa-pre.c (reference_node_pool): New pool.
981 (find_or_generate_expression): Class 'r' is okay too.
982 (create_value_expr_from): Ditto.
983 (add_to_sets): LHS should not include vuses.
985 (compute_avail): Reverse ordering of tests.
986 Valuize INDIRECT_REF as well.
988 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
990 PR rtl-optimization/16380
991 * loop.c (check_dbra_loop): Sink comparison instructions if they
992 do something other than set cc0.
994 2004-07-06 James E Wilson <wilson@specifixinc.com>
996 * doc/interface.texi (longjmp and automatic variables): Delete
997 paragraph recommending taking the address of a variable.
999 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1001 * vec.h (VEC_embedded_alloc): Remove.
1002 (VEC_embedded_size, VEC_embedded_init): New.
1003 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
1005 (VEC_truncate): New.
1006 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
1007 (vec_embedded_alloc): Remove.
1008 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
1009 (vec_embedded_alloc): Remove.
1011 2004-07-06 Mark Mitchell <mark@codesourcery.com>
1013 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
1014 (gt-langhooks.h): Remove.
1016 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
1018 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
1020 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1022 * config/sparc/sparc.c (get_pc_symbol): Rename into
1023 add_pc_to_pic_symbol.
1024 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1025 (load_pic_register): Account for previous changes.
1026 Use reg_names. Don't create the label twice.
1027 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1028 UNSPEC_LOAD_PCREL_SYM.
1029 (get_pc): Rename into load_pcrel_sym. Add predicate to
1030 operands. Remove condition.
1032 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1034 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1035 RECORD, UNION & QUAL_UNION is actually a binfo.
1037 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1038 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1039 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1040 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1041 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1042 (gen_inheritance_die): Likewise.
1043 * tree-dump.c (deque_and_dump): Likewise.
1044 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1046 2004-07-06 Steven Bosscher <stevenb@suse.de>
1048 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1050 * config/mcore/mcore.md: Model memory latency with a simple DFA
1051 pipeline description instead of a define_function_unit.
1053 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1055 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1056 * langhooks.h (var_mod_type_p): Likewise.
1057 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1058 * expr.c (count_type_elements): Properly handle return from
1059 array_type_nelts and properly test for overflow.
1060 * gimplify.c (gimplify_init_constructor): Properly handle return
1061 from array_type_nelts.
1062 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1063 * integrate.c (copy_decl_for_inlining): Correct comments.
1064 * tree-inline.c (remap_decl): Update comments, remove dead code,
1065 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1066 (remap_type): Only remap if variably modified by vars in function
1068 (copy_body_r): Use compatible_type langhooks to see when can fold.
1069 (setup_one_parameter): Don't remap type.
1070 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1071 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1072 compute TREE_INVARIANT for decl case.
1073 (find_var_from_fn): New function.
1074 (variably_modified_type_p): Add arg and call new function.
1075 * tree.h (variably_modified_type_p): Add extra arg.
1077 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1079 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1080 (goto_handler_and_restore_v9): Delete disabled insn.
1081 (goto_handler_and_restore_v9_sp64): Likewise.
1083 2004-07-05 Roger Sayle <roger@eyesopen.com>
1085 * calls.c (load_register_parameters): Call expand_shift instead
1086 of expand_binop with ashl_optab (or other shift optab) directly.
1087 * expr.c (emit_group_load, emit_group_store): Likewise.
1088 * function.c (assign_parm_setup_block): Likewise.
1089 * stmt.c (shift_return_value): Likewise.
1091 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1093 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1095 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1097 * doc/sourcebuild.texi: Revert previous patch.
1099 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1101 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1102 TARGET_MEM_FUNCTIONS.
1103 * system.h: Poison TARGET_MEM_FUNCTIONS.
1104 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1105 bcmp_libfunc, bzero_libfunc): Remove.
1106 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1108 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1109 * doc/standards.texi: Don't mention calling BSD string functions.
1110 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1111 * config/vax/t-memfuncs: New.
1112 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1113 config/memset.c: New.
1114 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1115 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1117 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1118 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1119 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1120 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1121 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1122 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1123 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1124 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1125 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1126 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1128 2004-07-05 Richard Henderson <rth@redhat.com>
1130 * function.c (assign_parm_setup_reg): Properly rename variables in
1131 FUNCTION_ARG_CALLEE_COPIES section.
1133 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1135 * tree-mudflap.c: Include cgraph.h.
1136 (mf_init_extern_trees): Rename to mudflap_init. Export.
1137 Rewrite to create synthetic declarations instead of looking
1138 up declarations from mf-runtime.h.
1139 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1140 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1142 (execute_mudflap_function_decls, mudflap_register_call):
1143 Don't call mf_init_extern_trees.
1144 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1146 * tree-mudflap.h: Update prototypes.
1147 * c-mudflap.c: Delete file.
1148 * c-common.c: Include tree-mudflap.h.
1149 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1150 * Makefile.in: Remove all references to c-mudflap.o.
1151 Update dependencies.
1153 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1155 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1156 displacements with the spatial-locality cache-control completer.
1158 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1160 * langhooks.c: Don't include gt-langhooks.h.
1161 (var_labelno): Delete.
1162 (lhd_set_decl_assembler_name): Do not append a distinguishing
1163 number to file-scope internal-linkage declarations for the first
1164 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1165 the declaration itself (if at block scope), or its containing
1166 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1169 * opts.c (cur_in_fname): New global.
1170 * opts.h: Declare it.
1171 * tree.c: Include opts.h.
1172 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1173 DECL_UID equal to cur_in_fname.
1174 (copy_node_stat): Do not change DECL_UID when copying a
1175 TRANSLATION_UNIT_DECL.
1176 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1177 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1179 * c-decl.c (c_static_assembler_name): Delete.
1180 * c-tree.h (c_static_assembler_name): Delete prototype.
1181 * c-lang.c, objc/objc-lang.c: Don't override
1182 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1184 * Makefile.in (tree.o): Update dependencies.
1185 (GTFILES): Remove langhooks.c.
1187 2004-07-05 Roger Sayle <roger@eyesopen.com>
1189 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1190 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1191 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1192 Optimize "X % -Y" as "X % Y" for signed modulus.
1193 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1194 into "((unsigned) X % Y) == 0".
1196 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1198 * sourcebuild.texi (Config Fragments): Use @comma{} in
1199 cross-reference to section title.
1201 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1203 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1204 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1205 (gimplify_target_expr, gimplify_expr): Likewise.
1206 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1207 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1209 (gimplify_compound_lval): See if we can strip any useless conversion.
1210 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1212 (gimplify_modify_expr_to_memset): Likewise.
1213 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1214 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1215 (declare_inline_vars): Likewise.
1216 (walk_type_fields): New function.
1217 (walk_tree): Use it.
1218 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1220 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1221 (sra_walk_modify_expr): Allow init function to fail.
1222 (scan_init): Now returns bool.
1223 (generate_element_init): If can't understand INIT, return false.
1224 (scalarize_init): Return false if generate_element_init does.
1226 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1229 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1230 bounds if bounds aren't constant.
1232 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1234 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1235 to type hooks; remove bogus PARAMS.
1237 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1239 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1240 * dwarf2out.c (add_data_member_location_attribute): Check for
1242 * tree.c (tree_node_kinds): Add "binfos".
1243 (binfo_lang_slots): New.
1244 (make_node_stat): Add TREE_BINFO.
1245 (make_tree_binfo_stat): New.
1246 (tree_node_structure): Add TREE_BINFO.
1247 * tree.def (TREE_BINFO): New.
1248 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1249 (RECORD_OR_UNION_CHECK): ... here.
1250 (NOT_RECORD_OR_UNION_CHECK): New.
1251 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1252 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1253 RECORD_OR_UNION_CHECK.
1254 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1255 (TYPE_LANG_SLOT_1): New.
1256 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1257 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1258 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1259 (BINFO_ELTS): Remove.
1260 (BINFO_LANG_SLOT): New.
1261 (struct tree_binfo): New.
1262 (binfo_lang_slots): Declare.
1263 (enum tree_node_structure_enum): Add TS_BINFO.
1264 (union tree_node): Add binfo.
1265 (make_tree_binfo_stat): Declare.
1266 (make_tree_binfo): New.
1267 (enum tree_node_kind): Add binfo_kind.
1269 * objc/objc-act.c (start_class, objc_declare_protocols,
1270 start_protocols): Use TYPE_LANG_SLOT_1.
1271 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1273 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1274 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1275 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1276 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1278 2004-07-05 Steven Bosscher <stevenb@suse.de>
1280 * rtl.h (struct rtx_def): Remove the integrated flag.
1281 Use the return_val flag for MEM_SCALAR_P.
1282 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1284 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1287 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1288 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1291 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1293 * var-tracking.c: Fix some comments.
1294 (frame_stack_adjust): New.
1295 (vt_stack_adjustments): Init stack_adjust of entry block to
1296 minus stack adjustment of function prologue.
1297 (adjust_stack_reference): Do not adjust if adjustment == 0.
1298 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1299 (emit_notes_in_bb): Likewise.
1300 (vt_add_function_parameters): Do not adjust locations of
1302 (vt_initialize): Compute the stack adjustment of function
1303 prologue and offset the initial "location" of frame_base_decl
1304 from the stack pointer after prologue.
1306 2004-07-04 Richard Henderson <rth@redhat.com>
1308 * function.c (struct assign_parm_data_all): New.
1309 (struct assign_parm_data_one): New.
1310 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1311 assign_parm_find_data_types, assign_parms_setup_varargs,
1312 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1313 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1314 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1315 assign_parm_setup_block, assign_parm_setup_reg,
1316 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1317 (assign_parms): ... here.
1319 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1321 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1322 now are bitmap_set_t's.
1323 (bitmap_insert_into_set): No point in inserting the value if
1325 (bitmap_set_contains): New function.
1326 (bitmap_set_replace_value): Add comment on why we do it
1328 (set_contains): Removed.
1329 (bitmap_set_subtract_from_value_set): New name of
1330 set_subtract now that it's arguments are two different
1333 (bitmap_find_leader): Change algorithm used.
1334 (find_or_generate_expression): Update use of functions for new
1336 (create_expression_by_pieces): Ditto.
1337 (insert_aux): Ditto.
1339 (add_to_sets): Ditto.
1341 (execute_pre): Ditto.
1342 (compute_avail): Ditto.
1343 Also ignore virtual phis.
1345 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1347 * combine.c (simplify_comparison): Fix comment typo.
1349 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1351 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1352 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1353 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1354 (output_restore): Change parameter from 'insn' to 'pat'.
1355 (output_return): Adjust call to output_restore.
1356 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1357 Adjust call to output_restore.
1359 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1361 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1362 and assert system is bsd.
1364 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1366 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1367 (TARGET_SWITCHES): Remove -mdebugc.
1368 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1369 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1370 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1371 (sle_[sd]i_reg): Delete.
1373 2004-07-04 Steven Bosscher <stevenb@suse.de>
1375 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1377 * config/iq2000/iq2000.md: Translate old pipeline description to an
1380 2004-07-04 Roger Sayle <roger@eyesopen.com>
1382 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1383 Ensure the replacement rhs is valid gimple before performing
1384 the substitution. Return false if these sanity checks fail.
1385 (fold_stmt): Only set changed to true, if set_rhs returns true.
1386 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1389 2004-07-04 Richard Henderson <rth@redhat.com>
1392 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1394 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1396 * configure.ac (ranlib_flags): New variable.
1397 * Makefile.in (RANLIB_FLAGS): New variable.
1398 (libbackend.a): Use it.
1399 * configure: Regenerated.
1401 2004-07-04 Roger Sayle <roger@eyesopen.com>
1403 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1404 a "sign mask" instead of using ashr_optab directly.
1406 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1408 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1409 * doc/cppopts.texi: Clarify processing of command-line defines.
1411 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1413 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1415 2004-07-04 Richard Henderson <rth@redhat.com>
1417 * rtl.def (ADDRESSOF): Remove.
1418 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1419 (find_base_term, memrefs_conflict_p): Likewise.
1420 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1421 (fold_rtx, cse_insn, set_live_p): Likewise.
1422 * dwarf2out.c (mem_loc_descriptor): Likewise.
1423 (add_location_or_const_value_attribute): Likewise.
1424 * emit-rtl.c (copy_insn_1): Likewise.
1425 * explow.c (memory_address): Likewise.
1426 * expmed.c (store_split_bit_field): Likewise.
1427 * expr.c (expand_expr_real_1): Likewise.
1428 * function.c (instantiate_decl
1429 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1430 * genrecog.c (preds, validate_pattern): Likewise.
1431 * integrate.c (copy_rtx_and_substitute): Likewise.
1432 * recog.c (general_operand, register_operand): Likewise.
1433 (memory_address_p): Likwise.
1434 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1435 * rtl.c (copy_rtx): Likewise.
1436 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1437 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1438 * rtlhooks.c (gen_lowpart_general): Likewise.
1439 * stmt.c (expand_asm_operands): Likewise.
1440 * web.c (entry_register, replace_ref, web_main): Likewise.
1441 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1442 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1443 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1444 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1445 * config/frv/frv.c (move_destination_operand, move_source_operand,
1446 condexec_dest_operand, condexec_source_operand,
1447 condexec_memory_operand): Likewise.
1448 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1449 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1450 (destination_xfmode_operand): Likewise.
1451 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1452 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1453 * config/s390/s390.c (general_s_operand): Likewise.
1454 * config/s390/s390.md (mov*): Likewise.
1455 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1457 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1458 * expr.c (expand_expr_real_1): Likewise.
1459 * stmt.c (expand_decl): Likewise.
1460 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1462 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1463 postponed_insns, put_var_into_stack, put_reg_into_stack,
1464 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1465 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1466 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1467 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1468 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1469 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1470 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1471 struct insns_for_mem_walk_info, insns_for_mem_walk,
1472 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1473 setjmp_protect_args): Remove.
1474 (push_function_context_to): Don't handle var_refs_queue.
1475 (pop_function_context_from, free_after_compilation): Likewise.
1476 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1477 (assign_parms, allocate_struct_function): Likewise.
1478 (use_register_for_decl): New.
1479 (expand_function_end): Don't setjmp_protect.
1480 * function.h (struct emit_status): Update commentary.
1481 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1482 (max_parm_reg, parm_reg_stack_loc): Remove.
1483 * passes.c (DFI_addressof): Remove.
1484 (dump_file_info): Remove addressof.
1485 (rest_of_handle_addressof): Remove.
1486 (rest_of_compilation): Don't call it.
1487 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1488 * stmt.c (expand_decl): Use use_register_for_decl.
1489 * tree.h: Update decls.
1490 * web.c (mark_addressof): Remove.
1491 * doc/invoke.texi (-dF): Remove.
1493 2004-07-03 Richard Henderson <rth@redhat.com>
1495 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1496 instead of gen_mem_addressof.
1497 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1498 TImode output register.
1500 2004-07-03 Richard Henderson <rth@redhat.com>
1502 PR tree-optimization/16341
1503 * tree-sra.c (sra_walk_function): Increment to next stmt before
1504 processing the current stmt.
1505 (sra_insert_after): Always use BSI_SAME_STMT.
1507 2004-07-03 Richard Henderson <rth@redhat.com>
1509 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1512 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1514 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1515 with tree_int_cst_equal.
1517 2004-07-03 Andreas Schwab <schwab@suse.de>
1519 * config/ia64/ia64.md: Define new attribute "empty".
1520 (prologue_use, nop_x, insn_group_barrier): Set it.
1522 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1523 skip over "empty" insns.
1525 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1527 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1528 context to gimplify_body.
1529 (walk_tree): Don't walk into types twice.
1530 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1532 * tree-sra.c (generate_element_init): Remove any useless conversions.
1534 * gimplify.c (gimplify_conversion): Remove stripping useless
1535 conversions from here.
1536 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1537 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1538 Unshare before substituting PLACEHOLDER_EXPR.
1539 (gimplify_modify_expr_to_memset): Likewise.
1540 Pass address of TO to memset, not TO itself.
1541 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1542 time we make an expression (to match a PLACEHOLDER_EXPR).
1544 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1545 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1546 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1547 * tree-ssa-dom.c (local_fold): Likewise.
1549 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1550 * langhooks.h (strct lang_hooks): New field type_max_size.
1551 * function.c (assign_temp): Call it.
1553 2004-07-03 Steven Bosscher <stevenb@suse.de>
1555 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1556 * config/sh/sh.md: Convert the SH1 pipeline description to
1559 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1561 * c-decl.c (struct c_binding): Remove contour field; add
1562 depth, invisible, nested fields.
1563 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1564 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1565 (bind): Add invisible and nested arguments. Initialize
1566 new fields of struct c_binding; adjust loop scanning for
1568 (free_binding_and_advance): Clear structure with memset.
1569 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1570 in file scope, even if it's in external scope too.
1571 (pushdecl): Adjust to match. Create invisible file-scope
1572 declarations for block-scope forward declarations of static functions.
1573 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1574 (undeclared_variable, lookup_label, declare_label, define_label)
1575 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1576 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1577 (store_parm_decls_oldstyle): Adjust to match.
1578 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1579 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1581 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1582 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1584 2004-07-02 Richard Henderson <rth@redhat.com>
1586 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1587 around variable_size.
1588 (set_decl_nonlocal): Remove.
1589 (store_parm_decls): Add stmts for pending sizes.
1590 * calls.c (calls_function, calls_function_1): Remove.
1591 (precompute_arguments): Don't call it.
1592 * cfgexpand.c (set_save_expr_context): Remove.
1593 (tree_expand_cfg): Don't call it.
1594 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1595 (dwarf2out_finish): Likewise.
1596 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1597 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1598 (safe_from_p): Don't queue SAVE_EXPRs.
1599 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1600 or build plain VAR_DECLs.
1601 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1603 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1604 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1605 (put_var_into_stack): Don't handle SAVE_EXPR.
1606 (gen_mem_addressof): Likewise.
1607 * function.h (struct function): Remove x_save_expr_regs.
1608 (save_expr_regs): Remove.
1609 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1610 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1611 * stor-layout.c (variable_size): Don't set it.
1612 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1613 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1614 all callers. Don't set SAVE_EXPR_CONTEXT.
1615 * tree-inline.h (remap_save_expr): Update decl.
1616 * tree.c (save_expr): Update build size.
1617 (first_rtl_op): Don't handle SAVE_EXPR.
1618 (unsave_expr_1, contains_placeholder_p): Likewise.
1619 (decl_function_context): Likewise.
1620 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1621 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1622 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1624 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1626 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1627 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1628 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1629 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1630 some first-person references and patronizing comments. Based on
1632 * doc/invoke.texi: Don't reference fortran@gnu.org.
1633 * doc/trouble.texi (Warning when a non-void function value is
1634 ignored): Rewrite. From Russ Allbery and Chris Devers.
1636 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1638 * tree-ssa-pre.c (bitmap_set_t): New.
1639 (bb_value_sets): avail_out is now a bitmap_set_t.
1640 (bitmap_find_leader): New function.
1641 (bitmap_value_insert_into_set): Ditto.
1642 (bitmap_set_copy): Ditto.
1643 (bitmap_value_replace_in_set): Ditto.
1644 (bitmap_set_contains_value): Ditto.
1645 (bitmap_set_new): Ditto.
1646 (bitmap_set_pool): New pool.
1647 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1648 (insert_aux): Ditto.
1649 (add_to_sets): Ditto.
1650 (compute_avail): Ditto
1654 (execute_pre): Ditto.
1656 2004-07-02 Roger Sayle <roger@eyesopen.com>
1658 * config/rs6000/rs6000.c (struct processor_costs): New structure
1659 used to hold instruction latencies/sizes for processor types.
1660 (rs6000_cost): New global variable pointing to current CPU's costs.
1661 (rs6000_override_options): Initialize rs6000_cost to point to the
1662 appropriate cost table based upon rs6000_cpu and optimize_size.
1663 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1666 2004-07-02 Richard Henderson <rth@redhat.com>
1668 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1670 2004-07-02 Steven Bosscher <stevenb@suse.de>
1672 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1674 2004-07-01 Richard Henderson <rth@redhat.com>
1676 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1677 (alpha_gp_save_rtx): Use assign_stack_local instead of
1680 2004-07-01 Richard Henderson <rth@redhat.com>
1682 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1683 (alpha_rtx_cost_data): Update to match.
1684 (alpha_rtx_cost_size): New.
1685 (alpha_rtx_costs): Honor optimize_size.
1687 2004-07-01 Richard Henderson <rth@redhat.com>
1689 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1690 * cfgexpand.c (tree_expand_cfg): Do it here.
1691 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1692 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1693 * config/mips/mips.c (mips_output_mi_thunk): And here.
1694 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1695 * config/sh/sh.c (sh_output_mi_thunk): And here.
1696 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1698 2004-07-01 Richard Henderson <rth@redhat.com>
1700 * tree.def (RTL_EXPR): Remove.
1701 * c-typeck.c (lvalue_p): Don't handle it.
1702 * expr.c (safe_from_p): Likewise.
1703 (expand_expr_real_1): Likewise.
1704 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1705 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1706 * gengtype.c (adjust_field_tree_exp): Likewise.
1707 * stmt.c (warn_if_unused_value): Likewise.
1708 * tree-gimple.c (recalculate_side_effects): Likewise.
1709 * tree-pretty-print.c (dump_generic_node): Likewise.
1710 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1711 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1712 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1714 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1715 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1716 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1717 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1718 all the bits that tracked last_expr.
1719 (expand_end_bindings): Don't track last_expr.
1720 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1721 (clear_last_expr): Remove.
1722 (expand_asm): Don't call it.
1723 (expand_asm_operands, expand_end_cond): Likewise.
1724 (expand_naked_return, expand_null_return_1): Likewise.
1725 * c-typeck.c (c_begin_compound_stmt): Likewise.
1726 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1727 * expr.c (expand_expr_real_1): Likewise.
1728 * tree.h: Update prototypes.
1730 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1731 (struct emit_status): Remove sequence_rtl_expr.
1732 (struct function): Remove x_rtl_expr_chain.
1733 (seq_rtl_expr, rtl_expr_chain): Remove.
1734 * function.c (struct temp_slot): Remove rtl_expr.
1735 (assign_stack_temp_for_type): Don't set it.
1736 (free_temp_slots, pop_temp_slots): Don't check it.
1737 (free_after_compilation): Don't clear x_rtl_expr_chain.
1738 (fixup_var_refs): Don't search it.
1739 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1740 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1742 (push_topmost_sequence): Likewise.
1743 (end_sequence, init_emit): Likewise.
1744 (start_sequence_for_rtl_expr): Remove.
1745 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1746 * rtl.h (preserve_rtl_expr_result): Remove.
1748 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1750 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1751 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1754 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1756 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1757 (STANDARD_STARTFILE_PREFIX_2): Define.
1758 (standard_startfile_prefix_1): Initialize to
1759 STANDARD_STARTFILE_PREFIX_1.
1760 (standard_startfile_prefix_2): Initialize to
1761 STANDARD_STARTFILE_PREFIX_2.
1762 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1763 (STANDARD_STARTFILE_PREFIX_1): Define.
1764 (STANDARD_STARTFILE_PREFIX_2): Define.
1765 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1766 (STANDARD_STARTFILE_PREFIX_2): Document.
1768 2004-07-01 Richard Henderson <rth@redhat.com>
1770 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1771 in order to disable scalarization. Instead set a flag and wait
1772 for a candidate decl.
1774 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1776 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1777 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1778 Use terminology "testsuite" and "enumerated".
1780 2004-07-01 Richard Henderson <rth@redhat.com>
1782 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1783 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1784 (initial_return_save): Likewise.
1785 (flush_queued_reg_saves): Remap register numbers.
1786 (dwarf2out_return_reg): Likewise.
1788 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1790 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1792 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1793 access functions for lower bound and element size and only output
1794 if lower bound nonzero or element size not same as that of type.
1795 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1797 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1799 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1801 2004-07-01 Per Bothner <per@bothner.com>
1803 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1805 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1807 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1808 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1809 first operand. Don't optimize if the bitfield is volatile.
1811 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1813 * c-pretty-print.c (pp_c_postfix_expression): Handle
1814 floating-point comparison operators.
1815 (pp_c_expression): Pass floating-point comparison
1816 operators to pp_c_postfix_expression.
1818 2004-07-01 Roger Sayle <roger@eyesopen.com>
1820 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1821 rtx_cost instead of "had_mult" to determine whether the transformed
1822 expression is cheaper than the original.
1824 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1826 * alias.c (get_alias_set, canon_rtx, get_addr,
1827 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1829 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1830 expand_builtin): Likewise.
1831 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1833 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1834 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1835 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1836 record_dead_and_set_regs_1, get_last_value_validate,
1837 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1838 * cse.c (check_dependence, canon_hash, equiv_constant,
1839 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1840 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1841 count_reg_usage): Likewise.
1842 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1843 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1844 cselib_record_sets): Likewise.
1845 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1846 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1847 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1848 * df.c (df_uses_record): Likewise.
1849 * dojump (do_jump): Likewise.
1850 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1851 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1852 decl_start_label): Likewise.
1853 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1854 operand_subword, change_address_1, make_safe_from): Likewise.
1855 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1856 stabilize, force_not_mem): Likewise.
1857 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1858 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1859 * expr.c (convert_move, convert_modes, emit_block_move,
1860 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1861 emit_move_insn_1, expand_assignment, store_expr,
1862 store_constructor_field, store_constructor, store_field,
1863 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
1865 * final.c (cleanup_subreg_operands, alter_subreg,
1866 get_mem_expr_from_op): Likewise.
1867 * flow.c (notice_stack_pointer_modification_1,
1868 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
1870 * function.c (mark_temp_addr_taken, preserve_temp_slots,
1871 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
1872 optimize_bit_field, flush_addressof, purge_addressof_1,
1873 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
1874 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
1875 keep_stack_depressed): Likewise.
1876 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
1877 noce_process_if_block, find_memory): Likewise.
1878 * integrate.c (subst_constants, allocate_initial_values): Likewise.
1879 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
1880 update_equiv_regs): Likewise.
1881 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
1882 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
1883 * optabs.c (expand_abs, emit_unop_insn): Likewise.
1884 * passes.c (rest_of_handle_final): Likewise.
1885 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
1886 move2add_note_store): Likewise.
1887 * ra-build.c (detect_remat_webs): Likewise.
1888 * ra-debug.c (dump_static_insn_cost): Likewise.
1889 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
1890 * recog.c (validate_change, apply_change_group, cancel_changes,
1891 validate_replace_rtx_1, general_operand, register_operand,
1892 nonmemory_operand, push_operand, pop_operand, memory_operand,
1893 indirect_operand, asm_operand_ok, offsettable_memref_p,
1894 offsettable_nonstrict_memref_p, constrain_operands,
1895 store_data_bypass_p): Likewise.
1896 * reg-stack.c (subst_stack_regs_pat): Likewise.
1897 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
1898 copy_cost, reg_scan_mark_refs): Likewise.
1899 * regmove.c (optimize_reg_copy_3, stack_memref_p,
1900 combine_stack_adjustments_for_block): Likewise.
1901 * regrename.c (copyprop_hardreg_forward_1): Likewise.
1902 * reload.c (can_reload_into, push_reload, decompose, immune_p,
1903 find_reloads, find_reloads_address, find_reloads_address_1,
1904 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
1905 find_equiv_reg): Likewise.
1906 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
1907 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
1908 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
1909 delete_address_reloads): Likewise.
1910 * resource.c (mark_referenced_resources): Likewise.
1911 * rtlanal.c (get_jump_table_offset, count_occurrences,
1912 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
1913 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
1914 num_sign_bit_copies1): Likewise.
1915 * rtlhooks.c (gen_lowpart_general): Likewise.
1916 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1917 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
1918 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
1919 sdbout_global_decl): Likewise.
1920 * simplify-rtx.c (simplify_subreg): Likewise.
1921 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
1922 expand_anon_union_decl, expand_end_case_type): Likewise.
1923 * unroll.c (calculate_giv_inc): Likewise.
1924 * var-tracking.c (stack_adjust_offset_pre_post,
1925 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
1926 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
1927 vt_add_function_parameters): Likewise.
1928 * varasm.c (make_var_volatile, notice_global_symbol,
1929 assemble_external, decode_addr_const, mark_weak,
1930 default_encode_section_info): Likewise.
1932 2004-07-01 Steven Bosscher <stevenb@suse.de>
1934 * stmt.c (check_seenlabel): Remove.
1935 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
1937 2004-07-01 Richard Henderson <rth@redhat.com>
1939 * function.h (struct function): Remove x_function_call_count.
1940 (function_call_count): Remove.
1941 * calls.c (expand_call): Don't set it.
1942 * integrate.c (copy_rtx_and_substitute): Likewise.
1944 * function.h (struct function): Remove x_cleanup_label.
1945 (cleanup_label): Remove.
1946 * stmt.c (expand_value_return): Don't use it.
1947 * function.c (free_after_compilation): Don't set it.
1948 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
1949 * cfgexpand.c (tree_expand_cfg): Update call.
1950 * tree.h (expand_function_start): Update decl.
1952 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1955 * c-lang.c (c_initialize_diagnostics): Move from here ...
1956 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
1957 (c_tree_printer): Use pretty-printer to format %T.
1958 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
1959 before '*' if not C++.
1960 (pp_c_direct_abstract_declarator): Don't try to print array upper
1961 bound for flexible array members.
1962 * c-tree.h: Include "diagnostic.h".
1963 (c_initialize_diagnostics): Declare.
1964 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
1965 * c-format.c (format_type_warning): New function. Improve
1966 diagnostics for incorrect format argument types.
1967 (check_format_types): Use it. Add two parameters. Use the
1968 TYPE_MAIN_VARIANT of wanted_type.
1969 (check_format_info_main): Pass new parameters to
1971 (struct format_wanted_type): Update comment.
1973 2004-07-01 Nick Clifton <nickc@redhat.com>
1975 * target.h (struct gcc_target): Add new field to struct cxx:
1976 import_export_class.
1977 * target-def.h (TARGET_CXX): Initialise the new field.
1978 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
1980 * doc/tm.texi: Document the new target hook.
1982 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1984 * builtins.c (fold_builtin_classify): Fix typo.
1986 2004-07-01 Richard Henderson <rth@redhat.com>
1988 * function.c (identify_blocks, identify_blocks_1): Remove.
1989 * function.h (identify_blocks): Remove.
1990 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
1992 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1994 * builtins.c (fold_builtin_classify): New.
1995 (fold_builtin_unordered_cmp): Fix commentary.
1996 (fold_builtin): Use it.
1997 * builtins.def: Define builtins for isnan,
1998 isnanf, isnanl, finite, finitef, finitel,
1999 isinf, isinff, isinfl.
2001 2004-07-01 Richard Henderson <rth@redhat.com>
2003 * function.h (struct function): Remove dont_emit_block_notes.
2004 * gimple-low.c (lower_function_body): Don't set it.
2005 * cfgexpand.c (expand_block): Don't check it.
2006 * cfglayout.c (insn_locators_initialize): Likewise.
2007 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
2008 * passes.c (rest_of_compilation): Likewise.
2009 * stmt.c (expand_start_bindings_and_block): Likewise.
2010 (expand_end_bindings): Likewise.
2012 2004-07-01 Richard Henderson <rth@redhat.com>
2014 * cgraph.h (cgraph_build_static_cdtor): Declare.
2015 * cgraphunit.c (cgraph_build_static_cdtor): New.
2016 * c-objc-common.c (build_cdtor): Use it.
2017 * coverage.c (create_coverage): Likewise.
2018 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
2019 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
2021 See ChangeLog.11 for earlier changes.