1 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
2 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/i386.c (override_options): Enable
5 SSE prefetches with -mtune, as long as we are
6 compiling for i686 or higher. All i686 processors
7 accept SSE prefetches as NOPS, some i586's don't.
9 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
12 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
14 2004-07-08 Diego Novillo <dnovillo@redhat.com>
16 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
17 the handling of clobbering ASM_EXPRs.
19 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22 * config/sparc/sparc.c (function_value): In 64-bit mode,
23 return the aggregates larger than 16 bytes like unions.
25 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
28 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
29 'temp' is zero, generate new pseudos as needed and emit the
30 sequence of insns in single-assignment form. Resync comments
32 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
33 function before reload.
35 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
37 * vec.c (vec_assert_fail): Remove duplicate 'function'.
39 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
41 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
43 (VEC_reserve): Return flag, allocation is signed.
45 2004-07-08 Richard Henderson <rth@redhat.com>
47 * tree-ssa-ccp.c (fold_stmt): Get type directly from
50 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
51 Neil Booth <neil@daikokuya.co.uk>
55 * c-decl.c (finish_struct): Ensure bit-fields are given the
57 * c-common.c (c_common_signed_or_unsigned_type): For C, require
58 the precision to match as well as the mode.
59 * expr.c (reduce_to_bit_field_precision): New function.
60 (expand_expr_real_1): Reduce expressions of bit-field type to
62 * langhooks.h (reduce_bit_field_operations): New hook.
63 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
65 * c-lang.c, objc/objc-lang.c
66 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
67 * objc/objc-act.c (check_ivars): Convert types to bit-field types
69 * tree.c (build_nonstandard_integer_type): New function.
70 * tree.h (build_nonstandard_integer_type): New prototype.
71 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
72 conversions between integer and boolean types as useless.
74 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
76 * c-common.c (c_common_nodes_and_builtins): Do not
77 create __builtin_ptrdiff_t and __builtin_size_t.
79 2004-07-08 Andrew Pinski <apinski@apple.com>
81 * Makefile.in (libbackend.o): Add -combine to the gcc
84 2004-07-08 Nick Clifton <nickc@redhat.com>
86 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
89 2004-07-08 Richard Henderson <rth@redhat.com>
91 * except.c (expand_eh_region_start, expand_eh_region_end,
92 expand_eh_handler, expand_eh_region_end_cleanup,
93 expand_start_all_catch, expand_start_catch, expand_end_catch,
94 expand_end_all_catch, expand_eh_region_end_allowed,
95 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
96 expand_eh_region_end_fixup): Remove.
97 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
98 cleanups, outer_cleanups, label_chain, exception_region.
99 (struct goto_fixup): Remove stack_level, cleanup_list_list.
100 (struct label_chain): Remove.
101 (struct stmt_status): Remove x_stack_block_stack.
102 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
103 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
104 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
105 end_cleanup_deferral, last_cleanup_this_contour,
106 containing_blocks_have_cleanups_or_stack_level,
107 any_pending_cleanups): Remove.
108 (expand_null_return_1): Take no arguments.
109 (expand_label, expand_naked_return, expand_return,
110 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
111 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
112 expand_end_case_type): Don't use any of them.
113 * calls.c (expand_call): Likewise.
114 * dojump.c (do_jump): Likewise.
115 * function.c (expand_function_end): Likewise.
116 * expr.c (store_expr, expand_expr_real_1): Likewise.
117 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
118 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
119 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
120 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
121 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
122 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
123 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
124 for WITH_CLEANUP_EXPR.
125 (gimple_push_cleanup): Likewise.
126 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
127 * print-tree.c (print_node): Likewise.
128 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
129 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
130 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
131 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
132 (GOTO_SUBROUTINE_EXPR): Remove.
133 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
134 (DECL_TOO_LATE): Remove.
135 * except.h, tree.h: Update decls.
137 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
139 * explow.c (optimize_save_area_alloca): Do not accept parameters.
140 * passes.c (rest_of_handle_final): Handle symout.
141 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
143 (rest_of_handle_sched): Break out SMS. Remove ifs for
144 flag_schedule_insns and flag_modulo_sched.
145 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
147 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
148 (rest_of_handle_partition_blocks, rest_of_handle_sms,
149 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
150 rest_of_handle_mode_switching, rest_of_handle_jump,
151 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
152 rest_of_handle_jump2, rest_of_handle_postreload,
153 rest_of_handle_flow2, rest_of_clean_state,
154 rest_of_handle_shorten_branches,
155 rest_of_handle_prologue_epilogue,
156 rest_of_handle_branch_target_load_optimize): New.
157 (rest_of_compilation): Call the above. Remove ggc_collect
158 calls moved to rest_of_handle_*.
159 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
161 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
162 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
163 * except.h (set_nothrow_function_flags): Update comment.
164 * function.c (current_function_nothrow): Remove.
165 * output.h (current_function_nothrow): Remove.
166 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
167 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
169 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
172 * reorg.c: Revert 2004-06-30 change.
173 (find_end_label): If HAVE_epilogue and !HAVE_return,
174 return 0 instead of creating a label at the end of the insn chain.
175 (optimize_skip): Account for the failure mode of find_end_label.
176 (fill_simple_delay_slots): Likewise.
177 (fill_slots_from_thread): Likewise.
178 (relax_delay_slots): Likewise.
180 2004-07-08 Diego Novillo <dnovillo@redhat.com>
182 * tree-flow.h (addressable_vars): Declare.
183 * tree-ssa-alias.c (addressable_vars): Define.
184 (setup_pointers_and_addressables): Add addressable variables
186 * tree-ssa-operands.c (get_stmt_operands): Move
187 handling of ASM_EXPRs ...
188 (get_asm_expr_operands): ... here.
189 When the ASM_EXPR clobbers memory, also clobber addressable
191 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
192 (delete_tree_ssa): Reset addressable_vars.
194 2004-07-07 Jan Beulich <jbeulich@novell.com>
195 Richard Henderson <rth@redhat.com>
197 * varasm.c (assemble_variable): Use assemble_zeros for
198 zero-initialized variables.
199 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
200 for SECCAT_BSS and SECCAT_TBSS.
202 2004-07-07 Jan Beulich <jbeulich@novell.com>
204 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
206 * expmed.c (emit_store_flag): Also special-case double-word
207 (in-)equality comparison against -1.
209 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
210 passing arguments the containers for which are registers.
212 * calls.c (emit_library_call_value_1): Use mode of function parameter
213 rather than that of argument since constants have none.
215 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
217 Introduce H8SX support.
218 * expr.c (expand_strcpy): Renamed and moved to...
219 * builtins.c (expand_movstr): ... here. Tweak.
220 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
221 computed or has side effects.
222 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
223 unused, or if mempcpy fails. Adjust the return value in the
224 latter case. Use movstr if everything else fails.
225 * doc/md.texi (movstr): Document.
226 (movmemM, clrmemM): Fix explanation of memory block operands.
227 * config/h8300/h8300.md (stpcpy): Renamed to...
228 (movstr): ... this. Adjust.
229 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
230 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
231 movmem* and clrstr* to clrmem*.
232 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
233 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
234 GENERAL_REGS, always.
235 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
236 getting the stack pointer as addr.
237 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
238 from general_operand_dst.
239 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
241 (movmd_internal): ... this. Add modes to operands. Disparage `D'
242 instead of requiring it to match only before reload.
243 (stpcpy_internal_normal): New, normal-mode variant of...
244 (stpcpy_internal): ... this. Add modes to operands. Disparage
245 `D' instead of requiring it to match only before reload.
246 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
248 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
249 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
251 * config/h8300/h8300.md (attr type): Add call.
252 (attr can_delay): If type is call, set it no.
253 (call, call_value): Set type to call.
254 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
255 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
256 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
257 * tree.c (get_narrower): Don't narrow integral types into
259 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
260 frame_size *before* the first use.
261 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
263 (peephole2): Don't widen instructions that push SP. Move
264 decrement of SP to the end of all stm-generating peepholes.
265 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
266 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
267 and OR to set it to all ones.
268 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
269 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
270 (call, call_value): Set can_delay to "no".
271 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
272 * config/h8300/h8300.md (extzv): Make subreg check more robust.
273 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
274 * config/h8300/h8300.md (*brabit): Remove.
275 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
276 zero_extract. Use bit_memory_operand as the predicate for
277 operand 1 and 'WU' as the constraint. Check the difference
278 between the base length and the final one when deciding which
279 type of branch to use.
280 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
281 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
282 Use convert_move to extend the result for TARGET_H8300SX. Check
283 for QImode memory references. Optimize the case where the
284 destination is a paradoxical subreg.
285 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
286 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
287 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
288 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
289 * config/h8300/h8300.md: Include mova.md
290 (length_table): Add mova and mova_zero.
291 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
292 after all constant addresses for '%R', '%X', '%T' and '%S'.
293 (h8300_mova_length): New function.
294 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
295 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
296 dependencies for s-config, etc.
297 * config/h8300/gemova.sh: New file.
298 * config/h8300/mova.md: Generated.
299 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
300 * config/h8300/h8300.c (h8300_bitfield_length): New.
301 (nibble_operand): Adjust.
302 (h8300_binary_length): Handle conditional binary op.
303 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
304 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
305 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
306 and P#<0, unused so far. W and Y are now prefixes to multi-letter
307 constraints. WU is introduced as a variant of U that requires a
308 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
309 * config/h8300/h8300.md (attr type): Added bitbranch.
310 (attr length_table): Added bitfield and bitbranch.
311 (attr length): Compute bitbranch length.
312 (andqi): Separate pattern for H8300SX. Use bfld for loading the
313 least-significant bit of a byte.
314 (brabit, brabc, brabs): New.
315 (insv, extzv): Emit bfst and bfld on H8300SX.
316 (bfld, bfst, seq, sne): New.
317 (bstzhireg, cmpstz, bstz, bistz): New.
318 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
319 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
320 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
321 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
322 (h8sx_unary_memory_operator): New function.
323 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
324 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
325 * config/h8300/h8300.md: Add peepholes to combine reloads and
327 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
328 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
329 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
330 (and?i, ior?i, xor?i): Likewise.
331 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
332 * config/h8300/h8300.c: Move enums and prototypes to head of file.
333 Various whitespace fixes.
334 (h8300_constant_length): New function, split out from...
335 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
336 (h8300_classify_operand): Use IN_RANGE.
337 (h8300_classify_operand): Use h8300_constant_length.
338 (h8300_short_move_mem_p): Tighten size check.
339 (h8sx_mergeable_memrefs_p): Tighten equality check.
340 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
341 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
343 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
344 * config/h8300/crtn.asm: Likewise.
345 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
346 if __H8300SX__ is defined.
347 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
348 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
349 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
350 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
351 addresses as mode-dependent.
352 * config/h8300/h8300.c (print_operand_address): Update call to
354 (h8300_get_index): Take a mode argument. Rework to fix an
355 earlier misunderstanding.
356 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
357 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
358 into a register if TARGET_H8300SX.
359 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
360 TARGET_H8300SX. Also disable related define_splits.
361 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
362 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
363 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
364 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
365 * config/h8300/h8300.h (OK_FOR_Z): New macro.
366 (EXTRA_CONSTRAINT_STR): Check it.
367 * config/h8300/h8300.c (h8300_classify_operand): Accept null
369 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
370 * config/h8300/h8300.md (length_table): Add mov_imm4.
371 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
372 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
373 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
375 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
376 * config/h8300/h8300.c (h8300_reorg): New function.
377 (TARGET_MACHINE_DEPENDENT_REORG): Define.
378 * config/h8300/h8300.md (length): Subtract the length of the
379 delay slot from (pc) when checking the range of forward branches.
380 (delay_slot, can_delay): New attributes.
381 (define_delay): Add bra/s handling.
382 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
383 (jump): Add delayed-branch handling.
384 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
385 * expr.c (expand_strcpy): New function.
386 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
387 (expand_builtin_stpcpy): Likewise.
388 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
389 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
390 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
391 handling to improve register allocation for -fno-omit-frame-pointer.
392 (h8sx_split_movmd): Delete, moving er6 handling into...
393 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
394 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
395 (movmd): Add calls to copy_rtx.
396 (movmd_internal): In the second alternative, allow the initial and
397 final destination registers to be different . Update the splitter
398 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
399 instead of h8sx_split_movmd.
400 (stpcpy, movsd): New expanders.
401 (movsd_internal): New define_insn.
402 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
403 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
404 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
405 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
406 and DESTINATION_REGS.
407 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
408 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
409 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
410 (h8300_move_ratio): Declare.
411 (MOVE_RATIO): Use it.
412 * config/h8300/h8300.c (h8300_move_ratio): New variable.
413 (h8300_init_once): Initialize it.
414 (h8300_reg_class_from_letter): New function.
415 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
416 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
417 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
418 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
419 (movstrsi, movmd): New expanders.
420 (movmd_internal): New insn.
421 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
422 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
423 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
424 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
425 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
426 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
427 * config/h8300/h8300.c (nibble_operand): Fix warning.
428 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
429 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
430 (movsf_h8300h): Disable for TARGET_H8300SX.
431 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
432 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
433 h8300_stm_parallel and h8300_return_parallel.
434 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
435 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
436 h8300_stm_parallel, h8300_return_parallel): New functions.
437 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
438 if TARGET_H8300SX. Use h8300_push_pop.
439 (h8300_expand_epilogue): Likewise. Try to merge the return insn
440 and final pop when generating h8sx code. Always emit some form
442 * config/h8300/h8300.md: Don't enforce register alignment in
443 stm peepholes if TARGET_H8300SX.
444 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
445 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
446 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
447 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
448 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
449 (MULTILIB_DIRNAMES): Add a directory for it.
450 (MULTILIB_MATCHES): Delete.
451 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
452 * final.c (walk_alter_subreg): Handle addresses with subregs
453 inside a ZERO_EXTEND or AND.
454 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
455 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
457 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
458 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
459 @(dd,Rn.w) and @(dd,ERn.L).
460 (h8300_displacement_size): Take the whole address as argument.
461 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
462 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
463 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
464 (h8sx_mergeable_memrefs_p): Declare.
465 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
466 (HAVE_PRE_INCREMENT): Likewise.
467 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
468 addresses for TARGET_H8300SX,
469 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
471 (movb_length_table, movl_length_table): New tables.
472 (movw_length_table): Define to movb_length_table.
473 (h8300_displacement_size): New, split out from...
474 (h8300_classify_address): ...here. Handle pre/post inc/dec.
475 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
476 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
477 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
478 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
479 (compute_plussi_length, compute_plussi_cc): Update accordingly.
480 (h8sx_unary_shift_operator): Get the mode from the operator.
481 (binary_shift_operator): Likewise.
482 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
483 a memory reference, check whether the reference is offsettable.
484 (length_table): Add movb, movw and movl.
485 (movqi): Add new h8sx pattern. Don't force one operand to be a
486 register when generating h8sx code.
487 (movhi, movsi, movsf): Likewise.
488 (movstrictqi): Use the length_table attribute.
489 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
490 (addqi3): Split into a define_expand and define_insn. Don't accept
491 memory operands in the expander. Use h8300_operands_match_p to
492 check for matching operands in the define_insn.
493 (subqi3, negqi2, one_cmplqi2): Likewise.
494 (add[hs]i3): Don't accept memory operands in the expander. Likewise
495 in any patterns that are unused in h8sx code. In the h8sx patterns,
496 use h8300_operands_match_p to check whether operands match.
497 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
498 one_cmpl[hs]i3): Likewise.
499 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
501 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
502 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
503 (h8300_insn_length_from_table): Add a second parameter.
504 (output_h8sx_shift): Declare.
505 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
506 (EXTRA_CONSTRAINT): Replace with...
507 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
508 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
509 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
510 and h8sx_binary_shift_operator.
511 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
513 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
514 (bit_memory_operand, fix_bit_operand): Likewise.
515 (h8300_length_table_for_insn): Remove.
516 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
518 (h8300_short_immediate_length, h8300_binary_length): New functions.
519 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
520 (output_plussi): Use sub to add negative constants.
521 (compute_plussi_length): Adjust accordingly.
522 (h8sx_single_shift_type): New enum.
523 (h8sx_single_shift, h8sx_unary_shift_operator,
524 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
525 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
526 single h8sx instruction. Return false in this case.
527 * config/h8300/h8300.md (length_table): Add short_immediate.
528 (length): Pass the operand array to h8300_insn_length_from_table.
529 (adjust_length): Assume "no" for insns with a length_table attribute.
530 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
531 (*addhi3_h8300hs): Don't use for h8sx.
532 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
534 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
535 1's predicate to nonimmediate_operand. Only skip default expansion
536 if expand_a_shift or expand_a_rotate returns true. Add new patterns
537 for single h8sx shift instructions.
538 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
539 * config/h8300/h8300.c (nibble_operand): Split out of...
540 (reg_or_nibble_operand): ... this.
541 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
542 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
543 umulhisi3): Introduce expand, and introduce separate insns for
544 sign- or zero-extended REG and already-extended CONST_INT.
545 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
546 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
547 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
548 (subhi3): Likewise. Don't accept immediates for operand 1.
549 Remove the early clobber from second alternative of the h8300s pattern.
550 (subsi3): Generalize for h8sx. Force operand 2 into a register
551 on plain h8300 targets.
552 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
553 (subsi3_h8300h): Generalize for h8sx.
554 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
555 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
556 * config/h8300/h8300.c (reg_or_nibble_operand): New.
557 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
558 (TARGET_H8300SXMUL): New.
559 (CONST_OK_FOR_P): New.
560 (CONST_OK_FOR_LETTER_P): Adjust.
561 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
562 umulhisi3): Accept 4-bit immediate on H8SX.
563 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
564 (udivsi3, divhi3, udivsi3, divsi3): New.
565 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
566 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
567 * config/h8300/h8300.h (OK_FOR_Q): New macro.
568 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
569 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
570 Add ADDRESSOF to the bit_operand entry.
571 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
572 (h8300_src_operand): Likewise.
573 (bit_operand): Check nonimmediate_operand rather than general_operand.
574 Accept any nonimmediate_operand in h8sx code.
575 (h8300_and_costs): Initialize operands[1].
576 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
577 (h8300_operand_class): New enum.
578 (h8300_length_table): New typedef.
579 (addb_length_table, addw_length_table, addl_length_table,
580 logicl_length_table): New tables.
581 (logicb_length_table, logicw_length_table): New macros.
582 (h8300_classify_operand, h8300_length_from_table,
583 h8300_length_table_for_insn, h8300_unary_length,
584 h8300_insn_length_from_table): New functions.
585 (output_plussi): Only use adds and subs for register destinations.
586 Disable redundant clause.
587 (compute_plussi_cc): Likewise.
588 (compute_plussi_length): Likewise. Use h8300_length_from_table
589 to work out the length of an insn.
590 (output_logical_op): Only use narrower immediate instructions
591 if the destination is a register.
592 (compute_logical_op_cc): Likewise.
593 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
594 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
595 * config/h8300/h8300.md (length_table): New attribute.
596 (length): When an instruction has a length_table attribute, use
597 h8300_insn_length_from_table to calculate its default length.
598 (cmpqi): Use h8300_dst_operand for the first operand and
599 h8300_src_operand for the second.
600 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
601 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
602 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
603 iorsi3, xorhi3, xorsi3): Likewise.
604 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
605 so that it allows any combination of operands for TARGET_H8300SX.
606 (iorqi3, xorqi3): Likewise.
607 (cmpqi): Use the length_table attribute.
608 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
609 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
610 (cmpqi): Add 'Q' constraint.
611 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
612 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
613 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
614 * config/h8300/h8300.h (MASK_H8300SX): New macro.
615 (TARGET_H8300S): True for both -ms and -msx.
616 (TARGET_H8300SX): New macro.
617 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
618 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
619 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
620 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
622 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
623 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
624 16-bit pointers and 32-bit ints.
625 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
626 CONST_DOUBLE with mode no wider than SImode.
627 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
629 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
630 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
632 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
633 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
634 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
636 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
638 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
640 2004-07-07 Per Bothner <per@bothner.com>
642 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
644 2004-07-07 Mike Stump <mrs@apple.com>
646 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
647 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
648 (machopic_finish): Likewise.
650 2004-07-07 Richard Henderson <rth@redhat.com>
652 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
653 through any value-preserving cast.
655 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
657 * function.c (assign_parm_find_data_types): Call
658 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
660 2004-07-07 Steven Bosscher <stevenb@suse.de>
662 * tree-cfg.c (group_case_labels): Remove case labels that have
663 the same target as the default case.
665 2004-07-07 Steven Bosscher <stevenb@suse.de>
667 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
668 regardless of DECL_LANG_SPECIFIC being present or not.
669 * tree.h (DECL_NUM_STMTS): Purge.
671 2004-07-07 Andrew Pinski <apinski@apple.com>
673 * configure: Regenerate with the right autoconf.
675 2004-07-07 David Edelsohn <edelsohn@gnu.org>
677 * ifcvt.c (total_bb_rtx_cost): New function.
678 (find_if_case_1): Compare rtx_cost of basic block to cost of
680 (find_if_case_2): Same.
682 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
685 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
686 (output_return): Likewise.
687 (output_sibcall): Abort if !flag_delayed_branch.
688 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
689 (emit_and_preserve): New function.
690 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
691 indirect jump to the thunked-to function if !flag_delayed_branch.
692 * config/sparc/sparc.md (delayed_branch): New attribute.
693 (load_pcrel_sym): Honor flag_delayed_branch. Use above
694 attribute to compute the length of the insn.
695 (goto_handler_and_restore): Likewise.
697 2004-07-07 Andrew Pinski <apinski@apple.com>
699 PR tree-optimization/15777
700 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
702 * expr.c (expand_expr_real_1): Fix formating.
703 BUFFER_REF and IN_EXPR are dead.
704 * fold-const.c (non_lvalue): BUFFER_REF is dead.
705 * tree-inline.c (estimate_num_insns_1): Likewise.
706 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
707 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
708 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
710 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
712 * collect2.c (dump_file): Don't call cplus_demangle if
713 HAVE_LD_DEMANGLE is defined.
714 (main): Pass "--demangle" to ld if no_demangle is not 0 and
715 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
716 if HAVE_LD_DEMANGLE is defined.
718 * configure.ac (--with-demangler-in-ld): Added
719 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
720 --with-demangler-in-ld is used.
721 * config.in: Regenerated.
722 * configure: Likewise.
724 2004-07-07 Roger Sayle <roger@eyesopen.com>
726 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
727 for simple floating point operations "fp", double precision
728 multiplication "dmul", and single and double precision division
729 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
730 (ppc630_cost): New table split from ppc620_cost, to distinguish
731 differences in floating point latencies.
732 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
733 (rs6000_rtx_costs): Add support for single and double precision
734 floating point addition, subtraction, multiplication, division,
735 fused-multiply-add, fused-multiply-sub, negation, absolute value
736 and negative absolute value. Tweak MEM case to use prefered idiom.
738 2004-07-07 Richard Henderson <rth@redhat.com>
740 * tree-flow-inline.h (may_propagate_copy): Move...
741 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
742 attempt to copy between types requiring conversion.
743 * tree-flow.h (may_propagate_copy): Update decl.
744 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
746 2004-07-07 Jakub Jelinek <jakub@redhat.com>
748 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
751 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
753 * builtins.c: Rename movstr*, except for movstrict*, to
754 movmem* and clrstr* to clrmem*.
757 * genopinit.c: Likewise.
758 * integrate.c: Likewise.
759 * local-alloc.c: Likewise.
760 * optabs.c: Likewise.
761 * optabs.h: Likewise.
762 * config/alpha/alpha.h: Likewise.
763 * config/alpha/alpha.md: Likewise.
764 * config/arm/arm-protos.h: Likewise.
765 * config/arm/arm.c: Likewise.
766 * config/arm/arm.md: Likewise.
767 * config/avr/avr.md: Likewise.
768 * config/c4x/c4x.c: Likewise.
769 * config/c4x/c4x.md: Likewise.
770 * config/frv/frv.md: Likewise.
771 * config/i386/i386-protos.h: Likewise.
772 * config/i386/i386.c: Likewise.
773 * config/i386/i386.h: Likewise.
774 * config/i386/i386.md: Likewise.
775 * config/i860/i860.c: Likewise.
776 * config/i860/i860.md: Likewise.
777 * config/ip2k/ip2k.md: Likewise.
778 * config/ip2k/libgcc.S: Likewise.
779 * config/ip2k/t-ip2k: Likewise.
780 * config/m32r/m32r.c: Likewise.
781 * config/m32r/m32r.md: Likewise.
782 * config/mcore/mcore.md: Likewise.
783 * config/mips/mips.c: Likewise.
784 * config/mips/mips.md: Likewise.
785 * config/ns32k/ns32k.c: Likewise.
786 * config/ns32k/ns32k.h: Likewise.
787 * config/ns32k/ns32k.md: Likewise.
788 * config/pa/pa.c: Likewise.
789 * config/pa/pa.md: Likewise.
790 * config/pdp11/pdp11.h: Likewise.
791 * config/pdp11/pdp11.md: Likewise.
792 * config/rs6000/rs6000.c: Likewise.
793 * config/rs6000/rs6000.md: Likewise.
794 * config/s390/s390-protos.h: Likewise.
795 * config/s390/s390.c: Likewise.
796 * config/s390/s390.md: Likewise.
797 * config/sh/lib1funcs.asm: Likewise.
798 * config/sh/sh.c: Likewise.
799 * config/sh/sh.md: Likewise.
800 * config/sh/t-sh: Likewise.
801 * config/sparc/sparc.h: Likewise.
802 * config/vax/vax.md: Likewise.
803 * config/xtensa/xtensa.c: Likewise.
804 * config/xtensa/xtensa.md: Likewise.
805 * doc/invoke.texi: Likewise.
806 * doc/md.texi: Likewise.
807 * doc/rtl.texi: Likewise.
809 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
812 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
813 * config/mips/mips.c (mips_declare_common_object): New function,
814 mostly split out from...
815 (mips_output_aligned_decl_common): ...here.
816 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
817 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
818 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
819 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
821 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
824 * function.c (assign_parms): Fix typo from previous change.
826 2004-07-07 Jason Merrill <jason@redhat.com>
829 * doc/extend.texi (C++ Interface): Correct information and
832 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
837 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
840 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
843 * config/m32r/m32r.c (m32r_function_symbol): New function:
844 Generate a symbol name RTX with the correct m32r specific flags
846 (block_move_call): Use new function to generate correct symbol.
847 * config/m32r/m32r-protos.h: Add prototype for new funcion.
848 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
851 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
853 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
854 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
855 TYPE_BINFO_BASETYPE): Remove.
856 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
858 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
860 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
861 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
862 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
863 (struct tree_binfo): Rename base_types to base_binfos.
864 * alias.c (record_component_aliases): Adjust BINFO macros.
865 * dbxout.c (dbxout_type): Likewise.
866 * dwarf2out.c (gen_member_die): Likewise.
867 * sdbout.c (sdbout_one_type): Likewise.
868 * tree-dump.c (deque_and_dump): Likewise.
869 * config/i386/i386.c (classify_argument,
870 contains_128bit_aligned_vector_p): Likewise.
872 2004-07-07 Nick Clifton <nickc@redhat.com>
874 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
875 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
877 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
879 * vec.h: Fix the example use.
881 2004-07-06 Richard Henderson <rth@redhat.com>
883 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
884 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
885 * tree-inline.c (copy_body_r, setup_one_parameter,
886 initialize_inlined_parameters, expand_call_inline,
887 declare_inline_vars): Don't check it.
888 (expand_calls_inline): Remove old version, rename new version
889 from gimple_expand_calls_inline.
890 * tree-optimize.c (execute_gimple): Remove.
891 (pass_gimple): Don't run anything.
893 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
895 * doc/sourcebuild.texi: Use semicolons instead of commas in
898 2004-07-06 Richard Henderson <rth@redhat.com>
900 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
901 (sra_walk_modify_expr, scan_init): Likewise.
902 (generate_element_zero): Check visited before scanning children.
903 (generate_element_init): Set visited on error.
904 (scalarize_init): Handle generate_element_init failure similar
907 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
909 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
910 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
912 2004-07-06 Richard Henderson <rth@redhat.com>
914 * config/i386/i386.c (legitimize_pic_address): Make static.
915 (legitimize_address): Handle CONST with TLS operand.
916 (ix86_expand_move): Don't call legitimize_pic_address directly.
917 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
919 2004-07-06 Roger Sayle <roger@eyesopen.com>
921 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
922 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
923 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
924 is currently executed unconditionally, i.e. not in "else_bb".
926 2004-07-06 Steven Bosscher <stevenb@suse.de>
928 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
929 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
930 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
931 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
932 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
933 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
934 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
935 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
936 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
937 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
938 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
939 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
940 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
941 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
942 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
943 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
945 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
947 * dojump.c (do_jump): REFERENCE_EXPR is dead.
948 * expr.c (expand_expr_real_1): Ditto.
949 * tree-inline.c (estimate_num_insns_1): Ditto.
950 * tree-pretty-print.c (dump_generic_node): Ditto.
954 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
956 * tree-ssa-pre.c (reference_node_pool): New pool.
957 (find_or_generate_expression): Class 'r' is okay too.
958 (create_value_expr_from): Ditto.
959 (add_to_sets): LHS should not include vuses.
961 (compute_avail): Reverse ordering of tests.
962 Valuize INDIRECT_REF as well.
964 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
966 PR rtl-optimization/16380
967 * loop.c (check_dbra_loop): Sink comparison instructions if they
968 do something other than set cc0.
970 2004-07-06 James E Wilson <wilson@specifixinc.com>
972 * doc/interface.texi (longjmp and automatic variables): Delete
973 paragraph recommending taking the address of a variable.
975 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
977 * vec.h (VEC_embedded_alloc): Remove.
978 (VEC_embedded_size, VEC_embedded_init): New.
979 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
982 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
983 (vec_embedded_alloc): Remove.
984 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
985 (vec_embedded_alloc): Remove.
987 2004-07-06 Mark Mitchell <mark@codesourcery.com>
989 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
990 (gt-langhooks.h): Remove.
992 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
994 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
996 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
998 * config/sparc/sparc.c (get_pc_symbol): Rename into
999 add_pc_to_pic_symbol.
1000 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
1001 (load_pic_register): Account for previous changes.
1002 Use reg_names. Don't create the label twice.
1003 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
1004 UNSPEC_LOAD_PCREL_SYM.
1005 (get_pc): Rename into load_pcrel_sym. Add predicate to
1006 operands. Remove condition.
1008 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
1010 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
1011 RECORD, UNION & QUAL_UNION is actually a binfo.
1013 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
1014 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
1015 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
1016 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
1017 * dwarf2out.c (add_data_member_location_attribute): Likewise.
1018 (gen_inheritance_die): Likewise.
1019 * tree-dump.c (deque_and_dump): Likewise.
1020 * doc/c-tree.texi (Binfos): Add under reconstruction note.
1022 2004-07-06 Steven Bosscher <stevenb@suse.de>
1024 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1026 * config/mcore/mcore.md: Model memory latency with a simple DFA
1027 pipeline description instead of a define_function_unit.
1029 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1031 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
1032 * langhooks.h (var_mod_type_p): Likewise.
1033 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
1034 * expr.c (count_type_elements): Properly handle return from
1035 array_type_nelts and properly test for overflow.
1036 * gimplify.c (gimplify_init_constructor): Properly handle return
1037 from array_type_nelts.
1038 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
1039 * integrate.c (copy_decl_for_inlining): Correct comments.
1040 * tree-inline.c (remap_decl): Update comments, remove dead code,
1041 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
1042 (remap_type): Only remap if variably modified by vars in function
1044 (copy_body_r): Use compatible_type langhooks to see when can fold.
1045 (setup_one_parameter): Don't remap type.
1046 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
1047 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
1048 compute TREE_INVARIANT for decl case.
1049 (find_var_from_fn): New function.
1050 (variably_modified_type_p): Add arg and call new function.
1051 * tree.h (variably_modified_type_p): Add extra arg.
1053 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1055 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
1056 (goto_handler_and_restore_v9): Delete disabled insn.
1057 (goto_handler_and_restore_v9_sp64): Likewise.
1059 2004-07-05 Roger Sayle <roger@eyesopen.com>
1061 * calls.c (load_register_parameters): Call expand_shift instead
1062 of expand_binop with ashl_optab (or other shift optab) directly.
1063 * expr.c (emit_group_load, emit_group_store): Likewise.
1064 * function.c (assign_parm_setup_block): Likewise.
1065 * stmt.c (shift_return_value): Likewise.
1067 2004-07-05 Jakub Jelinek <jakub@redhat.com>
1069 * expr.c (expand_assignment): Disable the bitfield += optimizations.
1071 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1073 * doc/sourcebuild.texi: Revert previous patch.
1075 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1077 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
1078 TARGET_MEM_FUNCTIONS.
1079 * system.h: Poison TARGET_MEM_FUNCTIONS.
1080 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
1081 bcmp_libfunc, bzero_libfunc): Remove.
1082 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
1084 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
1085 * doc/standards.texi: Don't mention calling BSD string functions.
1086 * doc/invoke.texi: Likewise. Mention that memmove may be called.
1087 * config/vax/t-memfuncs: New.
1088 * config/memcmp.c, config/memcpy.c, config/memmove.c,
1089 config/memset.c: New.
1090 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
1091 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
1093 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
1094 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
1095 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
1096 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
1097 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
1098 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
1099 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
1100 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
1101 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
1102 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
1104 2004-07-05 Richard Henderson <rth@redhat.com>
1106 * function.c (assign_parm_setup_reg): Properly rename variables in
1107 FUNCTION_ARG_CALLEE_COPIES section.
1109 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1111 * tree-mudflap.c: Include cgraph.h.
1112 (mf_init_extern_trees): Rename to mudflap_init. Export.
1113 Rewrite to create synthetic declarations instead of looking
1114 up declarations from mf-runtime.h.
1115 (mf_make_builtin, mf_make_cache_struct_type): New functions.
1116 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
1118 (execute_mudflap_function_decls, mudflap_register_call):
1119 Don't call mf_init_extern_trees.
1120 (mudflap_finish_file): Use cgraph_build_static_cdtor.
1122 * tree-mudflap.h: Update prototypes.
1123 * c-mudflap.c: Delete file.
1124 * c-common.c: Include tree-mudflap.h.
1125 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
1126 * Makefile.in: Remove all references to c-mudflap.o.
1127 Update dependencies.
1129 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1131 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
1132 displacements with the spatial-locality cache-control completer.
1134 2004-07-05 Zack Weinberg <zack@codesourcery.com>
1136 * langhooks.c: Don't include gt-langhooks.h.
1137 (var_labelno): Delete.
1138 (lhd_set_decl_assembler_name): Do not append a distinguishing
1139 number to file-scope internal-linkage declarations for the first
1140 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
1141 the declaration itself (if at block scope), or its containing
1142 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
1145 * opts.c (cur_in_fname): New global.
1146 * opts.h: Declare it.
1147 * tree.c: Include opts.h.
1148 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
1149 DECL_UID equal to cur_in_fname.
1150 (copy_node_stat): Do not change DECL_UID when copying a
1151 TRANSLATION_UNIT_DECL.
1152 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
1153 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
1155 * c-decl.c (c_static_assembler_name): Delete.
1156 * c-tree.h (c_static_assembler_name): Delete prototype.
1157 * c-lang.c, objc/objc-lang.c: Don't override
1158 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
1160 * Makefile.in (tree.o): Update dependencies.
1161 (GTFILES): Remove langhooks.c.
1163 2004-07-05 Roger Sayle <roger@eyesopen.com>
1165 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
1166 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
1167 Normalize "X % C" as "X % -C" for signed modulus and negative C.
1168 Optimize "X % -Y" as "X % Y" for signed modulus.
1169 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
1170 into "((unsigned) X % Y) == 0".
1172 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
1174 * sourcebuild.texi (Config Fragments): Use @comma{} in
1175 cross-reference to section title.
1177 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1179 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
1180 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
1181 (gimplify_target_expr, gimplify_expr): Likewise.
1182 (copy_if_shared_r): No longer need special case for BIND_EXPR.
1183 (unshare_body, unvisit_body): Only look at nested if BODY_P is
1185 (gimplify_compound_lval): See if we can strip any useless conversion.
1186 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
1188 (gimplify_modify_expr_to_memset): Likewise.
1189 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
1190 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
1191 (declare_inline_vars): Likewise.
1192 (walk_type_fields): New function.
1193 (walk_tree): Use it.
1194 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
1196 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
1197 (sra_walk_modify_expr): Allow init function to fail.
1198 (scan_init): Now returns bool.
1199 (generate_element_init): If can't understand INIT, return false.
1200 (scalarize_init): Return false if generate_element_init does.
1202 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
1205 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
1206 bounds if bounds aren't constant.
1208 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
1210 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
1211 to type hooks; remove bogus PARAMS.
1213 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
1215 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
1216 * dwarf2out.c (add_data_member_location_attribute): Check for
1218 * tree.c (tree_node_kinds): Add "binfos".
1219 (binfo_lang_slots): New.
1220 (make_node_stat): Add TREE_BINFO.
1221 (make_tree_binfo_stat): New.
1222 (tree_node_structure): Add TREE_BINFO.
1223 * tree.def (TREE_BINFO): New.
1224 * tree.h (REC_OR_UNION_CHECK): Rename to ...
1225 (RECORD_OR_UNION_CHECK): ... here.
1226 (NOT_RECORD_OR_UNION_CHECK): New.
1227 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
1228 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
1229 RECORD_OR_UNION_CHECK.
1230 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
1231 (TYPE_LANG_SLOT_1): New.
1232 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
1233 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
1234 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
1235 (BINFO_ELTS): Remove.
1236 (BINFO_LANG_SLOT): New.
1237 (struct tree_binfo): New.
1238 (binfo_lang_slots): Declare.
1239 (enum tree_node_structure_enum): Add TS_BINFO.
1240 (union tree_node): Add binfo.
1241 (make_tree_binfo_stat): Declare.
1242 (make_tree_binfo): New.
1243 (enum tree_node_kind): Add binfo_kind.
1245 * objc/objc-act.c (start_class, objc_declare_protocols,
1246 start_protocols): Use TYPE_LANG_SLOT_1.
1247 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
1249 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
1250 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
1251 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
1252 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
1254 2004-07-05 Steven Bosscher <stevenb@suse.de>
1256 * rtl.h (struct rtx_def): Remove the integrated flag.
1257 Use the return_val flag for MEM_SCALAR_P.
1258 Reshuffle and update flags in CLEAR_RTX_FLAGS.
1260 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
1263 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
1264 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
1267 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
1269 * var-tracking.c: Fix some comments.
1270 (frame_stack_adjust): New.
1271 (vt_stack_adjustments): Init stack_adjust of entry block to
1272 minus stack adjustment of function prologue.
1273 (adjust_stack_reference): Do not adjust if adjustment == 0.
1274 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
1275 (emit_notes_in_bb): Likewise.
1276 (vt_add_function_parameters): Do not adjust locations of
1278 (vt_initialize): Compute the stack adjustment of function
1279 prologue and offset the initial "location" of frame_base_decl
1280 from the stack pointer after prologue.
1282 2004-07-04 Richard Henderson <rth@redhat.com>
1284 * function.c (struct assign_parm_data_all): New.
1285 (struct assign_parm_data_one): New.
1286 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
1287 assign_parm_find_data_types, assign_parms_setup_varargs,
1288 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
1289 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
1290 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
1291 assign_parm_setup_block, assign_parm_setup_reg,
1292 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
1293 (assign_parms): ... here.
1295 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
1297 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
1298 now are bitmap_set_t's.
1299 (bitmap_insert_into_set): No point in inserting the value if
1301 (bitmap_set_contains): New function.
1302 (bitmap_set_replace_value): Add comment on why we do it
1304 (set_contains): Removed.
1305 (bitmap_set_subtract_from_value_set): New name of
1306 set_subtract now that it's arguments are two different
1309 (bitmap_find_leader): Change algorithm used.
1310 (find_or_generate_expression): Update use of functions for new
1312 (create_expression_by_pieces): Ditto.
1313 (insert_aux): Ditto.
1315 (add_to_sets): Ditto.
1317 (execute_pre): Ditto.
1318 (compute_avail): Ditto.
1319 Also ignore virtual phis.
1321 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1323 * combine.c (simplify_comparison): Fix comment typo.
1325 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1327 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
1328 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
1329 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
1330 (output_restore): Change parameter from 'insn' to 'pat'.
1331 (output_return): Adjust call to output_restore.
1332 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
1333 Adjust call to output_restore.
1335 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1337 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
1338 and assert system is bsd.
1340 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
1342 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
1343 (TARGET_SWITCHES): Remove -mdebugc.
1344 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
1345 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
1346 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
1347 (sle_[sd]i_reg): Delete.
1349 2004-07-04 Steven Bosscher <stevenb@suse.de>
1351 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
1353 * config/iq2000/iq2000.md: Translate old pipeline description to an
1356 2004-07-04 Roger Sayle <roger@eyesopen.com>
1358 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
1359 Ensure the replacement rhs is valid gimple before performing
1360 the substitution. Return false if these sanity checks fail.
1361 (fold_stmt): Only set changed to true, if set_rhs returns true.
1362 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
1365 2004-07-04 Richard Henderson <rth@redhat.com>
1368 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
1370 2004-07-04 Mark Mitchell <mark@codesourcery.com>
1372 * configure.ac (ranlib_flags): New variable.
1373 * Makefile.in (RANLIB_FLAGS): New variable.
1374 (libbackend.a): Use it.
1375 * configure: Regenerated.
1377 2004-07-04 Roger Sayle <roger@eyesopen.com>
1379 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
1380 a "sign mask" instead of using ashr_optab directly.
1382 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
1384 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
1385 * doc/cppopts.texi: Clarify processing of command-line defines.
1387 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
1389 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
1391 2004-07-04 Richard Henderson <rth@redhat.com>
1393 * rtl.def (ADDRESSOF): Remove.
1394 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
1395 (find_base_term, memrefs_conflict_p): Likewise.
1396 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
1397 (fold_rtx, cse_insn, set_live_p): Likewise.
1398 * dwarf2out.c (mem_loc_descriptor): Likewise.
1399 (add_location_or_const_value_attribute): Likewise.
1400 * emit-rtl.c (copy_insn_1): Likewise.
1401 * explow.c (memory_address): Likewise.
1402 * expmed.c (store_split_bit_field): Likewise.
1403 * expr.c (expand_expr_real_1): Likewise.
1404 * function.c (instantiate_decl
1405 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
1406 * genrecog.c (preds, validate_pattern): Likewise.
1407 * integrate.c (copy_rtx_and_substitute): Likewise.
1408 * recog.c (general_operand, register_operand): Likewise.
1409 (memory_address_p): Likwise.
1410 * reload1.c (eliminate_regs, elimination_effects): Likewise.
1411 * rtl.c (copy_rtx): Likewise.
1412 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
1413 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
1414 * rtlhooks.c (gen_lowpart_general): Likewise.
1415 * stmt.c (expand_asm_operands): Likewise.
1416 * web.c (entry_register, replace_ref, web_main): Likewise.
1417 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
1418 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
1419 * config/arm/arm.c (thumb_rtx_costs): Likewise.
1420 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
1421 * config/frv/frv.c (move_destination_operand, move_source_operand,
1422 condexec_dest_operand, condexec_source_operand,
1423 condexec_memory_operand): Likewise.
1424 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
1425 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
1426 (destination_xfmode_operand): Likewise.
1427 * config/mips/mips.h (PREDICATE_CODES): Likewise.
1428 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
1429 * config/s390/s390.c (general_s_operand): Likewise.
1430 * config/s390/s390.md (mov*): Likewise.
1431 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
1433 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
1434 * expr.c (expand_expr_real_1): Likewise.
1435 * stmt.c (expand_decl): Likewise.
1436 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1438 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
1439 postponed_insns, put_var_into_stack, put_reg_into_stack,
1440 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
1441 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
1442 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
1443 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
1444 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
1445 purge_bitfield_addressof_replacements, purge_addressof_replacements,
1446 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
1447 struct insns_for_mem_walk_info, insns_for_mem_walk,
1448 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
1449 setjmp_protect_args): Remove.
1450 (push_function_context_to): Don't handle var_refs_queue.
1451 (pop_function_context_from, free_after_compilation): Likewise.
1452 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
1453 (assign_parms, allocate_struct_function): Likewise.
1454 (use_register_for_decl): New.
1455 (expand_function_end): Don't setjmp_protect.
1456 * function.h (struct emit_status): Update commentary.
1457 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
1458 (max_parm_reg, parm_reg_stack_loc): Remove.
1459 * passes.c (DFI_addressof): Remove.
1460 (dump_file_info): Remove addressof.
1461 (rest_of_handle_addressof): Remove.
1462 (rest_of_compilation): Don't call it.
1463 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
1464 * stmt.c (expand_decl): Use use_register_for_decl.
1465 * tree.h: Update decls.
1466 * web.c (mark_addressof): Remove.
1467 * doc/invoke.texi (-dF): Remove.
1469 2004-07-03 Richard Henderson <rth@redhat.com>
1471 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
1472 instead of gen_mem_addressof.
1473 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
1474 TImode output register.
1476 2004-07-03 Richard Henderson <rth@redhat.com>
1478 PR tree-optimization/16341
1479 * tree-sra.c (sra_walk_function): Increment to next stmt before
1480 processing the current stmt.
1481 (sra_insert_after): Always use BSI_SAME_STMT.
1483 2004-07-03 Richard Henderson <rth@redhat.com>
1485 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
1488 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1490 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
1491 with tree_int_cst_equal.
1493 2004-07-03 Andreas Schwab <schwab@suse.de>
1495 * config/ia64/ia64.md: Define new attribute "empty".
1496 (prologue_use, nop_x, insn_group_barrier): Set it.
1498 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
1499 skip over "empty" insns.
1501 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1503 * tree-inline.c (initialize_inlined_parameters): Pass proper function
1504 context to gimplify_body.
1505 (walk_tree): Don't walk into types twice.
1506 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
1508 * tree-sra.c (generate_element_init): Remove any useless conversions.
1510 * gimplify.c (gimplify_conversion): Remove stripping useless
1511 conversions from here.
1512 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
1513 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
1514 Unshare before substituting PLACEHOLDER_EXPR.
1515 (gimplify_modify_expr_to_memset): Likewise.
1516 Pass address of TO to memset, not TO itself.
1517 (gimplify_init_constructor): Make copy of OBJECT so we have it each
1518 time we make an expression (to match a PLACEHOLDER_EXPR).
1520 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
1521 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1522 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
1523 * tree-ssa-dom.c (local_fold): Likewise.
1525 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
1526 * langhooks.h (strct lang_hooks): New field type_max_size.
1527 * function.c (assign_temp): Call it.
1529 2004-07-03 Steven Bosscher <stevenb@suse.de>
1531 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
1532 * config/sh/sh.md: Convert the SH1 pipeline description to
1535 2004-07-02 Zack Weinberg <zack@codesourcery.com>
1537 * c-decl.c (struct c_binding): Remove contour field; add
1538 depth, invisible, nested fields.
1539 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
1540 (B_IN_EXTERNAL_SCOPE): New convenience macros.
1541 (bind): Add invisible and nested arguments. Initialize
1542 new fields of struct c_binding; adjust loop scanning for
1544 (free_binding_and_advance): Clear structure with memset.
1545 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
1546 in file scope, even if it's in external scope too.
1547 (pushdecl): Adjust to match. Create invisible file-scope
1548 declarations for block-scope forward declarations of static functions.
1549 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
1550 (undeclared_variable, lookup_label, declare_label, define_label)
1551 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
1552 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
1553 (store_parm_decls_oldstyle): Adjust to match.
1554 (diagnose_mismatched_decls): Correct handling of linkage clashes.
1555 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
1557 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
1558 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
1560 2004-07-02 Richard Henderson <rth@redhat.com>
1562 * c-decl.c (grokdeclarator): Don't frob current_function_decl
1563 around variable_size.
1564 (set_decl_nonlocal): Remove.
1565 (store_parm_decls): Add stmts for pending sizes.
1566 * calls.c (calls_function, calls_function_1): Remove.
1567 (precompute_arguments): Don't call it.
1568 * cfgexpand.c (set_save_expr_context): Remove.
1569 (tree_expand_cfg): Don't call it.
1570 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
1571 (dwarf2out_finish): Likewise.
1572 * expr.c (emit_block_move): Adjust addresses to BLKmode.
1573 (store_constructor): Don't pre-evaluate SAVE_EXPR.
1574 (safe_from_p): Don't queue SAVE_EXPRs.
1575 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
1576 or build plain VAR_DECLs.
1577 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
1579 (fold_checksum_tree): Don't special-case SAVE_EXPR.
1580 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
1581 (put_var_into_stack): Don't handle SAVE_EXPR.
1582 (gen_mem_addressof): Likewise.
1583 * function.h (struct function): Remove x_save_expr_regs.
1584 (save_expr_regs): Remove.
1585 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
1586 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
1587 * stor-layout.c (variable_size): Don't set it.
1588 (force_type_save_exprs, force_type_save_exprs_1): Remove.
1589 * tree-inline.c (remap_save_expr): Remove fn argument. Update
1590 all callers. Don't set SAVE_EXPR_CONTEXT.
1591 * tree-inline.h (remap_save_expr): Update decl.
1592 * tree.c (save_expr): Update build size.
1593 (first_rtl_op): Don't handle SAVE_EXPR.
1594 (unsave_expr_1, contains_placeholder_p): Likewise.
1595 (decl_function_context): Likewise.
1596 * tree.def (SAVE_EXPR): Remove args 1 and 2.
1597 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
1598 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
1600 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
1602 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
1603 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
1604 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
1605 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
1606 some first-person references and patronizing comments. Based on
1608 * doc/invoke.texi: Don't reference fortran@gnu.org.
1609 * doc/trouble.texi (Warning when a non-void function value is
1610 ignored): Rewrite. From Russ Allbery and Chris Devers.
1612 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
1614 * tree-ssa-pre.c (bitmap_set_t): New.
1615 (bb_value_sets): avail_out is now a bitmap_set_t.
1616 (bitmap_find_leader): New function.
1617 (bitmap_value_insert_into_set): Ditto.
1618 (bitmap_set_copy): Ditto.
1619 (bitmap_value_replace_in_set): Ditto.
1620 (bitmap_set_contains_value): Ditto.
1621 (bitmap_set_new): Ditto.
1622 (bitmap_set_pool): New pool.
1623 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
1624 (insert_aux): Ditto.
1625 (add_to_sets): Ditto.
1626 (compute_avail): Ditto
1630 (execute_pre): Ditto.
1632 2004-07-02 Roger Sayle <roger@eyesopen.com>
1634 * config/rs6000/rs6000.c (struct processor_costs): New structure
1635 used to hold instruction latencies/sizes for processor types.
1636 (rs6000_cost): New global variable pointing to current CPU's costs.
1637 (rs6000_override_options): Initialize rs6000_cost to point to the
1638 appropriate cost table based upon rs6000_cpu and optimize_size.
1639 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
1642 2004-07-02 Richard Henderson <rth@redhat.com>
1644 * expmed.c (make_tree): Don't use SET_DECL_RTL.
1646 2004-07-02 Steven Bosscher <stevenb@suse.de>
1648 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
1650 2004-07-01 Richard Henderson <rth@redhat.com>
1652 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
1653 (alpha_gp_save_rtx): Use assign_stack_local instead of
1656 2004-07-01 Richard Henderson <rth@redhat.com>
1658 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
1659 (alpha_rtx_cost_data): Update to match.
1660 (alpha_rtx_cost_size): New.
1661 (alpha_rtx_costs): Honor optimize_size.
1663 2004-07-01 Richard Henderson <rth@redhat.com>
1665 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
1666 * cfgexpand.c (tree_expand_cfg): Do it here.
1667 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
1668 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
1669 * config/mips/mips.c (mips_output_mi_thunk): And here.
1670 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
1671 * config/sh/sh.c (sh_output_mi_thunk): And here.
1672 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
1674 2004-07-01 Richard Henderson <rth@redhat.com>
1676 * tree.def (RTL_EXPR): Remove.
1677 * c-typeck.c (lvalue_p): Don't handle it.
1678 * expr.c (safe_from_p): Likewise.
1679 (expand_expr_real_1): Likewise.
1680 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
1681 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
1682 * gengtype.c (adjust_field_tree_exp): Likewise.
1683 * stmt.c (warn_if_unused_value): Likewise.
1684 * tree-gimple.c (recalculate_side_effects): Likewise.
1685 * tree-pretty-print.c (dump_generic_node): Likewise.
1686 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
1687 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
1688 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
1690 * stmt.c (struct stmt_status): Remove x_last_expr_type,
1691 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
1692 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
1693 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
1694 all the bits that tracked last_expr.
1695 (expand_end_bindings): Don't track last_expr.
1696 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
1697 (clear_last_expr): Remove.
1698 (expand_asm): Don't call it.
1699 (expand_asm_operands, expand_end_cond): Likewise.
1700 (expand_naked_return, expand_null_return_1): Likewise.
1701 * c-typeck.c (c_begin_compound_stmt): Likewise.
1702 * cfgexpand.c (expand_block): Use expand_expr_stmt.
1703 * expr.c (expand_expr_real_1): Likewise.
1704 * tree.h: Update prototypes.
1706 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
1707 (struct emit_status): Remove sequence_rtl_expr.
1708 (struct function): Remove x_rtl_expr_chain.
1709 (seq_rtl_expr, rtl_expr_chain): Remove.
1710 * function.c (struct temp_slot): Remove rtl_expr.
1711 (assign_stack_temp_for_type): Don't set it.
1712 (free_temp_slots, pop_temp_slots): Don't check it.
1713 (free_after_compilation): Don't clear x_rtl_expr_chain.
1714 (fixup_var_refs): Don't search it.
1715 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
1716 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
1718 (push_topmost_sequence): Likewise.
1719 (end_sequence, init_emit): Likewise.
1720 (start_sequence_for_rtl_expr): Remove.
1721 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
1722 * rtl.h (preserve_rtl_expr_result): Remove.
1724 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
1726 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
1727 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
1730 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1732 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
1733 (STANDARD_STARTFILE_PREFIX_2): Define.
1734 (standard_startfile_prefix_1): Initialize to
1735 STANDARD_STARTFILE_PREFIX_1.
1736 (standard_startfile_prefix_2): Initialize to
1737 STANDARD_STARTFILE_PREFIX_2.
1738 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
1739 (STANDARD_STARTFILE_PREFIX_1): Define.
1740 (STANDARD_STARTFILE_PREFIX_2): Define.
1741 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
1742 (STANDARD_STARTFILE_PREFIX_2): Document.
1744 2004-07-01 Richard Henderson <rth@redhat.com>
1746 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
1747 in order to disable scalarization. Instead set a flag and wait
1748 for a candidate decl.
1750 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1752 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
1753 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
1754 Use terminology "testsuite" and "enumerated".
1756 2004-07-01 Richard Henderson <rth@redhat.com>
1758 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
1759 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
1760 (initial_return_save): Likewise.
1761 (flush_queued_reg_saves): Remap register numbers.
1762 (dwarf2out_return_reg): Likewise.
1764 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1766 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
1768 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
1769 access functions for lower bound and element size and only output
1770 if lower bound nonzero or element size not same as that of type.
1771 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
1773 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1775 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
1777 2004-07-01 Per Bothner <per@bothner.com>
1779 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
1781 2004-07-01 Jakub Jelinek <jakub@redhat.com>
1783 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
1784 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
1785 first operand. Don't optimize if the bitfield is volatile.
1787 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1789 * c-pretty-print.c (pp_c_postfix_expression): Handle
1790 floating-point comparison operators.
1791 (pp_c_expression): Pass floating-point comparison
1792 operators to pp_c_postfix_expression.
1794 2004-07-01 Roger Sayle <roger@eyesopen.com>
1796 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
1797 rtx_cost instead of "had_mult" to determine whether the transformed
1798 expression is cheaper than the original.
1800 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
1802 * alias.c (get_alias_set, canon_rtx, get_addr,
1803 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
1805 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
1806 expand_builtin): Likewise.
1807 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
1809 * combine.c (can_combine_p, combinable_i3pat, try_combine,
1810 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
1811 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
1812 record_dead_and_set_regs_1, get_last_value_validate,
1813 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
1814 * cse.c (check_dependence, canon_hash, equiv_constant,
1815 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
1816 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
1817 count_reg_usage): Likewise.
1818 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
1819 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
1820 cselib_record_sets): Likewise.
1821 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
1822 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
1823 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
1824 * df.c (df_uses_record): Likewise.
1825 * dojump (do_jump): Likewise.
1826 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
1827 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
1828 decl_start_label): Likewise.
1829 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
1830 operand_subword, change_address_1, make_safe_from): Likewise.
1831 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
1832 stabilize, force_not_mem): Likewise.
1833 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
1834 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
1835 * expr.c (convert_move, convert_modes, emit_block_move,
1836 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
1837 emit_move_insn_1, expand_assignment, store_expr,
1838 store_constructor_field, store_constructor, store_field,
1839 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
1841 * final.c (cleanup_subreg_operands, alter_subreg,
1842 get_mem_expr_from_op): Likewise.
1843 * flow.c (notice_stack_pointer_modification_1,
1844 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
1846 * function.c (mark_temp_addr_taken, preserve_temp_slots,
1847 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
1848 optimize_bit_field, flush_addressof, purge_addressof_1,
1849 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
1850 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
1851 keep_stack_depressed): Likewise.
1852 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
1853 noce_process_if_block, find_memory): Likewise.
1854 * integrate.c (subst_constants, allocate_initial_values): Likewise.
1855 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
1856 update_equiv_regs): Likewise.
1857 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
1858 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
1859 * optabs.c (expand_abs, emit_unop_insn): Likewise.
1860 * passes.c (rest_of_handle_final): Likewise.
1861 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
1862 move2add_note_store): Likewise.
1863 * ra-build.c (detect_remat_webs): Likewise.
1864 * ra-debug.c (dump_static_insn_cost): Likewise.
1865 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
1866 * recog.c (validate_change, apply_change_group, cancel_changes,
1867 validate_replace_rtx_1, general_operand, register_operand,
1868 nonmemory_operand, push_operand, pop_operand, memory_operand,
1869 indirect_operand, asm_operand_ok, offsettable_memref_p,
1870 offsettable_nonstrict_memref_p, constrain_operands,
1871 store_data_bypass_p): Likewise.
1872 * reg-stack.c (subst_stack_regs_pat): Likewise.
1873 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
1874 copy_cost, reg_scan_mark_refs): Likewise.
1875 * regmove.c (optimize_reg_copy_3, stack_memref_p,
1876 combine_stack_adjustments_for_block): Likewise.
1877 * regrename.c (copyprop_hardreg_forward_1): Likewise.
1878 * reload.c (can_reload_into, push_reload, decompose, immune_p,
1879 find_reloads, find_reloads_address, find_reloads_address_1,
1880 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
1881 find_equiv_reg): Likewise.
1882 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
1883 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
1884 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
1885 delete_address_reloads): Likewise.
1886 * resource.c (mark_referenced_resources): Likewise.
1887 * rtlanal.c (get_jump_table_offset, count_occurrences,
1888 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
1889 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
1890 num_sign_bit_copies1): Likewise.
1891 * rtlhooks.c (gen_lowpart_general): Likewise.
1892 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
1893 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
1894 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
1895 sdbout_global_decl): Likewise.
1896 * simplify-rtx.c (simplify_subreg): Likewise.
1897 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
1898 expand_anon_union_decl, expand_end_case_type): Likewise.
1899 * unroll.c (calculate_giv_inc): Likewise.
1900 * var-tracking.c (stack_adjust_offset_pre_post,
1901 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
1902 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
1903 vt_add_function_parameters): Likewise.
1904 * varasm.c (make_var_volatile, notice_global_symbol,
1905 assemble_external, decode_addr_const, mark_weak,
1906 default_encode_section_info): Likewise.
1908 2004-07-01 Steven Bosscher <stevenb@suse.de>
1910 * stmt.c (check_seenlabel): Remove.
1911 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
1913 2004-07-01 Richard Henderson <rth@redhat.com>
1915 * function.h (struct function): Remove x_function_call_count.
1916 (function_call_count): Remove.
1917 * calls.c (expand_call): Don't set it.
1918 * integrate.c (copy_rtx_and_substitute): Likewise.
1920 * function.h (struct function): Remove x_cleanup_label.
1921 (cleanup_label): Remove.
1922 * stmt.c (expand_value_return): Don't use it.
1923 * function.c (free_after_compilation): Don't set it.
1924 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
1925 * cfgexpand.c (tree_expand_cfg): Update call.
1926 * tree.h (expand_function_start): Update decl.
1928 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
1931 * c-lang.c (c_initialize_diagnostics): Move from here ...
1932 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
1933 (c_tree_printer): Use pretty-printer to format %T.
1934 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
1935 before '*' if not C++.
1936 (pp_c_direct_abstract_declarator): Don't try to print array upper
1937 bound for flexible array members.
1938 * c-tree.h: Include "diagnostic.h".
1939 (c_initialize_diagnostics): Declare.
1940 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
1941 * c-format.c (format_type_warning): New function. Improve
1942 diagnostics for incorrect format argument types.
1943 (check_format_types): Use it. Add two parameters. Use the
1944 TYPE_MAIN_VARIANT of wanted_type.
1945 (check_format_info_main): Pass new parameters to
1947 (struct format_wanted_type): Update comment.
1949 2004-07-01 Nick Clifton <nickc@redhat.com>
1951 * target.h (struct gcc_target): Add new field to struct cxx:
1952 import_export_class.
1953 * target-def.h (TARGET_CXX): Initialise the new field.
1954 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
1956 * doc/tm.texi: Document the new target hook.
1958 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1960 * builtins.c (fold_builtin_classify): Fix typo.
1962 2004-07-01 Richard Henderson <rth@redhat.com>
1964 * function.c (identify_blocks, identify_blocks_1): Remove.
1965 * function.h (identify_blocks): Remove.
1966 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
1968 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
1970 * builtins.c (fold_builtin_classify): New.
1971 (fold_builtin_unordered_cmp): Fix commentary.
1972 (fold_builtin): Use it.
1973 * builtins.def: Define builtins for isnan,
1974 isnanf, isnanl, finite, finitef, finitel,
1975 isinf, isinff, isinfl.
1977 2004-07-01 Richard Henderson <rth@redhat.com>
1979 * function.h (struct function): Remove dont_emit_block_notes.
1980 * gimple-low.c (lower_function_body): Don't set it.
1981 * cfgexpand.c (expand_block): Don't check it.
1982 * cfglayout.c (insn_locators_initialize): Likewise.
1983 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
1984 * passes.c (rest_of_compilation): Likewise.
1985 * stmt.c (expand_start_bindings_and_block): Likewise.
1986 (expand_end_bindings): Likewise.
1988 2004-07-01 Richard Henderson <rth@redhat.com>
1990 * cgraph.h (cgraph_build_static_cdtor): Declare.
1991 * cgraphunit.c (cgraph_build_static_cdtor): New.
1992 * c-objc-common.c (build_cdtor): Use it.
1993 * coverage.c (create_coverage): Likewise.
1994 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
1995 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
1997 See ChangeLog.11 for earlier changes.