1 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
5 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
7 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
9 (c_common_attribute_table): Add `sentinel' attribute.
10 (check_function_arguments): Handle `sentinel' attribute.
11 * doc/extend.texi: Document `sentinel' attribute.
13 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
15 * configure: Regenerated.
17 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
21 * tree.c (save_expr): No longer TREE_READONLY.
23 2004-09-04 Jan Hubicka <jh@suse.cz>
25 * passes.c (rest_of_clean_state): Fix merge conflict made during
28 2004-09-04 Jan Hubicka <jh@suse.cz>
30 * passes.c (rest_of_clean_state): Decompose the instruction stream.
32 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
34 * doc/md.texi (shift patterns): New anchor. Add reference to
35 TARGET_SHIFT_TRUNCATION_MASK.
36 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
37 * target.h (shift_truncation_mask): New target hook.
38 * targhook.h (default_shift_truncation_mask): Declare.
39 * targhook.c (default_shift_truncation_mask): Define.
40 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
41 (TARGET_INITIALIZER): Include it.
42 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
43 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
44 reject all out-of-range values. Fix sign-extension code for modes
45 whose width is smaller than HOST_BITS_PER_WIDE_INT.
46 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
47 (expand_superword_shift, expand_subword_shift): Likewise.
48 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
49 (expand_binop): Use them to implement double-word shifts.
50 * config/arm/arm.c (arm_shift_truncation_mask): New function.
51 (TARGET_SHIFT_TRUNCATION_MASK): Define.
53 2004-09-04 Jan Hubicka <jh@suse.cz>
55 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
56 (mix): New macro copied from hashtab.c
57 (iterative_hash_hashval_t, iterative_hash_pointer,
58 iterative_hash_host_wide_int): New functions based on hashtab.c
61 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
63 * config/mips/mips.md (mask): New mode attribute.
64 (zero_extendsidi2): Add memory alternative.
65 (*zero_extendsidi2_mem): Delete.
66 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
67 memory_operand in the TARGET_MIPS16 check.
68 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
69 Redefine using :GPR and :SHORT.
70 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
72 2004-09-04 Uros Bizjak <uros@kss-loka.si>
74 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
76 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
77 expand_builtin_mathfn.
78 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
79 btrunc?f patterns for btrunc_optab. Implement rint_optab using
81 * optabs.c (init_optabs): Initialize rint_optab.
82 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
84 (btrunc_optab): Rename macro from trunc_optab.
85 (rint_optab): Define corresponding macro.
87 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
88 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
90 * config/i386/i386-protos.h (emit_i387_cw_initialization):
91 Change prototype. Add new int parameter.
92 * config/i386/i386.c (emit_i387_cw_initialization):
93 Handle new rounding modes.
95 * config/i386/i386.h (enum fp_cw_mode): Delete.
96 (MODE_NEEDED): Handle new rounding modes.
97 (EMIT_MODE_SET): Change condition to handle new rounding modes.
99 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
100 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
101 represent different rounding modes of frndint insn.
102 (type): Add frndint type.
103 (i387, length, memory): Handle this type.
104 (i387_cw): New attribute definition.
105 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
106 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
107 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
108 Add "i387_cw" attribute defined to "trunc".
109 (x86_fnstcw_1): Remove comment.
110 (*frndintxf2): Rename insn definition to frndintxf2. Move
111 insn definition near rint?f2 expanders.
112 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
113 rintf and rintl built-ins as inline x87 intrinsics.
114 (frndintxf2_floor): New pattern to implement floor rounding
115 mode with frndint x87 instruction.
116 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
117 floorf and floorl built-ins as inline x87 intrinsics.
118 (frndintxf2_ceil): New pattern to implement ceil rounding
119 mode with frndint x87 instruction.
120 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
121 ceilf and ceill built-ins as inline x87 intrinsics.
122 (frndintxf2_trunc): New pattern to implement trunc rounding
123 mode with frndint x87 instruction.
124 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
125 truncf and truncl built-ins as inline x87 intrinsics.
126 (frndintxf2_mask_pm): New pattern to implement rounding
127 mode with exceptions with frndint x87 instruction.
128 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
129 implement nearbyint, nearbyintf and nearbyintl built-ins as
130 inline x87 intrinsics.
132 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
134 * config/mips/mips.md (SHORT): New mode macro.
135 (size): New mode attribute.
136 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
137 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
138 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
140 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
141 *extend[qh]isi2_hw patterns and extending them to di.
142 (extendqihi2): Implement as define_insn_and_split that produces
143 extendqisi2 after reload.
145 2004-09-03 Devang Patel <dpatel@apple.com>
147 * Makefile.in (OBJS-common): Add tree-if-conv.o
148 (tree-if-conv.o): New rule.
149 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
150 (get_loop_body_in_bfs_order): New.
151 * cfgloop.h (get_loop_body_in_bfs_order): New.
152 * tree-flow.h (enum move_pos): Move here from ..
153 * tree-ssa-loop-im.c (enum move_pos): here.
154 (movement_possibility): Make externally visible.
155 * tree-optimize.c (init_tree_optimization_passes): New entry for
157 * tree-pass.h (pass_if_conversion): New.
158 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
159 * tree-if-conv.c: New file.
160 * doc/passes.texi: Document tree if-conversion pass.
161 * doc/tree-ssa.texi: Same.
163 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
166 Makefile.in (LIB2ADDEHSTATIC): New.
167 (LIB2ADDEHSHARED): New.
170 (SHLIBUNWIND_LINK): New.
171 (SHLIBUNWIND_INSTALL): New.
172 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
173 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
174 (clean): Remove libunwind*
175 (stage1-start): Remove and copy stage1/libunwind*.
176 (stage2-start): Remove and copy stage2/libunwind*.
177 (stage3-start): Remove and copy stage3/libunwind*.
178 (stage4-start): Remove and copy stage4/libunwind*.
179 (stageprofile-start): Remove and copy stageprofile/libunwind*.
180 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
182 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
183 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
184 tmake_file if --with-system-libunwind isn't used.
186 * config/ia64/t-glibc-libunwind: New file.
187 * config/t-libunwind-elf: Likewise.
188 * unwind-compat.c: Likewise.
189 * unwind-compat.h: Likewise.
190 * unwind-dw2-fde-compat.c: Likewise.
192 * config/ia64/t-glibc (LIB2ADDEH): Updated.
193 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
195 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
197 * unwind-dw2-fde-glibc.c: Likewise.
198 * unwind-dw2.c: Likewise.
200 * config/t-libunwind (LIB2ADDEH): Updated.
201 (LIB2ADDEHSTATIC): New.
202 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
203 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
205 * configure.ac: Change --enable-libunwind-exceptions to
206 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
207 * configure: Regenerated.
208 * config.in: Updated.
210 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
211 above and mention --with-system-libunwind.
212 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
213 removed in gcc 3.4.3 and later.
215 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
216 USE_LIBUNWIND_EXCEPTIONS is defined.
218 * mklibgcc.in: Support libunwind.
220 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
222 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
225 2004-09-03 Richard Henderson <rth@redhat.com>
228 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
229 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
230 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
231 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
232 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
233 resize_stack_vars_conflict, add_stack_var_conflict,
234 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
235 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
236 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
237 expand_one_static_var, expand_one_hard_reg_var,
238 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
239 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
240 (expand_used_vars): Rewrite.
241 * Makefile.in (cfgexpand.o): Update dependencies.
243 2004-09-04 Jan Hubicka <jh@suse.cz>
245 * cfg.c (free_edge): Use ggc_free.
246 (expunge_block): Use ggc_free.
247 * passes.c (rest_of_clean_state): Free after compilation.
248 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
249 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
251 2004-09-03 James E Wilson <wilson@specifixinc.com>
253 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
256 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
258 * final.c (output_in_slot): New global variable.
259 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
260 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
261 'output_in_slot' before invoking output_asm_insn.
262 (output_asm_insn): Add a space after the tab if 'output_in_slot'
264 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
266 (output_sibcall): Likewise.
268 2004-09-03 Jan Hubicka <jh@suse.cz>
270 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
271 * tree-ssanames (init_ssanames): Likewise.
273 2004-09-03 Ziemowit Laski <zlaski@apple.com>
275 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
276 objc_declare_protocols, objc_start_protocol,
277 objc_start_class_interface, objc_start_category_interface,
278 objc_continue_interface, objc_finish_interface,
279 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
280 objc_start_class_implementation, objc_start_category_implementation,
281 objc_continue_implementation, objc_finish_implementation,
282 objc_add_method_declaration, objc_start_method_definition,
283 objc_finish_method_definition, objc_build_keyword_decl,
284 objc_build_method_signature, objc_build_encode_expr,
285 objc_build_protocol_expr, objc_build_selector_expr,
286 objc_build_message_expr, objc_build_string_object,
287 objc_get_class_reference, objc_get_protocol_qualified_type,
288 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
290 2004-09-03 James E Wilson <wilson@specifixinc.com>
292 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
294 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
295 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
296 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
297 (mips_recip1_<fmt>): Use frdiv1 type.
298 (mips_recip2_<fmt>): Use frdiv2 type.
299 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
300 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
302 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
304 2004-09-03 Daniel Jacobowitz <dan@debian.org>
306 * reload.c (find_reloads): Swap operand_loc pointers for
307 find_dummy_reload if we have swapped two operands.
309 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
311 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
312 to get the tablejump-insn before the jump-table label.
314 2004-09-03 Ziemowit Laski <zlaski@apple.com>
316 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
317 objc_declare_protocols, objc_build_message_expr,
318 objc_finish_message_expr, objc_build_selector_expr,
319 objc_build_protocol_expr, objc_build_encode_expr,
320 objc_build_string_object, objc_get_protocol_qualified_type,
321 objc_get_class_reference, objc_get_class_ivars,
322 objc_start_class_interface, objc_start_category_interface,
323 objc_start_protocol, objc_continue_interface, objc_finish_interface,
324 objc_start_class_implementation, objc_start_category_implementation,
325 objc_continue_implementation, objc_finish_implementation,
326 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
327 objc_add_method_declaration, objc_start_method_definition,
328 objc_finish_method_definition, objc_add_instance_variable,
329 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
330 objc_finish_try_stmt, objc_begin_catch_clause,
331 objc_finish_catch_clause, objc_build_finally_clause,
332 objc_build_synchronized, objc_static_init_needed_p,
333 objc_generate_static_init_call): New prototypes.
335 2004-09-03 Steve Ellcey <sje@cup.hp.com>
337 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
339 (ia64_function_value): Ditto.
341 2004-09-03 Jan Beulich <jbeulich@novell.com>
343 * config.gcc: Resurrect NetWare as a target. Handle special case of
344 Novell linker to be used (specified through --with-ld=) and threading
345 model of either Posix (default) or NKS.
346 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
347 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
348 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
349 * config/i386/netware.c, config/i386/netware.h: New.
350 * config/i386/nwld.c, config/i386/nwld.h: New.
351 * config/i386/netware-crt0.c: New.
352 * config/i386/netware-libgcc.c: New.
353 * config/i386/netware-libgcc.def: New.
354 * config/i386/netware-libgcc.exp: New.
355 * config/i386/t-netware, config/i386/t-nwld: New.
357 * doc/install.texi: Document NKS threading model.
359 2004-09-03 Jan Beulich <jbeulich@novell.com>
362 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
363 * tree.h (initial_max_fld_align): Declare
364 * stor-layout.c (initial_max_fld_align): Define and initialize.
365 (maximum_field_alignment): Initialize to the same value.
366 * common.opt: Add -fpack-struct= variant of switch.
367 * opts.c: Handle -fpack-struct= variant of switch.
368 * c-pragma.c: Change #pragma pack() handling so that it becomes
369 compatible to other compilers: accept individual 'push' argument,
370 make final pop restore (command line) default, correct interaction
371 of push/pop and sole specification of a new alignment (so that the
372 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
373 to #pragma pack(push, <n>).
374 * doc/extend.texi: New node "Structure-Packing Pragmas" under
375 "Pragmas", describing #pragma pack.
376 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
377 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
378 Document new TARGET_DEFAULT_PACK_STRUCT.
380 2004-09-03 Devang Patel <dpatel@apple.com>
382 * dwarf2out.c (gen_field_die). Equate decl number to die.
384 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
387 * global.c (modify_reg_pav): New function.
388 (make_accurate_live_analysis): Call the new function. Move pavin
389 modification by earlyclobber set into the new function.
391 2004-09-03 Andreas Schwab <schwab@suse.de>
393 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
394 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
397 2004-09-02 Jan Beulich <jbeulich@novell.com>
399 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
400 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
401 not unwind code specific ones.
402 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
403 Remove unwind code specific dependencies.
404 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
406 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
407 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
408 * tsystem.h: Declare memcpy and memset when inhibit_libc.
410 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
412 * combine.c (try_combine): Delay modifying of insns which cannot
415 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
417 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
419 * gcc/tree-ssa-loop.c: Ditto
420 * gcc/tree-ssa-loop-ivcanon.c: Ditto
421 * gcc/doc/invoke.texi: Ditto.
423 2004-09-02 Ziemowit Laski <zlaski@apple.com>
425 * c-decl.c (store_parm_decls_newstyle): Make static.
426 (store_parm_decls_from): New function.
427 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
428 (store_parm_decls_from): New prototype.
430 2004-09-02 David Edelsohn <edelsohn@gnu.org>
432 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
433 HImode with STRICT_ALIGNMENT.
435 2004-09-02 Mark Mitchell <mark@codesourcery.com>
437 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
438 (TARGET_OS_CPP_BUILTINS): Likewise.
439 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
440 TARGET_BPABI_CPP_BUILTINS.
442 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
444 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
446 2004-09-02 Eric Christopher <echristo@redhat.com>
448 * builtins.c (expand_builtin_cabs): Delete.
449 (expand_builtin): If unable to fold the values do a normal
450 library call for builtin_cab*.
451 (fold_builtin_cabs): Depend on optimize and optimize_size.
452 * optabs.c (expand_cmplxdiv_straight): Delete.
453 (expand_cmplxdiv_wide): Ditto.
454 (expand_vector_binop): Ditto.
455 (expand_vector_unop): Ditto.
456 (expand_complex_abs): Delete.
457 (expand_binop): Remove calls to above functions.
458 Remove open coding of complex arithmetic.
459 (expand_unop): Ditto.
460 * optabs.h: Remove prototypes.
462 2004-09-02 Ziemowit Laski <zlaski@apple.com>
464 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
465 * c-tree.h (store_parm_decls_newstyle): New prototype.
467 2004-09-02 Geoffrey Keating <geoffk@apple.com>
469 * config/rs6000/rs6000.c (expand_block_clear): Use vector
470 instructions if available.
471 (expand_block_move): Likewise.
473 2004-09-03 Jan Hubicka <jh@suse.cz>
475 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
477 2004-09-02 Mark Mitchell <mark@codesourcery.com>
479 * config/arm/symbian.h (LIB_SPEC): Define to empty.
480 * config/arm/t-symbian (SHLIB_LC): Likewise.
482 2004-09-02 Paul Brook <paul@codesourcery.com>
484 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
486 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
488 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
489 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
490 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
491 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
492 (mips_issue_rate): Remove unreachable abort.
493 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
494 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
495 (mips_block_move_straight, print_operand_address, mips_file_start)
496 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
497 (mips_output_conditional_branch, mips_expand_builtin_direct)
498 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
499 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
502 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
504 * config/mips/mips.md (*lea_high64): Change split condition to
505 flow2_completed. Add a peephole2 to generate a more parallel version.
507 2004-09-02 Jan Hubicka <jh@suse.cz>
509 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
512 * ggc-page.c: include tree-flow.h.
513 (extra_order_size_table): Add stmt_ann_d.
514 (STAT_LABEL): Rename from ....
515 (LABEL): ... this one.
516 * Makefile.in (ggc-page.o): Add dependency.
518 * ggc-common.c (ggc_force_collect): New global variable.
519 (loc_description): Add fields "freed", "collected"
520 (ptr_hash): New static hash
521 (ptr_hash_entry): New structure.
522 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
523 (ggc_record_overhead): Take ptr argument, record it
524 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
525 (cmp_statistics): Imrove sorting.
526 (dump_ggc_loc_statistics): Output newly collected statistics
527 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
528 (ggc_free): Call ggc_free_overhead.
529 (ggc_collect): Force collection when asked to be forced.
530 (ggc_collect): Call ggc_prune_overhead_list.
531 * ggc.h (ggc_force_collect): Declare
532 (ggc_record_overhead): Update prototype.
533 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
535 2004-09-02 James E Wilson <wilson@specifixinc.com>
537 * common.opt (ftrapping-math): Default to on.
539 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
541 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
543 2004-09-02 Denis Chertykov <denisc@overta.ru>
546 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
548 (*movmemqi_insn): Likewise.
549 (*movmemhi): Likewise.
550 (clrmemhi): Likewise.
551 (*clrmemqi): Likewise.
552 (*clrmemhi): Likewise.
554 2004-09-02 Paul Brook <paul@codesourcery.com>
556 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
557 default_use_cxa_atexit=yes.
559 2004-09-02 Alan Modra <amodra@bigpond.net.au>
561 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
562 (struct kernel_old_ucontext): Delete.
563 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
564 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
567 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
569 * toplev.c (process_options): Fix typo.
571 2004-09-01 Richard Henderson <rth@redhat.com>
574 * calls.c (initialize_argument_information): Tighten pass-through
575 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
576 Use build_fold_addr_expr.
577 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
578 that assumes ADDR_EXPR allocates stack space.
579 * fold-const.c (build_fold_addr_expr_with_type): Look through
582 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
584 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
585 * ggc.h (ggc_alloc_rtx): Delete.
587 2004-09-01 Roger Sayle <roger@eyesopen.com>
589 * expmed.c (enum alg_code): Remove long unused enumeration values.
590 (struct mult_cost): New structure to hold the "score" of a synthetic
591 multiply sequence, including both a rtx_cost and a latency field.
592 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
593 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
594 (struct algorithm): Change type of cost field to be mult_cost.
595 (synth_mult): Change type of cost_limit argument to be a
596 pointer to a mult_cost. Update all cost comparisons to use the
597 new mult_cost infrastructure. For alg_add_factor and
598 alg_sub_factor operations, latency is lower than the rtx_cost.
599 (choose_mult_variant): Update calls to synth_mult. Perform
600 cost comparisons using the new mult_cost infrastructure.
601 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
602 to optain the total rtx_cost of a synth_mult "algorithm".
604 2004-09-01 David Edelsohn <edelsohn@gnu.org>
606 * config/rs6000/power4.md: Increase store latency to 12.
607 * config/rs6000/power5.md: Same.
609 2004-09-01 James E Wilson <wilson@specifixinc.com>
612 * config/avr/avr.c (avr_unique_section): Delete prototype and
614 (TARGET_ASM_UNIQUE_SECTION): Delete.
616 2004-09-01 Ziemowit Laski <zlaski@apple.com>
618 * c-parse.in (primary): Call objc_build_message_expr(),
619 objc_build_selector_expr(), objc_build_protocol_expr(),
620 objc_build_encode_expr() and objc_build_string_object() instead of
621 build_message_expr(), build_selector_expr(), build_protocol_expr(),
622 build_encode_expr() and build_objc_string_object(), respectively.
623 (component_decl_list2): Call objc_get_class_ivars() instead of
624 get_class_ivars_from_name().
625 (keyworddecl): Call objc_build_keyword_decl() instead of
626 build_keyword_decl().
627 (receiver): Call objc_get_class_reference() instead of
628 get_class_reference().
629 (reswords): Add blank line before @@ifobjc section, for clarity.
631 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
633 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
636 2004-09-01 Wu Yongwei <adah@sh163.net>
637 Danny Smith <dannysmith@users.sourceforge.net>
639 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
641 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
642 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
643 (__gthr_win32_recursive_mutex_init_function): Add prototype for
644 __GTHREAD_HIDE_WIN32API case..
645 (__gthr_win32_recursive_mutex_lock): Likewise.
646 (__gthr_win32_recursive_mutex_trylock): Likewise.
647 (__gthr_win32_recursive_mutex_unlock): Likewise.
648 (__gthread_recursive_mutex_init_function); Add definition for
649 __GTHREAD_HIDE_WIN32API case.
650 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
651 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
652 call to InterlockedDecrement.
654 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
656 * tree-tailcall.c (find_tail_calls): Also fail is statement has
659 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
661 * doc/c-tree.texi: Document new operands for ARRAY_REF and
664 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
666 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
667 * common.opt (fspeculative-prefetching): New.
668 * flags.h (flag_speculative_prefetching_set): Declare.
669 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
671 * opts.c (flag_sepculative_prefetching_set): New variable.
672 (common_handle_option): Handle -fspeculative-prefetching.
673 * passes.c (rest_of_compilation): Ditto.
674 * profile.c (instrument_values, compute_value_histograms, branch_prob):
675 Use vectors instead of arrays.
676 * toplev.c (process_options): Handle -fspeculative-prefetching.
677 * rtl-profile.c: Include ggc.h.
678 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
679 rtl_gen_one_value_profiler_no_edge_manipulation,
680 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
682 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
683 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
685 * value-prof.c: Include ggc.h.
686 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
688 (insn_prefetch_values_to_profile, find_mem_reference_1,
689 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
690 speculative_prefetching_transform): New.
691 (value_profile_transformations): Call speculative_prefetching_transform.
692 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
693 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
694 tree_find_values_to_profile, find_values to profile): Use vectors
696 (free_profiled_values): Removed.
697 * value-prof.h (struct histogram_value): Renamed to
698 struct histogram_value_t.
699 (histogram_value, histogram_values): New types.
700 (find_values_to_profile): Declaration changed.
701 (free_profiled_values): Removed.
702 (struct profile_hooks): Type of argument of the hooks changed to
704 * doc/invoke.texi (-fspeculative-prefetching): Document.
706 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
708 PR rtl-optimization/16408
709 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
711 2004-09-01 Richard Henderson <rth@redhat.com>
713 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
714 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
716 2004-09-01 Jakub Jelinek <jakub@redhat.com>
718 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
720 2004-09-01 Mike Stump <mrs@apple.com>
722 * config/darwin.c (machopic_symbol_defined_p): In addition to
723 being SYMBOL_REF_LOCAL_P, a symbol must also be
724 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
725 defined in this output file, or translation unit in the case
726 of IMA not being used.
727 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
728 never need .indirect_symbol when indirecting.
730 2004-09-01 Jakub Jelinek <jakub@redhat.com>
732 * Makefile.in (bb-reorder.o): Add several dependencies.
734 2004-09-01 Jakub Jelinek <jakub@redhat.com>
736 * fold-const.c (operand_equal_p): Require equal sign also for
737 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
739 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
741 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
742 for use in configargs.h. Put the cname in a separate variable. Use
743 that to set target_cpu_default2.
745 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
746 Nick Clifton <nickc@redhat.com>
748 * config/sh/sh.md ("length"): Increase branch length when
749 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
750 constant, 2 byte for aligning the constant.
752 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
754 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
756 (arm7tdmi-s): New CPU name.
757 * arm/arm.c (ARM_CORE): Update for new format.
758 * arm/arm.h (ARM_CORE): Likewise.
759 * arm/gentune.sh: Update for extra field.
760 * config.gcc: Likewise.
761 * arm/arm-tune.md: Regenerate.
762 * doc/invoke.texi: Document the real processor names for ARM cpus.
764 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
766 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
767 (floatdidf): New functions.
768 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
769 (floatdisf): New functions.
770 * t-arm-elf: Use them.
772 2004-09-01 Ziemowit Laski <zlaski@apple.com>
774 * c-common.h (lookup_interface): Remove prototype.
775 (is_class_name): Rename to objc_is_class_name.
776 (lookup_objc_ivar): Rename to objc_lookup_ivar.
777 (get_current_scope): Rename to objc_get_current_scope.
778 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
779 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
780 (yylexname): Call objc_is_class_name() instead of is_class_name().
781 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
782 instead of lookup_objc_ivar().
783 * stub-objc.c (lookup_interface): Remove stub.
784 (is_class_name): Rename to objc_is_class_name.
785 (lookup_objc_ivar): Rename to objc_lookup_ivar.
787 2004-08-31 Mark Mitchell <mark@codesourcery.com>
789 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
790 * config/arm/lib1funcs.asm: Do not include supplemental .S files
791 when compiling for Symbian.
792 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
793 (TARGET_OS_CPP_BUILTINS): Likewise.
794 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
796 2004-08-31 Stan Shebs <shebs@apple.com>
798 * toplev.c (process_options): Ensure debug_hooks is initialized.
800 2004-08-31 Mark Mitchell <mark@codesourcery.com>
802 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
803 * target.h (cxx): Add export_class_data.
804 * config/arm/arm.c (arm_cxx_export_class_data): New function.
805 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
806 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
808 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
810 * config/sh/sh.c (output_branch): Check the insn length possibly
813 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
815 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
817 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
819 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
820 (c_sizeof_of_alignof_type): Likewise.
821 * expr.c (array_ref_element_size): Likewise.
822 (highest_pow2_factor_for_target): Likewise.
823 * gimplify.c (canonicalize_addr_expr): Likewise.
824 (gimplify_compound_lval): Likewise.
825 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
826 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
827 * varasm.c (assemble_variable): Likewise.
828 (output_constant_def_contents): Alignments are unsigned.
830 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
831 Jeff Law <law@redhat.com>
833 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
836 2004-08-31 Mark Mitchell <mark@codesourcery.com>
838 * hooks.c (hook_bool_void_true): New function.
839 * hooks.h (hook_bool_void_true): Declare.
840 * target-def.h (TARGET_CXX): Add
841 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
842 * target.h (struct cxx): Add key_method_may_be_inline.
843 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
845 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
846 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
849 2004-08-31 Denis Chertykov <denisc@overta.ru>
852 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
853 frame pointer register only in Pmode while reload in progress.
855 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
858 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
859 because it breaks the 32-bit shift patterns that rely on a match_dup.
861 2004-08-31 Matt Austern <austern@apple.com>
863 * config/darwin.c (darwin_make_decl_one_only): Allocate section
864 names once per compilation, instead of once per symbol.
866 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
868 * Makefile.in (build_subdir): New substitution.
869 (fixinc.sh): Simplify heavily since fixincludes is already built.
870 (stmp-fixinc): Depend on specs.ready.
871 (install-mkheaders): Use new location of fixincludes.
872 (clean): Do not descend into fixinc.
873 (FORBUILD): Replace with ../$(build_subdir).
874 * configure.ac (build_subdir): Substitute.
875 (FORBUILD): Do not set.
876 (all_outputs): Remove fixinc/Makefile.
877 (default commands): Do not create links in fixinc.
878 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
879 the fixincludes configuration steps and substituting
880 @FIXINCL@ in fixinc.in.
881 * fixinc.in: New, from fixinc/fixincl.sh.
885 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
887 * attribs.c (strip_attrs): Remove.
888 (split_specs_attrs): Move ...
889 * c-decl.c: ... to here.
890 * tree.h (split_specs_attrs, strip_attrs): Remove.
891 * c-tree.h (split_specs_attrs): Declare.
893 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
895 * read-rtl.c: Disable RTL checking.
896 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
898 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
900 * config/mips/mips.md (fcond): New code macro and attribute.
901 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
902 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
903 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
905 2004-08-30 Mark Mitchell <mark@codesourcery.com>
908 2004-08-29 Mark Mitchell <mark@codesourcery.com>
909 PR rtl-optimization/16590
910 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
912 2004-08-30 Andrew Pinski <apinski@apple.com>
915 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
916 * ChangeLog: Fix previous ChangeLog entry.
919 * config.host (use_long_long_for_widest_fast_int): New, default is
921 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
922 * configure.ac: If use_long_long_for_widest_fast_int, then
923 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
924 * configure: Regenerate.
925 * config.in: Regenerate.
926 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
927 New: widest integer type supported efficiently in hardware for the
929 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
930 HOST_BITS_PER_WIDEST_FAST_INT.
931 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
932 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
934 instead of HOST_WIDE_INT.
935 (HARD_REG_SET_LONGS): Likewise.
936 (UHOST_BITS_PER_WIDE_INT): Likewise.
937 Change the checks for the fast cases to be based on
938 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
940 2004-08-30 Steven Bosscher <stevenb@suse.de>
942 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
945 2004-08-30 Geoffrey Keating <geoffk@apple.com>
951 * c-decl.c (grokdeclarator): Produce error for 'static' on local
952 function declaration.
954 2004-08-30 Richard Henderson <rth@redhat.com>
956 * expr.c (array_ref_element_size): Force aligned_size back to
958 (component_ref_field_offset): Similarly for aligned_offset.
959 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
960 low-bound, element-size, field-offset fields rather than
963 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
965 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
968 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
970 * c-tree.h (struct language_function): Add arg_info element.
971 * c-decl.c (current_function_arg_info): New.
972 (grokdeclarator, store_parm_decls): Use it instead of
974 (c_push_function_context, c_pop_function_context): Save and
977 2004-08-30 Richard Henderson <rth@redhat.com>
979 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
980 COMPONENT_REF to pointer arithmetic.
981 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
982 constant "c" as a valid constant initializer. Allow narrowing of
983 differences against the same base object, for any base object.
985 2004-08-30 Richard Henderson <rth@redhat.com>
987 * expr.c (expand_expr_addr_expr): New.
988 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
990 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
992 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
993 (mips_fp_condition): New enum.
994 (mips_fp_conditions): New array.
995 (print_fcc_operand): Delete.
996 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
997 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
998 (builtin_description): Add "cond" field.
999 (DIRECT_BUILTIN): Initialize it.
1000 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
1001 into INSN and CODE. Initialize the "cond" field.
1002 (CMP_BUILTINS): Update accordingly.
1003 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
1004 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
1005 mips_fp_condition as argument. Make it the final operand of the
1006 comparison instruction.
1007 (mips_expand_builtin): Update accordingly.
1008 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
1009 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
1011 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
1012 Don't use the 'Q' operand prefix; just print the operand normally.
1013 (mips_cabs_*, mips_c_*): Delete, replacing with...
1014 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
1015 patterns. Split the 4s versions into 2 ps patterns after reload.
1017 2004-08-30 Richard Henderson <rth@redhat.com>
1019 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
1020 assuming an ADDR_EXPR is non-null.
1022 2004-08-30 Jason Merrill <jason@redhat.com>
1024 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
1026 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
1028 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
1029 * gcov.c (abort): Remove undef.
1031 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
1032 (struct tree_binfo): Remove primary field.
1034 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
1036 * fixinc/Makefile.in (machname.h): Remove.
1037 (fixincl.x): Do not pass $@ to genfixes.
1038 * fixinc/genfixes: Remove code to produce machname.h.
1039 * fixinc/fixincl.sh: Move it here instead.
1040 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
1041 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
1042 return a bool indicating whether pz_mn_name_pat is NULL.
1043 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
1044 Declare extern C variables for the ENV_TABLE.
1045 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
1046 instead use the result of mn_get_regexps.
1047 * fixinc/fixtests.c: Likewise.
1049 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
1051 * configure.ac: Do not run fixincludes after stage1 during
1053 * configure: Regenerate.
1055 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
1057 * sched-deps.c (get_condition): Partially revert previous, by never
1058 trying to extract the condition from a condjump.
1060 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
1062 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
1063 (handle_visibility_attribute, c_determine_visibility): Likewise.
1064 * c-common.h (my_friendly_assert): Remove.
1066 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
1068 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
1069 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
1070 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
1071 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
1072 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
1074 2004-08-30 Diego Novillo <dnovillo@redhat.com>
1076 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
1077 in COMPONENT_REF nodes.
1079 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1082 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
1083 global_dc->warning_as_error_requested.
1084 * diagnostic.c (diagnostic_initialize): Tidy.
1085 * diagnostic.h (diagnostic_context::x_data): Remove
1086 (diagnostic_context::issue_warnings_are_errors_message): Rename
1087 from warnings_are_errors_message.
1088 (diagnostic_context::warning_as_error_requested): New.
1090 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
1092 * sched-deps.c (get_condition): Fix breakage in previous patch.
1094 2004-08-30 Paul Brook <paul@codesourcery.com>
1096 * doc/install.texi: Fix broken mpfr link.
1098 2004-08-29 David O'Brien <obrien@FreeBSD.org>
1100 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
1101 other FreeBSD platforms.
1103 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
1105 * arm.h (REVERSE_CONDITION): Define.
1106 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
1108 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
1110 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
1111 just the codes, call reversed_comparison_code ().
1112 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
1113 (not_reg_cond): Use reversed_comparison_code.
1114 (and_reg_cond): Likewise.
1115 * ifcvt.c (cond_exec_process_if_block): Likewise.
1116 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
1118 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
1120 * sched-deps.c (get_condition): Rewrite using jump support functions.
1121 Use reversed_comparison_code.
1122 (conditions_mutex_p): Use reversed_comparison_code.
1124 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1126 * config/mips/mips.c (override_options): Disable hot/cold partitioning
1129 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1131 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
1132 (mips_function_type): Move to mips.c.
1133 * config/mips/mips.c (mips_builtin_type): New enum.
1134 (builtin_description): Replace code and ftype with builtin_type
1136 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
1137 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
1138 (CODE_FOR_mips_abs_ps): Define.
1139 (mips_bdesc): Use new macros.
1140 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
1141 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
1142 (mips_expand_builtin_direct): New function.
1143 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
1144 builtin. Replace boolean parameter with builtin_type.
1145 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
1146 (mips_expand_4s_compare_builtin): Delete, replacing with...
1147 (mips_expand_builtin_compare): ...this new function.
1149 2004-08-29 Mark Mitchell <mark@codesourcery.com>
1151 PR rtl-optimization/16590
1152 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
1154 2004-08-29 Diego Novillo <dnovillo@redhat.com>
1156 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
1157 * tree-ssa-propagate.c: Fix documentation.
1159 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1161 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
1162 (mov[sd]fcc): Likewise.
1164 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1166 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
1168 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1170 * config/mips/mips.md (divide_condition): New mode attribute.
1171 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
1172 (sqrt[sd]f3): Redefine using SCALARF.
1173 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
1176 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1178 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
1179 (loadx, storex, fmt, UNITMODE): New mode attributes.
1180 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
1181 (mul[sd]f3): Redefine using :SCALARF.
1182 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
1183 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
1184 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
1185 Check TARGET_FUSED_MADD for V2SF too.
1186 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
1188 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
1189 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
1191 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1193 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
1194 V2SF_type_node if it will be needed.
1196 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1198 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
1199 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
1200 (mips_prepare_builtin_target): New function.
1201 (mips_expand_builtin): Use them. Update calls to subroutines.
1202 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
1203 cmp_choice with a boolean argument to select between movt and movf.
1204 Take the comparison's icode as an argument, not the function's fcode.
1205 (mips_expand_compare_builtin): New function. Rename existing function
1206 to mips_expand_scalar_compare_builtin.
1207 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
1208 (mips_expand_ps_compare_builtin): Use the new functions. Take the
1209 comparison's icode as an argument, not the builtin's fcode.
1211 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1213 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
1214 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
1215 registers are false and -1 if all registers are true.
1216 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
1217 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
1218 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
1219 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
1220 (bc1any2t, bc1any2f): Likewise CCV2.
1221 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
1223 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
1225 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
1226 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
1227 UNSPEC rather than an IF_THEN_ELSE.
1228 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
1229 mips_cond_move_tf_ps by name.
1231 2004-08-29 Chao-ying Fu <fu@mips.com>
1232 James E Wilson <wilson@specifixinc.com>
1234 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
1235 8 byte size and alignment. Give CCV4 16 byte size and alignment.
1236 * config/mips/mips-ps-3d.md: New file.
1237 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
1238 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1239 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
1240 (mips_output_move): Emit "mov.ps" for V2SFmode.
1241 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
1243 (override_options): Check if TARGET_MIPS3D and there was an explicit
1244 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
1245 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
1246 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
1247 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
1248 and allow CCV2 and CCV4 to occupy two and four CC registers.
1249 (print_fcc_operand): New function.
1250 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
1251 %Z to call print_fcc_operand.
1252 (mips_function_value): Handle MODE_VECTOR_FLOAT.
1253 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
1254 (mips_vector_mode_supported_p): New function.
1255 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
1256 (builtin_description): New struct.
1257 (mips_bdesc): New array of struct builtin_description.
1258 (mips_expand_builtin, mips_init_builtins,
1259 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
1260 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
1262 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
1263 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
1264 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
1265 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
1266 "-mips3d", and "-mno-mips3d".
1267 (ASM_SPEC): Map -mips3d to -mips3d in gas.
1268 (EXTRA_CONSTRAINT_Y): New macro.
1269 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
1270 multi-letter constraint 'Y'.
1271 (CONSTRAINT_LEN): New macro.
1272 (enum mips_builtins): New for MIPS builtin functions.
1273 (enum mips_function_type): New for the types of MIPS builtin functions.
1274 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
1275 * config/mips/mips.md: New constants for paired single and MIPS-3D
1276 instructions. Include the new mips-ps-3d.md file.
1277 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
1278 movv2sf_hardfloat_64bit): New named patterns.
1279 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
1280 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
1281 sdxc1_v2sf_di): New unnamed patterns.
1282 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
1283 const_vector support.
1284 (const_0_or_1_operand): New predicate.
1285 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
1287 2004-08-29 Diego Novillo <dnovillo@redhat.com>
1289 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
1290 (tree-ssa-propagate.o): New rule.
1291 (GTFILES): Add tree-ssa-propagate.c.
1292 * tree-flow.h (struct stmt_ann_d): Remove field
1294 * tree-ssa-propagate.c: New file.
1295 * tree-ssa-propagate.h: New file.
1296 * tree-ssa-ccp.c: Re-write to use the routines from
1297 tree-ssa-propagate.c.
1299 2004-08-28 Andrew Pinski <apinski@apple.com>
1301 * tree-ssa-loop.c: Remove extra include of basic-block.h.
1303 2004-08-28 Ziemowit Laski <zlaski@apple.com>
1305 * c-common.h: Update comments about ObjC/ObjC++ entry points.
1306 (objc_is_reserved_word): New prototype.
1307 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
1308 separate section; these are call-backs.
1309 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
1310 ObjC/ObjC++ "@" keywords.
1311 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
1312 prototypes; they already live in c-common.h.
1313 * stub-objc.c: Update copyright notice.
1314 (objc_is_reserved_word): New stub.
1316 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
1318 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
1319 even when not checking.
1321 2004-08-27 Jason Merrill <jason@redhat.com>
1324 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
1325 (gimple_push_cleanup): Add eh_only parm.
1326 (gimplify_target_expr): Pass it.
1327 * c.opt (-fno-threadsafe-statics): New option.
1328 * c-opts.c (c_common_handle_option): Handle it.
1329 * c-common.h (flag_threadsafe_statics): Declare it.
1330 * c-common.c (flag_threadsafe_statics): Record it.
1331 * doc/invoke.texi: Document it.
1332 * tsystem.h (_GNU_SOURCE): Define.
1333 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
1334 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
1335 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
1336 (__gthread_recursive_mutex_init_function): New fn.
1337 (__gthread_recursive_mutex_lock): New fn.
1338 (__gthread_recursive_mutex_trylock): New fn.
1339 (__gthread_recursive_mutex_unlock): New fn.
1340 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
1341 * gthr-win32.h, gthr-vxworks.h: Likewise.
1344 2004-08-27 David Edelsohn <edelsohn@gnu.org>
1346 * config/rs6000/rs6000.c (rs6000_override_options): Increase
1347 maximum skip to 15. Set function alignment, jump alignment, and
1348 loop alignment to 16 for processors that form dispatch groups.
1349 (rs6000_rtx_costs): outer_code is used.
1351 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
1353 * stor-layout.c (sizetype_set): Remove.
1354 (set_sizetype): Don't test or set it.
1356 * tree.h (size_int_type): Remove.
1357 * fold-const.c: Do not #include gt-fold-const.h.
1358 (size_htab_hash, size_htab_eq): Remove.
1359 (size_int_kind): Use build_int_cst.
1360 (new_const, size_htab): Remove.
1361 (size_int_type): Remove.
1362 (round_up): Use build_int_cst.
1363 (round_down): Likewise. Remove spurious constant build.
1365 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
1367 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
1368 Add is_release variable, use it for --enable-werror and
1369 --enable-checking defaults.
1370 * system.h (gcc_assert, gcc_unreachable): New.
1371 * doc/install.texi (--enable-checking): Update.
1372 * configure, config.in: Rebuilt.
1374 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
1376 * rtl.h (read_rtx): Change prototype.
1377 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
1378 line number. Return true on success.
1379 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
1380 callers accordingly.
1382 2004-08-26 Richard Henderson <rth@redhat.com>
1384 * c-typeck.c (build_offsetof): Remove.
1385 * c-tree.h (build_offsetof): Remove.
1386 * c-common.c (fold_offsetof_1, fold_offsetof): New.
1387 * c-common.h (fold_offsetof): Declare.
1388 * c-parse.in (offsetof_base): New.
1389 (offsetof_member_designator): Use it. Build references, not just
1391 (primary): Use fold_offsetof, not build_offsetof.
1393 2004-08-26 Richard Henderson <rth@redhat.com>
1395 * tree.c (staticp): Return the static object.
1396 * tree.h (staticp): Update decl.
1397 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
1398 * langhooks.c (lhd_staticp): Return NULL_TREE.
1399 * langhooks-def.h (lhd_staticp): Update decl.
1400 * c-common.c (c_staticp): Return the static object.
1401 * c-common.h (c_staticp): Update decl.
1403 2004-08-26 Richard Henderson <rth@redhat.com>
1405 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
1408 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
1411 * c-decl.c (struct c_binding): Add type and inner_comp fields.
1412 (bind): Set type and inner_comp fields.
1413 (pop_scope): Restore type of decl to the correct type from an
1414 outer scope. Give error when popping file scope for incomplete
1415 arrays completed incompatibly with default initialization in an
1417 (diagnose_mismatched_decls): Handle externs with initializers at
1419 (pushdecl): Set type of external declaration at block scope based
1420 only on the visible declarations. Save type when changing the
1421 type of a declaration. Merge an external declaration at block
1422 scope with a visible static declaration at file scope.
1423 (implicitly_declare): Give recycled old declaration the new type
1424 except for incompatible declarations of built-in functions, saving
1427 2004-08-26 Ziemowit Laski <zlaski@apple.com>
1429 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
1431 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
1433 * tree-alias-common.c (gate_pta): New function.
1434 (pass_build_pta): Use it.
1435 (pass_del_pta): Use it.
1436 (delete_alias_vars): Don't check flag_tree_points_to.
1438 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1440 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
1441 TFmode as additional register mode cloberred by call.
1443 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1445 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
1446 parallel pattern for library call returning DImode in
1449 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1451 * config/rs6000/rs6000.c (function_arg): Generate parallel
1452 pattern for more split args.
1454 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1456 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
1457 either gen_movdi_di_update or gen_movdi_si_update depending on
1459 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
1460 to generate two versions.
1462 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
1464 * Makefile.in (lambda-code.o): New.
1465 (lambda-trans.o): Ditto.
1466 (TREE_DATA_REF_H): Ditto.
1468 (lambda-mat.o): Use LAMBDA_H.
1469 (tree-data-ref.o): Ditto.
1470 * lambda-code.c: New file. Lambda code generation algorithm.
1471 * lambda-trans.c: Ditto. Lambda transformation matrix support.
1472 * lambda.h: Add lambda loop structures.
1473 Add lambda loopnest structures.
1474 Add lambda body vector structure.
1475 Add lambda linear expression structures.
1476 Add prototypes for functions in new files.
1477 * lambda-mat.c: Include tree.h
1479 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
1480 Sebastian Pop <pop@cri.ensmp.fr>
1482 * tree-data-ref.h: Include lambda.h
1483 (free_dependence_relation): Declared here.
1484 (free_dependence_relations): Ditto.
1485 (free_data_refs): Ditto.
1486 * tree-data-ref.c (free_dependence_relation): New function.
1487 (free_dependence_relations): Ditto.
1488 (free_data_refs): Ditot.
1489 (analyze_all_data_dependences): Free datarefs and dependence_relations.
1490 (build_classic_dist_vector): Store in the dependence_relations the
1491 information. Each arc in the dependence_relations graph is labelled
1492 with the distance and direction vectors.
1493 (build_classic_dir_vector): Ditto.
1494 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
1495 Now computes again the whole dependence graph including read-read
1497 (compute_data_dependences_for_loop): Now dependence_relations contains
1498 all the data, and thus it doesn't need to initialize the classic_dir
1499 and classic_dist vectors.
1500 (analyze_all_data_dependences): Adjusted for using the new interface of
1501 compute_data_dependences_for_loop. Remove the statistics dump.
1503 2004-08-26 Bob Wilson <bob.wilson@acm.org>
1505 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
1506 (xtensa_expand_block_move): Update comment.
1507 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
1509 2004-08026 Richard Earnshaw <rearnsha@arm.com>
1512 * toplev.c (crash_signal): If we crashed while emitting
1513 a user asm, then die more gracefully.
1515 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1518 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
1519 checking for a valid constant, regardless of sign.
1521 2004-08-25 Richard Henderson <rth@redhat.com>
1524 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
1525 if the constant satisfies add_operand.
1527 2004-08-25 Richard Henderson <rth@redhat.com>
1530 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
1531 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
1532 unwind info for >16-bit frames.
1534 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
1537 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
1539 2004-08-25 Richard Henderson <rth@redhat.com>
1541 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
1542 (TARGET_CANNOT_FORCE_CONST_MEM): New.
1544 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
1546 * doc/tree-ssa.texi: Document new operand iterator.
1548 2004-08-26 Alan Modra <amodra@bigpond.net.au>
1551 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
1552 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
1555 2005-08-28 Paul Brook <paul@codesourcery.com>
1557 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
1558 -mfpu=vfp -march=armv5t
1559 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
1561 2004-08-25 Richard Henderson <rth@redhat.com>
1563 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
1564 * target.h (struct gcc_target): Add scalar_mode_supported_p.
1565 * targhooks.c (default_scalar_mode_supported_p): New.
1566 * targhooks.h (default_scalar_mode_supported_p): Declare.
1567 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
1569 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
1570 before attempting to create types. Tidy.
1571 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
1573 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
1574 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
1576 2004-08-25 Richard Henderson <rth@redhat.com>
1578 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1579 set REAL_MODE_FORMAT for TFmode.
1581 2004-08-25 Ziemowit Laski <zlaski@apple.com>
1583 * c-decl.c (grokparm): New function.
1584 * c-tree.h (grokparm): New prototype.
1586 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
1588 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
1589 iterator controlling structure.
1590 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
1591 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
1592 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
1594 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
1595 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
1596 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
1597 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
1598 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
1599 Empty operand pointers.
1600 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
1601 (op_iter_next_use): New. Return next use_operand_p.
1602 (op_iter_next_def): New. Return next def_operand_p.
1603 (op_iter_next_tree): New. Return next operands as a tree.
1604 (op_iter_init): New. Initialize an iterator structure.
1605 (op_iter_init_use): New. Initialize structure and get the first use.
1606 (op_iter_init_def): New. Initialize structure and get the first def.
1607 (op_iter_init_tree): New. Initialize structure and get the first tree.
1608 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
1609 (op_iter_init_maydef): New. Initialize structure and get the first
1611 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
1612 * tree-dfa.c (compute_immediate_uses_for_stmt,
1613 redirect_immediate_uses): Use new operand iterator.
1614 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
1615 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
1616 operands instead of using *_disappeared_p routines.
1617 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
1618 ssa_rewrite_stmt): Use new operand iterator.
1619 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1620 rewrite_trees): Use new operand iterator.
1621 * tree-pretty-print.c (dump_vops): Use new operand iterator.
1622 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
1623 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
1624 dump_points_to_info): Use new operand iterator.
1625 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
1626 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
1628 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
1629 propagate_necessity): Use new operand iterator.
1630 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
1631 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
1632 a parameter instead of a stmt_ann_t.
1633 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
1634 build_tree_conflict_graph): Use new operand iterator.
1635 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
1636 rewrite_mem_refs): Use new operand iterator.
1637 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1638 check_loop_closed_ssa_use): Use new operand iterator.
1639 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
1640 * tree-ssanames.c (release_defs): Use new operand iterator.
1641 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
1643 2004-08-25 Adam Nemet <anemet@lnxw.com>
1645 * tlink.c (initial_cwd): New variable.
1646 (tlink_init): Initialize it.
1647 (recompile_files): Use tlink_execute() instead of system(). Don't
1648 duplicate verbose output of collect_execute. Restore initial_cwd.
1649 Update comment before the function.
1651 2004-08-25 Ziemowit Laski <zlaski@apple.com>
1653 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
1654 accept) a cast from one Objective-C pointer type to another.
1656 2004-08-25 Paolo Carlini <pcarlini@suse.de>
1658 * doc/install.texi: Document that libstdc++-v3 requires
1661 2004-08-25 Caroline Tice <ctice@apple.com>
1663 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
1664 to comments at start of function.
1665 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
1667 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1668 merge_blocks_move_predecessor_nojumps,
1669 merge_blocks_move_successor_nojumps, merge_blocks_move,
1670 try_crossjump_to_edge, try_crossjump_bb): Likewise.
1671 * cfglayout.c (fixup_reorder_chain): Likewise.
1672 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1673 cfg_layout_can_merge_blocks_p): Likewise.
1674 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
1675 * passes.c (rest_of_compilation): Update comments for calling
1676 optimization that partitions hot/cold basic blocks.
1677 * doc/invoke.texi: Update documentation of
1678 freorder-blocks-and-partition flag.
1680 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
1682 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
1683 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
1685 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
1687 * config/mips/mips.md (any_shift): New code macro.
1688 (optab, insn): New code attributes.
1689 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
1690 Use the standard rather than internal patterns for the MIPS16
1691 double-shift optimization.
1692 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
1693 Redefine using :GPR and any_shift.
1694 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
1695 to cover all three shifts.
1696 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
1697 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
1698 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
1700 2004-08-24 Geoffrey Keating <geoffk@apple.com>
1702 * gimplify.c (lookup_tmp_var): Separate temporaries when not
1705 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1707 PR libstdc++/17005 (fix for HP-UX 11.11)
1708 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
1709 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
1710 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
1711 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
1712 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
1713 (LINK_SPEC): Handle march=1.0 option.
1714 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
1715 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
1716 (SUBTARGET_OPTIONS): New define.
1717 (LINK_SPEC): Handle march=1.0 option.
1718 (STARTFILE_SPEC): New define.
1719 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
1720 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
1721 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
1722 (SUBTARGET_OPTIONS): New define.
1723 (LINK_SPEC): Handle march=1.0 option.
1724 (STARTFILE_SPEC): New define.
1725 * config/pa/pa.c (override_options): Add code to process -munix= option.
1726 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
1727 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
1729 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
1730 (SUBTARGET_OPTIONS): Provide default define.
1731 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
1732 STANDARD_STARTFILE_PREFIX_2): New defines.
1733 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
1734 (ENDFILE_SPEC): Use %O.
1735 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
1736 Mention issue caused by changing namespace and runtime to UNIX 95/98.
1737 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
1738 Document -munix=std option.
1740 2004-08-25 Steven Bosscher <stevenb@suse.de>
1742 * cse.c (cse_around_loop, cse_check_loop_start,
1743 cse_set_around_loop): Remove.
1744 (cse_basic_block): Remove the around_loop argument.
1745 (cse_end_of_basic_block): Remove the after_loop argument.
1746 (cse_main): Likewise.
1747 * rtl.h (cse_main): Update prototype.
1748 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
1749 rest_of_handle_gcse): Update cse_main calls.
1751 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
1753 * tree.h (build_int_cst): New, sign extended constant.
1754 (build_int_cstu): New, zero extended constant.
1755 (build_int_cst_wide): Renamed from build_int_cst.
1756 * tree.c (build_int_cst, build_int_cstu): New.
1757 (build_int_cst_wide): Renamed from build_int_cst.
1758 (make_vector_type, build_common_tree_nodes,
1759 build_common_tree_nodes_2): Adjust build_int_cst calls.
1760 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
1761 expand_builtin_strpbrk, expand_builtin_fputs,
1762 build_string_literal, expand_builtin_printf,
1763 expand_builtin_sprintf, fold_builtin_classify_type,
1764 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
1765 fold_builtin_toascii, fold_builtin_isdigit,
1766 simplify_builtin_strstr, simplify_builtin_strpbrk,
1767 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
1768 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
1769 DEF_ATTR_INT): Likewise.
1770 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
1772 * c-lex.c (interpret_integer, lex_charconst): Likewise.
1773 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
1774 * c-pretty-print.c (pp_c_integer_constant): Likewise.
1775 * c-typeck.c (really_start_incremental_init, push_init_level,
1776 set_nonincremental_init_from_string): Likewise.
1777 * calls.c (load_register_parameters): Likewise.
1778 convert.c (convert_to_pointer): Likewise.
1779 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
1780 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
1781 build_gcov_info): Likewise.
1782 * except.c (init_eh, assign_filter_values): Likewise.
1783 * expmed.c (store_fixed_bit_field, extract_bit_field,
1784 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
1785 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
1786 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
1787 * expr.c (convert_move, emit_group_load, emit_group_store,
1788 expand_assignment, store_constructor, store_field,
1789 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
1790 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
1791 invert_truthvalue, optimize_bit_field_compare,
1792 decode_field_reference, all_ones_mask_p, constant_boolean_node,
1793 fold_div_compare, fold, fold_read_from_constant_string,
1794 fold_negate_const, fold_abs_const, fold_not_const, round_up,
1795 round_down): Likewise.
1796 * function.c (assign_parm_setup_block): Likewise.
1797 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
1799 * stor-layout.c (layout_type, initialize_sizetypes,
1800 set_min_and_max_values_for_integral_type): Likewise.
1801 * tree-chrec.c (chrec_fold_multiply_poly_poly,
1802 reset_evolution_in_loop): Likewise.
1803 * tree-chrec.h (build_polynomial_chrec): Likewise.
1804 * tree-complex.c (build_replicated_const): Likewise.
1805 * tree-eh.c (honor_protect_cleanup_actions,
1806 lower_try_finally_onedest, lower_try_finally_copy,
1807 lower_try_finally_switch): Likewise.
1808 * tree-mudflap.c (mf_build_string, mx_register_decls,
1809 mudflap_register_call, mudflap_enqueue_constant): Likewise.
1810 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
1811 * tree-pretty-print.c (dump_generic_node): Likewise.
1812 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
1814 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
1815 * tree-ssa-loop-niter.c (number_of_iterations_cond,
1816 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
1818 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
1819 canonicalize_loop_induction_variables): Likewise.
1820 * tree-vectorizer.c (vect_create_index_for_array_ref,
1821 vect_transform_loop_bound, vect_compute_data_ref_alignment):
1824 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
1825 alpha_gimplify_va_arg_1): Likewise.
1826 * config/arm/arm.c (arm_get_cookie_size): Likewise.
1827 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1828 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1829 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1830 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
1831 mips_gimplify_va_arg_expr): Likewise.
1832 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1833 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
1834 add_compiler_branch_island): Likewise.
1835 * config/s390/s390.c (s390_va_start): Likewise.
1836 * config/sh/sh.c (sh_va_start): Likewise.
1837 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1839 * config/xtensa/xtensa.c (xtensa_va_start,
1840 xtensa_gimplify_va_arg_expr): Likewise.
1842 * objc/objc-act.c (build_objc_string_object,
1843 build_objc_symtab_template, init_def_list, init_objc_symtab,
1844 init_module_descriptor, generate_static_references,
1845 build_selector_translation_table, get_proto_encoding,
1846 build_typed_selector_reference, build_selector_reference,
1847 build_next_objc_exception_stuff,
1848 build_method_prototype_list_template, generate_descriptor_table,
1849 generate_protocols, build_protocol_initializer,
1850 build_ivar_list_template, build_method_list_template,
1851 build_ivar_list_initializer, generate_ivars_list,
1852 generate_dispatch_table, generate_protocol_list,
1853 build_category_initializer, build_shared_structure_initializer,
1854 generate_shared_structures, handle_impent,
1855 generate_objc_image_info): Likewise.
1857 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
1859 * cfglayout.c (duplicate_insn_chain): Remove references to
1860 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
1861 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
1862 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
1863 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
1864 and NOTE_INSN_LOOP_CONT.
1865 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
1866 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
1867 and NOTE_INSN_LOOP_CONT.
1868 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
1869 check_dbra_loop, loop_dump_aux): Remove references to removed notes
1871 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
1872 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
1873 references to removed notes and fields.
1874 (subtract_reg_term, ujump_to_loop_cont): Remove.
1876 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
1878 * doc/install.texi: Document that libcpp does not require
1879 Automake any longer. Document that Automake 1.9.1 should
1882 2004-08-25 Zack Weinberg <zack@codesourcery.com>
1884 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
1885 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
1886 DWARF_DEBUGGING_INFO from choice-of-definition chain;
1887 restructure using C89 features (#elif, #error).
1888 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
1889 * config/sh/sh.h: Remove references to DWARF_DEBUG.
1890 * doc/invoke.texi: Remove references to DWARF version 1;
1891 clarify why -gdwarf-2<n> doesn't work.
1893 2004-08-25 Zack Weinberg <zack@codesourcery.com>
1895 * basic-block.h (BB_SET_PARTITION): Clear old value first.
1896 * cfg.c (clear_bb_flags): Don't clear partition setting.
1897 * ifcvt.c (find_if_case_1): Remove ??? comment.
1899 2004-08-25 Alan Modra <amodra@bigpond.net.au>
1902 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
1903 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
1904 current_function_stdarg in place of sysv_varargs_p.
1905 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
1908 2004-08-24 Richard Henderson <rth@redhat.com>
1911 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
1912 random codes within CONST.
1914 2004-08-24 James E Wilson <wilson@specifixinc.com>
1916 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
1917 -freorder-blocks-and-partition.
1919 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1922 * tree-ssa-threadupdate.c (redirection_data): Make static.
1923 (thread_block): Use ggc_alloc_cleared to allocate struct
1924 redirection_data. Don't free elements in redirection_data.
1926 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1928 * config/mips/predicates.md (small_data_pattern): Match prefetches.
1930 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1932 PR tree-optimization/17016
1933 * tree-ssa-loop-niter.c (number_of_iterations_cond,
1934 number_of_iterations_exit): Use POINTER_TYPE_P instead
1935 of testing for POINTER_TYPE.
1937 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1939 * tree-ssa-loop-ivcanon.c: New file.
1940 * tree-ssa-loop-manip.c (create_iv): New function.
1941 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
1942 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
1943 * cfgloop.c (mark_single_exit_loops): New function.
1944 (verify_loop_structure): Verify single-exit loops.
1945 * cfgloop.h (struct loop): Add single_exit field.
1946 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
1947 (mark_single_exit_loops): Declare.
1948 (tree_num_loop_insns): Declare.
1949 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
1950 (duplicate_loop_to_header_edge): Use it.
1951 * common.opt (fivcanon): New flag.
1952 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
1953 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
1954 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
1955 (bsi_insert_on_edge_immediate): New function.
1956 * tree-flow.h (bsi_insert_on_edge_immediate,
1957 canonicalize_induction_variables, tree_unroll_loops_completely,
1958 create_iv): Declare.
1959 * tree-optimize.c (init_tree_optimization_passes): Add
1960 pass_iv_canon and pass_complete_unroll.
1961 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
1962 * tree-scalar-evolution.c (get_loop_exit_condition,
1963 get_exit_conditions_rec, number_of_iterations_in_loop,
1964 scev_initialize): Use single_exit information.
1965 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
1966 missing assumptions.
1967 (loop_niter_by_eval): Return number of iterations as unsigned
1969 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
1970 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
1971 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
1973 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
1974 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
1975 the defining statement is ready.
1976 * tree-vectorizer.c (vect_create_iv_simple): Removed.
1977 (vect_create_index_for_array_ref, vect_transform_loop_bound):
1979 (vect_transform_loop_bound): Use single_exit information.
1980 (vect_analyze_loop_form): Cleanup bogus tests.
1981 (vectorize_loops): Do not call flow_loop_scan.
1982 * tree.h (may_negate_without_overflow_p): Declare.
1983 * fold-const.c (may_negate_without_overflow_p): Split out from ...
1984 (negate_expr_p): ... this function.
1985 (tree_expr_nonzero_p): Handle overflowed constants correctly.
1986 * doc/invoke.texi (-fivcanon): Document.
1987 * doc/passes.texi: Document canonical induction variable creation.
1989 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1991 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
1992 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
1993 using the mode of the operand to decide between them.
1994 * config/mips/mips.md (MOVECC): New mode macro.
1995 (ccreg): New mode attribute.
1996 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
1997 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
1998 (mov[sd]icc): Redefine using :GPR.
2000 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
2002 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
2003 (mips_prefetch_cookie): New function.
2004 * config/mips/mips.c (print_operand_address): Fix handling of
2006 (mips_emit_prefetch): Delete.
2007 (mips_prefetch_cookie): New function.
2008 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
2009 mode of QImode for the address_operand. Use mips_prefetch_cookie
2010 to calculate the first "pref" operand.
2011 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
2012 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
2014 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
2016 * arm.md: Include predicates.md.
2017 * predicates.md: New file.
2018 * arm.c (s_register_operand, arm_hard_register_operand)
2019 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
2020 (arm_immediate_operand, arm_neg_immediate_operand)
2021 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
2022 (arm_add_operand, arm_addimm_operand, arm_not_operand)
2023 (offsettable_memory_operand, alignable_memory_operand)
2024 (arm_reload_memory_operand, arm_float_rhs_operand)
2025 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
2026 (index_operand, shiftable_operator, logical_binary_operator)
2027 (shift_operator, equality_operator, arm_comparison_operator)
2028 (minmax_operator, cc_register, dominant_cc_register)
2029 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
2030 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
2031 (const_shift_operand, load_multiple_operation)
2032 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
2033 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
2034 (cirrus_register_operand, cirrus_fp_register)
2035 (cirrus_shift_const): Delete, replaced with equivalents in
2037 (shift_op): Handle ROTATE.
2038 * arm-protos.h: Delete declarations for above.
2039 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
2040 * t-arm (MD_INCLUDES): Add predicates.md.
2041 (s-preds): Depends on MD_INCLUDES.
2043 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
2045 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
2046 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
2047 patterns. Redefine using :GPR. Give the match_operator a mode.
2048 Use '%2' rather than '%z2' for operand 2.
2050 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
2052 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
2055 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
2057 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
2058 of internal patterns.
2059 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
2061 (tablejump): Use expand_binop to calculate address. Adjust names
2062 of internal patterns.
2063 (tablejump[sd]i): Renamed from tablejump_internal[12].
2065 (tablejump_mips16[12]): Delete.
2067 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
2069 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
2070 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
2071 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
2072 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
2073 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
2075 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
2077 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
2078 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
2080 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
2081 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
2082 (*branch_equality[sd]i_inverted): Likewise
2083 branch_equality{,_di}_inverted.
2084 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
2085 Redefine using :GPR.
2087 2004-08-24 Zack Weinberg <zack@codesourcery.com>
2089 * rtl.def: Reorganize, placing all codes used only in machine
2090 descriptions at the end.
2092 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
2093 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
2094 rtx_name, rtx_format arrays by direct reference to rtl.def,
2095 first undefining GENERATOR_FILE. Define enum insn_note and
2096 note_insn_name array by direct reference to insn-notes.def.
2097 (adjust_field_rtx_def): Remove local definition of rtx_name.
2098 Use symbolic names for insn notes.
2099 * Makefile.in (gengtype.o): Update dependencies.
2101 2004-08-24 Zack Weinberg <zack@codesourcery.com>
2103 * basic-block.h (struct basic_block_def): Reorder fields to
2104 eliminate interior padding. Remove 'partition' field.
2105 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
2106 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
2107 (BB_COPY_PARTITION): New macros.
2108 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
2109 Replace all references to the 'partition' field of a basic
2110 block with new macros.
2112 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
2113 * final.c (final_scan_insn): Don't handle it.
2114 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
2115 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
2116 * sched-rgn.c (sched_is_disabled_for_current_region_p):
2117 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
2119 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
2121 * c-decl.c (c_init_decl_processing): Adjust
2122 build_common_tree_nodes call.
2123 * expmed.c (const_mult_add_overflow_p): Use
2124 build_distinct_type_copy.
2125 * stor-layout.c (early_type_list): Remove.
2126 (layout_type): Don't append to early_type_list.
2127 (initialize_sizetypes): Add signed_p argument.
2128 (set_sizetype): Overwrite the stub type nodes directly.
2129 * tree.c (copy_node_stat): Clear a type's value cache here ...
2130 (build_distinct_type): ... not here.
2131 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
2132 * tree.h (initialize_sizetypes): Add signed_p argument.
2133 (build_common_tree_nodes): Likewise.
2135 * objc/objc-act.c (get_static_reference): Use
2136 build_variant_type_copy.
2137 (get_protocol_reference): Likewise.
2138 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
2140 2004-08-24 Richard Henderson <rth@redhat.com>
2141 Andrew Pinski <apinski@apple.com>
2143 * gimplify.c (gimplify_array_ref_to_plus): Delete.
2144 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
2147 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
2148 ARRAY_REF also to get to the STRING_CST.
2150 2004-08-24 Paul Brook <paul@codesourcery.com>
2152 * config/arm/arm.c (arm_override_options): Update error message.
2153 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
2154 TARGET_HARD_FLOAT_ABI.
2155 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
2156 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
2158 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2161 * config/m32r.md (movsi_sda): Add SI mode specification to
2164 2004-08-24 Nick Clifton <nickc@redhat.com>
2166 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
2167 of seth_add3_operand.
2169 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
2171 * Makefile.in (PROTO_OBJS): Add errors.o.
2172 * protoize.c (fancy_abort): Remove.
2173 * mips-tfile.c (fancy_abort): Add parameters.
2175 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
2177 * doc/trouble.texi (C++ misunderstandings): Fix example code.
2179 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
2181 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
2182 (host-default.o): Add dependency on HOOKS_H.
2183 * config/x-linux: Likewise.
2184 * config/x-solaris: Likewise.
2185 * config/i386/x-mingw32: Likewise.
2186 * config/rs6000/x-darwin: Likewise.
2188 2004-08-23 James E Wilson <wilson@specifixinc.com>
2190 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
2193 2004-08-23 Mark Mitchell <mark@codesourcery.com>
2196 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
2198 2004-08-23 Diego Novillo <dnovillo@redhat.com>
2200 * cfg.c (check_bb_profile): Fix typos.
2201 * function.c (assign_parm_is_stack_parm): Likewise.
2202 * tree-nested.c: Likewise.
2204 2004-08-23 Daniel Jacobowitz <dan@debian.org>
2206 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
2208 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
2210 2004-08-23 Eric Christopher <echristo@redhat.com>
2212 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
2213 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
2214 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
2216 * hooks.h: Include machmode.h.
2217 (hook_bool_mode_false): Declare.
2218 * hooks.c (hook_bool_mode_false): Define.
2219 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
2220 * stor-layout.c (layout_type): Ditto.
2221 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
2222 Define to target macro.
2223 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
2224 * config/arm/arm.c: Ditto. Use.
2225 * config/arm/arm.h: Ditto.
2226 * config/arm/arm-protos.h: Ditto.
2227 * config/i386/i386.c: Ditto.
2228 * config/i386/i386.h: Ditto.
2229 * config/rs6000/rs6000.c: Ditto.
2230 * config/rs6000/rs6000.h: Ditto.
2231 * config/sh/sh.c: Ditto.
2232 * config/sh/sh.h: Ditto.
2233 * config/sh/sh-protos.h: Ditto.
2234 * config/sh/sh.md: Use.
2235 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
2236 to TARGET_VECTOR_MODE_SUPPORTED_P.
2238 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
2240 * Makefile.in (BUILD_ERRORS): Set to build-errors.
2241 (errors.o): New target for host.
2242 (build-errors.o): New target for build.
2243 (genobjs): Replace errors.o with build-errors.
2244 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
2245 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
2246 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
2247 (fix-header.o): Add errors.h
2248 * collect2.c (fancy_abort): Add parameters.
2249 * collect2.h (fancy_abort): Don't declare.
2250 * errors.h (fancy_abort): Don't declare.
2251 * errors.c: Include either bconfig.h or config.h.
2252 (fancy_abort): Trim filename.
2253 * fix-header.c (v_fatal, fatal): Remove.
2254 (progname): Remove definition.
2255 (main): Set progname here.
2256 * gcc.c (fancy_abort): Add parameters.
2257 * gcc.h (fancy_abort): Remove declaration.
2258 * gcov.c (fancy_abort): Remove.
2259 * rtl.h (fancy_abort): Don't declare.
2260 (abort): Don't define.
2261 * tree.h (fancy_abort): Don't declare.
2262 (abort): Don't define.
2263 * system.h (fancy_abort): Declare.
2264 (abort): Define to fancy_abort.
2265 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
2267 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
2268 (usize_type, ubitsizetype): Remove.
2269 * stor-layout.c (set_sizetype): Don't initialize usizetype,
2271 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
2273 * tree.h (build_distinct_type_copy): New.
2274 (build_type_copy): ... here. Rename to ...
2275 (build_variant_type_copy): ... here.
2276 * tree.c (build_qualified_type): Rename build_type_copy call.
2277 (build_distinct_type_copy): New, broken out of ...
2278 (build_type_copy): ... here. Rename to ...
2279 (build_variant_type_copy): ... here. Use
2280 build_distinct_type_copy.
2281 (build_common_tree_nodes_2): Rename build_type_copy call.
2282 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
2284 (handle_packed_attribute, handle_unused_attribute,
2285 handle_transparanet_union_attribute, handle_aligned_attribute,
2286 handle_deprecated_attribute): Likewise.
2287 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
2289 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
2290 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
2291 build_distinct_type_copy.
2293 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2295 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
2298 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2300 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
2302 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
2303 formerly unnamed patterns. Redefine using :P for the address. Remove
2304 explicit length attributes.
2306 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2308 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
2310 (single_reachable_address): Use them.
2311 (schedule_sm): Add dump.
2312 (is_call_clobbered_ref): New function.
2313 (determine_lsm_reg): Check whether the reference is call clobbered.
2314 Only work for gimple_reg_type values.
2316 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2318 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
2319 $31 store insns. Redefine using :GPR.
2321 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2323 * config/mips/mips.md (P): New mode macro.
2324 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
2325 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
2326 Add mode attributes.
2328 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2330 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
2331 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
2332 later constants to cover the gap.
2333 (load, store): New mode attributes.
2334 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
2335 Use new unspec constants.
2337 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2339 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
2340 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
2341 to use register_operand rather than uns_arith_operand as the predicate
2342 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
2343 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
2344 Redefine using :GPR. Make same predicate change here. Extend the
2345 commutativity of operands 1 and 2 from the SImode version to the
2347 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
2348 but with no predicate changes.
2349 (*nor[sd]i3): Redefine using :GPR.
2351 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
2353 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
2356 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2358 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
2359 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
2360 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
2361 rather than "%z2" (with a fake const0_rtx for operand 2).
2362 (ffs[sd]i2): Redefine using :GPR.
2363 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
2365 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2367 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
2369 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2371 * config/mips/mips.md (any_extend): New code macro.
2372 (u, su): New code attributes.
2373 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
2374 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
2375 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
2376 (*{s,u}mul_acc_di): Redefine using any_extend.
2377 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
2378 to reflect real insn names.
2379 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
2380 with an any_extend template.
2381 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
2384 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2386 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
2387 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
2388 (mul[sd]i3_r4000): Redefine using :GPR.
2389 (mulsi3_mult3): Don't check TARGET_MAD separately.
2390 (muldi3_mult3): Moved after mulsi_mult3.
2392 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2394 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
2395 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
2396 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
2397 (TARGET_GAS, TARGET_MIPS_AS): Delete.
2398 (TARGET_GPWORD): Define to true for n32 on IRIX.
2399 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
2400 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
2401 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
2402 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
2403 (MDEBUG_ASM_SPEC): Delete, folding into...
2404 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
2405 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
2406 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
2407 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
2408 to define asm_abi_default_spec.
2409 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
2410 (TARGET_ASM_SELECT_SECTION): Delete.
2411 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
2412 for non-mips16 code, removing previous workaround for SGI assemblers.
2413 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
2414 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
2415 (override_options): Remove !TARGET_GAS and !have_named_sections code.
2416 (print_operand): Fold TARGET_GAS conditionals into asm strings.
2417 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
2418 ASM_STABS_OP and ASM_STABN_OP.
2419 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
2420 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
2421 (mips_output_function_prologue): Remove !TARGET_GAS code.
2422 (mips_select_rtx_section): Remove !have_named_sections code.
2423 (mips_select_section): Delete.
2424 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
2425 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
2426 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
2427 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
2428 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
2429 * config/mips/windiss.h (ASM_SPEC): Likewise.
2431 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2433 * read-rtl.c (map_value, mapping, macro_group): New structures.
2434 (BELLWETHER_CODE): New macro.
2435 (modes, codes, bellwether_codes): New variables.
2436 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
2437 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
2438 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
2439 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
2440 (add_map_value, initialize_macros): New functions.
2441 (def_hash, def_hash_eq_p): Generalize to anything that points to,
2442 or starts with, a char * field.
2443 (find_macro, read_mapping, check_code_macro): New functions.
2444 (read_rtx_1): New, split out from read_rtx. Handle the new
2445 define_{mode,code}_{macro,attr} constructs. Use find_macro
2446 to parse the name of a code or mode. Use BELLWETHER_CODE to
2447 extract the format and to choose a suitable code for rtx_alloc.
2448 Modify recursive invocations to use read_rtx_1.
2449 (read_rtx): Call initialize_macros. Apply code and mode macros
2450 to the rtx returned by read_rtx_1. Cache everything after the
2451 first macro expansion for subsequent read_rtx calls.
2452 * doc/md.texi: Document new .md constructs.
2453 * config/mips/mips.md (GPR): New mode macro.
2454 (d, si8_di5): New mode attributes.
2455 (any_cond): New code macro.
2456 (add[sd]i3): Redefine using :GPR.
2457 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
2458 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
2459 previously unnamed MIPS16 patterns.
2460 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
2461 lines. Don't match (plus (const_int 0) ...).
2462 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
2463 Use a define_split to generate the addition.
2464 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
2465 (subsi3_internal): Delete.
2466 (*subsi3_extended): Renamed from subsi3_internal_2.
2467 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
2468 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
2469 using an any_cond template.
2471 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2473 * read-rtl.c (read_rtx): Tidy use of format_ptr.
2475 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2477 * read-rtl.c (string_obstack): New file-scope variable.
2478 (read_string, read_quoted_string, read_braced_string)
2479 (read_escape): Remove obstack parameter and use string_obstack instead.
2480 (read_rtx): Remove function-local rtl_obstack and initialize
2481 string_obstack instead. Update call to read_string.
2483 2004-08-22 Andrew Pinski <apinski@apple.com>
2486 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
2487 expression is not constant.
2488 (c_finish_return): Do not go through INDIRECT_REF when looking
2489 for the inner expression of an ADDR_EXPR for warning about.
2491 2004-08-22 Richard Henderson <rth@redhat.com>
2494 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
2495 create new blocks and fall through.
2496 (expand_gimple_basic_block): Update to match.
2498 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
2500 * reload.c (find_reloads_address): Make return value tri-state.
2501 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
2502 (find_reloads): Assume that reloaded addresses match 'o' or
2503 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
2504 returned 1 (not -1). Omit optional reloads for address operands
2505 only if find_reloads_address returned 1 (not -1).
2507 * config/s390/s390.c (legitimize_reload_address): New function.
2508 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
2509 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
2510 legitimize_reload_address.
2512 2004-08-22 Richard Hendersion <rth@redhat.com>
2514 * tree.h (SAVE_EXPR_RESOLVED_P): New.
2515 * gimplify.c (gimplify_save_expr): Use it.
2516 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
2517 on the temporary variable.
2519 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2521 * fold-const.c (rtl_expr_nonnegative_p): Delete.
2522 * tree.h (rtl_expr_nonnegative_p): Remove.
2524 2004-08-22 Steven Bosscher <stevenb@suse.de>
2526 * config/i386/ppro.md (ppro_complex_insn): Add missing check
2527 for cpu==pentiumpro.
2529 * combine.c (struct reg_stat): Fix comment typo.
2531 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
2533 * c-tree.h (c_sizeof_nowarn): Remove.
2535 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
2537 * c-decl.c (set_array_declarator_type): Rename to
2538 set_array_declarator_inner.
2539 (build_c_parm, build_attrs_declarator, build_function_declarator):
2541 (make_pointer_declarator): Call build_attrs_declarator.
2542 * c-tree.h (set_array_declarator_type): Rename to
2543 set_array_declarator_inner.
2544 (build_c_parm, build_attrs_declarator, build_function_declarator):
2546 * c-parse.in (after_type_declarator,
2547 parm_declarator_starttypename, parm_declarator_nostarttypename,
2548 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
2549 firstparm): Use these functions
2551 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
2553 * c-decl.c (build_array_declarator, set_array_declarator_type,
2554 start_decl, grokdeclarator, grokparms): Change boolean parameters
2556 * c-tree.h (build_array_declarator, set_array_declarator_type,
2557 start_decl): Update prototypes.
2558 * c-decl.c, c-parse.in: All callers changed.
2560 2004-08-21 Mike Stump <mrs@apple.com>
2562 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
2563 (darwin_fix_and_continue): Likewise.
2564 (darwin_fix_and_continue_switch): Likewise.
2565 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
2566 (darwin_fix_and_continue): Likewise.
2567 (darwin_fix_and_continue_switch): Likewise.
2569 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
2572 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
2573 Remove, merging into ...
2574 (gen_stdcall_or_fastcall_suffix): New function, returning tree
2575 rather than const char*, and accepting additional parameter.
2576 Don't add suffix to '*'-prefixed symbols or variadic functions.
2577 (i386_pe_encode_section_info): Adjust for call to new function.
2578 Call change_decl_assembler_name.
2580 2004-08-20 Mike Stump <mrs@apple.com>
2582 * config/darwin.c (machopic_indirect_data_reference): Mark
2584 * config/386/386.c (darwin_local_data_pic): Add.
2585 (legitimate_constant_p): Reorder so that PLUS handling runs
2586 before darwin_local_data_pic to match the ordering in
2587 legitimate_pic_address_disp_p and so that MINUS runs after
2588 darwin_local_data_pic as otherwise the darwin_local_data_pic
2589 logic can be skipped, which would be very bad.
2590 (legitimate_pic_address_disp_p): Move from from here to
2591 darwin_local_data_pic so it can be reused.
2593 2004-08-21 Alan Modra <amodra@bigpond.net.au>
2595 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
2596 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
2597 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
2598 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
2599 (RS6000_ABI_NAME): Define as "linux".
2600 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
2601 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
2602 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
2603 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
2604 * config/rs6000/rs6000.c (dot_symbols): New global var.
2605 (rs6000_output_function_entry): New function, modified for
2607 (print_operand <case 'z'>): ..extracted from here.
2608 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
2609 (rs6000_output_function_epilogue): Likewise.
2610 (rs6000_elf_declare_function_name): Likewise.
2611 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
2612 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
2613 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
2614 * configure: Regenerate.
2615 * config.in: Regenerate.
2617 2004-08-20 Mark Mitchell <mark@codesourcery.com>
2619 * reload.c (find_reloads_address): Fix thinko in previous change.
2621 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
2624 2004-08-20 Jakub Jelinek <jakub@redhat.com>
2626 PR rtl-optimization/17099
2627 * combine.c (force_to_mode): Check if inner_mask has any bits set
2628 outside of GET_MODE (x) instead of op_mode.
2630 2004-08-20 Mark Mitchell <mark@codesourcery.com>
2632 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
2634 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
2635 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
2636 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
2638 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
2640 * config/arm/t-symbian: New file.
2642 2004-08-20 Andrew Pinski <apinski@apple.com>
2644 * regrename.c (kill_value_regno): ANSIfy.
2646 2004-08-20 Dale Johannesen <dalej@apple.com>
2648 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
2650 2004-08-20 Daniel Jacobowitz <dan@debian.org>
2652 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
2653 (kill_value_regno): New function, derived from kill_value.
2654 (kill_value): Update.
2655 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
2657 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
2659 Fix PR tree-optimization/17111
2660 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
2661 of non-value_handles.
2662 (bitmap_set_contains): All constants are in every set.
2664 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
2666 * fold-const.c (round_up, round_down): Use build_int_cst.
2667 Optimize common case.
2669 2004-08-20 Zack Weinberg <zack@codesourcery.com>
2670 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2672 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
2673 one_only_data_section): Rename to som_readonly_data_section,
2674 som_one_only_readonly_data_section and som_one_only_data_section.
2675 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
2676 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
2677 conditional defines.
2678 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
2679 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
2681 (pa_select_section): Use renamed section functions.
2682 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2683 SOM_READONLY_DATA_SECTION_FUNCTION,
2684 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2685 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
2687 * config/pa/som.h: ... not here.
2688 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2689 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
2690 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2691 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
2692 (READONLY_DATA_SECTION): Use som_readonly_data_section.
2694 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
2696 * fold-const.c (int_const_binop): Don't generate non-overflowing
2697 size-types specially.
2698 (fold_convert_const): Likewise.
2700 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
2701 clear cache on copied sizetype.
2703 2004-08-20 Ben Elliston <bje@au.ibm.com>
2705 * configure.ac: Don't escape apostrophe in --enable-coverage help.
2706 * configure: Regenerate.
2708 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
2711 * gcc.c (struct stat input_stat): Don't define if
2712 HOST_LACKS_INODE_NUMBERS
2713 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
2714 than stat to determine if temp file is same as input file.
2715 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
2716 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
2718 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
2720 * configure.ac (mips*-*-*): Print an error if not using GAS.
2721 * configure: Regenerated.
2722 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
2723 comments about buggy MIPSpro assemblers.
2724 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
2725 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
2726 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
2727 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
2728 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
2729 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
2730 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
2731 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
2732 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
2733 of more general IRIX 6 definitions.
2734 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
2735 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
2736 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
2737 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
2738 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
2739 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
2740 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
2741 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
2742 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
2743 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
2744 (LINK_SPEC): Move most of definition to iris.h.
2745 (SUBTARGET_LINK_SPEC): New macro.
2746 (IRIX_STARTFILE_SPEC): Fold into...
2747 (STARTFILE_SPEC): ...here.
2748 (IRIX_ENDFILE_SPEC): Fold into...
2749 (ENDFILE_SPEC): ...here.
2750 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
2751 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
2752 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
2753 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
2754 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
2755 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
2756 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
2757 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
2758 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
2759 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
2760 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
2761 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
2762 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
2763 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
2764 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
2765 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
2766 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
2767 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
2768 (TARGET_IRIX6): Define to 1.
2769 (DRIVER_SELF_SPECS): Define.
2770 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
2771 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
2772 (SUBTARGET_LINK_SPEC): New macro.
2773 (IRIX_STARTFILE_SPEC): Fold into...
2774 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
2775 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
2776 (LIB_SPEC, LIBGCC_SPEC): Use them.
2777 (LIB_SPEC): Remove !mabi=* case.
2778 (IRIX_ENDFILE_SPEC): Fold into...
2779 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
2780 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
2781 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
2782 (TARGET_IRIX6): New macro.
2783 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
2784 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
2785 (LABEL_AFTER_LOC): Delete.
2786 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
2787 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
2788 (mips_build_builtin_va_list): Check TARGET_IRIX6.
2789 (override_options): Remove TARGET_SGI_O32_AS-related code.
2790 (irix_output_external_libcall): Make static.
2791 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
2793 (mips_file_start): Tidy guard for ABI sections. Remove use of
2794 ABICALLS_ASM_OP; use .abicalls instead.
2795 (mips_output_aligned_decl_common, mips_declare_object_name)
2796 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
2797 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
2798 .globl foo .text directives.
2799 (irix_asm_named_section_1, irix_asm_named_section)
2800 (irix_section_align_entry, irix_section_align_htab)
2801 (irix_orig_asm_out_file, irix_section_align_entry_eq)
2802 (irix_section_align_entry_hash, irix_asm_output_align)
2803 (irix_file_start, irix_section_align_1, copy_file_data)
2804 (irix_file_end, irix_section_type_flags): Delete.
2805 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
2806 Use standard section syntax. Remove protective "jr $31".
2807 (__gcc_fini): Likewise .gcc_fini.
2808 * config/mips/irix-crtn.asm: Adjust sections accordingly.
2809 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
2811 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
2813 (EXTRA_MULTILIB_PARTS): Define.
2814 * config/mips/t-iris6: Remove bogus comment.
2815 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
2816 * config/mips/iris5gas.h, config/mips/iris5gld.h,
2817 config/mips/iris6gas.h, config/mips/iris6gld.h,
2818 config/mips/t-iris5-as, config/mips/t-iris5-gas
2819 config/mips/t-irix-gld: Delete.
2820 * config/mips/iris.h: New file.
2821 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
2823 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
2825 * postreload.c (reload_cse_move2add): Allow any condjump, but check
2826 that the implicit set isn't clobbered in the jump insn.
2828 2004-08-19 Mark Mitchell <mark@codesourcery.com>
2830 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
2831 * optabs.c (init_optabs): Don't check it.
2832 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
2833 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
2835 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
2837 * config/s390/s390.md (s390_warn_framesize_string)
2838 (s390_warn_dynamic_string, s390_stack_size_string)
2839 (s390_stack_guard_string): New global string variables.
2840 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
2841 (s390_stack_guard): New global variables.
2842 (override_options): Added checks for the new options.
2843 (s390_emit_prologue): Emit stack check and trap code and perform
2844 compile time stack size checking.
2846 * config/s390/s390.h (TARGET_OPTIONS): Added new options
2847 "warn-framesize", "warn-dynamicstack", "stack-size" and
2850 * doc/invoke.texi: Added documentation for the new options.
2852 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
2854 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
2855 to eliminate warning.
2856 (linear_search_fdes): Declare p as unsigned.
2857 (binary_search_mixed_encoding_fdes): Likewise.
2858 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
2859 to eliminate warning.
2860 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
2863 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
2865 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
2866 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
2867 instead of one. Check for strictly legitimate address.
2868 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
2869 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
2871 2004-08-19 Eric Christopher <echristo@redhat.com>
2873 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
2874 * langhooks.h (unsave_expr_now): Ditto.
2875 * tree.h (unsave_expr_1): Remove prototype.
2876 (lhd_unsave_expr_now): Rename to unsave_expr_now.
2877 * tree-inline.c (unsave_expr_1): Move here
2878 from tree.c. Make static.
2879 (unsave_expr_now): Rename from lhd_unsave_expr_now.
2880 * tree-sra.c: Fix up for rename.
2881 * tree-ssa-copy.c: Ditto.
2883 * tree.c (unsave_expr_1): Move to tree-inline.c.
2885 2004-08-19 Caroline Tice <ctice@apple.com>
2887 * config/i386/cygming.h (switch_to_section): Fix typo (change
2888 in_unlikely_text_section to in_unlikely_executed_text).
2890 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
2892 * vec.h (VEC_lower_bound): New macro.
2894 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
2897 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
2898 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
2899 treat each ABI separately. Deal with n32/n64 complex float arguments.
2900 (function_arg): Add associated complex handling here.
2902 2004-08-19 Richard Henderson <rth@redhat.com>
2904 * config/arm/arm.c (arm_gen_load_multiple): Use
2905 adjust_automodify_address. Take base memory and offset instead
2906 of unchanging/struct/scalar bits.
2907 (arm_gen_store_multiple): Likewise.
2908 (arm_gen_movmemqi): Use adjust_automodify_address.
2909 * config/arm/arm-protos.h: Update decls.
2910 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
2911 (store_multiple): Similarly.
2913 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
2915 * regclass.c (globalize_reg): Update call_really_used_regs.
2917 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
2919 * doc/invoke.texi (integer-share-limit): Document.
2921 * tree.h (TYPE_CACHED_VALUES_P): New.
2922 (TYPE_CACHED_VALUES): New.
2923 (TYPE_ORIG_SIZE_TYPE): Adjust.
2924 * tree.def (INTEGER_CST): Update documentation.
2925 * tree.c: Inlcude params.h.
2926 (build_int_cst): Cache small values.
2927 (build_type_copy): Do not copy the value cache.
2928 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
2930 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
2931 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
2933 * fold-const.c (force_fit_type): Copy value when setting
2935 (int_const_binop): Likewise.
2936 * stor-layout.c: Include params.h
2937 (set_sizetype): Create values cache.
2938 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
2939 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
2940 * params.h (INTEGER_SHARE_LIMIT): New.
2941 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
2943 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
2945 * gimplify.c (gimplify_minimax_expr): Remove.
2946 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
2948 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
2950 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2951 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
2953 2004-08-19 Mark Mitchell <mark@codesourcery.com>
2955 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
2957 2004-08-18 Andrew Pinski <apinski@apple.com>
2959 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
2961 2004-08-18 Mark Mitchell <mark@codesourcery.com>
2963 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
2964 (__aeabi_ul2f): Likewise.
2966 2004-08-18 Richard Henderson <rth@redhat.com>
2968 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
2969 move to rtl completely.
2970 (struct meminsnbuf, xtensa_emit_block_move): Remove.
2971 (xtensa_find_mode_for_size): Remove.
2972 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
2973 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
2975 2004-08-18 Richard Henderson <rth@redhat.com>
2977 * config/mcore/mcore.c (mode_from_align): Remove DImode.
2978 (block_move_sequence): Rewrite to use adjust_address.
2979 (mcore_expand_block_move): Cleanup logic. Accept only operands.
2980 Return boolean indicating success/failure.
2981 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
2982 * config/mcore/mcore.md (movmemsi): Update to match.
2984 2004-08-18 Mike Stump <mrs@apple.com>
2986 * doc/invoke.texi (-mfix-and-continue): Add support for
2987 fast turn around debugging.
2988 (-ffix-and-continue): Likewise.
2989 (-mindirect-data): Likewise.
2990 (-findirect-data): Likewise.
2991 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
2992 (indirect_data): Likewise.
2993 (machopic_data_defined_p): Likewise.
2994 (machopic_output_indirection): Likewise.
2995 (darwin_encode_section_info): Likewise.
2996 (darwin_fix_and_continue): Likewise.
2997 (darwin_fix_and_continue_switch): Likewise.
2998 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
2999 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
3000 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
3001 (SUBTARGET_OPTIONS): Likewise.
3002 (darwin_fix_and_continue): Likewise.
3003 (darwin_fix_and_continue_switch): Likewise.
3004 (TARGET_FIX_AND_CONTINUE): Likewise.
3005 * config/rs6000.c (rs6000_emit_prologue): Likewise.
3007 2004-08-19 Steven Bosscher <stevenb@suse.de>
3009 * basic-block.h (struct edge_def): Remove crossing_edge.
3010 (EDGE_CROSSING): New define.
3011 (EDGE_ALL_FLAGS): Update.
3012 * bb-reorder.c (find_traces_1_round, better_edge_p,
3013 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
3014 find_jump_block, fix_crossing_conditional_branches,
3015 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3016 Replace all occurences of crossing_edge with an edge flag check
3018 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3019 try_crossjump_bb): Likewise.
3020 * cfglayout.c (fixup_reorder_chain): Likewise.
3021 * cfgrtl.c (force_nonfallthru_and_redirect,
3022 commit_one_edge_insertion): Likewise.
3024 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
3025 * tree-flow.h (compute_dominance_frontiers): Move prototype...
3026 * basic-block.h: ...here.
3027 * tree-cfg.c (compute_dominance_frontiers_1,
3028 compute_dominance_frontiers): Move from here...
3029 * cfganal.c: ...to here. Include timevar.h.
3031 2004-08-18 James E Wilson <wilson@specifixinc.com>
3033 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
3034 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
3036 * config/mips/mips.md (type): Add frdiv.
3037 (divsf3+1, divsf3+2): Change type to frdiv.
3038 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
3039 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
3041 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
3042 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
3043 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
3044 * config/mips/5000.md (r5k_fdiv_single): Likewise.
3045 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
3046 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
3047 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
3048 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
3049 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
3050 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
3052 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
3054 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
3056 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
3057 get regression tester working again.
3059 2004-08-18 Zack Weinberg <zack@codesourcery.com>
3061 * insn-notes.def, reg-notes.def: New files.
3062 * rtl.h: Use them to define enum insn_note and enum reg_note.
3063 * rtl.c: Use them to define note_insn_name and reg_note_name.
3064 * Makefile.in (RTL_BASE_H): Update.
3066 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
3067 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
3069 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
3071 * arm.c (arm_size_rtx_costs): New function.
3072 (arm_override_options): Use it if optimizing for space.
3074 2004-08-18 Richard Henderson <rth@redhat.com>
3076 * emit-rtl.c (gen_const_mem): New.
3077 * rtl.h (gen_const_mem): Declare.
3078 * expr.c (do_tablejump): Use it.
3079 * varasm.c (force_const_mem): Likewise.
3080 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3081 (machopic_legitimize_pic_address): Likewise.
3082 * config/arm/arm.c (legitimize_pic_address): Likewise.
3083 * config/i386/i386.c (legitimize_pic_address): Likewise.
3084 (legitimize_tls_address): Likewise.
3085 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
3086 * config/ia64/ia64.md (load_fptr): Likewise.
3087 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
3088 * config/pa/pa.c (legitimize_pic_address): Likewise.
3089 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3090 (rs6000_emit_move): Likewise.
3091 * config/s390/s390.c (legitimize_pic_address): Likewise.
3092 (legitimize_tls_address): Likewise.
3093 * config/s390/s390.md (casesi): Likewise.
3094 * config/sh/sh.c (sh_reorg): Likewise.
3095 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
3096 * config/v850/v850.md (casesi): Likewise.
3098 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
3099 * config/sh/sh.c (prepare_move_operands): Remove incorrect
3100 use of MEM_READONLY_P.
3102 2004-08-18 Steven Bosscher <stevenb@suse.de>
3104 * Makefile.in (OBJS-common): Add postreload-gcse.c.
3105 Add new postreload-gcse.o.
3106 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
3107 (lookup_as_function, insert, rehash_using_reg, use_related_value,
3108 equiv_constant): Use SAFE_HASH instead of safe_hash.
3109 (exp_equiv_p): Export. Add for_gcse argument when comparing
3111 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
3112 find_comparison_args, fold_rtx, cse_insn): Update callers.
3113 (hash_rtx): New function derived from old canon_hash and bits
3114 from gcse.c hash_expr_1.
3115 (canon_hash_string): Rename to hash_rtx_string.
3116 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
3117 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
3118 (cselib_lookup): Update this caller.
3119 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
3121 (hash_expr): Call hash_rtx.
3122 (ldst_entry): Likewise.
3123 (expr_equiv_p): Call exp_equiv_p.
3124 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
3125 reg_used_on_edge, reg_set_between_after_reload_p,
3126 reg_used_between_after_reload_p, get_avail_load_store_reg,
3127 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
3128 get_bb_avail_insn, hash_scan_set_after_reload,
3129 compute_hash_table_after_reload,
3130 eliminate_partially_redundant_loads, gcse_after_reload,
3131 get_bb_avail_insn, gcse_after_reload_main): Remove.
3132 * postreload-gcse.c: New file, reincarnating most of the above.
3133 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
3134 (gcse_after_reload_main): Update prototype.
3135 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
3136 * passes.c (rest_of_handle_gcse2): Use it.
3138 2004-08-18 Diego Novillo <dnovillo@redhat.com>
3140 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
3141 (pass_loop_done): Likewise.
3143 2004-08-18 Andrew Pinski <apinski@apple.com>
3145 * config/rs6000/darwin.md: Delete the altivec patterns which are
3146 handled differently now.
3147 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
3148 (macho_correct_pic_di): Likewise.
3149 (call_indirect_nonlocal_darwin64): Likewise.
3150 Delete the save world/saveFP/saveVec patterns.
3152 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
3153 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
3154 * config/rs6000/rs6000.md: Include darwin.md.
3155 (builtin_setjmp_receiver): Add DImode case.
3156 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
3159 2004-08-18 Matt Austern <austern@apple.com>
3162 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
3163 * darwin.c (darwin_file_end): Mark file as potentially strippable.
3165 2004-08-18 Richard Henderson <rth@redhat.com>
3167 * alias.c (readonly_fields_p): Remove.
3168 (objects_must_conflict_p): Don't call it.
3169 * tree.h (readonly_fields_p): Remove.
3170 * langhooks.h (struct lang_hooks): Remove honor_readonly.
3171 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
3173 2004-08-18 Diego Novillo <dnovillo@redhat.com>
3175 * tree-dfa.c (add_referenced_var): Only global variables are
3177 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
3178 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
3179 all pointers dereferenced if the statement dereferences them.
3180 (create_name_tags): Do not create memory tags for pointers
3181 that have PT_ANYTHING set.
3182 Also check if PT_VARS is not empty before creating a name tag.
3183 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
3184 variables that share the same alias set with a pointer that
3186 (add_may_alias): Add FIXME comment to remove clobbering
3187 aliased variables and tags.
3188 (replace_may_alias): Likewise.
3189 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
3190 (merge_pointed_to_info): If the original variable has not
3191 points-to information, call set_pt_anything.
3192 (add_pointed_to_var): Do not prevent adding a pointed-to
3193 variable if the pointers is PT_ANYTHING.
3194 If the variable is a global, set PT_GLOBAL_MEM.
3195 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
3196 pointer type only come in PTR+OFFSET flavours.
3197 Always call merge_pointed_to_info on PHI arguments that are
3199 (get_nmt_for): Mark call-clobbered tags whose pointer points
3201 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
3203 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
3205 (add_stmt_operand): Abort if the caller tried to add a killing
3206 definition for a memory tag.
3207 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
3210 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
3212 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
3213 from call_used_regs. Update call_really_used_regs.
3214 (CALL_REALLY_USED_REGISTERS): Define.
3215 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
3216 Replace call_used_regs with call_really_used_regs.
3217 (calc_live_regs, sh_media_register_for_return): Likewise.
3218 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
3219 * sh.md (return_media): Likewise.
3221 2004-08-18 Andrew Pinski <apinski@apple.com>
3223 * config/darwin.c (machopic_legitimize_pic_address): Only set
3224 MEM_READONLY_P in the non TARGET_TOC case.
3226 2004-08-18 Zack Weinberg <zack@codesourcery.com>
3228 * rtl.def (NIL): Delete.
3229 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
3230 Tighten the syntax a little.
3232 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
3233 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
3234 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
3235 * config/i386/predicates.md, config/m32r/m32r.h
3236 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
3237 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
3238 * config/sparc/sparc.h, doc/tm.texi:
3239 Replace all occurrences of NIL with UNKNOWN.
3241 2004-08-18 Zack Weinberg <zack@codesourcery.com>
3243 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
3244 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
3245 sequence inline. Move drop_through_label code into this
3246 block, being the only place it is used. Adjust comments.
3248 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
3250 * config/rs6000/altivec.md: Add new patterns for calls to
3251 save_world/rest_world functions.
3253 * config/rs6000/rs6000-protos.h: (save_world_operation,
3254 restore_world_operation) new declarations.
3256 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
3258 (rs6000_stack_info): Set world_save_p field.
3259 (save_world_operation): New function.
3260 (restore_world_operation): New function.
3261 (compute_save_world_info): New function.
3262 (rs6000_stack_info): Call compute_save_world_info.
3263 (rs6000_emit_prologue): Check for world_save_p and generate
3264 pattern to call save_world for saving all non-volatile and
3266 (rs6000_emit_epilogue): Check for world_save_p and generate
3267 pattern to call rest_world to restore saved registers.
3269 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
3270 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
3271 (rs6000_reg_names): New entries added for save_world_operation and
3272 restore_world_operation.
3274 2004-08-18 Caroline Tice <ctice@apple.com>
3276 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
3277 "-freorder-blocks-and-partition" to the flags used in second
3278 stage of profiledbootstrap.
3279 * bb-reorder.c (push_to_next_round_p): Add new variable,
3280 next_round_is_last; set and use variable to make sure, when
3281 partitioning, that the last trace construction round consists
3282 of all (and only) cold basic blocks.
3283 (rotate_loop): Don't copy blocks that end in a section
3285 (copy_bb): Correctly initialize "partition" of duplicated bb.
3286 (add_unlikely_executed_notes): Add a comment.
3287 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
3288 to make sure, if function contains hot blocks, that the
3289 successors of ENTRY_BLOCK_PTR are hot; also, only look for
3290 crossing edges if the architecture supports named sections.
3291 (mark_bb_for_unlikely_executed_section): Modify to always
3292 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
3293 the basic block note insn.
3294 (fix_crossing_unconditional_branches): Remove extra space.
3295 (fix_edges_for_rarely_executed_code): Modify to only do
3296 partitioning work if the architecture supports named sections.
3297 (reorder_basic_blocks): Modify to only add
3298 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
3299 supports named sections.
3300 * c-common.c (handle_section_attribute): Initialize new global
3301 variable, user_defined_section_attribute, to true if user has
3303 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
3304 forward edges that cross section boundaries.
3305 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
3306 partitioning information if the architecture supports named
3308 * cfgrtl.c (target.h): Add statement to include this.
3309 (rtl_split_block): Make sure newly created bb gets correct
3311 (try_redirect_by_replacing_jump): Make sure redirection isn't
3312 attempting to cross section boundaries.
3313 (force_nonfallthru_and_redirect): Only do partition fix up if
3314 architecture supports named sections.
3315 (rtl_split_edge): Make sure newly created bb ends up in
3317 (commit_one_edge_insertion): Remove code that incorrectly
3318 updated basic block partition; Make sure partition fix up only
3319 happens if architecture supports named sections and it's not
3321 (rtl_verify_flow_info_1): Fix if-condition on test/error
3322 condition that fallthru edges are not allowed to cross section
3324 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
3325 * final.c (final_scan_insn): Remove redundant test from if-statement;
3326 change calls to text_section into calls to function_section; add code
3327 to only to partitioning fix up if architecture supports named
3329 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
3331 (if_convert): Add targetm.have_named_sections to test.
3332 * output.h (unlikely_section_label): Extern declaration for new global
3334 (unlikely_text_section_name): Likewise.
3335 * opts.c (decode_options): If both partitioning and DWARF debugging
3336 are turned on, issue a warning that this doesn't work, and change
3337 partitiong to basic block reordering (without hot/cold partitions).
3338 * passes.c (rest_of_handle_final): Re-set new global variable,
3339 user_defined_section_attribute, to false.
3340 (rest_of_compilation): Change options for calling partitioning
3341 function: Don't call if the user defined the section attribute, and
3342 don't call if DECL_ONE_ONLY is true for the current function.
3343 * predict.c (choose_function_section): Return immediately if we
3344 are doing hot/cold partitioning (i.e. let the basic block partitioning
3345 determine where the function belongs).
3346 * reg-stack.c (emit_swap_insn): Add condition to step over
3347 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
3348 * toplev.c (user_defined_section_attribute): New global variable.
3349 * toplev.h (user_defined_section_attribute): Extern declaration
3350 for new global variable.
3351 * varasm.c (unlikely_section_label): New global variable.
3352 (unlikely_text_section_name): New global variable.
3353 (unlikely_text_section): Add code to initialize
3354 unlikely_text_section_name if necessary; modify to use
3355 unlikely_text_section_name and unlikely_section_label; also to use
3356 named_section properly.
3357 (in_unlikely_text_section): Modify to work correctly with
3358 named_section and to use unlikely_text_section_name.
3359 (named_section): Add code to work properly with cold section.
3360 (function_section): Clean up if-statement.
3361 * config/darwin.c (darwin_asm_named_section): Return to original
3362 code, removing use of SECTION_FORMAT_STRING.
3363 * config/arm/pe.h (switch_to_section): Add case for
3364 in_unlikely_executed_text to switch statement.
3365 * config/i386/cygming.h (switch_to_section): Likewise.
3366 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
3367 (SECTION_FORMAT_STRING): Likewise.
3368 * config/mcore/mcore.h (switch_to_section): Likewise.
3369 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
3370 (SECTION_FORMAT_STRING): Remove.
3372 2004-08-18 Roger Sayle <roger@eyesopen.com>
3374 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
3375 -ffixed-reg safe, by preserving the meanings of zero and one.
3376 (CALL_USED_REGISTERS): Likewise.
3377 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
3379 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
3381 * config/sh/sh.c (split_branches): Check the result of
3383 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
3384 Call rtl_register_cfg_hooks.
3386 2004-08-18 Richard Henderson <rth@redhat.com>
3388 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
3389 * alias.c (true_dependence): Update to match new semantics.
3390 (canon_true_dependence, write_dependence_p): Likewise.
3391 (anti_dependence, output_dependence): Update write_dependence_p args.
3392 (unchanging_anti_dependence): Remove.
3393 * calls.c (purge_mem_unchanging_flag): Remove.
3394 (fixup_tail_calls): Don't call it.
3395 (expand_call): Don't add unchanging memory to function usage.
3396 * expr.c (emit_block_move_via_libcall): Likewise.
3397 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
3398 (get_subtarget): Don't use RTX_UNCHANGING_P.
3399 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
3400 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
3401 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
3402 * cse.c (insert): Don't use RTX_UNCHANGING_P.
3403 (cse_insn, canon_hash): Use MEM_READONLY_P.
3404 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
3405 instead of RTX_UNCHANGING_P.
3406 * explow.c (maybe_set_unchanging): Remove.
3407 * expr.h (maybe_set_unchanging): Remove.
3408 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
3409 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
3410 (assign_parm_setup_reg, expand_function_start): Likewise.
3411 * integrate.c (copy_rtx_and_substitute): Likewise.
3412 * ra-rewrite.c (emit_colors): Likewise.
3413 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
3414 (fixup_match_1): Likewise.
3415 * reload1.c (reload, alter_reg): Likewise.
3416 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
3417 not RTX_UNCHANGING_P.
3418 (equiv_init_varies_p): Likewise.
3419 * loop-invariant.c (check_maybe_invariant): Likewise.
3420 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
3421 * loop.c (note_addr_stored): Likewise.
3422 (prescan_loop): Likewise. Don't check function usage for clobbered
3424 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
3425 not RTX_UNCHANGING_P.
3426 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
3427 * varasm.c (force_const_mem): Likewise.
3428 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
3429 * web.c (entry_register): Likewise.
3430 * tree-gimple.h (get_base_address): Move decl ...
3432 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
3434 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
3435 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
3436 (alpha_set_memflags): Update to match.
3438 * config/darwin.c (machopic_indirect_data_reference): Set
3439 MEM_READONLY_P instead of RTX_UNCHANGING_P.
3440 (machopic_indirect_call_target): Likewise.
3441 (machopic_legitimize_pic_address): Likewise.
3442 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
3443 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
3444 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
3445 * config/frv/frv.md (symGOT2reg): Likewise.
3446 * config/i386/i386.c (legitimize_pic_address,
3447 legitimize_tls_address, ix86_split_to_parts): Likewise.
3448 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
3449 * config/ia64/ia64.md (load_fptr): Likewise.
3450 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
3451 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
3452 * config/mcore/mcore.c (block_move_sequence): Likewise.
3453 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
3454 * config/pa/pa.c (legitimize_pic_address): Likewise.
3455 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3456 (rs6000_emit_move): Likewise.
3457 * config/s390/s390.c (legitimize_pic_address): Likewise.
3458 (legitimize_tls_address): Likewise.
3459 * config/s390/s390.md (casesi): Likewise.
3460 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
3461 * config/sh/sh.md (symGOT2reg): Likewise.
3462 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
3463 * config/v850/v850.md (casesi): Likewise.
3465 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
3466 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
3467 * config/mips/mips.c (mips_restore_gp): Likewise.
3468 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
3469 * config/sh/sh.c (sh_reorg): Likewise.
3471 2004-08-18 Richard Henderson <rth@redhat.com>
3473 * tree.h (struct tree_decl): Add gimple_formal_temp.
3474 (DECL_GIMPLE_FORMAL_TEMP_P): New.
3475 * gimplify.c (pop_gimplify_context): Clear it.
3476 (lookup_tmp_var): Set it, if is_formal.
3477 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
3478 Use is_gimple_val for VECTOR. Simplify return value.
3479 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
3480 (gimplify_expr): Likewise.
3481 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
3482 is_gimple_tmp_rhs for clarity. Update all callers.
3483 (is_gimple_reg_rhs): Simplify logic.
3484 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
3485 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
3486 (is_gimple_formal_tmp_reg): Similarly.
3487 * tree-gimple.h: Update decls.
3488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
3489 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
3490 * tree-ssa-live.c (var_union, type_var_init): Likewise.
3492 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
3494 * c4x.c (legitimize_operands): Remove calls to
3495 preserve_subexpressions_p.
3497 2004-08-18 David Edelsohn <edelsohn@gnu.org>
3499 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
3500 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
3502 2004-08-18 Ziemowit Laski <zlaski@apple.com>
3504 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
3505 Objective-C++ extensions.
3506 * gengtype.c (get_file_basename): Match entire subdirectory name
3507 ('cp', 'objc', 'objcp') rather than just its suffix.
3508 (get_base_file_bitmap): Allow for files to belong to more than one
3510 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
3511 used by more than one front-end.
3513 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
3515 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
3516 avoid use of preserve_subexpressions_p.
3518 2004-08-17 Richard Henderson <rth@redhat.com>
3521 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
3523 2004-08-17 DJ Delorie <dj@redhat.com>
3525 * doc/extend.texi: Document new xstormy16 attribute.
3527 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
3528 (xstormy16_splittable_below100_or_register): New.
3530 (xstormy16_reorg): New.
3531 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3533 * config/stormy16/stormy16.md (movqi_internal): Make name public.
3534 (movhi_internal): Likewise.
3535 (cbhranchhi): Likewise.
3536 (cbhranchhi_neg): Likewise.
3537 (andhi3): Only allow splittable below100 operands.
3539 (peephole2): New and/zero_extend->and peephole.
3540 (peephole2): New load/ior/save->set1 peephole.
3541 (peephole2): New load/and/save->clr1 peephole.
3542 (bclrx, bclrx2, bclr7, bclr15): New.
3543 (bsetx, bsetx2, bset7, bset15): New.
3545 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
3546 liberal about acceptable 'B' masks.
3548 * config/stormy16/stormy16-protos.h
3549 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
3550 xstormy16_below100_operand, xstormy16_below100_or_register,
3551 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
3552 (PREDICATE_CODES): Add new predicates.
3554 * config/stormy16/stormy16.c
3555 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
3556 xstormy16_below100_operand, xstormy16_below100_or_register,
3557 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
3558 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
3559 (xstormy16_legitimate_address_p): Allow below100 symbols.
3560 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
3561 (xstormy16_expand_move): Leave below100 operands as-is.
3562 (xstormy16_encode_section_info): Encode below100 symbols.
3563 (xstormy16_strip_name_encoding): New.
3564 (xstormy16_print_operand): Print 'b' as shift mask.
3565 (xstormy16_attribute_table): Add below100 attributes.
3566 (xstormy16_handle_below100_attribute): New.
3568 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
3569 (XSTORMY16_SECTION_FUNCTION): New.
3570 (EXTRA_SECTION_FUNCTIONS): Define using the above.
3571 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
3572 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
3573 (ASM_OUTPUT_LABELREF): Define.
3575 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
3576 (movhi_internal): Add below100 support.
3577 (andhi3): Add below100 support.
3578 (iorhi3): Add below100 support.
3579 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
3581 2004-08-17 James E Wilson <wilson@specifixinc.com>
3583 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
3584 of VOIDmode for comparison code mode.
3585 * config/mips/mips.md: For conditional move patterns, use mode of
3586 first compare operand for comparison mode, instead of VOIDmode.
3588 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
3589 normal and -ffast-math code.
3591 2004-08-17 Mark Mitchell <mark@codesourcery.com>
3594 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
3596 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
3598 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
3600 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
3602 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
3603 for non Darwin targets.
3604 (*call_value_nonlocal_darwin64): Likewise.
3606 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
3608 * config/rs6000/rs6000.c (rs6000_function_value): Check for
3609 altivec mode for altivec return register.
3611 2004-08-17 David Edelsohn <edelsohn@gnu.org>
3613 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
3614 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
3615 * config/rs6000/rs6000.md: Include darwin.md.
3616 (builtin_setjmp_receiver): Add DImode case.
3617 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
3620 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
3622 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
3624 * tree-vectorizer.h: New File: Same.
3625 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
3626 * common.opt (ftree-vectorize): New flag to enable vectorization.
3627 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
3629 * tree-data-ref.h (init_data_ref): Additional argument.
3630 (array_base_name_differ_p): Moved to tree-data-ref.c.
3631 * tree-data-ref.c (array_base_name_differ_p): Revised.
3632 (initialize_data_dependence_relation): Call array_base_name_differ_p
3633 with an extra argument.
3634 (analyze_all_data_dependences): Same.
3635 (init_data_ref): Additional argument is_read to set DR_IS_READ.
3636 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
3638 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
3639 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
3640 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
3642 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
3643 (tree_ssa_loop_done): Call scev_finalize.
3644 (tree_vectorize): Define the new vectorization pass.
3645 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
3646 size of the vector they support (until support for multiple vector
3647 sizes is added to the vectorizer).
3648 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
3649 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
3650 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
3653 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
3655 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
3657 (generate_protocol_list, handle_impent): Likewise.
3659 2004-08-17 Roger Sayle <roger@eyesopen.com>
3661 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
3662 ensure that call_used_regs is a superset of both fixed_regs and
3663 call_really_used_regs.
3665 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
3668 * arm.md (addsi3_cbranch_scratch): Correct case labels.
3670 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
3673 * fold-const.c (fold): Check for integer operand when
3674 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
3675 Pinski <pinskia@physics.uc.edu>.
3677 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
3679 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
3680 No need to check if in a cross configuration.
3681 * configure: Regenerate.
3683 * calls.c (precompute_register_parameters):
3684 Inline preserve_subexpressions_p ().
3685 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
3686 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
3688 * expr.c (get_subtarget): Likewise.
3689 * rtl.h (preserve_subexpressions_p): Remove.
3690 * stmt.c (preserve_subexpressions_p): Remove.
3692 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
3693 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
3694 Abort on gimplified cases.
3696 2004-08-16 James E Wilson <wilson@specifixinc.com>
3698 * tree.h (VECTOR_FLOAT_TYPE_P): New.
3699 (FLOAT_TYPE_P): Use it.
3700 * c-typeck.c (build_binary_op): After convert calls, check for
3701 check for ERROR_MARK operands.
3703 2004-08-16 Zack Weinberg <zack@codesourcery.com>
3705 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
3706 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
3707 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
3708 (genobjs static pattern rule): Remove %.c dependency.
3709 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
3710 Rename rules; delete commands; fix dependencies.
3711 (mostlyclean): Do not delete temporary source copies.
3712 * configure.ac: Delete all references to BUILD_PREFIX and
3714 * configure: Regenerate.
3716 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
3717 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
3718 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
3719 with #ifndef GENERATOR_FILE so that nothing from those headers
3722 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
3724 2004-08-16 Adam Nemet <anemet@lnxw.com>
3726 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
3728 2004-08-16 Andrew Pinski <apinski@apple.com>
3730 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
3731 extraneous semicolon.
3733 2004-08-16 Devang Patel <dpatel@apple.com>
3735 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
3736 * print-tree.c (print_node): Print DECL_PRESERVE_P.
3737 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
3738 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
3739 * target.h (struct gcc_target): New member, mark_decl_preserved.
3740 * hooks.c (hook_void_charptr): Rename to ...
3741 (hook_void_constcharptr): ... new name.
3742 * hooks.h (hook_void_charptr): Rename to ..
3743 (hook_void_constcharptr): ... new name.
3744 * tree.h (DECL_PRESERVE_P): New #define.
3745 (struct tree_decl): New member, preserve_flag.
3746 * varasm.c (assemble_start_function): Mark decl preserved.
3747 (assemble_variable): Same.
3748 * darwin.c (darwin_mark_decl_preserved): New function.
3749 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
3750 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
3751 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
3753 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
3755 * c-decl.c (grokdeclarator): Allow for function definition where
3756 innermost declarator has attributes.
3758 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
3760 * except.c (get_exception_filter, build_post_landing_pads,
3761 dw2_build_landing_pads): Use target-specific mode for 'filter'.
3762 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
3763 * target.h (eh_return_filter_mode): New field added.
3764 * targhooks.c (default_eh_return_filter_mode): Defined.
3765 * targhooks.h (default_eh_return_filter_mode): Declared.
3766 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
3768 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
3770 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
3771 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
3772 * configure: Regenerate.
3774 2004-08-16 Stan Shebs <shebs@apple.com>
3776 Basic support for 64-bit Darwin.
3777 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
3778 (machopic_legitimize_pic_address): Similarly, plus use Pmode
3780 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
3781 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
3782 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
3783 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
3784 (PROCESSOR_DEFAULT64): Define.
3785 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
3787 * config/rs6000/rs6000.md: Include darwin.md.
3788 (builtin_setjmp_receiver): Add DImode case.
3789 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
3791 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
3792 (rs6000_emit_move): Add DImode case to Darwin bits.
3793 (machopic_output_stub): Use .quad if 64-bit.
3794 * invoke.texi: Document -m32 and -m64.
3796 2004-08-16 Janis Johnson <janis187@us.ibm.com>
3798 * doc/extend.texi (AltiVec builtins): Document additional differences
3799 from the Motorola AltiVec PIM.
3801 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
3803 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
3804 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
3805 (struct tree_common): Update public_flag documentation.
3807 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
3809 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3810 Check for artificial variables, not is_gimple_tmp_var.
3811 * tree-ssa-live.c (var_union): Likewise.
3813 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
3815 * calls.c (load_register_parameters): Remove spurious FIXME token.
3817 2004-08-15 Ziemowit Laski <zlaski@apple.com>
3819 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
3820 (c-lang.o): Depend on c-objc-common.h.
3821 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
3822 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
3823 * c-lang.c: Include c-objc-common.h.
3824 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
3825 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
3826 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
3827 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
3828 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
3829 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
3830 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
3831 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
3832 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
3833 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
3834 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
3835 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
3836 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3837 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
3838 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
3839 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3840 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
3841 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3842 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
3843 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
3844 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
3845 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
3846 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
3847 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
3848 Move to c-objc-common.h.
3849 * c-objc-common.c: Include c-objc-common.h.
3850 * c-objc-common.h: New file.
3852 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
3853 Andrew Pinski <pinskia@physics.uc.edu>
3856 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
3859 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
3861 * tree.h (build_int_cst): New.
3862 (build_int_2): Remove.
3863 * tree.c (build_int_2): Remove.
3864 (build_int_cst): New.
3865 (make_vector_type, build_common_tree_nodes,
3866 build_common_tree_nodes_2): Use build_int_cst.
3867 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
3868 expand_builtin_strpbrk, expand_builtin_fputs,
3869 build_string_literal, expand_builtin_printf,
3870 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
3871 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
3872 fold_builtin_isdigit, simplify_builtin_strstr,
3873 simplify_builtin_strpbrk, fold_builtin_fputs,
3874 simplify_builtin_sprintf): Use build_int_cst.
3875 * c-common.c (start_fname_decls, fix_string_type,
3876 c_common_nodes_and_builtins, c_init_attributes,
3877 shorten_compare): Likewise.
3878 * c-decl.c (complete_array_type,
3879 check_bitfield_type_and_width): Likewise.
3880 * c-lex.c (interpret_integer, lex_charconst): Likewise.
3881 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
3882 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3883 * c-typeck.c (really_start_incremental_init, push_init_level,
3884 set_nonincremental_init_from_string): Likewise.
3885 * calls.c (load_register_parameters): Likewise.
3886 * convert.c (convert_to_pointer): Likewise.
3887 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
3888 build_fn_info_type, build_ctr_info_value, build_gcov_info):
3890 * except.c (init_eh, assign_filter_values, assign_filter_values):
3892 * expmed.c (store_fixed_bit_field, extract_bit_field,
3893 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
3894 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
3895 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
3896 * expr.c (convert_move, emit_group_load, emit_group_store,
3897 expand_assignment, store_constructor, store_field,
3898 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
3899 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
3900 invert_truthvalue, optimize_bit_field_compare,
3901 decode_field_reference, all_ones_mask_p, constant_boolean_node,
3902 fold_div_compare, fold, fold_read_from_constant_string,
3903 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
3904 * function.c (assign_parm_setup_block): Likewise.
3905 * stmt.c (shift_return_value, expand_end_case_type,
3906 estimate_case_costs): Likewise.
3907 * stor-layout.c (layout_type, initialize_sizetypes,
3908 set_min_and_max_values_for_integral_type): Likewise.
3909 * tree-chrec.c (chrec_fold_multiply_poly_poly,
3910 reset_evolution_in_loop): Likewise.
3911 * tree-chrec.h (build_polynomial_chrec): Likewise.
3912 * tree-complex.c (build_replicated_const): Likewise.
3913 * tree-eh.c (honor_protect_cleanup_actions,
3914 lower_try_finally_onedest, lower_try_finally_copy,
3915 lower_try_finally_switch): Likewise.
3916 * tree-mudflap.c (mf_build_string, mx_register_decls,
3917 mudflap_register_call, mudflap_enqueue_constant): Likewise.
3918 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
3919 * tree-pretty-print.c (dump_generic_node): Likewise.
3920 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
3922 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
3923 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3924 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
3927 * config/alpha/alpha.c (alpha_initialize_trampoline,
3928 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
3929 * config/arm/arm.c (arm_get_cookie_size): Likewise.
3930 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3931 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3932 * config/i860/i860.c (i860_va_start): Likewise.
3933 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3934 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
3935 mips_gimplify_va_arg_expr): Likewise.
3936 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3937 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
3938 add_compiler_branch_island): Likewise.
3939 * config/s390/s390.c (s390_va_start): Likewise.
3940 * config/sh/sh.c (sh_va_start): Likewise.
3941 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
3943 * config/xtensa/xtensa.c (xtensa_va_start,
3944 xtensa_gimplify_va_arg_expr): Likewise.
3946 * objc/objc-act.c (build_objc_string_object,
3947 build_objc_symtab_template, init_def_list, init_objc_symtab,
3948 init_module_descriptor, generate_static_references,
3949 build_selector_translation_table, get_proto_encoding,
3950 build_typed_selector_reference, build_selector_reference,
3951 build_next_objc_exception_stuff,
3952 build_method_prototype_list_template, generate_descriptor_table,
3953 generate_protocols, build_protocol_initializer,
3954 build_ivar_list_template, build_method_list_template,
3955 build_ivar_list_initializer, generate_ivars_list,
3956 generate_dispatch_table, generate_protocol_list,
3957 build_category_initializer, build_shared_structure_initializer,
3958 generate_shared_structures, handle_impent,
3959 generate_objc_image_info): Use build_int_cst.
3961 2004-08-15 Ben Elliston <bje@au.ibm.com>
3963 * vec.h: Comment improvements.
3965 2004-08-14 Roger Sayle <roger@eyesopen.com>
3967 * c-common.c (shorten_compare, pointer_int_sum,
3968 c_common_truthvalue_conversion, boolean_increment): Replace calls
3969 to build with calls to buildN.
3970 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
3971 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
3972 gimplify_switch_stmt): Likewise.
3973 * c-typeck.c (default_function_array_conversion,
3974 build_component_ref, build_array_ref, build_function_call,
3975 pointer_diff, build_unary_op, build_conditional_expr,
3976 build_compound_expr, build_modify_expr, c_finish_goto_label,
3977 c_finish_goto_ptr, c_finish_return, c_finish_loop,
3978 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
3979 build_binary_op): Likewise.
3981 2004-08-15 Steven Bosscher <stevenb@suse.de>
3983 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
3985 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3987 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
3988 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
3989 * fixinc/fixincl.x: Rebuilt.
3991 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
3993 * config/mips/mips-protos.h (mips_symbolic_constant_p)
3994 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
3995 (mips_small_data_pattern_p): Declare.
3996 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
3997 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
3998 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
3999 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
4000 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
4001 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
4002 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
4003 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
4004 (pc_or_label_operand, call_insn_operand, move_operand)
4005 (consttable_operand, symbolic_operand, general_symbolic_operand)
4006 (global_got_operand, local_got_operand, stack_operand)
4007 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
4008 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
4009 (mips_small_data_pattern_p): Replace previous small_data_pattern
4010 predicate. Turn into a bool () (rtx) function.
4011 * config/mips/predicates.md: New file.
4012 * config/mips/mips.md: Include it. Use the target-independent
4013 comparison_operator instead of cmp_op. Rename trap_cmp_op to
4014 trap_comparison_operator and equality_op to equality_operator.
4015 Replace uses of small_int with the equivalent const_arith_operand.
4016 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
4017 const_float_1_operand to const_1_operand. Rename fcc_register_operand
4018 to fcc_reload_operand.
4019 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
4021 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4023 PR libstdc++/17005 partial fix.
4024 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
4025 except when generating ANSI/C89 code.
4027 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
4029 * c-common.c (shorten_compare): Use force_fit_type directly.
4031 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
4032 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
4033 Dave Korn <dk@artimi.com>
4035 * doc/install.texi (Building): Avoid duplicate reference to GNU
4037 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
4039 2004-08-14 Richard Henderson <rth@redhat.com>
4041 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
4042 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
4044 2004-08-13 Richard Henderson <rth@redhat.com>
4046 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
4047 for constant_call_address_operand.
4048 (call_value_pop_1, call_value_1): Likewise.
4049 (sibcall_value_1, call_value_1_rex64): Likewise.
4051 2004-08-13 James E Wilson <wilson@specifixinc.com>
4053 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
4054 Correct mode from SFmode to DFmode.
4056 2004-08-13 Ziemowit Laski <zlaski@apple.com>
4058 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
4059 __cstring_object and __image_info sections with the no_dead_strip
4062 2004-08-13 Roger Sayle <roger@eyesopen.com>
4063 David Billinghurst <David.Billinghurst@riotinto.com>
4065 PR libgfortran/15930
4066 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
4067 * fixinc/fixincl.x: Regenerate.
4068 * fixinc/tests/base/internal/math_core.h: New file.
4070 2004-08-13 Richard Henderson <rth@redhat.com>
4072 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
4073 (dbxout_function_end): Remove ifdefs for it.
4074 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
4076 2004-08-13 Richard Henderson <rth@redhat.com>
4078 * Makefile.in (insn-preds.o): Depend on TREE_H.
4079 * genpreds.c (write_insn_preds_c): Include tree.h.
4080 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
4081 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
4082 const48_operand, and_operand, or_operand, mode_width_operand,
4083 mode_mask_operand, mul8_operand, const0_operand,
4084 hard_fp_register_operand, hard_int_register_operand,
4085 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
4086 samegp_function_operand, direct_call_operand, small_symbolic_operand,
4087 global_symbolic_operand, call_operand, symbolic_operand,
4088 dtp16_symbolic_operand, dtp32_symbolic_operand,
4089 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
4090 gottp_symbolic_operand, alpha_comparison_operator,
4091 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
4092 signed_comparison_operator, alpha_fp_comparison_operator,
4093 divmod_operator, fix_operator, aligned_memory_operand,
4094 unaligned_memory_operand, reg_or_unaligned_mem_operand,
4095 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
4096 reg_no_subreg_operand, addition_operation): Move to predicates.md.
4097 (reg_or_const_int_operand): Remove. Replace all users with
4098 reg_or_cint_operand.
4099 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
4100 (resolve_reload_operand): Split out of aligned_memory_operand.
4101 * config/alpha/alpha-protos.h: Update for exports.
4102 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
4103 * config/alpha/alpha.md: Include predicates.md.
4104 * config/alpha/predicates.md: New file.
4106 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
4108 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
4109 fields with a pointer to the instruction definition.
4110 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
4111 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
4112 (write_attr_case, write_const_num_delay_slots): Update accordingly.
4113 (write_attr_case, write_const_num_delay_slots): Write the name of
4114 an insn next to its case statement.
4115 * genoutput.c (data): Add a filename field.
4116 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
4117 (output_insn_data): Print the location of each insn definition.
4118 * genrecog.c (write_action): Print the name of an insn above
4119 the statement that returns its code.
4121 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
4123 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
4124 * config/libgloss.h: Likewise.
4125 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
4126 * c4x/c4x-modes.def: Likewise.
4127 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
4128 (c4x_rptb_nop_p): Likewise.
4129 (c4x_rptb_valid_p): Likewise.
4130 (c4x_rptb_insert): Likewise.
4131 (c4x_address_conflict): Likewise.
4132 * config/c4x/c4x.md: Likewise.
4133 * config/frv/frv.md: Likewise.
4134 * config/i386/athlon.md: Likewise.
4135 * config/i386/i386.md: Likewise.
4136 * config/i386/predicates.md: Likewise.
4137 * config/ia64/ia64.c: Likewise.
4138 * config/ia64/itanium1.md: Likewise.
4139 * config/ia64/itanium2.md: Likewise.
4140 * config/iq2000/iq2000.md: Likewise.
4141 * config/mcore/mcore.c: Likewise.
4142 * config/mips/mips.c: Likewise.
4143 * config/mips/r3900.h: Likewise.
4144 * config/mips/sb1.md: Likewise.
4145 * config/pa/milli64.S: Likewise.
4146 * config/pa/pa.c: Likewise.
4147 * config/pa/pa.h: Likewise.
4148 * config/rs6000/8540.md: Likewise.
4150 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
4152 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
4154 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
4156 * sh.md (cbranch define_delay) Use cond_delay_slot for
4157 non-anulled condition too.
4159 2004-08-12 David Edelsohn <edelsohn@gnu.org>
4161 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
4162 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
4163 any_parallel_operand, lmw_operation, stmw_operation,
4164 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
4165 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
4166 any_parallel_operand.
4167 (return_and_restore_fpregs_{si,di}): Same.
4169 2004-08-12 Zack Weinberg <zack@codesourcery.com>
4171 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
4172 if pred->singleton != PARALLEL, issue a warning and pretend it was.
4173 Also issue a warning for any predicate we don't know about.
4175 2004-08-12 Richard Henderson <rth@redhat.com>
4177 * config/i386/i386.c (internal_label_prefix): Export.
4178 (internal_label_prefix_len, struct ix86_address,
4179 ix86_decompose_address, maybe_get_pool_constant,
4180 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
4181 memory_address_length): Export.
4182 (any_fp_register_operand, fp_register_operand,
4183 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
4184 x86_64_general_operand, x86_64_szext_general_operand,
4185 x86_64_nonmemory_operand, x86_64_movabs_operand,
4186 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
4187 x86_64_zext_immediate_operand, const_int_1_31_operand,
4188 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
4189 tls_symbolic_operand, global_dynamic_symbolic_operand,
4190 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
4191 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
4192 constant_call_address_operand, const0_operand, const1_operand,
4193 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
4194 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
4195 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
4196 general_no_elim_operand, nonmemory_no_elim_operand,
4197 index_register_operand, q_regs_operand, flags_reg_operand,
4198 non_q_regs_operand, zero_extended_scalar_load_operand,
4199 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
4200 ix86_comparison_operator, ix86_carry_flag_operator,
4201 fcmov_comparison_operator, promotable_binary_operator,
4202 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
4203 mult_operator, div_operator, arith_or_logical_operator,
4204 memory_displacement_operand, cmpsi_operand, long_memory_operand,
4205 aligned_operand): Move to predicates.md as define_predicates.
4206 (tls_symbolic_operand_1): Remove.
4207 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
4208 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
4209 (legitimize_address): Merge tls_symbolic_operand contents.
4210 (ix86_expand_move): Likewise.
4211 * config/i386/i386-protos.h: Update for exports.
4212 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
4213 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
4214 * config/i386/i386.md: Include predicates.md.
4215 * config/i386/predicates.md: New file.
4217 2004-08-13 Mark Mitchell <mark@codesourcery.com>
4220 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
4222 (i386_pe_mark_dllimport): Likewise.
4223 (i386_pe_encode_section_info): Likewise, when overriding
4224 dllimport attribute.
4226 2004-08-12 Geoffrey Keating <geoffk@apple.com>
4228 * configure.ac: When testing for flex, nm, ar, and bison, check
4229 that they will actually be built.
4230 * configure: Regenerate.
4232 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
4234 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
4235 (MOVE_MAX_PIECES): Define.
4237 2004-08-12 Devang patel <dpatel@apple.com>
4239 * dbxout.c (dbxout_begin_prologue): New function.
4240 (dbx_debug_hooks): Use new begin prologue hook.
4241 (dbxout_function_end): Emit N_ENSYM.
4242 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
4244 2004-08-12 Janis Johnson <janis187@us.ibm.com>
4246 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
4249 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
4252 * doc/extend.texi (AltiVec builtins): Fix description for recent
4253 changes. Update operation list to match current support.
4255 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4257 * config/s390/s390.c (struct s390_frame_layout): New struct as element
4258 of struct machine_function.
4259 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
4261 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
4263 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
4264 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
4265 (s390_frame_area, s390_register_info): New functions.
4266 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
4268 (s390_return_addr_rtx, s390_return_address_offset)
4269 (s390_va_start, s390_gimplify_va_arg)
4270 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
4272 (s390_frame_info): Functionality partly moved to s390_register_info.
4273 Made adaptions for new stack layout.
4274 (save_gprs, restore_gprs): Changed meaning of second parameter and
4275 adapted all callers.
4277 * config/s390/s390.h (s390_backchain_string): New global variable.
4278 (MASK_BACKCHAIN): Removed definition.
4279 (TARGET_BACKCHAIN): Changed check.
4280 (TARGET_KERNEL_BACKCHAIN): New macro.
4281 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
4282 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
4284 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
4286 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
4287 as condition. Adjusted for new stack layout.
4289 * doc/invoke.texi: Added documentation for new option
4290 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
4293 2004-08-12 Paul Brook <paul@codesourcery.com>
4295 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
4296 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
4298 2004-08-12 David Daney <ddaney@avtrex.com>
4300 * java/gcj.texi: Add subsection on signal usage.
4302 2004-08-12 David Edelsohn <edelsohn@gnu.org>
4304 * expr.c (move_by_pieces): Set alignment for move to minimum of
4305 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
4306 alignment, but not less than the original alignment.
4307 (move_by_pieces_ninsns): Same.
4308 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
4309 (store_by_pieces_1): Same.
4311 2004-08-12 Diego Novillo <dnovillo@redhat.com>
4313 PR tree-optimization/16867
4314 * tree.c (is_global_var): New function.
4315 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
4317 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
4319 (is_global_var): Declare.
4320 * tree-dfa.c (dump_variable): Display global and addressable
4322 (add_referenced_var): Clarify documentation when marking
4323 variables call-clobbered.
4324 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
4325 instead of needs_to_live_in_memory.
4326 (mark_call_clobbered): If the variable is a tag, mark it
4328 * tree-gimple.c (is_gimple_reg): Don't check for
4330 (is_gimple_non_addressable): Likewise.
4331 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
4332 needs to be marked call-clobbered.
4333 (setup_pointers_and_addressables): Call is_global_var instead
4334 of needs_to_live_in_memory.
4335 * tree-ssa-dce.c (need_to_preserve_store): Remove.
4336 Update all users with is_global_var.
4337 (mark_stmt_if_obviously_necessary): Fix processing of aliased
4338 stores. Don't check the virtual definitions. Rather, check
4339 whether the store is going into global memory.
4340 (find_obviously_necessary_stmts): Get the symbol from the PHI
4342 * tree-ssa-operands.c (get_call_expr_operands): Do not add
4343 clobbering may-defs if the call does not have side effects.
4345 2004-08-12 Jakub Jelinek <jakub@redhat.com>
4348 * output.h (default_function_rodata_section,
4349 default_no_function_rodata_section): New prototypes.
4350 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
4351 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
4352 (TARGET_ASM_OUT): Add it.
4353 * varasm.c (default_function_rodata_section,
4354 default_no_function_rodata_section): New functions.
4355 * final.c (final_scan_insn): Call
4356 targetm.asm_out.function_rodata_section instead of
4357 readonly_data_section.
4358 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
4359 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
4360 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
4361 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
4363 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
4364 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
4366 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
4368 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
4369 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
4370 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
4372 2004-08-12 Paul Brook <paul@codesourcery.com>
4374 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
4376 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
4379 2004-08-12 Ben Elliston <bje@au.ibm.com>
4382 * config/rs6000/altivec.h: Change vector to __vector throughout.
4383 (Except for the `vector' macro itself).
4385 2004-08-12 Zack Weinberg <zack@codesourcery.com>
4387 * genpreds.c: Add capability to generate predicate bodies as
4388 well as function prototypes. Write function prototypes for
4389 the generic predicates too.
4390 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
4391 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
4392 (write_match_code, write_predicate_expr, write_one_predicate_function)
4393 (parse_option): New functions.
4394 (output_predicate_decls): Delete.
4395 (main): Read the machine description, process DEFINE_PREDICATE or
4396 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
4399 * genrecog.c (struct decision_test): Replace index with
4400 struct pred_data pointer.
4401 (next_index): Remove, unused.
4402 (pred_table, preds, special_mode_pred_table): Delete.
4403 (compute_predicate_codes, process_define_predicate): New functions.
4404 (validate_pattern, add_to_sequence, write_switch): Update for
4405 new data structures.
4406 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
4407 Check both error_count and have_error.
4409 * gensupport.c (in_fname, first_predicate): New globals.
4410 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
4411 (predicate_table, last_predicate, old_pred_table)
4412 (old_special_pred_table): New statics.
4413 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
4414 (add_predicate, init_predicate_table): New functions.
4415 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
4416 (init_md_reader_args_cb): Use the global in_fname. No need to zero
4417 it or max_include_len. Call init_predicate_table.
4418 (read_rtx): Run the predicate queue after the attribute queue
4419 but before all the others.
4420 * gensupport.h (in_fname, struct pred_data, first_predicate)
4421 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
4422 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
4423 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
4424 * dummy-conditions.c: Don't include bconfig.h, system.h,
4425 coretypes.h, tm.h, or system.h. Do include stddef.h.
4426 Duplicate declaration of struct c_test from gensupport.h.
4428 * Makefile.in (OBJS-common): Add insn-preds.o.
4429 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
4430 (insn-preds.c, insn-preds.o): New rules.
4431 (s-preds): Also generate insn-preds.c.
4432 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
4433 Update dependencies.
4434 (print-rtl.o, print-rtl1.o): Correct dependencies.
4436 * recog.h: Delete prototypes of predicate functions.
4438 * doc/md.texi (Predicates): New section with complete
4439 documentation of operand/operator predicates. Remove some
4440 incomplete documentation of predicates from other places.
4441 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
4442 PREDICATE_CODES; indicate that both are deprecated in favor
4443 of define_predicate/define_special_predicate.
4445 * config/ia64/ia64.c: All predicate function definitions moved
4447 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
4448 (ia64_expand_load_address, ia64_expand_move):
4449 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
4451 * config/ia64/ia64.md: All predicates now defined here.
4452 (symbolic_operand): Is now a special predicate.
4454 * config/ia64/ia64.h: Declare ia64_section_threshold.
4455 (PREDICATE_CODES): Delete.
4457 2004-08-12 Richard Henderson <rth@redhat.com>
4459 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
4460 * c-semantics.c (add_stmt): Set it.
4461 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
4462 before instantiating a variable sized type.
4464 2004-08-12 Richard Henderson <rth@redhat.com>
4466 * stor-layout.c (round_up, round_down): Move ...
4467 * fold-const.c (round_up, round_down): ... here. Use
4468 multiple_of_p to avoid any arithmetic at all.
4470 2004-08-12 Richard Henderson <rth@redhat.com>
4472 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
4473 (gimplify_init_ctor_preeval_1): New.
4474 (gimplify_init_ctor_preeval): New.
4475 (gimplify_init_ctor_eval): New.
4476 (gimplify_init_constructor): Use them. Always gimplify the LHS
4479 2004-08-12 Ziemowit Laski <zlaski@apple.com>
4481 (This patch is part of merge of objc-improvements-branch
4484 * doc/frontends.texi: Mention Objective-C++ in addition to
4486 * doc/install.texi: Add 'obj-c++' to list of configurable
4488 * doc/invoke.texi: Rename Objective-C option headings to
4489 indicate they also apply to Objective-C++. List file
4490 extensions for Objective-C++ sources. Mention that
4491 ObjC and ObjC++ compilations may also use C and C++ options,
4492 respectively. Point users to doc/standards.texi for
4493 further info on ObjC and ObjC++.
4494 * doc/sourcebuild.texi: Mention the objcp/ directory and
4495 the Objective-C++ sources it contains.
4496 * doc/standards.texi: Update link to Apple ObjC site;
4497 add link to gcc readings.html WWW doc.
4499 2004-08-12 Alan Modra <amodra@bigpond.net.au>
4501 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
4502 and 2004-07-14 changes.
4504 2004-08-12 Paul Brook <paul@codesourcery.com>
4506 * doc/invoke.texi: Fix typo.
4508 2004-08-11 Devang Patel <dpatel@apple.com>
4510 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
4511 and -no_dead_strip_inits_and_terms.
4513 * doc/invoke.texi (Darwin Options): Document -dead_strip and
4514 -no_dead_strip_inits_and_terms.
4516 2004-08-11 Paul Brook <paul@codesourcery.com>
4518 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
4519 (arm_load_pic_register): ... to this.
4520 * config/arm/arm.c (arm_finalize_pic): Rename ...
4521 (arm_load_pic_register): ... to this. Always output insns at the
4522 current location. Load via low reg in thumb mode.
4523 (arm_expand_prologue): Call arm_load_pic_register.
4524 (thumb_expand_prologue): Ditto.
4525 * config/arm/arm.h (FINALIZE_PIC): Remove.
4526 * config/arm/arm.md (builtin_setjmp_receiver): Call
4527 arm_load_pic_register.
4529 2004-08-11 Paul Brook <paul@codesourcery.com>
4531 * arm.c (thumb_force_lr_save): Add prototype.
4532 (thumb_compute_save_reg_mask): New function.
4533 (thumb_find_work_register): New function.
4534 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
4535 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
4536 Don't clobber r3 when removing pretend args.
4537 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
4538 (thumb_output_function_prologue): Use new functions.
4539 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
4540 * arm.h (THUMB_REG_PUSHED_P): Remove.
4542 2004-08-11 James E Wilson <wilson@specifixinc.com>
4544 PR rtl-optimization/16490
4545 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
4546 global_live_at_end for new basic block if already set for other blocks.
4548 2004-08-11 David Edelsohn <edelsohn@gnu.org>
4550 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
4552 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
4553 (mfcr rlwinm rlwinm patterns): Set length to 12.
4555 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
4557 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
4558 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
4559 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
4560 (start_ssa_stmt_operands): Delete.
4561 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
4562 struct stmt_operands_d.
4563 (build_ssa_operands): New extern entry point.
4564 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
4565 building code, replace with create_ssa_artficial_load_stmt().
4566 * tree-ssa-operands.c (struct voperands_d): Delete.
4567 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
4568 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
4569 (free_uses, free_defs, free_vuses, free_v_may_defs,
4570 free_v_must_defs): Remove dealloc parameter.
4571 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
4572 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
4573 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
4574 vector comparisons, ssa_name reuse, and allocations here.
4575 (verify_start_operands): Delete.
4576 (finalize_ssa_stmt_operands): Set new operands by calling finalize
4578 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
4579 (append_def, append_usei): Simplify to simple accumulation.
4580 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
4581 duplicates and simple accumulation.
4582 (free_ssa_operands): Free vectors in a stmt_operand structure.
4583 (build_ssa_operands): New. Create a new stmt_operand structure from
4584 a stmt and an old set of stmt_operands.
4585 (get_stmt_operands): Simplify and call build_ssa_operands.
4586 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
4587 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
4588 add_call_read_ops): Don't pass prev_vops around anymore.
4589 (note_addressable): Return if no stmt annotation.
4590 (copy_virtual_operands): Access v_may_def operands through a struct.
4591 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
4592 hash tables without treating the stmt as a real stmt.
4593 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
4594 v_may_def def and use through a struct instead of 2 array elements.
4595 (struct v_may_def_optype_d): Use v_may_def_operand_type.
4596 (struct stmt_operands_d): New. Struct for storing all operand vectors.
4598 2004-08-11 Nick Clifton <nickc@redhat.com>
4600 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
4601 this funciton's behaviour. Return true when the current function
4602 has a section attribute and -mlong-calls is in effect.
4603 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
4604 short-call marker when -mlong-calls is in effect and the function
4605 has a section attribute.
4607 2004-08-10 Zack Weinberg <zack@codesourcery.com>
4609 * stmt.c (expand_return): If asked to return the RESULT_DECL,
4610 just call expand_value_return on result_rtl.
4612 2004-08-10 Richard Henderson <rth@redhat.com>
4614 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
4615 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
4616 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
4617 (add_location_or_const_value_attribute): ... not here. Use
4618 loc_descriptor_from_tree if possible.
4619 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
4620 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
4622 (loc_descriptor_from_tree): New. Update callers.
4623 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
4624 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
4625 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
4626 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
4627 and BUILT_IN_STACK_RESTORE.
4628 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
4629 * stmt.c (expand_stack_alloc): Remove.
4630 * tree-mudflap.c (mx_register_decls): Don't look for
4631 BUILT_IN_STACK_ALLOC.
4632 * tree-nested.c (convert_local_reference): Likewise.
4633 * tree.h (DECL_VALUE_EXPR): New.
4635 2004-08-10 Richard Henderson <rth@redhat.com>
4637 * stor-layout.c (round_up): Check for 0/1 before dividing.
4638 (round_down): Likewise.
4640 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
4642 2004-08-09 Mark Mitchell <mark@codesourcery.com>
4644 * config.gcc (arm*-*-eabi*): New target.
4645 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
4646 (TARGET_LIB_INT_CMP_BIASED): Likewise.
4647 * expmed.c (expand_divmod): Try a two-valued divmod function as a
4649 * gthr.h: Remove bogus tokens at end of #pragma.
4650 * optabs.c (expand_twoval_binop_libfunc): New function.
4651 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
4652 (prepare_float_lib_cmp): Try reversing the condition.
4653 (debug_optab_libfuncs): New function.
4654 * optabs.h (expand_twoval_binop_libfunc): Declare.
4655 * config/arm/arm.c (arm_init_libfuncs): New function.
4656 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
4657 (TARGET_INIT_LIBFUNCS): Define it.
4658 * config/arm/arm.h (TARGET_BPABI): New macro.
4659 * config/arm/arm-protos.h
4660 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
4661 * config/arm/bpabi.S: New file.
4662 * config/arm/bpabi.c: Likewise.
4663 * config/arm/bpabi.h: Likewise.
4664 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
4665 (__aeabi_drsub): Likewise.
4666 (__aeabi_dsub): Likewise.
4667 (__aeabi_dadd): Likewise.
4668 (__aeabi_ui2d): Likewise.
4669 (__aeabi_i2d): Likewise.
4670 (__aeabi_f2d): Likewise.
4671 (__aeabi_dmul): Likewise.
4672 (__aeabi_ddiv): Likewise.
4673 (__aeabi_cdrcmple): Likewise.
4674 (__aeabi_cdcmpeq): Likewise.
4675 (__aeabi_cdcmple): Likewise.
4676 (__aeabi_dcmpeq): Likewise.
4677 (__aeabi_dcmplt): Likewise.
4678 (__aeabi_dcmple): Likewise.
4679 (__aeabi_dcmpge): Likewise.
4680 (__aeabi_dcmpgt): Likewise.
4681 (__aeabi_dcmpun): Likewise.
4682 (__aeabi_d2iz): Likewise.
4683 (__aeabi_d2uiz): Likewise.
4684 (__aeabi_d2f): Likewise.
4685 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
4686 (__aeabi_frsub): Likewise.
4687 (__aeabi_fsub): Likewise.
4688 (__aeabi_fadd): Likewise.
4689 (__aeabi_ui2f): Likewise.
4690 (__aeabi_i2f): Likewise.
4691 (__aeabi_fmul): Likewise.
4692 (__aeabi_fdiv): Likewise.
4693 (__aeabi_cfrcmple): Likewise.
4694 (__aeabi_cfcmpeq): Likewise.
4695 (__aeabi_cfcmple): Likewise.
4696 (__aeabi_fcmpeq): Likewise.
4697 (__aeabi_fcmplt): Likewise.
4698 (__aeabi_fcmple): Likewise.
4699 (__aeabi_fcmpge): Likewise.
4700 (__aeabi_fcmpgt): Likewise.
4701 (__aeabi_fcmpun): Likewise.
4702 (__aeabi_f2iz): Likewise.
4703 (__aeabi_f2uiz): Likewise.
4704 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
4705 (__aeabi_uidivmod): New function or alias.
4706 (__aeabi_idivmod): Likewise.
4707 (__aeabi_idiv0): Likewise.
4708 (__aeabi_ldiv0): Likewise.
4709 (__aeabi_llsr): Likewise.
4710 (__aeabi_lasr): Likewise.
4711 (__aeabi_llsl): Likewise.
4712 (bpabi.S): Include it.
4713 * config/arm/libgcc-bpabi.ver: New file.
4714 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
4715 (LINK_SPEC): Remove.
4716 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
4718 * config/arm/t-bpabi: New file.
4719 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
4720 (TARGET_LIB_INT_CMP_BIASED): Likewise.
4722 2004-08-10 David Edelsohn <edelsohn@gnu.org>
4724 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
4725 * config/rs6000/rs6000.md (clrmemsi): New pattern.
4726 * config/rs6000/rs6000.c (expand_block_clear): New function.
4727 (expand_block_move): Convert alignment to bits. Use SImode and
4728 HImode for unaligned addresses if not STRICT_ALIGNMENT.
4730 2004-08-10 Caroline Tice <ctice@apple.com>
4732 * varasm.c (unlikely_section_label): New global variable.
4733 (unlikely_text_section_name): New global variable.
4734 (text_section): Remove alignment statement.
4735 (unlikely_text_section): Remove alignment statement; use
4736 unlikely_section_label rather than hard-coded string.
4737 (assemble_start_function): Initialize unlikely_section_label and
4738 unlikely_text_section_name; make sure cold section is properly
4739 aligned at start of function; output unlikely_section_label if
4742 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4744 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
4745 * config/s390/s390.c (s390_canonicalize_comparison): New function.
4746 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
4747 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
4748 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
4749 ("*tmqi_mem"): Remove SUBREG from pattern.
4750 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
4751 ("*andsi3_cconly"): Likewise.
4753 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
4758 2004-08-10 Janis Johnson <janis187@us.ibm.com>
4760 * doc/sourcebuild.texi (compat testing): Document available test
4761 framework commands. Use the preferred spelling of DejaGnu.
4763 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
4765 * lambda.h: Add matrix type, and prototypes for remainder of
4766 matrix and vector functions.
4767 (lambda_vector_mult_const): New function.
4768 (lambda_vector_negate): Ditto.
4769 (lambda_vector_add): Ditto.
4770 (lambda_vector_add_mc): Ditto.
4771 (lambda_vector_copy): Ditto.
4772 (lambda_vector_zerop): Ditto.
4773 (lambda_vector_equal): Ditto.
4774 (lambda_vector_min_nz): Ditto.
4775 (lambda_vector_first_nz): Ditto.
4776 (lambda_vector_matrix_mult): Ditto.
4777 * lambda-mat.c: New file.
4778 * Makefile.in (lambda-mat.o): New.
4780 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
4782 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
4783 after linking stmt into the program.
4784 (bsi_remove): Don't call modify_stmt.
4785 * tree-complex.c (update_complex_assignment,
4786 expand_complex_comparison): Call modify_stmt after changing the stmt.
4787 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
4789 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
4790 the stmt, and only if needed.
4791 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
4793 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
4794 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
4795 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
4796 (eliminate_redundant_computations): Don't pass an annotation. Call
4797 modify_stmt rather than setting the annotation directly.
4798 (record_equivalences_from_stmt): Remove unused local 'j'.
4799 (cprop_operand): Take a stmt rather than an annotation as a parameter.
4801 (cprop_into_stmt): Pass stmt rather than annotation.
4802 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
4803 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
4805 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
4807 2004-08-10 Jason Merrill <jason@redhat.com>
4810 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
4813 2004-08-10 Geoffrey Keating <geoffk@apple.com>
4815 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
4818 2004-08-10 Roger Sayle <roger@eyesopen.com>
4820 * config/mips/mips.md: New reciprocal square root patterns that
4821 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
4823 2004-08-10 Paul Brook <paul@codesourcery.com>
4825 * config/arm/arm-protos.h (arm_set_return_address,
4826 thumb_set_return_address): Add prototypes.
4827 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
4828 * config/arm/arm.c (arm_compute_func_type,
4829 use_return_insn, arm_compute_save_reg0_reg12_mask,
4830 arm_compute_save_reg_mask, arm_output_function_prologue,
4831 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
4832 current_function_calls_eh_return.
4833 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
4835 (arm_set_return_address, thumb_set_return_address): New functions.
4836 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
4837 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
4838 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
4839 (epilogue): Use the stackadj register.
4840 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
4842 2004-08-10 Jakub Jelinek <jakub@redhat.com>
4845 * expr.c (move_by_pieces_ninsns): Add max_size argument.
4846 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
4847 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
4848 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
4849 but using MOVE_RATIO.
4850 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
4851 (can_store_by_pieces): Change max_size type to unsigned int.
4852 (store_by_pieces_1): Likewise. Pass max_size to
4853 move_by_pieces_ninsns.
4854 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
4855 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
4856 to move_by_pieces_ninsns.
4857 (STORE_BY_PIECES_P): Define.
4858 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
4859 to move_by_pieces_ninsns.
4860 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
4862 * config/i386/i386.h (CLEAR_RATIO): Define.
4864 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
4866 * expr.c (expand_expr_real_1): Add back code that was not dead.
4868 2004-08-09 Andrew Pinski <apinski@apple.com>
4870 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
4871 which is found to be compatible before returning the aliasing set.
4873 2004-08-09 Daniel Jacobowitz <dan@debian.org>
4875 * ggc-zone.c (struct alloc_zone): Add statistics counters.
4876 (always_collect): New flag.
4877 (ggc_alloc_zone_1): Update statistics support. Don't include
4878 overhead in allocated counter.
4879 (sweep_pages): Update allocated counter for large pages. Don'y
4881 (ggc_collect_1): Always collect.
4882 (ggc_collect): Honor always_collect flag. Sum all zones to decide
4884 (SCALE, LABEL): New macros.
4885 (ggc_print_statistics): Add statistics support.
4887 2004-08-09 Roger Sayle <roger@eyesopen.com>
4889 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
4890 (init_expmed): Fix potential overrun problem with "all.reg".
4891 (expand_sdiv2_pow2): Add an alternate implementation for signed
4892 division, if the target provides a suitable conditional move insn.
4894 2004-08-09 Paul Brook <paul@codesourcery.com>
4895 Richard Henderson <rth@redhat.com>
4897 * unwind-dw2.c (uw_install_context_1): Update target saved stack
4900 2004-08-09 Geoffrey Keating <geoffk@apple.com>
4902 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
4903 Check DATA limit only if there's no AS limit. Ignore insanely
4905 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
4906 but take care that the AS limit isn't overrun.
4907 * doc/invoke.texi: Update documentation of min-heapsize parameter.
4909 2004-08-09 Jeff Law <law@redhat.com>
4911 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
4912 (tree-ssa-threadupdate.o): Add dependencies.
4913 * tree-ssa-threadupdate.c: New file.
4914 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
4915 (rewrite_vars_out_of_ssa): Remove prototype.
4916 (cleanup_tree_cfg): Returns a bool.
4917 * tree.h (thread_through_all_blocks): Prototype.
4918 * tree-outof-ssa.c (SSANORM_*): Move into here.
4919 (remove_ssa_form): Now static.
4920 (rewrite_vars_out_of_ssa): Kill.
4921 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
4922 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
4923 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
4924 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
4925 anything was changed.
4926 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
4927 from the PHI's annotation rather than the edge associated with
4929 * tree-ssa-dom.c (redirection_edges): Kill.
4930 (redirect_edges_and_update_ssa_graph): Kill.
4931 (tree_ssa_dominator_optimize): Do not reset forwardable flag
4932 for blocks anymore. Do not initialize redirection_edges.
4933 Call thread_through_all_blocks. Simplify code for cleanup
4934 of the CFG and iterating. No longer call cleanup_tree_cfg
4935 outside the iteration loop.
4936 (thread_across_edge): No longer mess with forwardable blocks.
4938 2004-08-09 Zack Weinberg <zack@codesourcery.com>
4940 * explow.c (memory_address): Use memory_address_p.
4941 * recog.c (general_operand): Likewise.
4942 * regrename.c: No need to define REG_OK_STRICT.
4944 2004-08-09 Steven Bosscher <stevenb@suse.de>
4946 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
4948 * gcse.c: Include timevar.h.
4949 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
4950 and global_copy_prop_count.
4951 (local_const_prop_count, local_copy_prop_count): New static globals.
4952 (gcse_main): Set the right timevar for each pass.
4953 (cprop_jump): Increment global_const_prop_count when a constant is
4954 propagated. Add "GLOBAL" to dump output.
4955 (cprop_insn): Increment global_const_prop_count when a constant is
4956 propagated, or global_copy_prop_count when a copy is propagated.
4957 (do_local_cprop): Likewise for local_const_prop_count and
4958 local_copy_prop_count.
4959 (one_cprop_pass): Initialize const/cprop counters to zero.
4960 Print out results of local and global const/cprop separately.
4961 (bypass_block): Break over-length line.
4962 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
4963 for bb-reorder.o and tracer.o.
4965 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
4967 * Makefile.in (GTFILES): Remove stmt.c
4968 (stmt.o): Do not depend on gt-stmt.h.
4969 * emit-rtl.c (emit_line_note): Do not call
4970 set_file_and_line_for_stmt.
4971 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
4973 * function.c (free_after_parsing): Do not free STMT field.
4974 (allocate_struct_function): Do not call init_stmt_for_function.
4975 (assign_stack_temp_for_type): Do not accept values of keep
4977 (init_temp_slots): Do not initialize removed variables.
4978 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
4979 and X_VAR_TEMP_SLOT_LEVEL fields.
4980 * rtl.h (set_file_and_line_for_stmt): Remove.
4981 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
4982 struct stmt_status, cond_stack, case_stack, nesting_stack,
4983 nesting_depth, emit_locus, set_file_and_line_for_stmt,
4984 same_case_target_p, init_stmt_for_function, emit_nop,
4985 expand_start_cond, expand_start_elseif, expand_start_else,
4986 expand_elseif, expand_end_cond): Remove.
4987 (preserve_subexpressions_p): Remove references to CFUN->STMT.
4988 (expand_start_case, expand_end_case_type): Remove, merge into...
4989 (expand_case): ... this one, including other bits from
4990 expand_expr_real_1. Inline same_case_target_p. Turn members
4991 of CASE_STACK into local variables.
4992 (emit_case_bit_tests): Inline same_case_target_p.
4993 (add_case_node): Add HEAD argument, return new head of the list,
4994 do not handle default label here.
4995 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
4996 expand_start_elseif, current_nesting_level, expand_start_case,
4997 expand_end_case_type, expand_end_case, add_case_node,
4998 init_stmt_for_function, expand_elseif): Remove prototypes.
4999 (expand_case): Add prototype.
5001 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
5003 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
5005 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
5007 * expr.c (var_rtx): Remove.
5008 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
5009 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
5010 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
5012 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
5013 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
5014 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
5016 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
5017 Ayal Zaks <zaks@il.ibm.com>
5019 * common.opt (freschedule-modulo-scheduled-loops): New flag.
5020 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
5021 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
5022 when -freschedule-modulo-scheduled-loops flag is not specified.
5023 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
5024 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
5025 More accurate placing of insn in row of partial schedule.
5026 (ps_insn_find_column): New function.
5027 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
5028 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
5029 (schedule_region): Use sched_is_disabled_for_current_region_p.
5030 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
5032 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
5034 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
5037 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
5039 * config/i386/i386.c (ix86_expand_clrmem): Properly call
5040 gen_strset for 64bit target.
5042 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
5044 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
5046 2004-08-07 Jason Merrill <jason@redhat.com>
5048 Make return in memory explicit.
5049 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
5050 (assign_parm_find_data_types): Remove code for old front end
5051 invisible reference handling.
5052 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
5053 (expand_function_end): Likewise.
5054 * gimplify.c (gimplify_return_expr): Handle a dereferenced
5056 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
5057 (declare_return_variable): Handle DECL_BY_REFERENCE.
5058 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
5059 (cp_genericize_r): Use convert_from_reference.
5060 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
5061 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
5063 * c-common.c (c_warn_unused_result): Check TREE_USED before
5064 warning about a CALL_EXPR with an unused value.
5066 2004-08-06 Mark Mitchell <mark@codesourcery.com>
5068 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
5069 to the compiler. Use -fshort-wchar by default.
5071 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
5073 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
5074 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
5076 * doc/invoke.texi (param): Document min-crossjump-insns.
5078 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
5081 * c.opt (Wmissing-field-initializers): New option.
5082 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
5083 * c-typeck.c (pop_init_level): Guard the missing field warning with
5084 warn_missing_field_initializers rather than extra_warnings.
5085 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
5086 some of the explanation from...
5087 (-Wextra): ...here. Say that the missing field warning can be
5088 seperately controlled by -Wmissing-field-initializers.
5090 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
5092 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
5093 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
5094 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
5095 * tree.def (ENTRY_VALUE_EXPR): Remove.
5097 2004-08-06 Jakub Jelinek <jakub@redhat.com>
5099 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
5100 the places where it is actually needed. Don't use repz; stosb
5101 for -Os with sufficiently small constant sizes.
5102 For sufficiently small repz; stos{l,q} repeat counts use a sequence
5103 of stos{l,q} instructions instead.
5105 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5107 PR tree-optimization/16807
5108 * loop-iv.c (dump_iv_info): Dump invariants correctly.
5109 (iv_subreg, iv_extend): Express value of invariant purely in
5112 2004-08-06 Mark Mitchell <mark@codesourcery.com>
5114 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
5115 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
5117 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
5119 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
5120 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
5122 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
5123 pattern until reload is finished to allow better code generation
5124 and split them completely into separate instrunctions.
5125 (*andsi3_split): New pattern.
5127 2004-08-05 Mark Mitchell <mark@codesourcery.com>
5129 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
5130 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
5131 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
5132 * tree.h (handle_dll_attribute): Declare. Test
5133 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
5134 * c-common.h (c_determine_visibility): Declare.
5135 * c-common.c (c_determine_visibility): New function.
5136 * c-decl.c (finish_decl): Use it.
5137 (finish_function): Likewise.
5138 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
5139 zero, by default. Use #if, not #ifdef, to test it.
5140 * config/arm/arm.c (arm_attribute_table): Use
5141 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
5143 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
5144 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
5146 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
5147 * config/i386/i386.c (ix86_attribute_table): Use
5148 handle_dll_attribute for dllimport/dllexport. Test
5149 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
5150 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
5151 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
5153 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
5155 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
5157 * doc/extend.texi (dllexport): Clarify and correct documentation.
5158 (dllimport): Likewise.
5159 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
5160 handle_dll_attribute.
5162 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5164 * tree-ssa-loop-manip.c: New file.
5165 * Makefile.in (tree-ssa-loop-manip.o): Add.
5166 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
5168 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
5170 (tree_ssa_loop_done): Verify loop closed ssa form.
5171 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
5173 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5175 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
5176 pa_asm_output_aligned_local): New functions.
5177 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
5178 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
5179 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
5180 pa_asm_output_aligned_common.
5181 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
5182 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
5183 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
5184 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
5185 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
5186 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
5187 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
5188 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
5191 2004-08-05 Andrew Pinski <apinski@apple.com>
5193 * objc/objc-act.c (build_objc_string_object): Mark the address
5194 expression as constant.
5196 2004-08-05 David Edelsohn <edelsohn@gnu.org>
5198 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
5199 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
5200 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
5202 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
5204 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
5205 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
5206 out, and associated obsolete comments.
5208 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
5210 * tree.h (force_fit_type): Return a tree, take three flags.
5211 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
5212 TREE_CONSTANT_OVERFLOW here.
5213 (int_const_binop, const_binop): Adjust.
5214 (size_int_type): Do sign extension here.
5215 (fold_convert_const, optimize_bit_field_compare,
5216 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
5217 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
5218 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
5220 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5222 PR tree-optimization/16864
5223 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
5224 for ssa names without default_def.
5226 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
5228 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
5229 frame pointer, restore eax with an ebp-relative address.
5231 2004-08-04 Geoffrey Keating <geoffk@apple.com>
5234 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
5235 * c-common.h (make_rtl_for_local_static): Delete.
5236 * c-decl.c (shadow_tag_warned): Clean up comment.
5237 (finish_decl): Clean up spacing. Use set_user_assembler_name when
5238 appropriate. Don't pass asmspec to rest_of_decl_compilation.
5239 * c-semantics.c (make_rtl_for_local_static): Delete.
5240 * expr.c (init_block_move_fn): Use set_user_assembler_name.
5241 (init_block_clear_fn): Likewise.
5242 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
5243 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
5244 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
5245 * tree.h (make_decl_rtl): Remove second parameter.
5246 (set_user_assembler_name): New.
5247 * varasm.c (set_user_assembler_name): New.
5248 (make_decl_rtl): Remove second parameter. Update callers in many
5251 2004-08-05 Adam Nemet <anemet@lnxw.com>
5253 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
5254 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
5256 * gthr-lynx.h: New file.
5257 * config/lynx-ng.h: Remove file.
5258 * config/lynx.h: Update to LynxOS 4.0.
5259 * config/t-lynx: New file.
5260 * config/i386/lynx-ng.h: Remove file.
5261 * config/i386/lynx.h: Update to LynxOS 4.0.
5262 * config/rs6000/lynxbase.h: Remove file.
5263 * config/rs6000/lynx.h: Update to LynxOS 4.0.
5264 * config/rs6000/t-lynx: New file.
5265 * doc/install.texi (Options specification): Remove reference to
5266 LynxOS from systems where --with-gnu-as makes a difference.
5268 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
5270 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
5272 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
5274 (c_cpp_builtins): Call it.
5275 * doc/cpp.texi: Update.
5277 2004-08-04 David Edelsohn <edelsohn@gnu.org>
5279 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
5282 2004-08-04 Jan Hubicka <jh@suse.cz>
5284 * basic-block.h (profile_staus): New global variable.
5285 * cfg.c (profile_status): Declare.
5286 (check_bb_profile): Break out from ....; use profile_status
5287 (dump_flow_info): ... here.
5288 * cfgbuild.c (find_basic_blocks): Set profile_status.
5289 * cfgexpand.c (tree_expand_cfg): Likewise.
5290 * predict.c (estimate_probability): Likewise.
5291 * profile.c (branch_prob): Likewise.
5292 * tree-cfg.c (build_tree_cfg): Likewise.
5293 (dump_function_to_file): Use check_bb_profile.
5294 * tree-pretty-print (dump_bb_header): Likewise.
5295 * tree-profile.c (do_tree_profiling): Cleanup.
5297 2004-08-04 Zack Weinberg <zack@codesourcery.com>
5299 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
5300 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
5301 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
5302 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
5303 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
5304 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
5305 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
5306 (ggc-none.o, errors.o): Move rule to generators section;
5307 correct dependencies.
5308 (min-insn-modes.o): Move rule to generators section; remove
5309 unnecessary explicit command; correct dependencies.
5310 (print-rtl.o, print-rtl1.o): Correct dependencies.
5311 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
5312 (mostlyclean): Update.
5314 * errors.c: Include bconfig.h not config.h. Correct comment.
5315 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
5316 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
5317 * print-rtl.c: Don't include tm_p.h.
5319 * rtl.h: Move forward-decl of struct function down where it's
5320 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
5321 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
5323 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5324 Jeff Law <law@redhat.com>
5326 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
5327 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
5328 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
5329 manipulate the duplicated ssa names.
5330 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
5331 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
5332 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
5334 (release_ssa_name): Do not release ssa names that may have multiple
5336 * tree.h (release_ssa_name_force, mark_for_rewrite,
5337 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
5338 marked_ssa_names): Declare.
5339 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
5340 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
5341 Update call to rewrite_ssa_into_ssa.
5343 2004-08-04 Mark Mitchell <mark@codesourcery.com>
5345 * defaults.h (TARGET_DECLSPEC): New macro.
5346 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
5347 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
5348 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
5349 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
5351 (TARGET_DECLSPEC): Define.
5352 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
5354 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
5356 (TARGET_DECLSPEC): Define.
5357 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
5359 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
5361 * doc/tm.texi (TARGET_DECLSPEC): Document.
5363 * doc/extend.texi: Fix typo in comment.
5365 2004-08-04 Paul Brook <paul@codesourcery.com>
5367 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
5368 (TARGET_CXX): Use it.
5369 * target.h (struct gcc_target): Add cdtor_returns_this.
5370 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
5371 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
5372 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
5374 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
5376 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
5377 low/high pair. Do range checking directly.
5378 (interpret_integer): Adjust.
5380 2004-08-04 Nick Clifton <nickc@redhat.com>
5382 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
5384 * doc/invoke.texi: Document this new switch and also the -mrenesas
5387 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
5389 * cfglayout.c (insn_locators_initialize): Update the current
5390 location before initializing a location.
5392 2004-08-03 Zack Weinberg <zack@codesourcery.com>
5394 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
5395 (dbxout_function_end): Return after emitting the "Lscope" symbol
5396 under the same conditions that this function formerly wasn't called.
5397 Add explanatory comments.
5400 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
5404 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
5405 functions, broken out of dbxout_block.
5406 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
5407 stabs too, if it contains symbols. Use the begin_label and
5408 the Lscope label (emitted by dbxout_function_end) for the
5409 range of this block.
5411 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
5413 * doc/install.texi: Update autoconf version requirements.
5415 2004-08-03 Zack Weinberg <zack@codesourcery.com>
5417 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
5418 * recog.c (general_operand, immediate_operand, nonmemory_operand)
5419 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
5420 * regclass.c (record_reg_classes): Likewise.
5421 * reload.c (find_reloads): Likewise.
5422 * reload1.c (reload): Likewise.
5424 2004-08-03 Zack Weinberg <zack@codesourcery.com>
5426 * gensupport.c (init_md_reader_args_cb): Renamed from
5427 init_md_reader_args. Add third option, callback function for
5428 parsing program-specific options. Add diagnosis of incorrect
5429 number of input files.
5430 (init_md_reader): Fold into init_md_reader_args_cb.
5431 (init_md_reader_args): Now a thin wrapper around
5432 init_md_reader_args_cb.
5433 * gensupport.h: Update prototypes.
5435 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
5436 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
5437 * genrecog.c: No need to diagnose lack of an input file;
5438 init_md_reader_args will handle it.
5439 * genconditions.c: Likewise, and use init_md_reader_args.
5440 * genconstants.c: Likewise, and no need to call read_md_rtx.
5442 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
5444 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
5447 2004-08-03 Mike Stump <mrs@apple.com>
5449 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
5451 * doc/invoke.texi (Darwin Options): Update to reflect above.
5453 2004-08-03 Roger Sayle <roger@eyesopen.com>
5456 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
5457 truncations, not just global truncations.
5459 2004-08-03 Andrew Pinski <apinski@apple.com>
5462 * loop-iv.c (simplify_using_assignment): Initialize lhs.
5464 2004-08-03 Paul Brook <paul@codesourcery.com>
5466 * gcc/doc/install.texi: Document MPFR requirement.
5468 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
5470 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
5471 and mmap() explicitly instead of relying on preset autoconf cache
5473 * configure: Regenerate.
5475 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
5478 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
5480 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
5481 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
5484 * config/i386/t-gmm_malloc: New file.
5485 * config/i386/t-pmm_malloc: Likewise.
5487 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
5489 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
5490 Tanguy Fautrà <tfautre@pandora.be>
5492 * config/i386/pmm_malloc.h: New file.
5494 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
5496 * config/i386/gmm_malloc.h: New file.
5498 2004-08-03 Dale Johannesen <dalej@apple.com>
5500 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
5501 * c-common.c: Include opts.h.
5502 (c_common_get_alias_set): Fix check for a single input file.
5503 * toplev.c: Remove current_file_decl.
5506 2004-08-03 Mark Mitchell <mark@codesourcery.com>
5508 * config.gcc (arm*-*-symbianelf*): New target.
5509 * config/arm/symbian.h: New file.
5511 * gthr-gnat.c: Add visibility #pragmas.
5512 * gthr-gnat.h : Likewise.
5514 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
5515 (__ffsDI2): Likewise.
5516 (__clzSI2): Likewise.
5517 (__ctzSI2): Likewise.
5518 (__ctzDI2): Likewise.
5519 (__popcountSI2): Likewise.
5520 (__popcountDI2): Likewise.
5521 (__paritySI2): Likewise.
5522 (__parityDI2): Likewise.
5523 * libgcc2.h: Add visibility #pragmas.
5524 (__clzDI2): Add prototype.
5525 (__clzSI2): Likewise.
5526 (__ctzSI2): Likewise.
5527 (__ffsDI2): Likewise.
5528 (__ffsSI2): Likewise.
5529 (__ctzDI2): Likewise.
5530 (__popcountSI2): Likewise.
5531 (__popcountDI2): Likewise.
5532 (__paritySI2): Likewise.
5533 (__parityDI2): Likewise.
5534 * unwind-dw2-fde.h: Add visibility #pragmas.
5535 * unwind.h: Likewise.
5537 2004-08-03 David Edelsohn <edelsohn@gnu.org>
5538 Dale Johannesen <dalej@apple.com>
5539 Roger Sayle <roger@eyesopen.com>
5541 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
5542 constants more accurately. Adjust costs for FMA instructions.
5543 Add cases for most logical and float operations. Recurse into
5546 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
5548 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
5550 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
5552 * ra-build.c (conflicts_between_webs): For webs that cross a call add
5553 conflicts to regs_invalidated_by_call.
5555 2004-08-03 Paul Brook <paul@codesourcery.com>
5557 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
5559 2004-08-03 Jan Hubicka <jh@suse.cz>
5561 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
5564 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
5566 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
5567 arm968es, arm10e, arm1020e, arm1022e.
5568 * invoke.texi: Update list of ARM cores.
5569 * arm-tune.md: Regenerate.
5571 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
5573 * arm/gentune.sh: New file.
5574 * arm/t-arm: New file.
5575 * arm/arm-tune.md: New file (autogenerated).
5576 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
5577 * arm.md (attribute tune): Delete. Include arm-tune.md.
5579 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
5581 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
5582 penultimate parameter. All callers adjusted.
5583 (struct prefix_list): Remove used_flag_ptr.
5584 (find_a_file): Do not set *pl->used_flag_ptr.
5585 (warn_B, warn_std_ptr): Remove.
5587 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
5588 Mostafa Hagog <mustafa@il.ibm.com>
5590 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
5592 2004-08-02 Geoffrey Keating <geoffk@apple.com>
5594 * dwarf2out.c (output_call_frame_info): Don't change data format
5595 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
5596 label. Use 'true' not '1'.
5597 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
5600 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
5602 * gdbinit.in: Reflect previous changes to rtunion_def.
5604 2004-08-02 Roger Sayle <roger@eyesopen.com>
5606 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
5607 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
5609 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5611 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
5613 * langhooks.h (lang_hooks::builtin_function): Rename parameter
5614 from "class" to "bt_class".
5616 2004-08-02 Paul Brook <paul@codesourcery.com>
5618 PR rtl-optimization/15068
5619 * flow.c (init_propagate_block_info): Check condition is reversible.
5621 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5623 * gengtype.h (options::info): Change type to const char *.
5624 (enum gc_used_enum): Move out of struct type scope.
5625 * gengtype.c (create_option): Convert initializer for option::info to
5627 (adjust_field_type, walk_type, write_func_for_structure,
5628 write_root, write_roots): Remove pointless cast.
5630 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
5632 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
5634 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5636 * rtl.h (union rtunion_def): Have all members start with the
5638 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
5639 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5640 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
5641 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
5643 * gengtype.c (adjust_field_rtx_def): Likewise.
5644 * rtlanal.c (loc_mentioned_in_p): Likewise.
5646 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
5648 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
5649 Replace uses of mips/elf64.h with mips/elf.h
5650 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
5651 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
5652 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
5653 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
5654 (HANDLE_SYSV_PRAGMA): Delete.
5655 (ASM_OUTPUT_DEF): Fix formatting.
5656 * config/mips/elf64.h: Delete.
5658 2004-08-01 Zack Weinberg <zack@codesourcery.com>
5660 * config/ia64/ia64.c (got_symbolic_operand): Do require a
5661 symbol+offset operand to have its offset be zero mod 0x3fff
5662 when GOT entries are in use. Clarify logic in SYMBOL_REF
5663 case. Clarify comments.
5664 (ia64_expand_load_address): Split a symbol+offset load when
5665 the offset is nonzero mod 0x3fff, not 0x1fff.
5667 2004-08-01 Geoffrey Keating <geoffk@apple.com>
5669 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
5670 if trying to *store* to a non-offsettable address.
5671 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
5672 a nonoffsettable address.
5673 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
5675 (movti_string): Don't move GPRs to a nonoffsettable address.
5676 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
5678 2004-08-02 Ben Elliston <bje@au.ibm.com>
5681 * config/rs6000/altivec.h: Replace typeof with __typeof__.
5683 2004-08-01 Richard Henderson <rth@redhat.com>
5685 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
5686 variable sized types.
5688 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
5690 * doc/invoke.texi: In the MIPS options section, remove the passage
5691 saying that -mexplicit-relocs is usually disabled for -mabicalls
5692 -fno-unit-at-a-time.
5693 * config/mips/mips.c (override_options): Remove the code that enforced
5696 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
5698 * config/mips/mips.md (cprestore): Provide two alternatives, one for
5699 an in-range offset and one for an out-of-range offset. Wrap the latter
5700 in .set macro/.set nomacro if it's inside a .set nomacro block.
5702 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
5704 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
5705 (mips_restore_gp): Declare.
5706 * config/mips/mips.c (mips_add_offset): Add a scratch register
5707 argument. Reimplement in rtl only, reusing MIPS16 logic from
5708 mips_output_mi_thunk.
5709 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
5711 (mips_gp_save_slot): Delete.
5712 (mips_restore_gp): New function.
5713 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
5714 * config/mips/mips.md (exception_receiver): Turn into a
5715 define_insn_and_split. Use mips_restore_gp to do the split.
5716 (call_internal, call_value_internal, call_value_multiple_internal): Use
5717 mips_restore_gp to restore $gp.
5719 2004-07-31 Andrew Pinski <apinski@apple.com>
5722 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
5724 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
5726 * c-decl.c (diagnose_mismatched_decls): Give error for external
5727 redeclaration of identifier declared with no linkage, not just
5728 warning with -Wtraditional. Do not check DECL_CONTEXT to give
5729 error for redeclaration with no linkage.
5731 2004-07-30 Geoffrey Keating <geoffk@apple.com>
5732 Fariborz Jahanian <fjahanian@apple.com>
5734 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
5735 non-offsettable addresses even for DImode.
5736 (rs6000_split_multireg_move): Cope with non-offsettable addresses
5737 being moved into multiple GPRs.
5739 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
5741 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
5742 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
5744 * config/rs6000/darwin-ldouble.c (isless): New macro.
5746 (nonfinite): New macro.
5748 (_xlqadd): Completely rewrite.
5749 (_xlqmul): Correct overflow handling.
5750 (_xlqdiv): Correct overflow handling.
5751 * config/rs6000/darwin-ldouble-format: New file.
5753 2004-07-30 Roger Sayle <roger@eyesopen.com>
5754 Richard Henderson <rth@redhat.com>
5756 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
5757 9 into the equivalent lea instruction.
5759 2004-07-30 Richard Henderson <rth@redhat.com>
5761 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
5762 with DECL_INITIAL if fb_lvalue.
5763 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
5764 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
5766 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
5768 2004-07-30 Diego Novillo <dnovillo@redhat.com>
5770 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
5771 pointer escapes through a function call, assume that the
5772 callee will dereference it.
5773 (add_pointed_to_var): Assume that VALUE is always an
5775 (collect_points_to_info_r): Only call add_pointed_to_var if
5776 the value is an ADDR_EXPR.
5778 2004-07-30 Diego Novillo <dnovillo@redhat.com>
5780 * tree-ssa-alias.c (create_alias_map_for): Do not get the
5781 alias set of the inner type of ARRAY_TYPEs.
5783 2004-07-29 Diego Novillo <dnovillo@redhat.com>
5785 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
5786 setting a non-register to UNDEFINED right before the call to
5789 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5791 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
5793 2004-07-29 Diego Novillo <dnovillo@redhat.com>
5795 * tree-ssa.c (verify_flow_sensitive_alias_info): When
5796 comparing points-to sets of different pointers, make sure the
5797 second pointer is actually referenced in the code.
5799 2004-07-29 Zack Weinberg <zack@codesourcery.com>
5801 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
5802 (got_symbolic_operand): Remove unreachable code.
5803 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
5804 setjmp_operand; add entry for tls_symbolic_operand.
5805 * config/ia64/ia64-protos.h: Remove all prototypes of
5806 predicate functions.
5808 2004-07-29 Mark Mitchell <mark@codesourcery.com>
5810 * c-common.h (lang_post_pch_load): New variable.
5811 * c-pch.c (lang_post_pch_load): Define it.
5812 (c_common_read_pch): Use it.
5813 * cgraphunit.c (record_call_1): Give the front end a chance to
5814 record additional needed entities when a variable is marked as
5816 * tlink.c (recompile_files): Robustify.
5817 (scan_linker_output): If a symbol is assigned to a file,
5818 but after recompilation is not present there, issue an error
5821 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5823 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
5824 Take orig_loop argument and pass it to set_level.
5825 (schedule_sm): Pass the correct orig_loop to force_move_till.
5827 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5829 * cfgloop.c (update_latch_info): Update dominator of the new block.
5830 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
5832 * dominance.c (verify_dominators): Check that the dominance tree is
5834 (recount_dominator): Ignore unreachable blocks.
5835 (iterate_fix_dominators): Cleanup old dominance information before
5838 2004-07-29 Diego Novillo <dnovillo@redhat.com>
5840 * tree-ssa-operands.c (get_expr_operands): Revert changes
5841 to ADDR_EXPR processing introduced by:
5842 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5843 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
5845 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
5847 * doc/implement-c.texi: Add C90 subclause references. Point to
5848 preprocessor documentation instead of duplicating it. Add points
5849 only present in C90. Fill in documentation for all points.
5851 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5853 * pa.c (output_movb): Correct typo.
5855 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
5857 * ra.h (single_reg_in_regclass): Declare.
5858 * ra.c (single_reg_in_regclass): Define.
5859 (first_hard_reg): New.
5860 (init_ra): Initialize single_reg_in_regclass.
5861 * ra-colorize.c (ok_class): New.
5862 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
5864 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
5866 * gcov-io.h: Allow zero tag as EOF indicator.
5867 (gcov_is_eof): Remove.
5868 (gcov_truncate): Remove.
5869 * gcov-io.c (gcov_seek): Always SEEK_SET.
5870 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
5872 * coverage.c (read_counts_file): Don't use gcov_is_eof.
5873 * gcov-dump.c (dump_file): Likewise.
5874 * gcov.c (read_graph_file, read_count_file): Likewise.
5876 * c-decl.c (complete_array_type): Don't gratuitously copy
5877 maxindex. Check it always has a type.
5879 2004-07-29 Steven Bosscher <stevenb@suse.de>
5881 * rtl.c (currently_expanding_to_rtl): New.
5882 * rtl.h (currently_expanding_to_rtl): Export it.
5883 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
5885 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
5887 * config/sh/sh.c: Replace rtx_equal_function_value_matters
5888 with currently_expanding_to_rtl.
5889 * config/sh/sh.md: Likewise.
5890 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
5892 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
5894 Introduce sh2a support.
5895 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
5896 * config.gcc: Build multilibs for sh2a and sh2a-single by
5898 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
5899 default. Split their tests out of the corresponding SH4
5901 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
5903 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
5904 * config.gcc: Handle sh2a multilibs and cpu selection.
5905 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
5906 * config/sh/t-mlib-sh2a: New.
5907 * config/sh/t-mlib-sh2a-nofpu: New.
5908 * config/sh/t-mlib-sh2a-single: New.
5909 * config/sh/t-mlib-sh2a-single-only: New.
5910 2004-07-09 Nick Clifton <nickc@redhat.com>
5912 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
5913 -ml and -m2a are used together.
5914 2004-03-23 DJ Delorie <dj@redhat.com>
5915 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
5916 when we have a double-sized FPU.
5917 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
5918 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
5920 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
5921 -msh2a-single and -msh2a-single-only
5922 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
5923 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
5925 2004-02-20 DJ Delorie <dj@delorie.com>
5926 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
5927 2004-02-20 Fred Fish <fnf@redhat.com>,
5928 Corinna Vinschen <vinschen@redhat.com>
5929 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
5930 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
5931 2004-02-18 DJ Delorie <dj@redhat.com>
5932 * config/sh/sh.c (broken_move): Add support for movi20.
5933 * config/sh/sh.h: Likewise.
5934 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
5935 * config/sh/sh.md (udivsi3_sh2a): New.
5940 (ashlsi3_sh2a): New.
5941 (ashrsi3_sh2a): New.
5942 (lshrsi3_sh2a): New.
5943 (movsi_i): Disable for sh2a.
5944 (movsi_ie): Add movi20.
5945 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
5946 sh2a, for -m2a-nofpu mode.
5947 2004-02-13 DJ Delorie <dj@redhat.com>
5948 * config/sh/lib1funcs.asm: Handle double vs single better.
5949 * config/sh/sh.h: Likewise.
5950 2004-02-09 DJ Delorie <dj@redhat.com>
5951 * config/sh/crt1.asm: Add support for sh2a.
5952 * config/sh/elf.h: Likewise.
5953 * config/sh/lib1funcs.asm: Likewise.
5954 * config/sh/sh.c: Likewise.
5955 * config/sh/sh.md: Likewise.
5956 * config/sh/sh.h: Likewise.
5957 * config/sh/t-sh: Likewise.
5959 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
5961 * config/frv/frv.md (movqi_internal, movhi_internal,
5962 movsi_internal): Add backup alternatives for memory inputs.
5964 2004-07-28 Matt Austern <austern@apple.com>
5966 * config/darwin.c (darwin_one_byte_bool): New global variable.
5967 * config/darwin.h (darwin_one_byte_bool): Declare.
5968 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
5969 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
5970 value of darwin_one_byte_bool.
5971 * doc/invoke.texi: Document -mone-byte-bool flag.
5973 2004-07-28 Eric Christopher <echristo@redhat.com>
5975 * c-common.c (c_common_unsafe_for_reeval): Delete.
5976 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
5977 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
5978 * calls.c (fix_unsafe_tree): Delete.
5979 (expand_call): Delete code which used above.
5980 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
5981 * expr.c (expand_expr_real_1): Ditto.
5982 * fold-const.c (non_lvalue): Ditto.
5983 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
5984 (lhd_unsafe_for_reeval): Ditto.
5985 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
5986 * langhooks.h (unsafe_for_reeval): Ditto.
5987 (unsave_expr_now): Adjust comment.
5988 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
5989 (estimate_num_insns_1): Ditto.
5990 * tree-pretty-print.c (dump_generic_node): Ditto.
5991 * tree.c (expr_align): Ditto.
5992 (unsave_expr): Delete.
5993 (unsafe_for_reeval): Ditto.
5994 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
5995 * tree.def (UNSAVE_EXPR): Delete.
5996 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
5998 2004-07-28 Zack Weinberg <zack@codesourcery.com>
6000 * tree.h (enum tls_model): Move ...
6001 * coretypes.h: ... here.
6003 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
6005 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
6007 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
6009 * cse.c (validate_canon_reg): New function, split out from...
6010 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
6012 2004-07-28 Diego Novillo <dnovillo@redhat.com>
6014 * tree-ssa-alias.c (maybe_create_global_var): Don't just
6015 return if .GLOBAL_VAR has been created.
6017 2004-07-28 Diego Novillo <dnovillo@redhat.com>
6019 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
6020 every variable that may have aliases, not just tags.
6022 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
6024 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
6025 move_from_CR_eq_bit.
6026 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
6029 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
6032 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
6033 output_e500_flip_eq_bit.
6035 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
6036 output_e500_flip_eq_bit.
6037 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
6038 output_e500_flip_eq_bit.
6039 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
6040 (print_operand): case D. Get to EQ bit.
6042 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
6044 * gcov.c (function_summary): Add missing \n.
6046 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
6048 Introduce sh4a support.
6049 * config.gcc: Handle sh4a multilibs and cpu selection.
6050 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
6051 * config/sh/t-mlib-sh4a: New.
6052 * config/sh/t-mlib-sh4al: New.
6053 * config/sh/t-mlib-sh4a-nofpu: New.
6054 * config/sh/t-mlib-sh4a-single: New.
6055 * config/sh/t-mlib-sh4a-single-only: New.
6056 2004-02-20 DJ Delorie <dj@redhat.com>
6057 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
6058 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
6059 2003-08-22 Eric Christopher <echristo@redhat.com>
6060 * config/sh/sh4a.md: Update for chip errata.
6061 2003-08-07 Eric Christopher <echristo@redhat.com>
6062 * config/sh/sh4a.md: New file. sh4a processor description.
6063 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
6064 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
6066 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
6067 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
6068 * doc/invoke.texi (SH Options): Document -m4al.
6069 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
6070 * config/sh/sh.c (expand_block_move): Remove commented-out code
6071 checked in by mistake.
6072 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
6073 single elements from SFmode vectors.
6074 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
6076 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
6077 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
6078 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
6079 sh_fsca_int2sf): Remove variable declarations.
6080 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
6081 sh_fsca_int2sf): New functions.
6082 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
6083 sh_fsca_int2sf_rtx): New static variables.
6084 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
6085 sh_fsca_int2sf): Declare.
6086 * config/sh/sh.md: Adjust.
6087 * doc/invoke.texi (SH Options): Document new options.
6088 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
6089 compatibility from SH4 code.
6090 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
6091 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
6093 (memory_movsrc_operand): Renamed to...
6094 (unaligned_load_operand): ... this. Simplified.
6095 * config/sh/sh.h (PREDICATE_CODES): Adjust.
6096 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
6097 input operand to SImode, and adjust the others. Introduce
6098 post-increment by peephole.
6099 * config/sh/sh.c (expand_block_move): Give the target address the
6100 same mode as the temp reg.
6101 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
6103 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
6104 Introduce support for SH4a.
6105 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
6106 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
6107 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
6108 sh_fsca_int2sf): New.
6109 (sh_init_builtins): Initialize them.
6110 (print_operand): Support `d'.
6111 (expand_block_move): Use movua if src is misaligned.
6112 (memory_movsrc_operand): New.
6113 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
6114 and one of the SH4 macros.
6115 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
6116 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
6117 SELECT_SH4A_SINGLE): New.
6118 (TARGET_NONE): Add SH4A_BIT.
6119 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
6120 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
6121 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
6122 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
6123 (enum processor_type): Added PROCESSOR_SH4A.
6124 (PREDICATE_CODES): Add memory_movsrc_operand.
6125 * config/sh/sh.md: Removed unused variables.
6126 (attr cpu): Add sh4a.
6127 (attr type): Add movua, fsrra and fsca.
6128 (prefetch): New, for SH4.
6129 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
6130 (toggle_sz): Set type to fp.
6131 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
6132 (movua, extv, extzv): New.
6133 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
6136 2004-07-28 Diego Novillo <dnovillo@redhat.com>
6138 * tree-optimize.c (init_tree_optimization_passes): Schedule
6139 pass_may_alias right after the program is renamed into SSA.
6140 * tree-pass.h (PROP_alias): Define.
6141 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
6142 * tree-sra.c (pass_sra): Likewise.
6143 * tree-ssa-ccp.c (pass_ccp): Likewise.
6144 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
6145 * tree-ssa-dce.c (pass_dce): Likewise.
6146 * tree-ssa-dom.c (pass_dominator): Likewise.
6147 * tree-ssa-dse.c (pass_dse): Likewise.
6148 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
6149 * tree-ssa-loop-ch.c (pass_ch): Likewise.
6150 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
6151 * tree-ssa-pre.c (pass_pre): Likewise.
6152 * tree-tailcall.c (pass_tail_recursion): Likewise.
6153 * tree-ssa.c (pass_redundant_phi): Likewise.
6154 * tree-ssa-alias.c (aliases_computed_p): Remove.
6156 (init_alias_info): Do not mark all type tags for renaming
6158 Clear may_aliases from every symbol.
6159 (setup_pointers_and_addressables): If a pointer has not been
6160 dereferenced and it had a type tag, clear it and mark the old
6163 2004-07-28 Diego Novillo <dnovillo@redhat.com>
6165 PR tree-optimization/16705
6166 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
6169 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6171 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
6174 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
6175 don't make another one.
6177 PR optimization/15077
6178 * function.h (struct function): Add field saved_static_chain_decl.
6179 Fix comment for static_chain_decl.
6180 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
6181 * tree-inline.h (save_body): Add new arg.
6182 * tree-optimize.c (tree_rest_of_compilation): Handle saving
6185 2004-07-27 Richard Henderson <rth@redhat.com>
6187 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
6188 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
6189 is_gimple_addressable.
6190 * tree-gimple.c (is_gimple_addressable): Rename from
6191 is_gimple_addr_expr_arg; accept INDIRECT_REF.
6192 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
6193 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
6194 rename to is_gimple_addressable.
6196 2004-07-28 Alan Modra <amodra@bigpond.net.au>
6198 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
6200 2004-07-27 Richard Henderson <rth@redhat.com>
6202 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
6205 2004-07-27 Zack Weinberg <zack@codesourcery.com>
6207 * libgcc2.c: Change all conditionals testing
6208 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
6209 * libgcc2.h: Likewise.
6210 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
6211 TYPE_PRECISION of float80_type to 80.
6212 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
6213 of fpreg_type and float80_type to 80.
6214 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
6215 * config/m68k/netbsd-elf.h:
6216 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
6217 to evaluate to 80 whenever they would formerly have evaluated to 96.
6218 * config/i386/sco5.h: Remove unnecessary redefinition of
6219 LONG_DOUBLE_TYPE_SIZE.
6220 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
6221 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
6222 XFmode, with a bitsize of 80. Update commentary.
6223 * config/ia64/ia64-modes.def: Likewise.
6224 * config/m68k/m68k-modes.def: Likewise.
6226 2004-07-27 Steven Bosscher <stevenb@suse.de>
6228 * cfgexpand.c (tree_expand_cfg): Fix comment.
6230 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
6231 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
6233 (prepare_function_start): Don't set rtx_equal_function_value_matters.
6234 * integrate.c (copy_rtx_and_substitute): Don't test for it.
6235 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
6236 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
6237 here again. Update leading comment.
6238 * rtl.c (rtx_equal_function_value_matters): Remove.
6239 (rtx_equal_p): Don't test for it.
6240 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
6243 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
6244 * rtl.c (note_insn_name): Likewise.
6245 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
6246 * final.c (final_scan_insn): Likewise.
6248 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
6249 * passes.c (rest_of_handle_eh): Do it here.
6251 * stmt.c (struct nesting): Remove struct nesting block member.
6252 (struct stmt_status): Remove x_block_start_count field.
6253 (current_block_start_count): Remove.
6255 2004-07-27 Brian Booth <bbooth@redhat.com>
6257 * tree-optimize.c (register_one_dump_file): Update condition that uses
6259 (dup_pass_1): Replace with...
6260 (next_pass_1): This.
6261 (NEXT_PASS): Call next_pass_1.
6263 (init_tree_optimization_passes): Remove uses of DUP_PASS.
6264 (execute_one_pass): Update condition that uses
6266 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
6269 2004-07-27 Nick Clifton <nickc@redhat.com>
6271 * config/m32r/m32r.c: Include integrate.h in order to get the
6272 prototype for get_hard_reg_initial_val().
6274 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
6275 and tidy up indentation.
6276 (final_presence_set): Use absence_set instead, so that if there is
6277 nothing in the "o" pipe the "s" pipe can be scheduled.
6279 2004-07-27 Diego Novillo <dnovillo@redhat.com>
6281 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
6282 don't have PT_VARS nor PT_MALLOC set.
6283 Clear name tag from pointers that have not been dereferenced.
6284 (set_pt_anything, set_pt_malloc): Forward declare.
6285 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
6286 not type compatibility when determining if a pointer can be
6289 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
6291 * expr.h (canonicalize_condition, get_condition): Add an int argument.
6292 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
6293 it to check whether the condition is still valid at the jump insn.
6294 * ifcvt.c (noce_get_condition): Likewise.
6295 (noce_get_alt_condition): Update call to canonicalize_condition.
6296 * loop-iv.c (simplify_using_initial_values): Update call to
6297 get_condition. Remove FIXME.
6298 (check_simple_exit): Update call to get_condition.
6299 * loop-unswitch.c (may_unswitch_on): Likewise.
6300 * loop.c (check_dbra_loop): Likewise.
6301 (canonicalize_condition, get_condition): Add an argument to say whether
6302 the condition must still be valid at INSN.
6303 (get_condition_for_loop): Update call to get_condition. Require that
6304 the condition be valid at INSN.
6305 * predict.c (estimate_probability): Update call to get_condition.
6306 Remove unused earliest parameter.
6307 (expected_value_to_br_prob): Update call to canonicalize_condition.
6309 2004-07-26 Eric Christopher <echristo@redhat.com>
6311 * tree-dfa.c (add_referenced_var): Register initializers of global
6314 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
6316 * config/i386/i386.c (function_arg): Always treat 8-
6317 and 16-byte wide vectors the same, even if MMX/SSE
6319 (contains_128bit_aligned_vector_p): Add comment.
6321 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
6323 * ra.h (enum node_type): Rename to:
6324 (enum ra_node_type).
6325 * ra-colorize.c: Likewise.
6327 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
6329 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
6330 after simplifying the jump.
6332 2004-06-26 Richard Henderson <rth@redhat.com>
6334 * calls.c (combine_pending_stack_adjustment_and_call): Make
6335 preferred_unit_stack_boundary argument unsigned. Make
6336 unadjusted_alignment unsigned.
6337 (expand_call): Make preferred_stack_boundary and
6338 preferred_unit_stack_boundary variables unsigned.
6339 * function.c (assign_stack_local_1): Make alignment unsigned.
6340 * function.h (struct function): Make stack_alignment_needed,
6341 preferred_stack_boundary unsigned.
6342 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
6343 (ix86_compute_frame_layout): Make stack_alignment_needed,
6344 preferred_alignment variables unsigned.
6345 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
6347 2004-07-26 Tom Tromey <tromey@redhat.com>
6349 * tree.h: Fix typo in comment.
6351 2004-07-26 Daniel Jacobowitz <dan@debian.org>
6354 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
6355 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
6356 (ggc_free): Remove incorrect freeing.
6357 (sweep_pages): Advance PP for large pages. Fix indentation.
6359 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
6361 PR rtl-optimization/16643
6362 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
6363 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
6364 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
6365 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
6366 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
6367 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6368 * rtl.h (tracer): Add a flags parameter.
6369 * tracer.c (tracer): Pass it to cfg_layout_initialise.
6370 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
6371 (rest_of_handle_reorder_blocks): Update calls to tracer and
6372 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
6373 (rest_of_handle_tracer): Pass 0 to tracer.
6374 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
6376 2004-07-25 David Edelsohn <edelsohn@gnu.org>
6379 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
6382 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
6384 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
6385 (BINFO_BASE_ACCESS): Adjust.
6386 (BINFO_BASE_ACCESS_APPEND): New.
6387 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
6388 * dbxout.c (dbxout_type): Adjust binfo access accessing.
6389 * dwarf2out.c (gen_member_die): Likewise.
6390 * tree-dump.c (deque_and_dump): Likewise.
6392 2004-07-26 Falk Hueffner <falk@debian.org>
6394 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
6397 2004-07-25 Roger Sayle <roger@eyesopen.com>
6399 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
6400 value off of the stack if TARGET_USE_FFREEP.
6402 2004-07-26 Bernardo Innocenti <bernie@develer.com>
6404 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
6405 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
6406 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
6407 check on invocation of XRESIZEVEC ().
6409 2004-07-26 Bernardo Innocenti <bernie@develer.com>
6411 * c-common.c (disable_builtin_function): Rename variable n to
6412 new_disabled_builtin.
6413 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
6414 Rename local variable old to old_decl.
6415 * gensupport.c (shift_output_template): Rename parameter old to src.
6416 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
6417 old_rtx and newx to new_rtx.
6419 2004-07-26 Bernardo Innocenti <bernie@develer.com>
6421 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
6423 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
6425 * c-lex.c: Likewise.
6427 2004-07-25 Roger Sayle <roger@eyesopen.com>
6429 * fold-const.c (constant_boolean_node): Make extern.
6430 (make_range): Wrap long lines.
6431 (fold_cond_expr_with_comparison): Remove unnecessary call to
6432 pedantic_non_lvalue. Add missing calls to fold_convert.
6433 (fold_truthop): Add missing calls to fold_convert.
6435 * tree.h (constant_boolean_node): Add prototype here.
6436 * builtins.c (expand_builtin_strncmp): Add missing calls to
6438 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
6439 Call fold_convert and constant_boolean_node to correct types.
6440 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
6441 missing call to fold_convert to correct types.
6443 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
6444 Brian Ryner <bryner@brianryner.com>
6448 * c-common.c (c_common_attribute_table): Allow
6449 handle_visibility_attribute to be called for types.
6450 (handle_visibility_attribute) When given a type, set the visibility
6451 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
6452 so that we can check later whether the attribute was present. Added
6453 warning if attribute applied to non class type.
6454 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
6455 decls and checking that they are consistent.
6456 * common.opt: Added -fvisibility.
6457 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
6458 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
6459 * flags.h, tree.h: Added assorted support defines for overall patch
6460 * opts.c: Added parsing support for -fvisibility.
6461 * tree.c (build_decl): Set visibility for all decls to be whatever
6462 is in force at that time.
6463 * varasm.c (default_binds_local_p_1): Reworked logic determining
6464 when to make a symbol locally bound.
6465 * doc/invoke.texi: Added documentation for -fvisibility and
6466 -fvisibility-inlines-hidden.
6468 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6470 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
6471 * c-common.c: Add missing casts from void * to other types.
6472 * c-decl.c: Likewise.
6473 * c-format.c: Likewise.
6474 * c-lex.c: Likewise.
6475 * c-pragma.c: Likewise.
6476 * c-typeck.c: Likewise.
6477 * defaults.h: Likewise.
6478 * genconstants.c: Likewise.
6479 * gengtype-lex.l: Likewise.
6480 * genmodes.c: Likewise.
6481 * read-rtl.c: Likewise.
6484 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6486 * bitmap.c: Use type-safe memory allocation macros from libiberty.
6487 * c-common.c: Likewise.
6488 * c-decl.c: Likewise.
6489 * c-lang.c: Likewise.
6490 * c-lex.c: Likewise.
6491 * c-opts.c: Likewise.
6492 * c-parse.in: Likewise.
6493 * c-typeck.c: Likewise.
6494 * genconditions.c: Likewise.
6495 * gengtype-lex.l: Likewise.
6496 * gengtype-yacc.y: Likewise.
6497 * gengtype.c: Likewise.
6498 * genmodes.c: Likewise.
6499 * gensupport.c: Likewise.
6500 * read-rtl.c: Likewise.
6501 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
6504 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6506 * c-decl.c (groktypename, groktypename_in_param_context): Rename
6507 variable typename to type_name.
6508 * c-lex.c (interpret_float): Likewise.
6510 2004-07-25 Roger Sayle <roger@eyesopen.com>
6512 * convert.c (convert_to_real, convert_to_integer,
6513 convert_to_complex): Replace calls to build with calls to buildN.
6514 * coverage.c (tree_coverage_counter_ref): Likewise.
6515 * dojump.c (do_jump): Likewise.
6516 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
6517 * emit-rtl.c (component_ref_for_mem_expr,
6518 set_mem_attributes_minus_bitpos): Likewise.
6519 * explow.c (update_nonlocal_goto_save_area): Likewise.
6520 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
6521 expand_mult_add): Likewise.
6522 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
6523 store_constructor, get_inner_reference, expand_expr_real_1,
6524 try_casesi, try_tablejump): Likewise.
6525 * function.c (expand_function_start): Likewise.
6526 * stmt.c (emit_case_bit_tests, expand_end_case_type,
6527 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
6528 * stor-layout.c (place_union_field, layout_type): Likewise.
6529 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
6530 * varasm.c (copy_constant): Likewise.
6532 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6534 * c-common.c: Rename all identifiers named `new'.
6535 * c-decl.c: Likewise.
6536 * gensupport.c: Likewise.
6537 * simplify-rtx.c: Likewise.
6538 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
6540 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
6543 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
6546 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
6547 declarations until after calling pushdecl.
6548 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
6549 "extern" and not on whether the declaration is initialized.
6551 2004-07-25 Daniel Jacobowitz <dan@debian.org>
6553 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
6554 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
6555 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
6556 "cpplib.h", "c-pragma.h", "c-common.h".
6557 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
6558 (solaris_register_pragmas): New functions.
6559 * config/sol2-protos.h: New file.
6560 * config/sol2.c: New file.
6561 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
6562 (REGISTER_TARGET_PRAGMAS): New macros.
6563 (solaris_pending_aligns, solaris_pending_inits)
6564 (solaris_pending_finis): New variables.
6565 * config/t-sol2 (sol2-c.o): Update dependencies.
6567 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
6568 SUBTARGET_INSERT_ATTRIBUTES.
6569 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
6570 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
6571 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
6572 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
6573 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
6574 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
6575 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
6576 * config/sparc/sparc.c (sparc_attribute_table): New.
6577 (TARGET_INSERT_ATTRIBUTES): Define in terms of
6578 SUBTARGET_INSERT_ATTRIBUTES.
6579 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
6581 * doc/extend.texi (Solaris Pragmas): New section.
6583 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6585 * c-common.c: Rename all identifiers named `class' to `cl'.
6586 * c-common.h: Likewise.
6587 * c-parse.in: Likewise.
6588 * c-typeck.c: Likewise.
6589 * genmodes.c: Likewise.
6592 * recog.c: Likewise.
6593 * recog.h: Likewise.
6594 * regrename.c: Likewise.
6596 * c-common.c (builtin_function_2): Change type of 5th parameter from
6597 int to enum built_in_function. Change type of 8th parameter from int
6599 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
6601 * c-typeck.c (convert_arguments): Change type of formal_prec from
6602 int to unsigned int.
6603 * genmodes.c (blank_mode): Make a few negative constants unsigned.
6604 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
6605 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
6606 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
6607 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
6608 iterator to for_all_modes () instead of an enum because enums can't
6609 be incremented in C++.
6612 2004-07-25 Daniel Jacobowitz <dan@debian.org>
6614 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
6617 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6619 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
6620 Handle ARRAY_RANGE_REF like ARRAY_REF.
6622 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
6624 * c-typeck.c (digest_init): Don't allow arrays of signed or
6625 unsigned variants of wchar_t to be initialized by wide string
6626 constants. Do allow arrays of enumerated types compatible with
6627 wchar_t to be initialized by wide string constants. Refine tests
6628 distinguishing wide and narrow strings and arrays. Give specific
6629 error for arrays of other integer types initialized by string
6631 (output_init_element, process_init_element): Check for
6632 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
6633 initializing with string constants.
6635 2004-07-25 Richard Henderson <rth@redhat.com>
6637 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
6639 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6640 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
6641 DECL_IGNORED_P to new decl.
6643 2004-07-24 Zack Weinberg <zack@codesourcery.com>
6645 * config/ia64/ia64.c (general_xfmode_operand)
6646 (destination_xfmode_operand): Delete.
6647 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
6648 * config/ia64/ia64.md (*movxf_internal): Use general_operand
6649 and destination_operand.
6651 2004-07-24 Alexander Kabaev <kan@freebsd.org>
6653 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
6654 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
6656 2004-07-24 Alexander Kabaev <kan@freebsd.org>
6657 Zack Weinberg <zack@codesourcery.com
6660 * c-decl.c (diagnose_mismatched_decls): Don't issue a
6661 redundant-declaration warning the first time a builtin is
6662 declared explicitly.
6664 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6666 * tree.h (staticp): Change return type to bool.
6668 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6670 * c-common.c (c_staticp): Last episode of the staticp saga.
6672 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6674 * c-common.h (c_staticp): Change return type from int to bool.
6675 * tree.c (staticp): Likewise.
6676 * langhooks.h (staticp): Likewise.
6678 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6680 * langhooks-def.h (lhd_staticp): Change return type from int to
6681 bool in prototype to match definition.
6683 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6685 * system.h (bool, true, false): Don't redefine as preprocessor macros
6688 2004-07-24 Roger Sayle <roger@eyesopen.com>
6690 * expmed.c (init_expmed): A signed modulus by a power of two is
6691 considered cheap if its less than or equal to four instructions.
6693 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6695 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
6696 GGC_CNEWVAR): New macros.
6698 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6700 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
6702 * c-decl.c: Likewise.
6703 * c-format.c: Likewise.
6704 * c-lex.c: Likewise.
6705 * c-opts.c: Likewise.
6706 * c-pragma.c: Likewise.
6707 * c-typeck.c: Likewise.
6708 * gencheck.c: Likewise.
6709 * genconditions.c: Likewise.
6710 * genconfig.c: Likewise.
6711 * genflags.c: Likewise.
6712 * gengtype.c: Likewise.
6713 * gensupport.c: Likewise.
6714 * ggc-none.c: Likewise.
6715 * langhooks.c: Likewise.
6716 * statistics.h: Likewise.
6717 * stub-objc.c: Likewise.
6718 * java/decl.c: Likewise.
6720 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
6722 * config/m68k/m68k.c (output_scc_di): Fix coding style.
6723 (symbolic_operand): Fix prototype.
6724 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
6725 * config/m68k/m68k.md: Add constants for registers a0 and sp and
6726 use them, change from the "{...}" syntax to the simpler {...}
6728 (*cfv4_extendqisi2): Fix destination predicate.
6729 * config/m68k/m68k-protos.h: Remove various declarations also
6730 generated via PREDICATE_CODES.
6732 2004-07-23 Mike Stump <mrs@apple.com>
6734 * c-typeck.c (convert_for_assignment): Tightened up pointer
6735 converstions that differ in signedness.
6737 2004-07-23 Zack Weinberg <zack@codesourcery.com>
6739 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
6741 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6743 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
6744 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
6746 * gimplify.c (gimplify_compound_lval): Check for no handled
6747 operations, rather than checking for explicit list of nodes.
6748 (is_gimple_addr_expr_arg_or_indirect): New function.
6749 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
6750 redundant setting of TREE_INVARIANT.
6751 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
6752 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
6754 2004-07-23 Diego Novillo <dnovillo@redhat.com>
6756 PR tree-optimization/16688
6757 PR tree-optimization/16689
6758 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
6759 unnecessary initialization of 'tag'.
6760 (get_tmt_for): Check that the new type tag has the same alias
6761 set as the pointed-to type.
6762 (group_aliases): Only regular variables need to be removed
6763 from the alias set of a name tag.
6764 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
6765 propagation if the two types are not compatible.
6766 (merge_alias_info): Rename from replace_ssa_names_ann.
6768 (replace_exp_1): If both arguments are SSA_NAMEs, check that
6769 the propagation can be done.
6770 Only call merge_alias_info on pointers.
6771 (propagate_value): Likewise.
6772 * tree-ssa-copyrename.c: Include langhooks.h.
6773 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
6775 Do not coalesce variables with incompatible types.
6776 (rename_ssa_copies): Call replace_ssa_name_symbol.
6777 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
6778 the same type as the underlying _DECL.
6779 * tree-ssanames.c (replace_ssa_name_symbol): New function.
6780 * tree.h (replace_ssa_name_symbol): Declare.
6782 2004-07-23 Richard Henderson <rth@redhat.com>
6785 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
6786 unshare it properly.
6787 (gimplify_modify_expr_rhs): Push assignment from a conditional into
6788 the conditional for all non-register types.
6790 2004-07-23 Richard Henderson <rth@redhat.com>
6792 * expr.c (expand_expr_real_1): Don't handle non-local variables.
6793 * expr.h (fix_lexical_addr): Remove.
6794 * function.c (NEED_SEPARATE_AP): Remove.
6795 (fix_lexical_addr): Remove.
6796 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
6797 not null decl_function_context.
6798 (create_alias_vars): Likewise.
6799 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
6800 (simple_goto_p): Likewise.
6801 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
6802 * tree-ssa-ccp.c (get_default_value): Likewise.
6803 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6804 * tree.c (needs_to_live_in_memory): Likewise.
6805 * tree-flow-inline.h (may_be_aliased): Move...
6806 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
6807 when TREE_STATIC variables may be addressable.
6809 2004-07-24 Jakub Jelinek <jakub@redhat.com>
6811 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
6813 2004-07-23 Zack Weinberg <zack@codesourcery.com>
6815 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
6816 bitmap contents if GENERATOR_FILE is defined.
6817 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
6818 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
6820 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
6822 * c-decl.c (start_function): Form composite type of function types
6823 rather than copying type from previous prototype declaration.
6825 2004-07-23 Janis Johnson <janis187@us.ibm.com>
6827 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
6828 the const qualifier for the second argument in the C++ functions.
6830 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
6831 specific pointer types.
6833 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
6834 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
6835 for vector bool and/or vector pixel, add C++ and C missing support.
6836 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
6837 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
6838 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
6839 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
6840 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
6841 missing C++ and C support for vector bool and/or vector pixel.
6842 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
6843 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
6844 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
6845 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
6846 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
6847 C++ and C types used for vector bool and/or vector pixel.
6848 (vec_st, vec_stl): Add C++ support for vector pixel.
6849 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
6850 (vec_all_ne): Add C++ support for vector pixel.
6852 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
6853 (vec_vmulesb): Add missing C++ function.
6854 (vec_perm): Fix type of third argument in C++ function.
6855 (vec_vsum4shs): Fix C++ function name.
6856 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
6857 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
6858 argument passed to the error handler in C macro.
6859 (vec_nmsub): Remove extra parens around argument names in C macro.
6860 (vec_packpx): Add missing parens in C macro.
6862 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
6864 * machmode.def: Remove vector modes.
6865 * config/alpha/alpha-modes.def: Add supported vector modes.
6866 * config/arm/arm-modes.def: Likewise.
6867 * config/frv/frv-modes.def: Likewise.
6868 * config/i386/i386-modes.def: Likewise.
6869 * config/rs6000/rs6000-modes.def: Likewise.
6870 * config/sh/sh-modes.def: Likewise.
6872 2004-07-23 Matthias Klose <doko@debian.org>
6874 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
6875 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
6876 * config.h: Regenerate.
6877 * configure: Likewise.
6879 2004-07-22 Mark Mitchell <mark@codesourcery.com>
6881 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
6882 generated SYMBOL_REFs for labels.
6883 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
6885 (machopic_stub_name): Remove.
6886 (machopic_indirection_name): New function.
6887 (machopic_mcount_stub_name): Likewise.
6888 (machopic_classify_name): Remove.
6889 (machopic_function_base_sym): New function.
6890 (machpoic_classify_symbol): Likewise.
6891 (machopic_classify_ident): Remove.
6892 (machopic_define_ident): Likewise.
6893 (machopic_define_name): Likewise.
6894 (machopic_name_defined_p): Likewise.
6895 (machopic_ident_defined_p): Likewise.
6896 (darwin_strip_name_encoding): Likewise.
6897 (machopic_define_symbol): New function.
6898 * config/darwin.c (hashtab.h): Include.
6899 (machopic_defined_list): Remove.
6900 (machopic_classify_ident): Likewise.
6901 (machopic_classify_name): Likewise.
6902 (machopic_ident_defined_p): Likewise.
6903 (machopic_define_ident): Likewise.
6904 (machopic_define_name): Likewise.
6905 (machopic_symbol_defined_p): New function.
6906 (machopic_classify_symbol): Likewise.
6907 (machopic_data_defined_p): Use machopic_classify_symbol.
6908 (machopic_define_symbol): New function.
6909 (machopic_function_base_sym): New function.
6910 (machopic_non_lazy_pointers): Remove.
6911 (machopic_non_lazy_ptr_name): Likewise.
6912 (machopic_stubs): Likewise.
6913 (machopic_stub_name): Likewise.
6914 (NON_LAZY_POINTER_SUFFIX): New macro.
6915 (STUB_SUFFIX): Likewise.
6916 (machopic_indirection): New structure.
6917 (machopic_indirections): New variable.
6918 (machopic_indirection_hash): New function.
6919 (machopic_indirection_eq): Likewise.
6920 (machopic_indirection_name): Likewise.
6921 (machopic_mcount_stub_name): New function.
6922 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
6924 (machopic_indirect_data_reference): Rework to use new functions.
6925 (machopic_indirect_call_target): Likewise.
6926 (machopic_legitimize_pic_address): Likewise.
6927 (machopic_output_indirection): New function.
6928 (machopic_finish): Use it.
6929 (machopic_operand_p): Rework to use new functions.
6930 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
6931 (darwin_strip_name_encoding): Remove.
6932 (update_non_lazy_ptrs): Remove.
6933 (update_stubs): Likewise.
6934 (darwin_non_lazy_pcrel): Use new functions.
6935 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
6936 (ASM_OUTPUT_LABELREF): Likewise.
6937 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
6938 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
6939 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
6940 (TARGET_STRIP_NAME_ENCODING): Do not use
6941 darwin_strip_name_encoding.
6942 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
6943 darwin_strip_name_encoding.
6944 * config/i386/darwin.h (FUNCTION_PROFILER): Use
6945 machopic_mcount_stub_name.
6946 * config/i386/i386.c (x86_output_mi_thunk): Use
6947 machopic_indirection_name, not machopic_stub_name.
6948 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
6949 machopic_function_base_sym.
6950 (print_operand): Use machopic_classify_symbol.
6951 (rs6000_emit_prologue): Use machopic_function_base_sym.
6952 (output_profile_hook): Do not use machopic_stub_name.
6953 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
6955 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6958 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
6961 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6963 * doc/implement-c.texi: New file.
6964 * doc/extend.texi (C Implementation): Move to there.
6965 * doc/gcc.texi: Include implement-c.texi.
6966 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
6968 2004-07-22 Jason Merrill <jason@redhat.com>
6970 * integrate.c (copy_decl_for_inlining): Remove invisible reference
6972 * tree-inline.c (setup_one_parameter): Likewise.
6974 2004-07-22 Brian Booth <bbooth@redhat.com>
6976 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
6977 (substitute_and_fold): Propigate into VUSE operands when possible.
6978 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
6979 (cp_lattice_meet): Handle merging of latticevalues when
6980 UNKNOWN_VAL is present.
6981 (visit_stmt): Visit assignments with V_MUST_DEFs.
6982 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
6983 (ccp_fold): Deal with RHS' that are constant and virtual.
6984 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
6985 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
6986 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
6987 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
6988 computing immediate uses.
6989 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
6991 (replace_vuse_in): New function.
6992 (likely_value): Add check of vuse operands.
6993 (get_default_value): Set the default value of virtually defined
6994 variables to UKNOWN_VAL instead of VARYING.
6996 2004-07-22 Richard Henderson <rth@redhat.com>
6998 * expr.c (emit_push_insn): Don't use set_mem_attributes.
7000 2004-07-22 Richard Henderson <rth@redhat.com>
7002 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
7003 variables due to conditional compilation.
7005 2004-07-22 Diego Novillo <dnovillo@redhat.com>
7007 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
7008 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
7009 Release SSA names that have been re-renamed.
7010 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
7012 * tree-ssa-alias.c (init_alias_info): If aliases have been
7013 computed before, clear existing alias information.
7014 (create_name_tags): Do no fixup PT_ANYTHING pointers.
7015 If the new name tag for a pointer is different than the one it
7016 had before, mark the old tag for renaming.
7017 (replace_may_alias): New function.
7018 (group_aliases): Call it.
7019 (setup_pointers_and_addressables): Always call get_tmt_for.
7020 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
7022 (set_pt_anything): New local function.
7023 (set_pt_malloc): New local function.
7024 (merge_pointed_to_info): Don't merge pointed-to variables from
7025 the original pointer if the destination is pointing to an
7027 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
7028 (add_pointed_to_var): Do not add a variable to the points-to
7029 set if the pointer is already pointing to anywhere.
7030 (collect_points_to_info_r): If the defining statement is a PHI
7031 node, only merge pointed-to information if the argument has
7032 already been visited.
7033 (get_tmt_for): Only create a new tag if the pointer didn't
7035 (dump_alias_info): Emit more information.
7036 (dump_points_to_info_for): Likewise.
7037 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
7038 try to get the annotation of an SSA_NAME.
7039 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
7040 alias sets when checking is enabled.
7041 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
7042 (eliminate): Mark basic blocks that will need
7043 EH information cleaned up.
7044 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
7046 Initialize need_eh_cleanup.
7047 (fini_pre): Call tree_purge_all_dead_eh_edges and
7048 cleanup_tree_cfg if needed.
7049 Free need_eh_cleanup.
7050 * tree-ssa.c (verify_ssa_name): New function.
7051 (verify_def): Call it.
7052 Re-arrange to avoid printing too many error messages.
7053 (verify_use): Likewise.
7054 (verify_phi_args): Likewise.
7055 (verify_flow_insensitive_alias_info): New function.
7056 (verify_flow_sensitive_alias_info): New function.
7057 (verify_alias_info): New function.
7058 (verify_ssa): Call verify_alias_info.
7059 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
7061 Re-arrange to avoid printing too many error messages.
7062 * tree-ssanames.c (make_ssa_name): Clear
7063 SSA_NAME_IN_FREE_LIST.
7064 (release_ssa_name): Never release a default definition.
7065 (release_defs): New function.
7066 * tree.h: Declare it.
7067 * tree-ssa-dce.c (remove_dead_stmt): Call it.
7069 2004-07-22 Diego Novillo <dnovillo@redhat.com>
7071 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
7072 If true, do a depth-first search. Do a breadht-first search,
7074 (walk_use_def_chains): Add new argument IS_DFS.
7076 * tree-flow.h (walk_use_def_chains): Update prototype.
7078 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
7080 * config/cris/cris.md: Tweak formatting.
7081 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
7082 (mover2side, moverside, movemside, movei, op3, andu): Replace
7083 live define_peephole:s with define_peephole2 near-equivalents.
7085 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
7087 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
7088 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
7089 "*mov_sidesi_mem" respectively.
7091 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
7093 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
7094 (gimplify_build1): Move from tree-complex.c do_unop.
7095 (gimplify_build2): Move from tree-complex.c do_binop.
7096 (gimplify_build3): New.
7097 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
7098 Adjust throughout to call the functions above.
7099 * tree-flow.h: Declare the functions above.
7100 * tree-nested.c (gimplify_val): Rename to...
7101 (tsi_gimplify_val): ... this.
7103 * Makefile.in (tree_complex.o): Update dependencies.
7104 (stor-layout.o): Depend on regs.h.
7105 * c-common.c (handle_vector_size_attribute): Update for
7106 vector types without corresponding vector modes.
7107 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
7108 a corresponding vector mode is not available.
7109 * print-tree.c (print_node): Print nunits for vector types
7110 * regclass.c (have_regs_of_mode): New.
7111 (init_reg_sets_1): Initialize it and use it instead
7112 of allocatable_regs_of_mode.
7113 * regs.h (have_regs_of_mode): Declare it.
7114 * stor-layout.c (layout_type): Pick a mode for vector types.
7115 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
7116 build_replicated_const, do_unop, do_binop, do_plus_minus,
7117 do_negate, expand_vector_piecewise, expand_vector_parallel,
7118 expand_vector_addition, expand_vector_operations_1,
7119 expand_vector_operations, tree_lower_operations,
7120 pass_lower_vector_ssa, pass_pre_expand): New.
7121 (expand_complex_operations, pass_lower_complex): Remove.
7122 * tree-optimize.c (init_tree_optimization_passes): Adjust
7123 pass ordering for changes in tree-complex.c.
7124 * tree-pass.h: Declare new passes.
7125 * tree.c (finish_vector_type): Remove.
7126 (make_vector_type): New.
7127 (build_vector_type_for_mode, build_vector_type): Rewritten.
7128 * tree.def (VECTOR_TYPE): Document where the number of
7130 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
7131 (make_vector): Remove declaration.
7133 2004-07-21 Richard Henderson <rth@redhat.com>
7135 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
7136 TREE_THIS_VOLATILE, may_aliases, or optimization level.
7137 (remove_useless_vars): Dump debugging info.
7138 (expand_used_vars): Move ...
7139 * cfgexpand.c (expand_used_vars): ... here. Make static.
7140 * tree-flow-inline.h (set_is_used): New.
7141 (set_default_def): Use get_var_ann.
7142 * tree-flow.h: Update decls.
7143 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
7144 (create_ssa_var_map): Use it.
7145 * tree-ssa.c (set_is_used): Remove.
7147 2004-07-22 Ben Elliston <bje@au.ibm.com>
7149 * gdbinit.in: Set a breakpoint on internal_error.
7151 2004-07-21 Richard Henderson <rth@redhat.com>
7153 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
7154 to create a new basic block.
7156 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
7159 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
7160 return type on function definitions. Move other warnings for
7161 qualified return type to -Wreturn-type. Do not condition any such
7162 warnings on -pedantic. Update comments.
7163 (start_function): Only copy function type from previous prototype
7164 declaration if return types are compatible.
7165 * c-typeck.c (function_types_compatible_p): Don't condition
7166 warning for incompatibility of volatile qualifiers on the return
7167 type on -pedantic. Update comment.
7168 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
7170 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
7172 * c-typeck.c (set_init_index): Require designator to be of integer
7175 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
7178 * c-parse.in (init): Change to exprtype.
7179 (primary): Set original_code for STRING to STRING_CST.
7180 Call maybe_warn_string_init for compound literals.
7181 (initdcl, notype_initdcl): Call maybe_warn_string_init.
7183 * c-tree.h (maybe_warn_string_init): New.
7184 (pop_init_level, process_init_element): Use struct c_expr.
7185 (struct c_expr): Update comment.
7186 * c-typeck.c (maybe_warn_string_init): New function.
7187 (digest_init): Call it. Additional parameter strict_string. All
7189 (output_init_element): Likewise.
7190 (struct constructor_stack): Use struct c_expr for
7192 (really_start_incremental_init, push_init_level): Update.
7193 (pop_init_level): Update. Return struct c_expr.
7194 (process_init_level): Update. Take struct c_expr argument.
7196 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
7198 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
7201 2004-07-21 Eric Christopher <echristo@redhat.com>
7203 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
7205 * c-decl.c (pop_scope): Ditto.
7206 * calls.c (expand_call): Remove call to current_nesting_level,
7207 update comment accordingly. Remove calls to expand_start_target_temps
7208 and expand_end_target_temps.
7209 * cfgexpand.c (construct_init_block): Remove call to
7210 expand_start_bindings_and_block.
7211 (construct_exit_block): Remove call to expand_end_bindings.
7212 * expr.c (safe_from_p): Remove BIND_EXPR handling.
7213 (expand_expr_real_1): Ditto. Fix formatting.
7214 (expand_vars): Delete.
7215 * stmt.c (POPSTACK): Remove block_stack.
7216 (stmt_status): Remove x_block_stack.
7217 (block_stack): Delete.
7218 (expand_start_bindings_and_block): Ditto.
7219 (expand_start_target_temps): Ditto.
7220 (expand_end_target_temps): Ditto.
7221 (current_nesting_level): Ditto.
7222 (warn_about_unused_variables): Ditto.
7223 (expand_end_bindings): Ditto.
7224 * tree.h: Remove declarations for above.
7226 2004-07-21 Steven Bosscher <stevenb@suse.de>
7228 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
7229 * rtl.c (note_insn_name): Likewise.
7230 * print-rtl.c (print_rtx): Don't print it.
7231 * cfgrtl.h (can_delete_note_p): Don't handle it.
7232 (rtl_delete_block): Likewise.
7233 * passes.c (rest_of_handle_guess_branch_prob): Remove.
7234 (rest_of_compilation): Don't call it.
7235 * predict.c (process_note_predictions, process_note_prediction,
7236 note_prediction_to_br_prob): Remove.
7237 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
7238 * stmt.c (return_prediction): Remove.
7239 (expand_value_return): Don't call it. Don't add prediction
7240 notes for return statements.
7242 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
7244 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
7247 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
7249 * c-common.c (vector_types_convertible_p): Use vector types'
7250 TYPE_SIZE and TREE_TYPE instead of their mode.
7251 * convert.c (convert_to_integer): Likewise.
7252 (convert_to_vector): Likewise.
7253 * fold-const.c (fold_convert): Likewise.
7254 * varasm.c (output_constant): Likewise.
7255 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
7256 Allow a VECTOR_TYPE initializer to be made of several vectors.
7257 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
7258 of cleared and need_to_clear, and use fold_convert.
7259 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
7262 2004-07-20 Richard Henderson <rth@redhat.com>
7264 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
7265 (expand_gimple_basic_block): out from here. Renamed from expand_block.
7267 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
7269 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
7270 enormous cost if not TARGET_HARD_MUL.
7272 2004-07-20 Andrew Pinski <apinski@apple.com>
7275 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
7278 2004-07-21 Paul brook <paul@codesourcery.com>
7280 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
7282 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7284 * fold-const.c (operand_equal_p): Temporarily support NULL args.
7285 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
7286 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
7288 2004-07-20 Zack Weinberg <zack@codesourcery.com>
7290 * rtl.h (plus_constant): Delete.
7291 (plus_constant_wide): Rename to plus_constant.
7292 (plus_constant_for_output_wide): Delete vestigial prototype.
7293 (GEN_INT): Remove unnecessary cast.
7294 * tree.h (build_int_2, size_int_type): Delete.
7295 (build_int_2_wide): Rename to build_int_2.
7296 (size_int_wide): Rename to size_int_kind.
7297 (size_int_type_wide): Rename to size_int_type.
7298 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
7299 Remove unnecessary cast.
7300 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
7301 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
7302 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
7303 (size_int_type_wide): Rename size_int_type.
7304 (int_const_binop): Use size_int_type.
7305 * c-lex.c (interpret_integer): Use build_int_2.
7306 * final.c (split_double): Remove unnecessary casts.
7307 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
7309 2004-07-20 Richard Henderson <rth@redhat.com>
7311 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
7312 (gimplify_compound_lval): Use is_gimple_tmp_reg.
7313 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
7314 (is_gimple_tmp_reg): New.
7315 * tree-gimple.h (is_gimple_tmp_reg): Declare.
7317 2004-07-20 Richard Henderson <rth@redhat.com>
7319 * tree-pretty-print.c (dump_generic_node): Dump
7320 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
7322 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
7324 * tree-mudflap.c (mf_set_options_fndecl): New tree.
7325 (mudflap_init): Set it.
7326 (mudflap_register_call): Remove __mf_init call.
7327 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
7328 to pass "-ignore-reads" option to libmudflap if needed.
7330 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
7333 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
7334 (MAKE_DECL_ONE_ONLY): Undefine.
7335 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
7336 readonly_data, one_only_data_section, forget_section): New prototypes.
7337 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
7339 (pa_select_section): Add one-only (COMDAT) support.
7340 * pa.h (struct machine_function): Define.
7341 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
7342 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
7343 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
7344 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
7345 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
7346 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
7347 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
7348 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
7349 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
7350 for EXTRA_SECTION_FUNCTIONS.
7351 * doc/install.texi: Update binutils requirements.
7353 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
7355 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
7356 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
7357 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
7359 (struct VEC): Use unsigned for num and alloc.
7360 * vec.c (struct vec_prefix): Likewise.
7361 (vec_o_reserve): Adjust.
7363 * dbxout.c (dbxout_type): Fix printf format.
7365 * tree.h (binfo_member): Remove.
7366 * tree.c (binfo_member): Remove.
7368 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
7370 * tree.h: Include vec.h
7371 (DEF_VEC_P(tree)): New type.
7372 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
7373 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
7374 (BINFO_LANG_SLOT): Remove.
7375 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
7376 (struct tree_binfo): Turn base_binfos into a trailing
7377 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
7378 (binfo_lang_slots): Remove.
7379 * tree.c (binfo_lang_slots): Remove.
7380 (make_tree_binfo_stat): Take a base binfo count, not a
7381 lang slot count. Adjust.
7382 * Makefile.in (TREE_H): Add vec.h
7383 * alias.c (record_component_aliases): Adjust BINFO access.
7384 * dbxout.c (dbxout_type): Likewise.
7385 * dwarf2out.c (gen_member_die): Likewise.
7386 * sdbout.c (sdbout_one_type): Likewise.
7387 * tree-dump.c (deque_and_dump): Likewise.
7388 * config/i386/i386.c (classify_argument,
7389 contains_128bit_aligned_vector_p): Likewise.
7390 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
7391 * doc/c-tree.texi (Classes): Update BINFO documentation.
7393 2004-07-20 Steven Bosscher <stevenb@suse.de>
7395 * c-common.h (check_case_value): Remove prototype.
7396 (c_add_case_label): Adjust prototype.
7397 * c-common.c (check_case_value): Make static.
7398 (check_case_bounds): New function.
7399 (c_add_case_label): Use it. Take new argument orig_type.
7400 * c-typeck.c (struct c_switch): New orig_type field.
7401 (c_start_case): Set it.
7402 (do_case): Pass it to c_add_case_label.
7403 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
7404 cases from here. Add the labels in reverse order.
7405 * stmt.c (struct case_node): Adjust comment. Remove balance field.
7406 (add_case_node): Return nothing, don't check for duplicate cases.
7407 Insert new case nodes in a list, not in an AVL tree.
7408 (expand_end_case_type): Don't turn a case tree into a case list.
7409 (case_tree2list): Remove.
7410 * tree.h (add_case_node): Adjust prototype.
7412 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
7414 * genattr.c (struct range, struct function_unit,
7415 write_units, extend_range, init_range): Remove them.
7416 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
7417 Output "#define INSN_SCHEDULING" here.
7418 * genattrtab.c (struct range, struct function_unit_op,
7419 struct function_unit, struct dimension, enum operator,
7420 operate_exp, expand_units, simplify_knowing,
7421 encode_units_mask, simplify_by_exploding,
7422 find_and_mark_used_attributes, unmark_used_attributes,
7423 add_values_to_cover, increment_current_value,
7424 test_for_current_value, simplify_with_current_value,
7425 simplify_with_current_value_aux, gen_unit,
7426 write_unit_name, write_function_unit_info,
7427 write_complex_function, write_toplevel_expr,
7428 find_single_value, extend_range): Remove.
7429 (write_attr_get): Do not handle common_av->value
7431 (struct attr_desc): Remove func_units_p and blockage_p.
7432 (write_attr_valueq): Do not handle them.
7433 (find_attr): Do not clear them.
7434 (make_internal_attr): Do not initialize them.
7435 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
7436 * sched-vis.c (init_target_units, insn_print_units,
7437 init_block_visualization, print_block_visualization,
7438 visualize_scheduled_insns, visualize_no_unit,
7439 visualize_stall_cycles, visualize_alloc,
7440 visualize_free, target_units, get_visual_tbl_length,
7441 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
7442 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
7443 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
7444 * haifa-sched.c (blockage_range, clear_units,
7445 schedule_unit, actual_hazard, potential_hazard,
7446 insn_unit, unit_last_insn, unit_tick,
7447 actual_hazard_this_instance, potential_hazard,
7448 schedule_unit, max_insn_queue_index_value): Remove.
7449 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
7450 max_insn_queue_index.
7451 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
7452 * doc/md.texi (Processor pipeline description): Remove
7453 references to old pipeline descriptions.
7454 (Automaton pipeline description): Merge with the above.
7455 (Old pipeline description, Comparison of the two descriptions):
7458 * bt-load.c (migrate_btr_def): Remove references to
7459 use_pipeline_interface.
7460 * haifa-sched.c (insn_cost, schedule_insn,
7461 schedule_block, advance_one_cycle, sched_init,
7462 queue_to_ready, sched_finish): Likewise.
7463 * modulo-sched.c (sms_schedule, advance_one_cycle,
7464 ps_has_conflicts): Likewise.
7465 * sched-rgn.c (init_ready): Likewise.
7466 (debug_dependencies): Likewise, and remove an "if (1)".
7467 * target.h (use_dfa_pipeline_interface): Remove.
7468 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7469 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7470 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7471 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7472 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7473 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7474 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7475 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7476 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7477 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7478 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7479 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7480 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7481 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7482 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7483 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7484 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7485 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7486 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7488 2004-07-19 Roger Sayle <roger@eyesopen.com>
7490 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
7492 2004-07-19 Jeff Law <law@redhat.com>
7494 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
7495 (get_eq_expr_value): Use it. Simplify slightly.
7497 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
7499 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
7500 (umulsidi3_32bit_r4000): Likewise.
7502 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
7504 * vec.h: Propagate location information properly.
7505 (VEC_T_iterate): Add result pointer parameter.
7507 (VEC_T_reserve): Use it.
7509 2004-07-19 Daniel Jacobowitz <dan@debian.org>
7511 * Makefile.in (c-format.o): Depend on c-format.h.
7512 * c-format.h: New file.
7513 (struct format_char_info): Add CHAIN member.
7514 * c-format.c: Move some types and constants to c-format.h.
7515 (format_type_error): Set to -1.
7516 (struct function_format_info): Use an int for format_type.
7517 (decode_format_type): Return an int. Return format_type_error
7519 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
7520 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
7521 (scan_char_table, time_char_table, monetary_char_table): Initialize
7523 (n_format_types): New variable.
7524 (check_format_info_main): Handle CHAIN in format_char_info.
7525 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
7526 TARGET_N_FORMAT_TYPES.
7527 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
7528 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
7529 * config/sol2-c.c: New file.
7530 * config/t-sol2: New file.
7531 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
7532 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
7533 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
7535 * doc/extend.texi (Target Format Checks): New section.
7536 (Function Attributes): Mention it.
7537 * doc/invoke.texi: Mention target format checks.
7538 * doc/sourcebuild.texi: Mention target format checks.
7539 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
7540 TARGET_FORMAT_TYPES.
7542 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
7544 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
7546 * config/s390/s390.c (regclass_map initializer): Register 35 added to
7548 (load_multiple_operation, store_multiple_operation): Removed
7549 pointless sanity check.
7550 (s390_decompose_address): Added check for return_address_pointer_rtx.
7551 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
7552 (s390_return_address_offset): New function.
7553 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
7554 (FRAME_REGNO_P): Added check for register 35.
7555 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
7556 REG_ALLOC_ORDER): Appended entry for register 35.
7557 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
7558 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
7559 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
7560 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
7561 is eliminable using stack pointer or hard frame pointer.
7562 (REGISTER_NAMES): Added name for register 35.
7563 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
7564 pointless sanity check.
7566 2004-07-19 Roger Sayle <roger@eyesopen.com>
7568 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
7569 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
7570 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
7571 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
7572 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
7573 (fold_relational_const): Tidy up handling of floating point
7574 comparisons by calling real_compare. Remove tree_expr_nonzero_p
7575 transformation; fold_relational_const assumes constant operands.
7577 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
7579 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
7582 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
7584 * c-tree.h (struct c_expr): Define.
7585 (C_SET_EXP_ORIGINAL_CODE): Remove.
7586 (parser_build_binary_op, build_compound_expr): Update prototypes.
7587 * c-parse.in (%union): Add exprtype.
7588 (FUNC_NAME): Mark as ttype.
7589 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
7591 (expr): Update. Define directly in terms of expr_no_commas
7592 instead of using nonnull_exprlist.
7593 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
7594 offsetof_member_designator, typespec_nonreserved_nonattr, init,
7595 initval, designator, component_declarator,
7596 component_notype_declarator, enumerator, array_declarator,
7597 condition, exexpr, switch_statement, stmt_nocomp, stmt,
7598 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
7599 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
7601 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
7602 * c-common.c (c_common_truthvalue_conversion): Don't check
7603 C_EXP_ORIGINAL_CODE.
7604 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
7605 Don't use C_EXP_ORIGINAL_CODE.
7606 (default_conversion, default_function_array_conversion): Don't use
7607 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
7608 (internal_build_compound_expr): Merge into build_compound_expr.
7609 (build_compound_expr): Take two operands instead of a TREE_LIST.
7610 * objc/objc-act.c (get_super_receiver): Update calls to
7611 build_compound_expr.
7613 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
7615 * config/sh/sh.c (sh_use_dfa_interface): Remove.
7616 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
7618 * config/sh/sh.md: Extract pipeline descriptions
7619 into separate files.
7620 * config/sh/sh1.md: New file, extracted from sh.md.
7621 * config/sh/sh4.md: New file, extracted from sh.md.
7622 * config/sh/shmedia.md: New file, extracted from sh.md
7623 and rewritten using new-style pipeline description.
7625 2004-07-18 Zack Weinberg <zack@codesourcery.com>
7627 * config/pa/pa.md: Delete the two remaining define_peephole
7630 2004-07-18 Steven Bosscher <stevenb@suse.de>
7631 Joseph S. Myers <jsm@polyomino.org.uk>
7633 * c-common.c (c_common_truthvalue_conversion): Don't warn if
7634 TREE_NO_WARNING is set.
7636 2004-07-18 Roger Sayle <roger@eyesopen.com>
7638 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
7639 simplify_builtin_strncmp): Delete.
7640 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
7641 Change argument to accept an arglist instead of an "exp". Assume
7642 that the return type is always integer_type_node. Copy missing
7643 transformations from their now obsolete simplify_builtin_*
7645 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
7646 fold_builtin_strcmp and fold_builtin_strncmp.
7647 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
7648 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
7649 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
7651 2004-07-18 Daniel Jacobowitz <dan@debian.org>
7653 * Makefile.in (tree-alias-common.o): Update dependencies.
7655 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
7657 * cfgloop.c (flow_loop_nested_p): Fix comment.
7659 2004-07-17 Jason Merrill <jason@redhat.com>
7662 * stor-layout.c (relayout_decl): New fn.
7663 * tree.h: Declare it.
7664 (DECL_BY_REFERENCE): New macro.
7666 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
7668 * libgcc2.c (__enable_execute_stack): New symbol.
7669 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
7670 and declare __enable_execute_stack.
7671 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
7672 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
7673 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
7674 ENABLE_EXECUTE_STACK.
7675 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
7676 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
7677 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
7678 ENABLE_EXECUTE_STACK.
7679 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7680 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
7681 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
7682 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
7683 ENABLE_EXECUTE_STACK.
7684 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7685 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7686 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7687 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7688 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
7689 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
7690 (sparc64_initialize_trampoline): Likewise.
7691 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
7693 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
7695 * langhooks.h (builtin_function): New langhook.
7696 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
7697 (LANG_HOOKS_INITIALIZER): Update.
7698 * tree.h (builtin_function): Remove.
7699 * doc/tm.texi: Update.
7700 * c-tree.h (builtin_function): Declare.
7701 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
7702 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
7703 config/ia64/ia64.c, config/iq2000/iq2000.c,
7704 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
7705 config/stormy16/stormy16.c: All callers of builtin_function
7708 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
7711 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
7712 Remove white space after the backslash.
7714 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7716 PR rtl-optimization/16294
7717 * resource.c (return_insn_p): New predicate.
7718 (mark_target_live_regs): Use it. Special-case return insns.
7719 (init_resource_info): Use it. Don't scan the epilogue past
7722 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7724 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
7725 destroy dominance information.
7726 * passes.c (rest_of_handle_loop2): Free dominance information.
7727 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
7729 (thread_jumps): Update dominance information and remove unreachable
7731 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
7732 information and remove the unreachable block.
7734 2004-07-17 Graham Stott <graham.stott@btinternet.com>
7736 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
7738 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
7740 * doc/sourcebuild.texi: Remove libf2c entry.
7742 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
7744 * config/i386/i386.md (movv16qi_internal): Fix typo.
7746 2004-07-17 Steven Bosscher <stevenb@suse.de>
7748 * final.c (final_scan_insn): Fix broken commit from previous
7751 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
7753 * c-typeck.c (parser_build_binary_op): Condition warnings for
7754 X<=Y<=Z on -Wparentheses instead of -Wextra.
7755 * doc/invoke.texi: Update. Document that most of -Wparentheses is
7756 supported for C only.
7758 2004-07-17 Steven Bosscher <stevenb@suse.de>
7760 * cfgcleanup.c (try_simplify_condjump): Don't remove line
7761 notes to avoid unreachable code warnings.
7762 * toplev.c (backend_init): Don't emit line notes for
7763 unreachable code warnings.
7765 * combine.c (distribute_notes): Don't distribute a
7766 REG_VTABLE_REF note.
7767 * final.c (final_scan_insn): Don't handle it.
7768 * rtl.c (reg_note_name): Remove it.
7769 * rtl.h (enum reg_node): Dito.
7771 * emit-rtl.c (force_line_numbers, restore_line_number_status):
7773 * rtl.h (force_line_numbers, restore_line_number_status):
7776 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
7777 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
7778 (using_eh_for_cleanups): Also moved here.
7780 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
7781 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
7782 to expand_start_case and add_case_node.
7783 * stmt.c (struct nesting): Cleanup unused fields condition_code,
7784 last_unconditional_cleanup, nominal_type, printname, and
7786 (struct fixup_goto): Remove.
7787 (struct stmt_status): Remove x_goto_fixup_chain field.
7788 (goto_fixup_chain): Remove.
7789 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
7790 pushcase, pushcase_range): Remove.
7791 (expand_start_bindings_and_block): Don't set unused fields in
7793 (expand_start_case, add_case_node): Cleanup unused formal arguments.
7794 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
7795 instead of emit_jump_if_reachable.
7796 (emit_case_nodes): Likewise.
7797 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
7799 (update_eh_label): Work around left-over exception handing regions.
7800 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
7801 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
7802 (pass_cleanup_cfg_post_optimizing): New pass.
7803 (init_tree_optimization_passes): Run the new pass after all
7805 * tree.h (pushcase, pushcase_range): Remove prototypes.
7806 (expand_start_case, add_case_node): Update prototypes.
7808 2004-07-16 Krister Walfridsson <cato@df.lth.se>
7810 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
7812 2004-07-16 Richard Henderson <rth@redhat.com>
7814 * builtins.c (std_expand_builtin_va_arg): Remove.
7815 (expand_builtin_va_arg): Remove.
7816 * expr.h: Don't declare them.
7817 * gimplify.c (mark_decls_volatile_r): Remove.
7818 (copy_if_shared_r): Don't call it.
7819 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
7820 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
7821 * gimple-low.c (lower_stmt): Likewise.
7822 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
7823 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
7824 * tree-ssa-operands.c (get_expr_operands): Likewise.
7825 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
7826 EXPAND_BUILTIN_VA_ARG.
7827 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
7828 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
7829 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
7830 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
7832 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
7834 * tree-ssa-pre.c (insert_aux): Break out if we hit
7837 2004-07-16 Richard Henderson <rth@redhat.com>
7839 * basic-block.h (remove_fake_exit_edges): Declare.
7840 * cfganal.c (remove_fake_predecessors): Rename from
7841 remove_fake_successors; iterate over predecessors.
7842 (remove_fake_exit_edges): New.
7843 * cfgcleanup.c (try_optimize_cfg): Use it.
7844 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
7845 * predict.c (estimate_probability): Likewise.
7846 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
7847 * tree-cfg.c (make_edges): Likewise.
7848 * tree-ssa-pre.c (fini_pre): Likewise.
7849 * profile.c (instrument_edges): Don't remove_fake_edges.
7850 (branch_prob): Do it earlier here.
7852 2004-07-16 Richard Henderson <rth@redhat.com>
7854 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
7855 switchification wrt CONSTRUCTOR. Document the reason.
7857 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
7859 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
7860 that prevented descriptive __mf_check source location strings.
7862 2004-07-16 Richard Henderson <rth@redhat.com>
7864 * tree-def (WITH_SIZE_EXPR): New.
7865 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
7866 * expr.c (expand_expr_real_1): Likewise.
7867 * gimplify.c (maybe_with_size_expr): New.
7868 (gimplify_arg, gimplify_modify_expr): Use it.
7869 (gimplify_modify_expr_to_memcpy): Take size parameter.
7870 (gimplify_modify_expr_to_memset): Likewise.
7871 (gimplify_expr): Handle WITH_SIZE_EXPR.
7872 * tree-alias-common.c (find_func_aliases): Likewise.
7873 * tree-eh.c (tree_could_trap_p): Likewise.
7874 (tree_could_throw_p): Likewise.
7875 * tree-gimple.c (is_gimple_lvalue): Likewise.
7876 (get_call_expr_in): Likewise.
7877 * tree-inline.c (estimate_num_insns_1): Likewise.
7878 (expand_calls_inline): Likewise.
7879 * tree-nested.c (convert_call_expr): Likewise.
7880 * tree-pretty-print.c (dump_generic_node): Likewise.
7881 * tree-sra.c (sra_walk_expr): Likewise.
7882 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7883 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
7884 * tree-ssa-operands.c (get_expr_operands): Likewise.
7885 * tree-tailcall.c (find_tail_calls): Likewise.
7887 * calls.c (expand_call): Reset old_stack_allocated after
7888 calling emit_stack_restore.
7890 2004-07-16 Richard Henderson <rth@redhat.com>
7892 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
7893 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
7894 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
7895 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7896 copy_res_decl_for_inlining.
7898 * tree-inline.c (declare_return_variable): New modify_dest argument.
7899 Use it as the return value, when possible or manditory. Handle
7900 TREE_ADDRESSABLE types.
7901 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
7902 replacement of CALL_EXPR.
7904 2004-07-16 Richard Henderson <rth@redhat.com>
7906 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
7907 * gimple-low.c (expand_var_p): Don't check it.
7908 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
7909 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
7910 * tree-ssa-operands.c (add_stmt_operand): Likewise.
7911 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
7912 (find_referenced_vars): Don't call them.
7913 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
7915 2004-07-16 Richard Henderson <rth@redhat.com>
7917 * function.c (pass_by_reference): True for all variable sized types.
7919 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
7921 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
7922 * tree-pretty-print.c: Include tree-chrec.h.
7923 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
7924 and POLYNOMIAL_CHREC nodes.
7926 2004-07-16 Steve Ellcey <sje@cup.hp.com>
7928 * builtins.c (expand_builtin_stpcpy): Do not create temporary
7931 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
7933 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
7935 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
7937 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
7939 * config/s390/s390.c: Likewise.
7940 * config/s390/s390.h: Likewise.
7942 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7944 * config/mips/mips.md (addsi3, adddi3): Remove special handling
7945 of $sp adds. Remove REGNO checks from mips16 patterns.
7947 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7949 * config/mips/mips.md: Delete outdated comment.
7951 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7953 * config/mips/mips.c (get_float_compare_codes): Delete.
7954 (mips_emit_compare): New function, mostly extracted from
7955 get_float_compare_codes and gen_conditional_branch.
7956 (gen_conditional_branch, gen_conditional_move): Use it.
7958 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
7960 * genautomata.c (add_vect): Speedup by using integers as
7961 bit-vectors for walking through the comb_vect and finding
7964 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7966 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
7967 operand is an uns_arith_operand; use subtraction otherwise.
7968 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
7969 not just arith_operands.
7971 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7973 * config/mips/mips-protos.h (gen_int_relational): Delete.
7974 (mips_emit_scc): Declare.
7975 * config/mips/mips.c (internal_test): Delete.
7976 (sle_operand, sleu_operand): New functions.
7977 (map_test_to_internal_test, gen_int_relational): Delete.
7978 (mips_emit_binary, mips_relational_operand_ok_p)
7979 (mips_emit_int_relational, mips_zero_if_equal)
7980 (mips_emit_scc): New functions.
7981 (gen_conditional_branch): Rework to use mips_emit_int_relational.
7982 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
7984 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7985 (sltu, sleu): Use mips_emit_scc.
7986 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
7987 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
7988 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
7990 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7992 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
7994 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7996 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
7997 (*sne_[sd]i): Likewise sne_[sd]i_zero.
7998 (*sgt_[sd]i): ...and sgt_[sd]i.
7999 (*slt_[sd]i): ...and slt_[sd]i.
8000 (*sgtu_[sd]i): ...and sgtu_[sd]i.
8001 (*sltu_[sd]i): ...and sltu_[sd]i.
8002 (*sleu_[sd]i): ...and sleu_[sd]i_const.
8003 Name previously unnamed mips16 patterns. Formatting fixes.
8005 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
8007 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
8008 (branch_type): Delete.
8009 (gen_conditional_branch, gen_conditional_move)
8010 (mips_gen_conditional_trap): Update after name change. Get the
8011 comparison mode from cmp_operands[0].
8012 * config/mips/mips.h (cmp_type, branch_type): Delete.
8013 (cmp_operands): Renamed from branch_cmp.
8014 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
8015 name change. Don't set branch_type.
8016 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
8017 mode class of cmp_operands[0] rather than branch_type. Update after
8020 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
8022 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
8023 of 0...255 to 0 when inside a SET.
8025 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
8027 * config/mips/mips.md: Remove mips16 define_peepholes.
8029 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
8031 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
8032 (fini_pre): Remove fake edges.
8034 2004-07-15 Richard Henderson <rth@redhat.com>
8036 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
8037 (get_indirect_ref_operands, get_call_expr_operands): ... these.
8039 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
8041 * vec.h (VEC_address): New function.
8043 2004-07-14 Jason Merrill <jason@redhat.com>
8046 * gimplify.c (gimplify_arg): New fn, split out from...
8047 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
8049 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
8051 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
8052 generate code which is generated by pushqi1 now
8053 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
8055 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
8057 * combine.c (simplify_set): match the mode of the constant 0 with
8058 the tested operand to match the compare behaviour and the
8059 simplify_relational_operation() expectation.
8061 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
8063 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
8066 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
8068 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
8070 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
8072 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
8074 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
8075 calls in mips16 code.
8077 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
8079 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
8080 the destination of the li as well as for the neg.
8082 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
8085 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
8086 * cgraph.h: Update declaration.
8087 * c-decl.c (build_cdtor): Update call with default priority.
8088 * coverage.c (create_coverage): Ditto.
8089 * tree-mudflap.c (mf_init_fndecl): New tree.
8090 (mudflap_init): Set it.
8091 (mudflap_register_call): Arrange to call __mf_init before the first
8093 (mudflap_finish_file): Mark the mudflap static initializer as extra
8094 high priority, to beat all C++ static constructors.
8096 2004-07-15 Jeff Law <law@redhat.com>
8098 * loop.c (check_insn_for_givs): Restore check for code labels that was
8099 accidentally deleted by a recent checkin.
8101 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
8103 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
8104 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
8106 2004-07-14 Richard Henderson <rth@redhat.com>
8108 * print-tree.c (print_node): Fix casts last change.
8110 2004-07-15 Paul Brook <paul@codesourcery.com>
8112 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
8113 to TARGET_UNWIND_INFO.
8114 * except.c (output_function_exception_table): Ditto.
8116 * opts.c (decode_options): Ditto.
8117 * passes.c (rest_of_handle_final): Ditto.
8118 * final.c (final_start_function): Ditto.
8119 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
8121 * targhooks.h (default_unwind_emit): Declare.
8122 * targhooks.c (default_unwind_emit): New function.
8123 * target-def.h: Define and use TARGET_UNWIND_EMIT.
8124 * target.h (struct gcc_target): Add unwind_emit.
8125 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
8126 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
8127 Remove IA64_UNWIND_EMIT.
8128 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
8130 2004-07-14 Richard Henderson <rth@redhat.com>
8132 * print-tree.c (print_node): Handle SSA_NAME.
8134 2004-07-14 James E Wilson <wilson@specifixinc.com>
8137 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
8138 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
8140 2004-07-15 Jakub Jelinek <jakub@redhat.com>
8142 * expr.c (expand_assignment): Reenable bitfield += optimizations.
8143 Use alias set 0 for memory, do proper mode calculations and adjust
8144 address for memories.
8146 2004-07-14 Per Bothner <per@bothner.com>
8148 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
8149 structure with extra column field.
8150 * tree.c (expand_location): Also fill in column field.
8151 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
8152 gets confused by the two conditionally-compiled definitions.
8154 2004-07-14 Eric Christopher <echristo@redhat.com>
8156 * calls.c (expand_call): Fix typo in comment.
8158 2004-07-14 Steve Ellcey <sje@cup.hp.com>
8160 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
8161 comparision of TFmode.
8163 2004-07-14 Richard Henderson <rth@redhat.com>
8165 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
8166 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
8167 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
8168 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8169 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8170 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
8171 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8172 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8173 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8175 2004-07-14 Mike Stump <mrs@apple.com>
8177 * config/darwin.h (WINT_TYPE): Define to be int to match
8178 system header files.
8180 2004-07-14 Bob Wilson <bob.wilson@acm.org>
8182 * config/xtensa/xtensa.c (function_arg_advance): Check for args
8183 that must be passed in the stack.
8184 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
8185 arguments if the size is not a constant.
8187 2004-07-14 Per Bothner <per@bothner.com>
8189 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
8190 instead of EXPR_LOCUS in a boolean context, which is always true
8191 if --enable-mapped-location.
8192 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
8194 2004-07-14 Richard Henderson <rth@redhat.com>
8196 * dominance.c (struct dom_info): Add fake_exit_edge.
8197 (init_dom_info): Allocate it.
8198 (free_dom_info): Free it.
8199 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
8201 (calc_idoms): Honor fake_exit_edge.
8203 2004-07-13 Jason Merrill <jason@redhat.com>
8205 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
8206 (rhs_test_for): New fn.
8207 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
8208 * tree-gimple.h: Declare them.
8209 * gimplify.c (gimplify_modify_expr): Use the new fns.
8211 2004-07-14 Richard Henderson <rth@redhat.com>
8213 * config/arm/arm-protos.h (arm_va_arg): Remove.
8214 * config/arm/arm.c (arm_va_arg): Remove.
8215 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
8216 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
8218 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8220 * pa.c (fix_range): New function to mark a range(s) of registers as
8222 (override_options): Call fix_range if the -mfixed-range option string
8224 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
8225 * doc/invoke.texi (-mfixed-range): Document new option.
8227 2004-07-14 David Edelsohn <edelsohn@gnu.org>
8229 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
8231 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
8233 2004-07-14 Roger Sayle <roger@eyesopen.com>
8235 * expmed.c (expand_sdiv_pow2): New function to expand signed division
8236 by a positive power of two, split out from expand_divmod. Provide
8237 an alternate implementation when shifts are expensive. Lower the
8238 threshold for using a branchless implementation to BRANCH_COST >= 2.
8239 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
8241 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
8243 * tree-dfa.c (make_rename_temp): *Really* work just
8244 like create_tmp_var if called while outside SSA form.
8246 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8248 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
8249 for division by zero.
8250 ("umodsi3"): Likewise.
8252 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
8254 * config/mips/mips.c (mips_output_move): When generating mips16 code,
8255 force loads of negative constants to be split.
8256 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
8257 Generalize SImode li/neg splitter to cope with other modes.
8259 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
8261 * expmed.c: Remove more references to QUEUED in the comments.
8264 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
8267 2004-07-13 Richard Henderson <rth@redhat.com>
8268 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
8271 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
8273 * tree-dfa.c (make_rename_temp): Work just like
8274 create_tmp_var if called while outside SSA form.
8276 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
8278 * expr.c (enqueue_insn, finish_expr_for_function,
8279 protect_from_queue, queued_subexp_p, mark_queue,
8280 emit_insns_enqueued_after_mark, emit_queue,
8281 expand_increment): Remove.
8282 (store_constructor): Expand increment as an assignment.
8283 (expand_expr_real_1 <case PREINCREMENT_EXPR,
8284 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
8285 case POSTDECREMENT_EXPR>): Abort.
8286 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
8287 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
8288 protect_from_queue, emit_queue, queued_subexp_p): Remove.
8289 * function.h (pending_chain, x_pending_chain): Remove.
8290 * rtl.def (QUEUED): Remove.
8292 * emit-rtl.c (copy_insn_1, copy_most_rtx,
8293 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
8294 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
8295 encode_units_mask): Likewise.
8296 * local-alloc.c (equiv_init_varies_p): Likewise.
8297 * rtl.c (copy_rtx): Likewise.
8298 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
8299 * simplify-rtx.c (simplify_gen_subreg): Likewise.
8300 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
8302 * builtins.c (expand_builtin, expand_builtin_apply,
8303 expand_builtin_mathfn, expand_builtin_mathfn_2,
8304 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
8305 Remove calls to emit_queue and protect_from_queue.
8306 * calls.c (expand_call, precompute_arguments,
8307 precompute_register_parameters, rtx_for_function_call,
8308 store_one_arg): Likewise.
8309 * dojump.c (do_compare_and_jump, do_jump): Likewise.
8310 * explow.c (memory_address): Likewise.
8311 * expmed.c (clear_by_pieces_1, clear_storage,
8312 clear_storage_via_libcall, emit_group_load,
8313 emit_group_store, emit_store_flag,
8314 expand_expr_real_1, store_by_pieces,
8315 store_constructor, store_expr, try_casesi,
8316 try_tablejump): Likewise.
8317 * function.c (expand_pending_sizes): Likewise.
8318 * optabs.c (emit_cmp_and_jump_insns,
8319 emit_conditional_add, emit_conditional_move,
8320 expand_fix, expand_float, prepare_cmp_insn): Likewise.
8321 * stmt.c (emit_case_bit_tests,
8322 expand_asm_expr, expand_computed_goto,
8323 expand_decl_init, expand_end_case_type,
8324 expand_end_stmt_expr, expand_expr_stmt_value,
8325 expand_return, expand_start_case,
8326 optimize_tail_recursion): Likewise.
8327 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8328 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
8330 2004-07-14 Ben Elliston <bje@au.ibm.com>
8332 * vec.h: Comment fix.
8334 2004-07-13 Richard Henderson <rth@redhat.com>
8336 * target.h (struct gcc_target): Add calls.pass_by_reference.
8337 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
8338 * function.c (pass_by_reference): Use the hook.
8339 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
8340 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
8341 (hook_pass_by_reference_must_pass_in_stack): New.
8342 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
8343 (alpha_pass_by_reference): New.
8344 (TARGET_PASS_BY_REFERENCE): New.
8345 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8346 * config/arc/arc.c (arc_pass_by_reference): New.
8347 (TARGET_PASS_BY_REFERENCE): New.
8348 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8349 (FUNCTION_ARG_CALLEE_COPIES): True.
8350 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
8351 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
8352 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
8353 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8354 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8355 * config/cris/cris.c (cris_pass_by_reference): New.
8356 (TARGET_PASS_BY_REFERENCE): New.
8357 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
8358 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
8359 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8360 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
8361 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8362 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
8363 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
8364 (frv_function_arg_pass_by_reference): Remove.
8365 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8366 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
8367 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
8368 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
8369 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8370 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
8371 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
8372 (ia64_pass_by_reference): Rename from
8373 ia64_function_arg_pass_by_reference.
8374 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8375 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8376 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
8377 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
8378 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
8379 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8380 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
8381 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
8382 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
8383 (m32r_pass_by_reference): Adjust prototype. Make static.
8384 Handle mode sizes correctly.
8385 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8386 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
8387 (m68hc11_function_arg_pass_by_reference): Remove.
8388 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8389 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
8390 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
8391 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8392 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
8393 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
8394 (mips_va_arg): Use pass_by_reference.
8395 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
8396 Handle mode sizes correctly.
8397 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8398 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
8399 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
8400 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
8401 (mmix_pass_by_reference): Rename from
8402 mmix_function_arg_pass_by_reference.
8403 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8404 (FUNCTION_ARG_CALLEE_COPIES): True.
8405 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
8406 (mn10300_pass_by_reference): New.
8407 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8408 (FUNCTION_ARG_CALLEE_COPIES): True.
8409 * config/pa/pa.c (pa_pass_by_reference): New.
8410 (TARGET_PASS_BY_REFERENCE): New.
8411 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8412 (FUNCTION_ARG_CALLEE_COPIES): True.
8413 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
8414 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
8415 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
8416 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8417 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
8418 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
8419 (s390_pass_by_reference): Rename from
8420 s390_function_arg_pass_by_reference.
8421 (s390_function_arg_advance): Don't query pass-by-ref.
8422 (s390_function_arg): Likewise.
8423 (s390_gimplify_va_arg): Use pass_by_reference.
8424 (s390_call_saved_register_used): Likewise.
8425 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8426 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
8427 (shcompact_byref, sh_pass_by_reference): New.
8428 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8429 (SHCOMPACT_BYREF): Remove.
8430 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
8431 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
8432 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
8433 (sparc_gimplify_va_arg): Use pass_by_reference.
8434 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8435 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8436 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
8437 (v850_pass_by_reference): New.
8438 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8439 (FUNCTION_ARG_CALLEE_COPIES): True.
8440 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
8441 FUNCTION_ARG_PASS_BY_REFERENCE docs.
8443 2004-07-14 Richard Henderson <rth@redhat.com>
8444 Richard Sandiford <rsandifo@redhat.com>
8446 * config/mips/mips-protos.h (mips_va_arg): Delete.
8447 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
8448 * config/mips/mips.c: Include tree-gimple.h.
8449 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
8450 (mips_arg_info): Remove special handling of must_pass_in_stck args.
8451 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
8452 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
8454 2004-07-13 Bob Wilson <bob.wilson@acm.org>
8456 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
8457 arguments for COND_EXPR in big-endian adjustment code.
8459 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8461 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
8462 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
8463 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
8464 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
8466 2004-07-13 Diego Novillo <dnovillo@redhat.com>
8468 PR tree-optimization/16443
8469 * tree-ssa-alias.c: Add more description for
8470 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
8471 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
8472 clobbering of call-clobbered and addressable variables. If
8473 there are any before aliases have been computed, add them.
8475 2004-07-13 Diego Novillo <dnovillo@redhat.com>
8477 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
8480 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
8482 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
8483 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
8486 2004-07-13 Per Bothner <per@bothner.com>
8488 * collect2.c (main): Handle --no-demangle and --demangle flags.
8490 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
8492 * Makefile.in (OBJS-common): Add tree-data-ref.o.
8493 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
8494 (tree-data-ref.o): New rule.
8495 * lambda.h: New file.
8496 * tree-data-ref.c: New file.
8497 * tree-data-ref.h: New file.
8498 * tree.c (int_cst_value, tree_fold_gcd): New functions.
8499 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
8501 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8504 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
8505 * config/sparc/sparc.c (output_ubranch): New function.
8506 * config/sparc/sparc.md (jump pattern): Use it.
8508 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8511 * config/sparc/sparc.c (output_cbranch): Properly guard
8512 the code handling far branches with TARGET_V9.
8513 * config/sparc/sparc.md (length attribute): Document the
8514 side-effect of having a length greater or equal to 3.
8516 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8517 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
8520 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
8521 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
8523 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8524 Martin Sebor <sebor@roguewave.com>
8527 * doc/invoke.texi (SPARC options): Document -threads
8528 and -pthreads on Solaris.
8530 2004-07-13 Richard Henderson <rth@redhat.com>
8532 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
8534 (ind_gimplify_va_arg_expr): Remove.
8535 * tree.h (ind_gimplify_va_arg_expr): Remove.
8536 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
8537 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
8540 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
8541 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
8542 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
8543 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
8544 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
8546 2004-07-13 Richard Henderson <rth@redhat.com>
8548 * function.c (pass_by_reference): New.
8549 (assign_parm_find_data_types): Use it.
8550 * calls.c (initialize_argument_information): Likewise.
8551 (emit_library_call_value_1): Likewise.
8552 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8553 * function.h (pass_by_reference): Declare.
8555 2004-07-13 Richard Henderson <rth@redhat.com>
8557 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
8558 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
8559 * expr.h (MUST_PASS_IN_STACK): Remove.
8560 * system.h (MUST_PASS_IN_STACK): Poison.
8561 * tree.h (must_pass_in_stack_var_size): Declare.
8562 (must_pass_in_stack_var_size_or_pad): Declare.
8563 * calls.c (must_pass_in_stack_var_size): New.
8564 (must_pass_in_stack_var_size_or_pad): Rename from
8565 default_must_pass_in_stack.
8566 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
8567 (TARGET_MUST_PASS_IN_STACK): New.
8568 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
8569 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
8570 (TARGET_MUST_PASS_IN_STACK): New.
8571 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
8572 * config/frv/frv.c (frv_must_pass_in_stack): New.
8573 (TARGET_MUST_PASS_IN_STACK): New.
8574 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
8575 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
8576 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
8577 (ix86_must_pass_in_stack): Make static.
8578 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
8579 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
8580 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
8581 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
8582 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
8583 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
8584 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
8585 (mcore_must_pass_on_stack): Remove.
8586 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
8587 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
8588 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
8589 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
8590 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
8591 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
8592 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
8593 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
8594 (TARGET_MUST_PASS_IN_STACK): New.
8595 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
8596 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
8597 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
8598 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
8599 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
8600 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
8601 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
8604 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
8605 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
8606 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
8607 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
8608 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
8609 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
8610 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
8611 config/xtensa/xtensa.c: Use target hook.
8613 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
8615 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
8616 * configure: Rebuilt.
8618 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
8620 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
8621 * config/mips/mips.h (mips_reg_names): Don't declare.
8622 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
8623 (TARGET_NAME_REGS): Delete.
8624 (TARGET_SWITCHES): Remove -mrnames.
8625 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
8626 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
8628 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
8629 (override_options): Remove handling of TARGET_NAME_REGS.
8631 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
8633 * config/mips/mips.h (TARGET_*): Boolify.
8635 2004-07-12 Nick Clifton <nickc@redhat.com>
8637 * config.gcc: Add sh-*-symbianelf target.
8638 * config/sh/sh.c: Add new target macros:
8639 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
8640 TARGET_CXX_IMPORT_EXPORT_CLASS.
8641 (sh_file_start): Create a definition of the .directive section.
8642 (sh_attribute): Add dllimport and dllexport attributes.
8643 * config/sh/symbian-pre.h: New file.
8644 * config/sh/symbian-post.h: New file.
8645 * config/sh/symbian.c: New file. Contains Symbian specific
8647 * config/sh/sh-protos.h: Add prototypes for new functions
8648 provided by symbian.c.
8649 * config/sh/t-symbian: New file.
8650 * doc/extend.texi: Document support for dllimport and dllexport
8651 attributes by the sh-symbianelf target.
8653 2004-07-12 James E Wilson <wilson@specifixinc.com>
8655 * Makefile.in (AR): Use @AR@ not ar.
8657 (AR_FOR_TARGET): Use $(AR) not ar for native.
8658 (NM_FOR_TARGET): Use $(NM) not nm for native.
8659 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
8660 * configure: Regenerate.
8662 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
8664 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
8666 (ashldi3_sp64): Likewise.
8668 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8671 * pa.c (function_arg): Update comment.
8672 * pa.h (BLOCK_REG_PADDING): Define.
8674 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8676 PR tree-optimization/16461
8677 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
8678 arguments of phi nodes.
8680 2004-07-12 Devang Patel <dpatel@apple.com>
8682 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
8684 2004-07-12 Steve Ellcey <sje@cup.hp.com>
8686 * function.c (expand_function_start): Ensure r_save is in Pmode.
8687 * calls.c (prepare_call_address): Ensure static_chain_value is
8689 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
8690 r_save_area are in Pmode.
8691 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
8692 fnaddr, and static_chain are in Pmode.
8694 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
8697 * config/ia64/ia64.c (bundling): Don't count ignored insns.
8699 2004-07-12 Richard Henderson <rth@redhat.com>
8701 * target.h (struct gcc_target): Move gimplify_va_arg_expr
8702 next to build_builtin_va_list.
8703 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
8704 * builtins.c (gimplify_va_arg_expr): Likewise.
8705 * gimplify.c (copy_if_shared_r): Likewise.
8707 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
8709 * passes.c (rest_of_decl_compilation): Don't defer call of
8710 assemble_variable if its DECL_RTL is already set.
8712 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
8714 * cfgloop.h (struct loop): Add nb_iterations field.
8715 (current_loops): Declare.
8716 * tree-chrec.c (chrec_not_analyzed_yet,
8717 chrec_dont_know, chrec_known, count_ev_in_wider_type,
8718 chrec_contains_symbols_defined_in_loop): Remove the temporary
8720 * tree-flow-inline.h (loop_containing_stmt): New function.
8721 * tree-scalar-evolution.c: Add implementation.
8722 * tree-scalar-evolution.h: Add declarations.
8724 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
8726 PR rtl-optimization/15921
8727 * Makefile.in (global.o): Add recog.h.
8729 * global.c (recog.h): Add the include-clause.
8730 (bb_info): New member earlyclobber.
8731 (allocate_bb_info, free_bb_info): Initialize/finish the new
8733 (earlyclobber_regclass, earlyclobber_regclass_length): The new
8735 (check_earlyclobber, regclass_intersect,
8736 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
8738 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
8739 (make_accurate_live_analysis): Modify pavin.
8741 2004-07-12 Diego Novillo <dnovillo@redhat.com>
8743 * tree-cfg.c (find_taken_edge): Statically compute the truth
8744 value of a predicate comparing an SSA_NAME to itself.
8746 2004-07-12 Roger Sayle <roger@eyesopen.com>
8748 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
8749 rs6000 doesn't have shift-and-add or shift-and-sub instructions
8750 by returning the cost of a multiplication plus an addition.
8752 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
8754 PR tree-optimization/14107
8755 * gimplify.c (gimplify_return_expr): Accept a
8756 RETURN_EXPR with an error argument.
8757 * tree-optimize.c (init_tree_optimization_passes):
8758 Run pass_warn_function_return at -O0.
8760 2004-07-12 Roger Sayle <roger@eyesopen.com>
8762 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
8765 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
8767 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
8768 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
8769 * config/mips/3000.md: Add copyright notice. Remove automota and
8770 function units; use generic ones instead. Only define reservations
8771 for things that are different from generic.md. Extend each clause
8773 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
8774 * config/mips/mips.md: Include them. Remove define_function_units.
8775 (alu, imuldiv): New automata and units.
8777 2004-07-12 Ben Elliston <bje@au.ibm.com>
8779 * doc/invoke.texi (Optimize Options): Document -frename-registers
8780 not being enabled by default at -O3.
8782 2004-07-11 Roger Sayle <roger@eyesopen.com>
8784 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
8785 floating point additions, to keep real immediate constant positive.
8786 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
8787 into X + C, and leave positive real constants as X - C.
8789 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8791 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
8793 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8795 PR tree-optimization/15654
8796 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
8798 2004-07-11 Roger Sayle <roger@eyesopen.com>
8800 * builtins.c (fold_builtin_fputs): Don't bother converting the
8801 return type to integer_type_node, as we've already checked that
8802 the result will be ignored.
8804 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
8805 that signed addition, subtraction, multiplication, division,
8806 remainder, negation and absolute value may potentially trap.
8808 * fold-const.c (fold_ignored_result): New function to strip
8809 non-side-effecting tree nodes from an expression whose result
8811 (fold_convert): Call fold_ignored_result when casting a value
8813 (omit_one_operand): Call fold_ignored_result on the "omitted"
8814 operand when building a COMPOUND_EXPR.
8815 (pedantic_omit_one_operand): Likewise.
8816 * tree.h (fold_ignored_result): Prototype here.
8817 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
8818 when we're going to ignore the result.
8820 2004-07-11 Richard Henderson <rth@redhat.com>
8823 * tree-ssa-ccp.c (fold_stmt_r): Split out...
8824 * tree.c (fields_compatible_p, find_compatible_field): ... new.
8825 * tree.h (fields_compatible_p, find_compatible_field): Declare.
8826 * tree-sra.c (sra_hash_tree): Hash fields by offset.
8827 (sra_elt_eq): Use fields_compatible_p.
8828 (generate_one_element_ref): Use find_compatible_field.
8830 2004-07-11 Richard Henderson <rth@redhat.com>
8833 * tree-sra.c (generate_one_element_init): New.
8834 (generate_element_init): Use it.
8835 (scalarize_init): Push/pop gimplify context around it.
8836 (find_new_referenced_vars_1, find_new_referenced_vars): New.
8837 * gimplify.c (gimplify_expr): Allow SSA_NAME.
8839 2004-07-11 Roger Sayle <roger@eyesopen.com>
8841 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
8842 combine.c's combine_insn_cost.
8843 * rtl.h (insn_rtx_cost): Prototype here.
8844 * combine.c (combine_insn_cost): Delete function.
8845 (combine_validate_cost): Update callers of combine_insn_cost to
8846 call insn_rtx_cost instead.
8847 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
8848 requesting the rtx_cost of call and/or jump instructions.
8850 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
8851 rtx_cost directly. Don't request/use the cost of call or jump
8852 instructions. Return -1 if the cost of any instruction can't be
8853 determined (or the BB contains a function call).
8854 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
8855 -1 (i.e. can't determine the cost of any instruction or the basic
8856 block contains a subroutine call).
8857 (find_if_case_2): Likewise.
8859 2004-07-11 Roger Sayle <roger@eyesopen.com>
8861 * rs6000.c (struct processor_costs): Change semantics of fields to
8862 include the COST_N_INSNS scaling, and update all initializers.
8863 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
8864 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
8865 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
8866 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
8868 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8870 * LANGUAGES: Remove obsolete information.
8872 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8874 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
8875 SIGBUS signal frames, the PSW address points *to* the faulting
8876 instruction, not after it.
8878 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8880 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
8881 added to TLS symbol addresses.
8883 2004-07-11 Richard Henderson <rth@redhat.com>
8885 * expmed.c (init_expmed): Use stack-local structures for
8886 temporary rtl. Don't recognize shifts.
8888 2004-07-11 Richard Henderson <rth@redhat.com>
8890 * expr.c (store_expr): Don't fiddle subreg promotion for types
8891 with precision smaller than the mode.
8893 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8895 * tree.h (all_types_permanent): Remove.
8897 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8899 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
8900 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
8901 * langhooks.c (lhd_clear_binding_stack): Remove.
8902 * langhooks-def.h (lhd_clear_binding_stack,
8903 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
8904 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
8905 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
8906 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
8907 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
8908 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
8909 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
8910 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
8911 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
8912 * tree.h (poplevel): Don't declare.
8913 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
8914 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
8915 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
8916 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
8919 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8921 PR tree-optimization/16437
8922 * c-common.c (shorten_compare): Don't mark result of conversion to
8923 narrower signed type as overflowing.
8924 * fold-const.c (decode_field_reference): Determine whether
8925 signedness comes from outer type using precision rather than size.
8927 2004-07-11 Phil Edwards <phil@codesourcery.com>
8929 * configure.ac: Alphabetize --enable-checking list, add
8930 missing valgrind entry.
8931 * configure: Regenerate.
8933 2004-07-11 Phil Edwards <phil@codesourcery.com>
8935 * doc/install.texi (Testing): Fix syntax in "make check" example.
8937 2004-07-10 James E Wilson <wilson@specifixinc.com>
8939 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
8941 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8943 PR rtl-optimization/16001
8944 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
8947 2004-07-10 Geoffrey Keating <geoffk@apple.com>
8949 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
8951 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
8952 James Morrison <phython@gcc.gnu.org>
8954 * doc/contrib.texi (Contributors): Add gfortran contributors and
8955 fix a couple of typos.
8957 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8959 PR rtl-optimization/15387
8960 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
8961 to incoming args space correctly.
8963 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8965 * pa.c (output_indirect_call): Only use %r2 as the link register in
8966 indirect calls with the long PA 2.0 pc-relative branch.
8968 2004-07-10 Daniel Jacobowitz <dan@debian.org>
8970 * config/i386/i386.c (override_options): Pick a 64-bit CPU
8971 for the default tuning if TARGET_64BIT.
8973 2004-07-10 Richard Henderson <rth@redhat.com>
8975 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
8976 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
8978 2004-07-10 Jakub Jelinek <jakub@redhat.com>
8980 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
8981 * expmed.c (store_bit_field, extract_bit_field): Remove last
8983 * builtins.c (expand_builtin_signbit): Adjust callers.
8984 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
8985 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
8986 * ifcvt.c (noce_emit_move_insn): Likewise.
8987 * stmt.c (expand_return): Likewise.
8988 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
8989 store_field, expand_expr_real_1): Likewise.
8991 2004-07-10 Richard Henderson <rth@redhat.com>
8993 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
8995 2004-07-09 Mike Stump <mrs@apple.com>
8997 * config/darwin.c (no_dead_strip): Add.
8998 (HAVE_DEAD_STRIP): Add.
8999 (darwin_emit_unwind_label): Ensure that we don't dead code strip
9002 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9004 * tree-ssa-loop-im.c: New file.
9005 * Makefile.in (tree-ssa-loop-im.o): Add.
9006 * cfgloop.c (superloop_at_depth): New function.
9007 * cfgloop.h (superloop_at_depth): Declare.
9008 * common.opt (ftree-lim): New flag.
9009 * expr.c (array_ref_up_bound): New function.
9010 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
9011 * timevar.def (TV_LIM): New timevar.
9012 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
9013 computing immediate uses of a phi node.
9014 * tree-flow.h (struct tree_ann_common_d): Add aux field.
9015 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
9016 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
9017 * tree-pass.h (pass_lim): Declare.
9018 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
9020 (pass_lim): New pass structure.
9021 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
9022 * tree.c (in_array_bounds_p): New function.
9023 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
9024 (in_array_bounds_p, array_ref_up_bound): Declare.
9025 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
9026 * doc/passes.texi (tree-ssa-loop-im.c): Document.
9028 2004-07-09 Richard Henderson <rth@redhat.com>
9030 * builtins.c (expand_builtin_stpcpy): Don't modify len.
9032 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
9035 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
9037 * flags.h: Delete redundant prototypes that are being generated
9038 in options.h from common.opt.
9039 * common.opt: Add in the expository comments formerly in flags.h.
9041 2004-07-09 Jan Beulich <jbeulich@novell.com>
9043 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
9044 available for use only when TARGET_MMX/_SSE is set, and check for
9045 variable argument function if any register count is non-zero.
9046 (function_arg): Correctly suppress repeated warnings for passing SSE
9047 vectors are arguments without SSE enabled.
9048 (ix86_function_arg_boundary): Without SSE enabled, the use of what
9049 would be SSE register modes does no longer influence the alignment.
9051 2004-07-09 Richard Henderson <rth@redhat.com>
9053 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
9054 Always align upward to arg boundary. Use size_in_bytes/round_up.
9055 Maintain type-correctness of constants.
9056 * stor-layout.c (round_up, round_down): Special-case powers of 2.
9058 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
9060 * config/sparc/sparc.c (*_costs): Scale instruction costs
9062 (sparc_rtx_costs): Adjust as appropriate.
9064 2004-07-09 Jan Beulich <jbeulich@novell.com>
9066 * config/i386/mm3dnow.h: New.
9067 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
9069 2004-07-09 Richard Henderson <rth@redhat.com>
9071 * simplify-rtx.c (simplify_const_relational_operation): Only
9072 look at bounds of scalar integers.
9074 2004-07-09 Jan Beulich <jbeulich@novell.com>
9076 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
9078 2004-07-09 Andrew Pinski <apinski@apple.com>
9080 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
9082 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
9083 UOBJC_METACLASS_decl.
9085 2004-07-09 James E Wilson <wilson@specifixinc.com>
9088 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
9089 do return a parallel if hfa_mode == XFmode and mode == TImode.
9091 2004-07-09 Jan Beulich <jbeulich@novell.com>
9093 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
9094 permissible for unary plus.
9096 2004-07-09 Jan Beulich <jbeulich@novell.com>
9098 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
9099 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
9100 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
9101 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
9102 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
9103 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
9104 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
9105 (BUILTIN_xxxIMAX): New.
9106 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
9107 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
9108 BUILT_IN_PARITYIMAX.
9110 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
9112 * config/sparc/sparc.h (processor_costs): Define.
9113 (sparc_costs): Declare.
9114 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
9115 hypersparc_costs, sparclet_costs, ultrasparc_costs,
9116 ultrasparc3_costs): New.
9117 (sparc_override_options): Set sparc_costs as appropriate.
9118 (sparc_rtx_costs): Use sparc_costs instead of messy
9121 2004-07-09 Steven Bosscher <stevenb@suse.de>
9123 * doc/md.texi (Processor pipeline description): Mention that
9124 the old pipeline description is deprecated.
9126 * config/rs6000/7450.md (automaton ppc7450): Split up, move
9127 mciu_7450 function unit to...
9128 (automaton ppc7450mciu): ...new automaton.
9130 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
9131 (schedule_block): Don't consider inserting bubbles.
9132 (sched_init): Don't initialize DFA bubbles.
9133 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
9134 TARGET_SCHED_DFA_BUBBLE): Remove.
9135 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
9136 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
9137 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
9139 * stmt.c (conditional_context): Remove prototype.
9140 * tree.h (conditional_context): Remove.
9141 * tree-cfg.c (pre_insert_on_edge): Remove.
9143 * c-common.h (c_expand_asm_operands): Remove prototype.
9144 * c-typeck.c (c_expand_asm_operands): Remove.
9146 2004-07-09 Jan Beulich <jbeulich@novell.com>
9148 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
9149 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
9150 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
9151 and V8QI are class SSE. All sufficiently small remaining vector modes
9152 must be passed in one or two integer registers.
9153 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
9155 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
9156 __builtin_ia32_pmuludq128 have non-uniform argument and return types
9157 and must thus be handled explicitly.
9158 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
9160 (movv8qi_internal, movv4hi_internal, movv2si_internal,
9161 movv2sf_internal): Permit moving between MMX and XMM registers (since
9162 MMX areguments and return values are passed in XMM registers).
9163 (sse2_umulsidi3): Correct type and mode.
9165 2004-07-09 Richard Henderson <rth@redhat.com>
9167 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
9169 2004-07-09 Eric Christopher <echristo@redhat.com>
9171 * config/rs6000/40x.md: Split into two automatons.
9173 2004-07-09 Zack Weinberg <zack@codesourcery.com>
9174 Andrew Pinski <apinski@apple.com>
9176 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
9177 on when we have more than one input file.
9178 (c_common_parse_file): Restore loop over all input files.
9179 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
9181 * c-decl.c (set_type_context): New function.
9182 (pop_scope): Use it to set context of types. When we
9183 encounter a TYPE_DECL, set the context of the attached type too.
9184 (pop_file_scope): Don't call cpp_undef_all here.
9185 (diagnose_mismatched_decls): Do not complain about a second
9186 definition of an 'extern inline' function if it's not in the
9187 same translation unit. Do not complain about inline
9188 declaration after use if the use was in a different
9190 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
9191 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
9193 (pushdecl_top_level): Likewise.
9194 (grokdeclarator): Clarify what is going on with setting
9195 DECL_EXTERNAL on function types, a little.
9196 (c_write_global_declarations): Don't do anything if
9197 -fsyntax-only or errors have been encountered.
9199 2004-07-09 Zack Weinberg <zack@codesourcery.com>
9201 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
9203 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9206 * pa.c (output_indirect_call): Use %r2 as the link register when
9207 calling $$dyncall with a pc-relative branch.
9209 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
9211 * doc/install.texi (Binaries): Mention OpenPKG.
9213 2004-07-09 Diego Novillo <dnovillo@redhat.com>
9215 Fix PR tree-optimization/15555
9216 * tree-dfa.c (dump_variable): If the variable is a pointer
9217 SSA_NAME, also dump its points-to information.
9218 * tree-flow.h (struct ptr_info_def): Add field
9220 (dump_points_to_info_for): Declare.
9221 (debug_points_to_info_for): Declare.
9222 * tree-optimize.c (init_tree_optimization_passes): Add a
9223 second alias analysis pass after DOM2.
9224 Move pass_del_pta to a later spot.
9225 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
9226 create a name tags when we find a dereferenced pointer. Just
9227 mark the pointer dereferenced.
9228 (collect_points_to_info_for): Move code to clear points-to
9229 information to create_name_tags.
9230 (create_name_tags): New function.
9231 (compute_flow_sensitive_aliasing): Call it.
9232 (setup_pointers_and_addressables): Mark type tags for renaming
9234 (create_memory_tag): ... here.
9235 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
9236 (dump_points_to_info_for): Declare extern.
9237 (debug_points_to_info_for): New function.
9239 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
9241 * config/arc/arc.md: Switch to DFA-based scheduler description.
9242 * config/arc/arc.c: Switch to DFA-based scheduler description.
9244 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
9246 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
9249 2004-07-09 Richard Henderson <rth@redhat.com>
9251 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
9252 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9253 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
9254 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
9256 * config/v850/v850-protos.h (v850_va_arg): Remove.
9257 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9258 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
9259 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
9260 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
9261 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
9263 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
9266 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
9267 and DImode to use +/-4k offset.
9269 2004-07-09 Richard Henderson <rth@redhat.com>
9271 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
9273 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9274 (xstormy16_gimplify_va_arg_expr): Rewrite from
9275 xstormy16_expand_builtin_va_arg.
9276 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
9278 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
9279 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
9281 * config/sh/sh-protos.h (sh_va_arg): Remove.
9282 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9283 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
9284 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
9286 * config/pa/pa-protos.h (hppa_va_arg): Remove.
9287 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9288 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
9289 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
9291 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
9292 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9293 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
9294 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
9296 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9298 * config/sparc/sparc.md (return): Rewrite length formula.
9299 * config/sparc/sparc.c (output_return): Pass 1 as 5th
9300 argument to final_scan_insn when in a delay slot.
9301 (output_sibcall): Likewise.
9303 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
9305 * arm.c (arm_cpp_interwork): New variable.
9306 (arm_override_options): Set it if TARGET_INTERWORK was on the command
9308 * arm.h (arm_cpp_interwork): Declare it.
9309 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
9310 __THUMB_INTERWORK__ in the preprocessor.
9312 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
9314 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
9316 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
9319 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
9320 Override default settings to account for -m32 and -m64.
9322 2004-07-08 Randolph Chung <tausq@debian.org>
9324 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
9326 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
9328 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
9329 before comparing it as such.
9331 2004-07-08 Richard Henderson <rth@redhat.com>
9333 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
9334 temporary. Use bit arithmetic to align.
9336 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
9338 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
9339 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
9340 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
9341 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
9342 add_labels_and_missing_jumps, find_jump_block,
9343 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
9345 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
9346 link_btr_uses, move_btr_def): Likewise.
9347 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
9348 expand_builtin_expect_jump): Likewise.
9349 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
9350 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9351 * cfganal.c (forwarder_block_p): Likewise.
9352 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
9353 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
9354 find_bb_boundaries): Likewise.
9355 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9356 merge_blocks_move_predecessor_nojumps,
9357 merge_blocks_move_successor_nojumps, insns_match_p,
9358 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9359 try_optimize_cfg): Likewise.
9360 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
9361 * cfglayout.c (skip_insns_after_block, label_for_bb,
9362 record_effective_endpoints, insn_locators_initialize,
9363 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
9364 * cfgmainloop.c (create_loop_notes): Likewise.
9365 * cfgrtl.c (delete_insn, delete_insn_chain,
9366 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
9367 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
9368 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
9369 redirect_branch_edge, force_nonfallthru_and_redirect,
9370 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
9371 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
9372 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
9373 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
9374 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
9375 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
9376 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
9377 * combine.c (combine_instructions, can_combine_p, try_combine,
9378 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
9379 distribute_notes, distribute_links, insn_cuid): Likewise.
9380 * cse.c (fold_rtx, cse_insn, cse_around_loop,
9381 invalidate_skipped_block, cse_set_around_loop,
9382 cse_end_of_basic_block, cse_main, cse_basic_block,
9383 cse_condition_code_reg): Likewise.
9384 * cselib.c (cselib_process_insn): Likewise.
9385 * ddg.c (create_ddg): Likewise.
9386 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
9388 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
9389 gen_label_die, dwarf2out_var_location): Likewise.
9390 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
9391 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
9392 last_call_insn, active_insn_p, next_label, prev_label,
9393 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
9394 add_insn_before, remove_insn, add_function_usage_to,
9395 reorder_insns, find_line_note, remove_unnecessary_notes,
9396 emit_insn_after_1, classify_insn): Likewise.
9397 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
9398 connect_post_landing_pads, sjlj_mark_call_sites,
9399 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
9400 can_throw_internal, can_throw_external, set_nothrow_function_flags,
9401 convert_to_eh_region_ranges): Likewise.
9402 * explow.c (optimize_save_area_alloca): Likewise.
9403 * expr.c (expand_expr_real): Likewise.
9404 * final.c (insn_current_reference_address, compute_alignments,
9405 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
9406 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
9407 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
9408 propagate_block_delete_insn, propagate_one_insn,
9409 init_propagate_block_info, propagate_block, libcall_dead_p,
9410 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
9412 * function.c (instantiate_virtual_regs, reorder_blocks_1,
9413 expand_function_start, expand_function_end, contains,
9414 thread_prologue_and_epilogue_insns,
9415 reposition_prologue_and_epilogue_notes): Likewise.
9416 * gcse.c (constprop_register, bypass_conditional_jumps,
9417 insert_insn_end_bb, gcse_after_reload): Likewise.
9418 * genemit.c (gen_expand, gen_split): Likewise.
9419 * genpeep.c (gen_peephole, main): Likewise.
9420 * global.c (build_insn_chain): Likewise.
9421 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
9422 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
9423 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
9424 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
9425 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
9426 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
9427 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
9428 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
9429 dead_or_predicable): Likewise.
9430 * integrate.c (try_constants): Likewise.
9431 * jump.c (rebuild_jump_labels, cleanup_barriers,
9432 purge_line_number_notes, init_label_info, mark_all_labels,
9433 squeeze_notes, get_label_before, get_label_after,
9434 reversed_comparison_code_parts, simplejump_p, pc_set,
9435 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
9436 delete_barrier, delete_prior_computation, delete_computation,
9437 delete_related_insns, delete_for_peephole, redirect_jump):
9439 * lcm.c (optimize_mode_switching): Likewise.
9440 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
9442 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
9443 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
9444 * loop-iv.c (simplify_using_assignment): Likewise.
9445 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
9446 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
9447 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
9448 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
9449 check_insn_for_givs, check_final_value, update_giv_derive,
9450 basic_induction_var, product_cheap_p, check_dbra_loop,
9451 loop_insn_first_p, last_use_this_basic_block,
9452 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
9453 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
9454 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
9455 sms_schedule_by_order): Likewise.
9456 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
9457 * postreload.c (reload_cse_simplify_operands, reload_combine,
9458 reload_cse_move2add): Likewise.
9459 * predict.c (can_predict_insn_p, estimate_probability,
9460 expected_value_to_br_prob, process_note_predictions): Likewise.
9461 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
9462 * profile.c (branch_prob): Likewise.
9463 * ra-build.c (live_out_1, livethrough_conflicts_bb,
9464 detect_webs_set_in_cond_jump): Likewise.
9465 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
9466 ra_print_rtl_with_bb): Likewise.
9467 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
9468 * recog.c (next_insn_tests_no_inequality, find_single_use,
9469 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
9470 * reg-stack.c (next_flags_user, record_label_references,
9471 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
9472 compensate_edge, convert_regs_1): Likewise.
9473 * regclass.c (scan_one_insn): Likewise.
9474 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9475 regmove_optimize, fixup_match_1, single_set_for_csa,
9476 combine_stack_adjustments_for_block): Likewise.
9477 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
9478 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
9479 find_equiv_reg): Likewise.
9480 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
9481 reload_as_needed, emit_input_reload_insns, do_output_reload,
9482 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
9484 * reorg.c (find_end_label, emit_delay_sequence,
9485 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
9486 get_jump_flags, rare_destination, mostly_true_jump,
9487 try_merge_delay_insns, redundant_insn, own_thread_p,
9488 fill_simple_delay_slots, fill_slots_from_thread,
9489 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
9490 dbr_schedule): Likewise.
9491 * resource.c (find_basic_block, next_insn_no_annul,
9492 find_dead_or_set_registers, mark_target_live_regs): Likewise.
9493 * rtl.h (RTX_PREV): Likewise.
9494 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
9495 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
9496 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
9497 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
9498 tablejump_p, computed_jump_p, insns_safe_to_move_p,
9499 find_first_parameter_load, can_hoist_insn_p): Likewise.
9500 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
9501 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
9502 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
9503 schedule_ebbs): Likewise.
9504 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
9505 is_conditionally_protected, can_schedule_ready_p,
9506 add_branch_dependences, debug_dependencies): Likewise.
9507 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
9509 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
9510 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
9511 set_dominates_use, ujump_to_loop_cont): Likewise.
9512 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
9513 * varasm.c (output_constant_pool_1): Likewise.
9515 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9517 * tree-scalar-evolution.c: New file.
9518 * tree-scalar-evolution.h: New file.
9519 * tree-ssa-loop-niter.c: New file.
9520 * Makefile.in (SCEV_H): New.
9521 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
9522 * cfgloop.h (struct loop): Add bounds field.
9523 * tree-flow.h (struct tree_niter_desc): New type.
9524 (number_of_iterations_cond, number_of_iterations_exit,
9525 loop_niter_by_eval, find_loop_niter_by_eval,
9526 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
9527 free_numbers_of_iterations_estimates): Declare.
9528 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
9529 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
9530 * doc/invoke.texi (max-iterations-to-track): Document.
9532 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
9534 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
9535 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
9536 (MODE_AFTER): Add cast appropriately.
9537 * config/sh/sh.md (movdi splitter): Likewise.
9538 (casesi_worker_2): Add const qualifier appropriately.
9539 (eh_return): Remove unused variable.
9540 (insv): Initialize v;
9542 2004-07-08 Richard Henderson <rth@redhat.com>
9544 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
9545 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9546 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
9547 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
9548 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
9550 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
9551 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9552 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
9553 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
9555 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
9556 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9557 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
9558 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
9560 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
9561 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9562 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
9563 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
9565 * config/i860/i860-protos.h (i860_va_arg): Remove.
9566 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9567 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
9568 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
9570 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
9572 * system.h: Prototype getpagesize if missing.
9573 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
9574 * configure: Regenerate.
9575 * config.in: Regenerate.
9577 2004-07-08 Richard Henderson <rth@redhat.com>
9579 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
9580 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9581 (fr30_gimplify_va_arg_expr): New.
9582 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
9583 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
9585 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
9588 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
9589 of asm_noperands result.
9591 2004-07-08 Richard Henderson <rth@redhat.com>
9593 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
9594 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9595 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
9596 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
9598 2004-07-08 Richard Henderson <rth@redhat.com>
9600 * builtins.c (ind_gimplify_va_arg_expr): New.
9601 * tree.h (ind_gimplify_va_arg_expr): Declare.
9602 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
9604 2004-07-08 Jan Beulich <jbeulich@novell.com>
9606 * expmed.c (extract_bit_field): Correct condition to use vec_extract
9607 patterns also on vector elements other than the first one.
9608 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
9611 2004-07-08 Geoffrey Keating <geoffk@apple.com>
9613 * config/rs6000/darwin-ldouble.c: Correct reference
9614 to the Linnainmaa paper.
9616 2004-07-08 Richard Henderson <rth@redhat.com>
9618 * config/arc/arc-protos.h (arc_va_arg): Remove.
9619 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9620 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
9621 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
9623 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
9624 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9625 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
9626 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
9628 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9630 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
9632 2004-07-08 Zack Weinberg <zack@codesourcery.com>
9634 * c-decl.c (static_ctors, static_dtors): Make static.
9635 (pop_file_scope): Call c_common_write_pch and
9636 cgraph_finalize_compilation_unit here.
9637 (build_cdtor): Moved here from c-objc-common.c; simplify.
9638 (c_write_global_declarations_1): Clarify comment.
9639 (c_write_global_declarations): Close the external scope before
9640 doing anything else. Call build_cdtor, cgraph_optimize, and
9641 mudflap_finish_file here.
9642 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
9644 * c-objc-common.c: No need to include cgraph.h.
9645 (build_cdtor): Moved to c-decl.c.
9646 (c_objc_common_finish_file): Delete.
9647 * c-tree.h: Update to match.
9648 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
9649 (generate_static_references): Set TREE_USED before calling finish_decl.
9650 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
9651 on the static_instances_decl.
9653 2004-07-08 Zack Weinberg <zack@codesourcery.com>
9655 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
9656 decls when there is only one input translation unit.
9657 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
9658 change of 2004-07-05; do not treat declarations with
9659 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
9660 * opts.c (cur_in_fname): Delete.
9662 * tree.c: Revert changes of 2004-07-05; no special treatment
9663 for TRANSLATION_UNIT_DECLs.
9664 * Makefile.in (tree.o): Update dependencies.
9666 2004-07-08 Roger Sayle <roger@eyesopen.com>
9668 * builtins.c (fold_builtin_strcpy): Merge functionality from
9669 simplify_builtin_strcpy. Add additional len argument. No longer
9670 static. Remove function prototype.
9671 (fold_builtin_strncpy): Likewise integrate functionality from
9672 simplify_builtin_strncpy. Add additional slen argument. No
9673 longer static. Remove function prototype.
9674 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
9675 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
9676 types of "ignore" and "unlocked" parameters to bool.
9677 (fold_builtin_1): Add additional ignore argument. Call renamed
9678 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
9679 builtins. Update arguments to fold_builtin_strncpy and
9680 fold_builtin_strcpy. Add function prototype.
9681 (fold_builtin): Add additional Boolean ignore argument to pass
9683 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
9684 and fold_builtin_strncpy instead of simplify_builtin_fputs,
9685 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
9687 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
9688 simplify_builtin_strncpy): Delete function prototypes.
9689 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
9690 fold_builtin_strncpy): Add function prototypes here.
9691 (fold_builtin): Update function prototype with new "bool ignore".
9693 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
9694 (ccp_fold_builtin): Update call to fold_builtin. Call
9695 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
9696 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
9697 simplify_builtin_strncpy respectively.
9698 * fold-const.c (fold): Update call to fold_builtin.
9700 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
9702 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
9705 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
9706 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
9707 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
9708 * calls.c: Remove ifdefs of macros above.
9709 * functions.c: Likewise.
9712 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9714 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
9715 (arch attribute): Delete.
9716 (current_function_calls_alloca attribute): Rename into calls_alloca.
9717 (calls_eh_return): New attribute.
9718 (leaf_function): Likewise.
9719 (length attribute): Fix formula for sibcalls.
9720 (return insn): Correctly compute the 'length' attribute.
9721 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
9723 2004-07-08 Richard Henderson <rth@redhat.com>
9725 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
9726 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
9727 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
9728 * tree-eh.c (lower_eh_constructs_1): Likewise.
9729 * tree-sra.c (sra_walk_modify_expr): Likewise.
9730 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9731 (eliminate_unnecessary_stmts): Likewise.
9732 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9733 * tree-tailcall.c (optimize_tail_call): Likewise.
9734 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
9736 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
9737 Jakub Jelinek <jakub@redhat.com>
9739 * config/i386/i386.c (override_options): Enable
9740 SSE prefetches with -mtune, as long as we are
9741 compiling for i686 or higher. All i686 processors
9742 accept SSE prefetches as NOPS, some i586's don't.
9744 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9747 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
9749 2004-07-08 Diego Novillo <dnovillo@redhat.com>
9751 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
9752 the handling of clobbering ASM_EXPRs.
9754 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9757 * config/sparc/sparc.c (function_value): In 64-bit mode,
9758 return the aggregates larger than 16 bytes like unions.
9760 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9763 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
9764 'temp' is zero, generate new pseudos as needed and emit the
9765 sequence of insns in single-assignment form. Resync comments
9767 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
9768 function before reload.
9770 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
9772 * vec.c (vec_assert_fail): Remove duplicate 'function'.
9774 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
9776 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
9777 Allocation is signed.
9778 (VEC_reserve): Return flag, allocation is signed.
9780 2004-07-08 Richard Henderson <rth@redhat.com>
9782 * tree-ssa-ccp.c (fold_stmt): Get type directly from
9783 OBJ_TYPE_REF_OBJECT.
9785 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
9786 Neil Booth <neil@daikokuya.co.uk>
9790 * c-decl.c (finish_struct): Ensure bit-fields are given the
9792 * c-common.c (c_common_signed_or_unsigned_type): For C, require
9793 the precision to match as well as the mode.
9794 * expr.c (reduce_to_bit_field_precision): New function.
9795 (expand_expr_real_1): Reduce expressions of bit-field type to
9797 * langhooks.h (reduce_bit_field_operations): New hook.
9798 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9800 * c-lang.c, objc/objc-lang.c
9801 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
9802 * objc/objc-act.c (check_ivars): Convert types to bit-field types
9804 * tree.c (build_nonstandard_integer_type): New function.
9805 * tree.h (build_nonstandard_integer_type): New prototype.
9806 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
9807 conversions between integer and boolean types as useless.
9809 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
9811 * c-common.c (c_common_nodes_and_builtins): Do not
9812 create __builtin_ptrdiff_t and __builtin_size_t.
9814 2004-07-08 Andrew Pinski <apinski@apple.com>
9816 * Makefile.in (libbackend.o): Add -combine to the gcc
9819 2004-07-08 Nick Clifton <nickc@redhat.com>
9821 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
9824 2004-07-08 Richard Henderson <rth@redhat.com>
9826 * except.c (expand_eh_region_start, expand_eh_region_end,
9827 expand_eh_handler, expand_eh_region_end_cleanup,
9828 expand_start_all_catch, expand_start_catch, expand_end_catch,
9829 expand_end_all_catch, expand_eh_region_end_allowed,
9830 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
9831 expand_eh_region_end_fixup): Remove.
9832 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
9833 cleanups, outer_cleanups, label_chain, exception_region.
9834 (struct goto_fixup): Remove stack_level, cleanup_list_list.
9835 (struct label_chain): Remove.
9836 (struct stmt_status): Remove x_stack_block_stack.
9837 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
9838 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
9839 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
9840 end_cleanup_deferral, last_cleanup_this_contour,
9841 containing_blocks_have_cleanups_or_stack_level,
9842 any_pending_cleanups): Remove.
9843 (expand_null_return_1): Take no arguments.
9844 (expand_label, expand_naked_return, expand_return,
9845 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
9846 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
9847 expand_end_case_type): Don't use any of them.
9848 * calls.c (expand_call): Likewise.
9849 * dojump.c (do_jump): Likewise.
9850 * function.c (expand_function_end): Likewise.
9851 * expr.c (store_expr, expand_expr_real_1): Likewise.
9852 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
9853 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
9854 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
9855 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
9856 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
9857 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
9858 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
9859 for WITH_CLEANUP_EXPR.
9860 (gimple_push_cleanup): Likewise.
9861 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
9862 * print-tree.c (print_node): Likewise.
9863 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
9864 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
9865 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
9866 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
9867 (GOTO_SUBROUTINE_EXPR): Remove.
9868 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
9869 (DECL_TOO_LATE): Remove.
9870 * except.h, tree.h: Update decls.
9872 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
9874 * explow.c (optimize_save_area_alloca): Do not accept parameters.
9875 * passes.c (rest_of_handle_final): Handle symout.
9876 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
9878 (rest_of_handle_sched): Break out SMS. Remove ifs for
9879 flag_schedule_insns and flag_modulo_sched.
9880 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
9882 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
9883 (rest_of_handle_partition_blocks, rest_of_handle_sms,
9884 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
9885 rest_of_handle_mode_switching, rest_of_handle_jump,
9886 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
9887 rest_of_handle_jump2, rest_of_handle_postreload,
9888 rest_of_handle_flow2, rest_of_clean_state,
9889 rest_of_handle_shorten_branches,
9890 rest_of_handle_prologue_epilogue,
9891 rest_of_handle_branch_target_load_optimize): New.
9892 (rest_of_compilation): Call the above. Remove ggc_collect
9893 calls moved to rest_of_handle_*.
9894 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
9896 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
9897 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
9898 * except.h (set_nothrow_function_flags): Update comment.
9899 * function.c (current_function_nothrow): Remove.
9900 * output.h (current_function_nothrow): Remove.
9901 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
9902 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
9904 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9907 * reorg.c: Revert 2004-06-30 change.
9908 (find_end_label): If HAVE_epilogue and !HAVE_return,
9909 return 0 instead of creating a label at the end of the insn chain.
9910 (optimize_skip): Account for the failure mode of find_end_label.
9911 (fill_simple_delay_slots): Likewise.
9912 (fill_slots_from_thread): Likewise.
9913 (relax_delay_slots): Likewise.
9915 2004-07-08 Diego Novillo <dnovillo@redhat.com>
9917 * tree-flow.h (addressable_vars): Declare.
9918 * tree-ssa-alias.c (addressable_vars): Define.
9919 (setup_pointers_and_addressables): Add addressable variables
9920 to addressable_vars.
9921 * tree-ssa-operands.c (get_stmt_operands): Move
9922 handling of ASM_EXPRs ...
9923 (get_asm_expr_operands): ... here.
9924 When the ASM_EXPR clobbers memory, also clobber addressable
9926 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
9927 (delete_tree_ssa): Reset addressable_vars.
9929 2004-07-07 Jan Beulich <jbeulich@novell.com>
9930 Richard Henderson <rth@redhat.com>
9932 * varasm.c (assemble_variable): Use assemble_zeros for
9933 zero-initialized variables.
9934 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
9935 for SECCAT_BSS and SECCAT_TBSS.
9937 2004-07-07 Jan Beulich <jbeulich@novell.com>
9939 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
9941 * expmed.c (emit_store_flag): Also special-case double-word
9942 (in-)equality comparison against -1.
9944 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
9945 passing arguments the containers for which are registers.
9947 * calls.c (emit_library_call_value_1): Use mode of function parameter
9948 rather than that of argument since constants have none.
9950 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
9952 Introduce H8SX support.
9953 * expr.c (expand_strcpy): Renamed and moved to...
9954 * builtins.c (expand_movstr): ... here. Tweak.
9955 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
9956 computed or has side effects.
9957 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
9958 unused, or if mempcpy fails. Adjust the return value in the
9959 latter case. Use movstr if everything else fails.
9960 * doc/md.texi (movstr): Document.
9961 (movmemM, clrmemM): Fix explanation of memory block operands.
9962 * config/h8300/h8300.md (stpcpy): Renamed to...
9963 (movstr): ... this. Adjust.
9964 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
9965 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
9966 movmem* and clrstr* to clrmem*.
9967 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
9968 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
9969 GENERAL_REGS, always.
9970 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
9971 getting the stack pointer as addr.
9972 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
9973 from general_operand_dst.
9974 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
9976 (movmd_internal): ... this. Add modes to operands. Disparage `D'
9977 instead of requiring it to match only before reload.
9978 (stpcpy_internal_normal): New, normal-mode variant of...
9979 (stpcpy_internal): ... this. Add modes to operands. Disparage
9980 `D' instead of requiring it to match only before reload.
9981 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
9983 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
9984 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
9986 * config/h8300/h8300.md (attr type): Add call.
9987 (attr can_delay): If type is call, set it no.
9988 (call, call_value): Set type to call.
9989 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
9990 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
9991 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
9992 * tree.c (get_narrower): Don't narrow integral types into
9994 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
9995 frame_size *before* the first use.
9996 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
9998 (peephole2): Don't widen instructions that push SP. Move
9999 decrement of SP to the end of all stm-generating peepholes.
10000 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
10001 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
10002 and OR to set it to all ones.
10003 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
10004 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
10005 (call, call_value): Set can_delay to "no".
10006 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
10007 * config/h8300/h8300.md (extzv): Make subreg check more robust.
10008 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
10009 * config/h8300/h8300.md (*brabit): Remove.
10010 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
10011 zero_extract. Use bit_memory_operand as the predicate for
10012 operand 1 and 'WU' as the constraint. Check the difference
10013 between the base length and the final one when deciding which
10014 type of branch to use.
10015 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
10016 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
10017 Use convert_move to extend the result for TARGET_H8300SX. Check
10018 for QImode memory references. Optimize the case where the
10019 destination is a paradoxical subreg.
10020 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
10021 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
10022 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
10023 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
10024 * config/h8300/h8300.md: Include mova.md
10025 (length_table): Add mova and mova_zero.
10026 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
10027 after all constant addresses for '%R', '%X', '%T' and '%S'.
10028 (h8300_mova_length): New function.
10029 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
10030 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
10031 dependencies for s-config, etc.
10032 * config/h8300/gemova.sh: New file.
10033 * config/h8300/mova.md: Generated.
10034 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
10035 * config/h8300/h8300.c (h8300_bitfield_length): New.
10036 (nibble_operand): Adjust.
10037 (h8300_binary_length): Handle conditional binary op.
10038 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
10039 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
10040 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
10041 and P#<0, unused so far. W and Y are now prefixes to multi-letter
10042 constraints. WU is introduced as a variant of U that requires a
10043 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
10044 * config/h8300/h8300.md (attr type): Added bitbranch.
10045 (attr length_table): Added bitfield and bitbranch.
10046 (attr length): Compute bitbranch length.
10047 (andqi): Separate pattern for H8300SX. Use bfld for loading the
10048 least-significant bit of a byte.
10049 (brabit, brabc, brabs): New.
10050 (insv, extzv): Emit bfst and bfld on H8300SX.
10051 (bfld, bfst, seq, sne): New.
10052 (bstzhireg, cmpstz, bstz, bistz): New.
10053 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
10054 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
10055 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
10056 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
10057 (h8sx_unary_memory_operator): New function.
10058 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
10059 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
10060 * config/h8300/h8300.md: Add peepholes to combine reloads and
10062 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
10063 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
10064 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
10065 (and?i, ior?i, xor?i): Likewise.
10066 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
10067 * config/h8300/h8300.c: Move enums and prototypes to head of file.
10068 Various whitespace fixes.
10069 (h8300_constant_length): New function, split out from...
10070 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
10071 (h8300_classify_operand): Use IN_RANGE.
10072 (h8300_classify_operand): Use h8300_constant_length.
10073 (h8300_short_move_mem_p): Tighten size check.
10074 (h8sx_mergeable_memrefs_p): Tighten equality check.
10075 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
10076 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
10078 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
10079 * config/h8300/crtn.asm: Likewise.
10080 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
10081 if __H8300SX__ is defined.
10082 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
10083 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
10084 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
10085 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
10086 addresses as mode-dependent.
10087 * config/h8300/h8300.c (print_operand_address): Update call to
10089 (h8300_get_index): Take a mode argument. Rework to fix an
10090 earlier misunderstanding.
10091 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
10092 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
10093 into a register if TARGET_H8300SX.
10094 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
10095 TARGET_H8300SX. Also disable related define_splits.
10096 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
10097 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
10098 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
10099 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
10100 * config/h8300/h8300.h (OK_FOR_Z): New macro.
10101 (EXTRA_CONSTRAINT_STR): Check it.
10102 * config/h8300/h8300.c (h8300_classify_operand): Accept null
10104 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
10105 * config/h8300/h8300.md (length_table): Add mov_imm4.
10106 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
10107 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
10108 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
10110 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
10111 * config/h8300/h8300.c (h8300_reorg): New function.
10112 (TARGET_MACHINE_DEPENDENT_REORG): Define.
10113 * config/h8300/h8300.md (length): Subtract the length of the
10114 delay slot from (pc) when checking the range of forward branches.
10115 (delay_slot, can_delay): New attributes.
10116 (define_delay): Add bra/s handling.
10117 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
10118 (jump): Add delayed-branch handling.
10119 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
10120 * expr.c (expand_strcpy): New function.
10121 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
10122 (expand_builtin_stpcpy): Likewise.
10123 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
10124 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
10125 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
10126 handling to improve register allocation for -fno-omit-frame-pointer.
10127 (h8sx_split_movmd): Delete, moving er6 handling into...
10128 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
10129 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
10130 (movmd): Add calls to copy_rtx.
10131 (movmd_internal): In the second alternative, allow the initial and
10132 final destination registers to be different . Update the splitter
10133 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
10134 instead of h8sx_split_movmd.
10135 (stpcpy, movsd): New expanders.
10136 (movsd_internal): New define_insn.
10137 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
10138 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
10139 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
10140 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
10141 and DESTINATION_REGS.
10142 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10143 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
10144 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
10145 (h8300_move_ratio): Declare.
10146 (MOVE_RATIO): Use it.
10147 * config/h8300/h8300.c (h8300_move_ratio): New variable.
10148 (h8300_init_once): Initialize it.
10149 (h8300_reg_class_from_letter): New function.
10150 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
10151 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
10152 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
10153 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
10154 (movstrsi, movmd): New expanders.
10155 (movmd_internal): New insn.
10156 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
10157 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
10158 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
10159 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
10160 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
10161 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
10162 * config/h8300/h8300.c (nibble_operand): Fix warning.
10163 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
10164 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
10165 (movsf_h8300h): Disable for TARGET_H8300SX.
10166 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
10167 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
10168 h8300_stm_parallel and h8300_return_parallel.
10169 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
10170 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
10171 h8300_stm_parallel, h8300_return_parallel): New functions.
10172 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
10173 if TARGET_H8300SX. Use h8300_push_pop.
10174 (h8300_expand_epilogue): Likewise. Try to merge the return insn
10175 and final pop when generating h8sx code. Always emit some form
10177 * config/h8300/h8300.md: Don't enforce register alignment in
10178 stm peepholes if TARGET_H8300SX.
10179 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
10180 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
10181 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
10182 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
10183 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
10184 (MULTILIB_DIRNAMES): Add a directory for it.
10185 (MULTILIB_MATCHES): Delete.
10186 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
10187 * final.c (walk_alter_subreg): Handle addresses with subregs
10188 inside a ZERO_EXTEND or AND.
10189 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
10190 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
10192 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
10193 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
10194 @(dd,Rn.w) and @(dd,ERn.L).
10195 (h8300_displacement_size): Take the whole address as argument.
10196 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
10197 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
10198 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
10199 (h8sx_mergeable_memrefs_p): Declare.
10200 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
10201 (HAVE_PRE_INCREMENT): Likewise.
10202 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
10203 addresses for TARGET_H8300SX,
10204 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
10206 (movb_length_table, movl_length_table): New tables.
10207 (movw_length_table): Define to movb_length_table.
10208 (h8300_displacement_size): New, split out from...
10209 (h8300_classify_address): ...here. Handle pre/post inc/dec.
10210 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
10211 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
10212 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
10213 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
10214 (compute_plussi_length, compute_plussi_cc): Update accordingly.
10215 (h8sx_unary_shift_operator): Get the mode from the operator.
10216 (binary_shift_operator): Likewise.
10217 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
10218 a memory reference, check whether the reference is offsettable.
10219 (length_table): Add movb, movw and movl.
10220 (movqi): Add new h8sx pattern. Don't force one operand to be a
10221 register when generating h8sx code.
10222 (movhi, movsi, movsf): Likewise.
10223 (movstrictqi): Use the length_table attribute.
10224 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
10225 (addqi3): Split into a define_expand and define_insn. Don't accept
10226 memory operands in the expander. Use h8300_operands_match_p to
10227 check for matching operands in the define_insn.
10228 (subqi3, negqi2, one_cmplqi2): Likewise.
10229 (add[hs]i3): Don't accept memory operands in the expander. Likewise
10230 in any patterns that are unused in h8sx code. In the h8sx patterns,
10231 use h8300_operands_match_p to check whether operands match.
10232 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
10233 one_cmpl[hs]i3): Likewise.
10234 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
10236 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
10237 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
10238 (h8300_insn_length_from_table): Add a second parameter.
10239 (output_h8sx_shift): Declare.
10240 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
10241 (EXTRA_CONSTRAINT): Replace with...
10242 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
10243 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
10244 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
10245 and h8sx_binary_shift_operator.
10246 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
10247 for TARGET_H8300SX.
10248 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
10249 (bit_memory_operand, fix_bit_operand): Likewise.
10250 (h8300_length_table_for_insn): Remove.
10251 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
10253 (h8300_short_immediate_length, h8300_binary_length): New functions.
10254 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
10255 (output_plussi): Use sub to add negative constants.
10256 (compute_plussi_length): Adjust accordingly.
10257 (h8sx_single_shift_type): New enum.
10258 (h8sx_single_shift, h8sx_unary_shift_operator,
10259 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
10260 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
10261 single h8sx instruction. Return false in this case.
10262 * config/h8300/h8300.md (length_table): Add short_immediate.
10263 (length): Pass the operand array to h8300_insn_length_from_table.
10264 (adjust_length): Assume "no" for insns with a length_table attribute.
10265 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
10266 (*addhi3_h8300hs): Don't use for h8sx.
10267 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
10269 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
10270 1's predicate to nonimmediate_operand. Only skip default expansion
10271 if expand_a_shift or expand_a_rotate returns true. Add new patterns
10272 for single h8sx shift instructions.
10273 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
10274 * config/h8300/h8300.c (nibble_operand): Split out of...
10275 (reg_or_nibble_operand): ... this.
10276 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
10277 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
10278 umulhisi3): Introduce expand, and introduce separate insns for
10279 sign- or zero-extended REG and already-extended CONST_INT.
10280 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
10281 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
10282 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
10283 (subhi3): Likewise. Don't accept immediates for operand 1.
10284 Remove the early clobber from second alternative of the h8300s pattern.
10285 (subsi3): Generalize for h8sx. Force operand 2 into a register
10286 on plain h8300 targets.
10287 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
10288 (subsi3_h8300h): Generalize for h8sx.
10289 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
10290 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
10291 * config/h8300/h8300.c (reg_or_nibble_operand): New.
10292 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
10293 (TARGET_H8300SXMUL): New.
10294 (CONST_OK_FOR_P): New.
10295 (CONST_OK_FOR_LETTER_P): Adjust.
10296 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
10297 umulhisi3): Accept 4-bit immediate on H8SX.
10298 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
10299 (udivsi3, divhi3, udivsi3, divsi3): New.
10300 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
10301 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
10302 * config/h8300/h8300.h (OK_FOR_Q): New macro.
10303 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
10304 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
10305 Add ADDRESSOF to the bit_operand entry.
10306 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
10307 (h8300_src_operand): Likewise.
10308 (bit_operand): Check nonimmediate_operand rather than general_operand.
10309 Accept any nonimmediate_operand in h8sx code.
10310 (h8300_and_costs): Initialize operands[1].
10311 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
10312 (h8300_operand_class): New enum.
10313 (h8300_length_table): New typedef.
10314 (addb_length_table, addw_length_table, addl_length_table,
10315 logicl_length_table): New tables.
10316 (logicb_length_table, logicw_length_table): New macros.
10317 (h8300_classify_operand, h8300_length_from_table,
10318 h8300_length_table_for_insn, h8300_unary_length,
10319 h8300_insn_length_from_table): New functions.
10320 (output_plussi): Only use adds and subs for register destinations.
10321 Disable redundant clause.
10322 (compute_plussi_cc): Likewise.
10323 (compute_plussi_length): Likewise. Use h8300_length_from_table
10324 to work out the length of an insn.
10325 (output_logical_op): Only use narrower immediate instructions
10326 if the destination is a register.
10327 (compute_logical_op_cc): Likewise.
10328 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
10329 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
10330 * config/h8300/h8300.md (length_table): New attribute.
10331 (length): When an instruction has a length_table attribute, use
10332 h8300_insn_length_from_table to calculate its default length.
10333 (cmpqi): Use h8300_dst_operand for the first operand and
10334 h8300_src_operand for the second.
10335 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
10336 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
10337 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
10338 iorsi3, xorhi3, xorsi3): Likewise.
10339 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
10340 so that it allows any combination of operands for TARGET_H8300SX.
10341 (iorqi3, xorqi3): Likewise.
10342 (cmpqi): Use the length_table attribute.
10343 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
10344 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
10345 (cmpqi): Add 'Q' constraint.
10346 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
10347 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
10348 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
10349 * config/h8300/h8300.h (MASK_H8300SX): New macro.
10350 (TARGET_H8300S): True for both -ms and -msx.
10351 (TARGET_H8300SX): New macro.
10352 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
10353 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
10354 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
10355 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
10356 [Temporary change.]
10357 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
10358 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
10359 16-bit pointers and 32-bit ints.
10360 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
10361 CONST_DOUBLE with mode no wider than SImode.
10362 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
10364 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
10365 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
10367 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
10368 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
10369 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
10371 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
10373 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
10375 2004-07-07 Per Bothner <per@bothner.com>
10377 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
10379 2004-07-07 Mike Stump <mrs@apple.com>
10381 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
10382 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
10383 (machopic_finish): Likewise.
10385 2004-07-07 Richard Henderson <rth@redhat.com>
10387 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
10388 through any value-preserving cast.
10390 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
10392 * function.c (assign_parm_find_data_types): Call
10393 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
10395 2004-07-07 Steven Bosscher <stevenb@suse.de>
10397 * tree-cfg.c (group_case_labels): Remove case labels that have
10398 the same target as the default case.
10400 2004-07-07 Steven Bosscher <stevenb@suse.de>
10402 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
10403 regardless of DECL_LANG_SPECIFIC being present or not.
10404 * tree.h (DECL_NUM_STMTS): Purge.
10406 2004-07-07 Andrew Pinski <apinski@apple.com>
10408 * configure: Regenerate with the right autoconf.
10410 2004-07-07 David Edelsohn <edelsohn@gnu.org>
10412 * ifcvt.c (total_bb_rtx_cost): New function.
10413 (find_if_case_1): Compare rtx_cost of basic block to cost of
10415 (find_if_case_2): Same.
10417 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10420 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
10421 (output_return): Likewise.
10422 (output_sibcall): Abort if !flag_delayed_branch.
10423 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
10424 (emit_and_preserve): New function.
10425 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
10426 indirect jump to the thunked-to function if !flag_delayed_branch.
10427 * config/sparc/sparc.md (delayed_branch): New attribute.
10428 (load_pcrel_sym): Honor flag_delayed_branch. Use above
10429 attribute to compute the length of the insn.
10430 (goto_handler_and_restore): Likewise.
10432 2004-07-07 Andrew Pinski <apinski@apple.com>
10434 PR tree-optimization/15777
10435 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
10437 * expr.c (expand_expr_real_1): Fix formating.
10438 BUFFER_REF and IN_EXPR are dead.
10439 * fold-const.c (non_lvalue): BUFFER_REF is dead.
10440 * tree-inline.c (estimate_num_insns_1): Likewise.
10441 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
10442 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
10443 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
10445 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
10447 * collect2.c (dump_file): Don't call cplus_demangle if
10448 HAVE_LD_DEMANGLE is defined.
10449 (main): Pass "--demangle" to ld if no_demangle is not 0 and
10450 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
10451 if HAVE_LD_DEMANGLE is defined.
10453 * configure.ac (--with-demangler-in-ld): Added
10454 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
10455 --with-demangler-in-ld is used.
10456 * config.in: Regenerated.
10457 * configure: Likewise.
10459 2004-07-07 Roger Sayle <roger@eyesopen.com>
10461 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
10462 for simple floating point operations "fp", double precision
10463 multiplication "dmul", and single and double precision division
10464 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
10465 (ppc630_cost): New table split from ppc620_cost, to distinguish
10466 differences in floating point latencies.
10467 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
10468 (rs6000_rtx_costs): Add support for single and double precision
10469 floating point addition, subtraction, multiplication, division,
10470 fused-multiply-add, fused-multiply-sub, negation, absolute value
10471 and negative absolute value. Tweak MEM case to use prefered idiom.
10473 2004-07-07 Richard Henderson <rth@redhat.com>
10475 * tree-flow-inline.h (may_propagate_copy): Move...
10476 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
10477 attempt to copy between types requiring conversion.
10478 * tree-flow.h (may_propagate_copy): Update decl.
10479 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
10481 2004-07-07 Jakub Jelinek <jakub@redhat.com>
10483 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
10484 from -mtune= option.
10486 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
10488 * builtins.c: Rename movstr*, except for movstrict*, to
10489 movmem* and clrstr* to clrmem*.
10490 * expr.c: Likewise.
10491 * expr.h: Likewise.
10492 * genopinit.c: Likewise.
10493 * integrate.c: Likewise.
10494 * local-alloc.c: Likewise.
10495 * optabs.c: Likewise.
10496 * optabs.h: Likewise.
10497 * config/alpha/alpha.h: Likewise.
10498 * config/alpha/alpha.md: Likewise.
10499 * config/arm/arm-protos.h: Likewise.
10500 * config/arm/arm.c: Likewise.
10501 * config/arm/arm.md: Likewise.
10502 * config/avr/avr.md: Likewise.
10503 * config/c4x/c4x.c: Likewise.
10504 * config/c4x/c4x.md: Likewise.
10505 * config/frv/frv.md: Likewise.
10506 * config/i386/i386-protos.h: Likewise.
10507 * config/i386/i386.c: Likewise.
10508 * config/i386/i386.h: Likewise.
10509 * config/i386/i386.md: Likewise.
10510 * config/i860/i860.c: Likewise.
10511 * config/i860/i860.md: Likewise.
10512 * config/ip2k/ip2k.md: Likewise.
10513 * config/ip2k/libgcc.S: Likewise.
10514 * config/ip2k/t-ip2k: Likewise.
10515 * config/m32r/m32r.c: Likewise.
10516 * config/m32r/m32r.md: Likewise.
10517 * config/mcore/mcore.md: Likewise.
10518 * config/mips/mips.c: Likewise.
10519 * config/mips/mips.md: Likewise.
10520 * config/ns32k/ns32k.c: Likewise.
10521 * config/ns32k/ns32k.h: Likewise.
10522 * config/ns32k/ns32k.md: Likewise.
10523 * config/pa/pa.c: Likewise.
10524 * config/pa/pa.md: Likewise.
10525 * config/pdp11/pdp11.h: Likewise.
10526 * config/pdp11/pdp11.md: Likewise.
10527 * config/rs6000/rs6000.c: Likewise.
10528 * config/rs6000/rs6000.md: Likewise.
10529 * config/s390/s390-protos.h: Likewise.
10530 * config/s390/s390.c: Likewise.
10531 * config/s390/s390.md: Likewise.
10532 * config/sh/lib1funcs.asm: Likewise.
10533 * config/sh/sh.c: Likewise.
10534 * config/sh/sh.md: Likewise.
10535 * config/sh/t-sh: Likewise.
10536 * config/sparc/sparc.h: Likewise.
10537 * config/vax/vax.md: Likewise.
10538 * config/xtensa/xtensa.c: Likewise.
10539 * config/xtensa/xtensa.md: Likewise.
10540 * doc/invoke.texi: Likewise.
10541 * doc/md.texi: Likewise.
10542 * doc/rtl.texi: Likewise.
10544 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
10547 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
10548 * config/mips/mips.c (mips_declare_common_object): New function,
10549 mostly split out from...
10550 (mips_output_aligned_decl_common): ...here.
10551 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
10552 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
10553 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
10554 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
10556 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10559 * function.c (assign_parms): Fix typo from previous change.
10561 2004-07-07 Jason Merrill <jason@redhat.com>
10564 * doc/extend.texi (C++ Interface): Correct information and
10567 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
10572 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
10575 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10578 * config/m32r/m32r.c (m32r_function_symbol): New function:
10579 Generate a symbol name RTX with the correct m32r specific flags
10581 (block_move_call): Use new function to generate correct symbol.
10582 * config/m32r/m32r-protos.h: Add prototype for new funcion.
10583 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
10586 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
10588 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
10589 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
10590 TYPE_BINFO_BASETYPE): Remove.
10591 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
10593 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
10595 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
10596 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
10597 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
10598 (struct tree_binfo): Rename base_types to base_binfos.
10599 * alias.c (record_component_aliases): Adjust BINFO macros.
10600 * dbxout.c (dbxout_type): Likewise.
10601 * dwarf2out.c (gen_member_die): Likewise.
10602 * sdbout.c (sdbout_one_type): Likewise.
10603 * tree-dump.c (deque_and_dump): Likewise.
10604 * config/i386/i386.c (classify_argument,
10605 contains_128bit_aligned_vector_p): Likewise.
10607 2004-07-07 Nick Clifton <nickc@redhat.com>
10609 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
10610 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
10612 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
10614 * vec.h: Fix the example use.
10616 2004-07-06 Richard Henderson <rth@redhat.com>
10618 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
10619 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
10620 * tree-inline.c (copy_body_r, setup_one_parameter,
10621 initialize_inlined_parameters, expand_call_inline,
10622 declare_inline_vars): Don't check it.
10623 (expand_calls_inline): Remove old version, rename new version
10624 from gimple_expand_calls_inline.
10625 * tree-optimize.c (execute_gimple): Remove.
10626 (pass_gimple): Don't run anything.
10628 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
10630 * doc/sourcebuild.texi: Use semicolons instead of commas in
10633 2004-07-06 Richard Henderson <rth@redhat.com>
10635 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
10636 (sra_walk_modify_expr, scan_init): Likewise.
10637 (generate_element_zero): Check visited before scanning children.
10638 (generate_element_init): Set visited on error.
10639 (scalarize_init): Handle generate_element_init failure similar
10642 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
10644 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
10645 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
10647 2004-07-06 Richard Henderson <rth@redhat.com>
10649 * config/i386/i386.c (legitimize_pic_address): Make static.
10650 (legitimize_address): Handle CONST with TLS operand.
10651 (ix86_expand_move): Don't call legitimize_pic_address directly.
10652 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
10654 2004-07-06 Roger Sayle <roger@eyesopen.com>
10656 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
10657 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
10658 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
10659 is currently executed unconditionally, i.e. not in "else_bb".
10661 2004-07-06 Steven Bosscher <stevenb@suse.de>
10663 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
10664 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10665 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
10666 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10667 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
10668 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10669 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
10670 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10671 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
10672 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10673 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
10674 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10675 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
10676 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10677 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
10678 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10680 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
10682 * dojump.c (do_jump): REFERENCE_EXPR is dead.
10683 * expr.c (expand_expr_real_1): Ditto.
10684 * tree-inline.c (estimate_num_insns_1): Ditto.
10685 * tree-pretty-print.c (dump_generic_node): Ditto.
10686 (op_symbol): Ditto.
10689 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
10691 * tree-ssa-pre.c (reference_node_pool): New pool.
10692 (find_or_generate_expression): Class 'r' is okay too.
10693 (create_value_expr_from): Ditto.
10694 (add_to_sets): LHS should not include vuses.
10695 (eliminate): Ditto.
10696 (compute_avail): Reverse ordering of tests.
10697 Valuize INDIRECT_REF as well.
10699 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
10701 PR rtl-optimization/16380
10702 * loop.c (check_dbra_loop): Sink comparison instructions if they
10703 do something other than set cc0.
10705 2004-07-06 James E Wilson <wilson@specifixinc.com>
10707 * doc/interface.texi (longjmp and automatic variables): Delete
10708 paragraph recommending taking the address of a variable.
10710 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
10712 * vec.h (VEC_embedded_alloc): Remove.
10713 (VEC_embedded_size, VEC_embedded_init): New.
10714 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
10716 (VEC_truncate): New.
10717 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
10718 (vec_embedded_alloc): Remove.
10719 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
10720 (vec_embedded_alloc): Remove.
10722 2004-07-06 Mark Mitchell <mark@codesourcery.com>
10724 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
10725 (gt-langhooks.h): Remove.
10727 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
10729 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
10731 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10733 * config/sparc/sparc.c (get_pc_symbol): Rename into
10734 add_pc_to_pic_symbol.
10735 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
10736 (load_pic_register): Account for previous changes.
10737 Use reg_names. Don't create the label twice.
10738 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
10739 UNSPEC_LOAD_PCREL_SYM.
10740 (get_pc): Rename into load_pcrel_sym. Add predicate to
10741 operands. Remove condition.
10743 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
10745 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
10746 RECORD, UNION & QUAL_UNION is actually a binfo.
10748 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
10749 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
10750 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
10751 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
10752 * dwarf2out.c (add_data_member_location_attribute): Likewise.
10753 (gen_inheritance_die): Likewise.
10754 * tree-dump.c (deque_and_dump): Likewise.
10755 * doc/c-tree.texi (Binfos): Add under reconstruction note.
10757 2004-07-06 Steven Bosscher <stevenb@suse.de>
10759 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
10761 * config/mcore/mcore.md: Model memory latency with a simple DFA
10762 pipeline description instead of a define_function_unit.
10764 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10766 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
10767 * langhooks.h (var_mod_type_p): Likewise.
10768 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
10769 * expr.c (count_type_elements): Properly handle return from
10770 array_type_nelts and properly test for overflow.
10771 * gimplify.c (gimplify_init_constructor): Properly handle return
10772 from array_type_nelts.
10773 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
10774 * integrate.c (copy_decl_for_inlining): Correct comments.
10775 * tree-inline.c (remap_decl): Update comments, remove dead code,
10776 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
10777 (remap_type): Only remap if variably modified by vars in function
10779 (copy_body_r): Use compatible_type langhooks to see when can fold.
10780 (setup_one_parameter): Don't remap type.
10781 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
10782 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
10783 compute TREE_INVARIANT for decl case.
10784 (find_var_from_fn): New function.
10785 (variably_modified_type_p): Add arg and call new function.
10786 * tree.h (variably_modified_type_p): Add extra arg.
10788 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10790 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
10791 (goto_handler_and_restore_v9): Delete disabled insn.
10792 (goto_handler_and_restore_v9_sp64): Likewise.
10794 2004-07-05 Roger Sayle <roger@eyesopen.com>
10796 * calls.c (load_register_parameters): Call expand_shift instead
10797 of expand_binop with ashl_optab (or other shift optab) directly.
10798 * expr.c (emit_group_load, emit_group_store): Likewise.
10799 * function.c (assign_parm_setup_block): Likewise.
10800 * stmt.c (shift_return_value): Likewise.
10802 2004-07-05 Jakub Jelinek <jakub@redhat.com>
10804 * expr.c (expand_assignment): Disable the bitfield += optimizations.
10806 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
10808 * doc/sourcebuild.texi: Revert previous patch.
10810 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
10812 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
10813 TARGET_MEM_FUNCTIONS.
10814 * system.h: Poison TARGET_MEM_FUNCTIONS.
10815 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
10816 bcmp_libfunc, bzero_libfunc): Remove.
10817 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
10819 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
10820 * doc/standards.texi: Don't mention calling BSD string functions.
10821 * doc/invoke.texi: Likewise. Mention that memmove may be called.
10822 * config/vax/t-memfuncs: New.
10823 * config/memcmp.c, config/memcpy.c, config/memmove.c,
10824 config/memset.c: New.
10825 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
10826 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
10828 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
10829 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
10830 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
10831 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
10832 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
10833 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
10834 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
10835 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
10836 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
10837 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
10839 2004-07-05 Richard Henderson <rth@redhat.com>
10841 * function.c (assign_parm_setup_reg): Properly rename variables in
10842 FUNCTION_ARG_CALLEE_COPIES section.
10844 2004-07-05 Zack Weinberg <zack@codesourcery.com>
10846 * tree-mudflap.c: Include cgraph.h.
10847 (mf_init_extern_trees): Rename to mudflap_init. Export.
10848 Rewrite to create synthetic declarations instead of looking
10849 up declarations from mf-runtime.h.
10850 (mf_make_builtin, mf_make_cache_struct_type): New functions.
10851 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
10852 Correct commentary.
10853 (execute_mudflap_function_decls, mudflap_register_call):
10854 Don't call mf_init_extern_trees.
10855 (mudflap_finish_file): Use cgraph_build_static_cdtor.
10857 * tree-mudflap.h: Update prototypes.
10858 * c-mudflap.c: Delete file.
10859 * c-common.c: Include tree-mudflap.h.
10860 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
10861 * Makefile.in: Remove all references to c-mudflap.o.
10862 Update dependencies.
10864 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10866 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
10867 displacements with the spatial-locality cache-control completer.
10869 2004-07-05 Zack Weinberg <zack@codesourcery.com>
10871 * langhooks.c: Don't include gt-langhooks.h.
10872 (var_labelno): Delete.
10873 (lhd_set_decl_assembler_name): Do not append a distinguishing
10874 number to file-scope internal-linkage declarations for the first
10875 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
10876 the declaration itself (if at block scope), or its containing
10877 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
10880 * opts.c (cur_in_fname): New global.
10881 * opts.h: Declare it.
10882 * tree.c: Include opts.h.
10883 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
10884 DECL_UID equal to cur_in_fname.
10885 (copy_node_stat): Do not change DECL_UID when copying a
10886 TRANSLATION_UNIT_DECL.
10887 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
10888 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
10890 * c-decl.c (c_static_assembler_name): Delete.
10891 * c-tree.h (c_static_assembler_name): Delete prototype.
10892 * c-lang.c, objc/objc-lang.c: Don't override
10893 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
10895 * Makefile.in (tree.o): Update dependencies.
10896 (GTFILES): Remove langhooks.c.
10898 2004-07-05 Roger Sayle <roger@eyesopen.com>
10900 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
10901 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
10902 Normalize "X % C" as "X % -C" for signed modulus and negative C.
10903 Optimize "X % -Y" as "X % Y" for signed modulus.
10904 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
10905 into "((unsigned) X % Y) == 0".
10907 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
10909 * sourcebuild.texi (Config Fragments): Use @comma{} in
10910 cross-reference to section title.
10912 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10914 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
10915 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
10916 (gimplify_target_expr, gimplify_expr): Likewise.
10917 (copy_if_shared_r): No longer need special case for BIND_EXPR.
10918 (unshare_body, unvisit_body): Only look at nested if BODY_P is
10920 (gimplify_compound_lval): See if we can strip any useless conversion.
10921 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
10923 (gimplify_modify_expr_to_memset): Likewise.
10924 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
10925 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
10926 (declare_inline_vars): Likewise.
10927 (walk_type_fields): New function.
10928 (walk_tree): Use it.
10929 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
10931 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
10932 (sra_walk_modify_expr): Allow init function to fail.
10933 (scan_init): Now returns bool.
10934 (generate_element_init): If can't understand INIT, return false.
10935 (scalarize_init): Return false if generate_element_init does.
10937 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
10940 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
10941 bounds if bounds aren't constant.
10943 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
10945 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
10946 to type hooks; remove bogus PARAMS.
10948 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
10950 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
10951 * dwarf2out.c (add_data_member_location_attribute): Check for
10953 * tree.c (tree_node_kinds): Add "binfos".
10954 (binfo_lang_slots): New.
10955 (make_node_stat): Add TREE_BINFO.
10956 (make_tree_binfo_stat): New.
10957 (tree_node_structure): Add TREE_BINFO.
10958 * tree.def (TREE_BINFO): New.
10959 * tree.h (REC_OR_UNION_CHECK): Rename to ...
10960 (RECORD_OR_UNION_CHECK): ... here.
10961 (NOT_RECORD_OR_UNION_CHECK): New.
10962 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
10963 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
10964 RECORD_OR_UNION_CHECK.
10965 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
10966 (TYPE_LANG_SLOT_1): New.
10967 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
10968 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
10969 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
10970 (BINFO_ELTS): Remove.
10971 (BINFO_LANG_SLOT): New.
10972 (struct tree_binfo): New.
10973 (binfo_lang_slots): Declare.
10974 (enum tree_node_structure_enum): Add TS_BINFO.
10975 (union tree_node): Add binfo.
10976 (make_tree_binfo_stat): Declare.
10977 (make_tree_binfo): New.
10978 (enum tree_node_kind): Add binfo_kind.
10980 * objc/objc-act.c (start_class, objc_declare_protocols,
10981 start_protocols): Use TYPE_LANG_SLOT_1.
10982 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
10984 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
10985 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
10986 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
10987 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
10989 2004-07-05 Steven Bosscher <stevenb@suse.de>
10991 * rtl.h (struct rtx_def): Remove the integrated flag.
10992 Use the return_val flag for MEM_SCALAR_P.
10993 Reshuffle and update flags in CLEAR_RTX_FLAGS.
10995 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
10998 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
10999 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
11002 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
11004 * var-tracking.c: Fix some comments.
11005 (frame_stack_adjust): New.
11006 (vt_stack_adjustments): Init stack_adjust of entry block to
11007 minus stack adjustment of function prologue.
11008 (adjust_stack_reference): Do not adjust if adjustment == 0.
11009 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
11010 (emit_notes_in_bb): Likewise.
11011 (vt_add_function_parameters): Do not adjust locations of
11012 function arguments.
11013 (vt_initialize): Compute the stack adjustment of function
11014 prologue and offset the initial "location" of frame_base_decl
11015 from the stack pointer after prologue.
11017 2004-07-04 Richard Henderson <rth@redhat.com>
11019 * function.c (struct assign_parm_data_all): New.
11020 (struct assign_parm_data_one): New.
11021 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
11022 assign_parm_find_data_types, assign_parms_setup_varargs,
11023 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
11024 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
11025 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
11026 assign_parm_setup_block, assign_parm_setup_reg,
11027 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
11028 (assign_parms): ... here.
11030 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
11032 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
11033 now are bitmap_set_t's.
11034 (bitmap_insert_into_set): No point in inserting the value if
11036 (bitmap_set_contains): New function.
11037 (bitmap_set_replace_value): Add comment on why we do it
11039 (set_contains): Removed.
11040 (bitmap_set_subtract_from_value_set): New name of
11041 set_subtract now that it's arguments are two different
11044 (bitmap_find_leader): Change algorithm used.
11045 (find_or_generate_expression): Update use of functions for new
11047 (create_expression_by_pieces): Ditto.
11048 (insert_aux): Ditto.
11050 (add_to_sets): Ditto.
11052 (execute_pre): Ditto.
11053 (compute_avail): Ditto.
11054 Also ignore virtual phis.
11056 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
11058 * combine.c (simplify_comparison): Fix comment typo.
11060 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11062 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
11063 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
11064 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
11065 (output_restore): Change parameter from 'insn' to 'pat'.
11066 (output_return): Adjust call to output_restore.
11067 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
11068 Adjust call to output_restore.
11070 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
11072 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
11073 and assert system is bsd.
11075 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
11077 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
11078 (TARGET_SWITCHES): Remove -mdebugc.
11079 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
11080 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
11081 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
11082 (sle_[sd]i_reg): Delete.
11084 2004-07-04 Steven Bosscher <stevenb@suse.de>
11086 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
11088 * config/iq2000/iq2000.md: Translate old pipeline description to an
11089 equivalent new one.
11091 2004-07-04 Roger Sayle <roger@eyesopen.com>
11093 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
11094 Ensure the replacement rhs is valid gimple before performing
11095 the substitution. Return false if these sanity checks fail.
11096 (fold_stmt): Only set changed to true, if set_rhs returns true.
11097 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
11100 2004-07-04 Richard Henderson <rth@redhat.com>
11103 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
11105 2004-07-04 Mark Mitchell <mark@codesourcery.com>
11107 * configure.ac (ranlib_flags): New variable.
11108 * Makefile.in (RANLIB_FLAGS): New variable.
11109 (libbackend.a): Use it.
11110 * configure: Regenerated.
11112 2004-07-04 Roger Sayle <roger@eyesopen.com>
11114 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
11115 a "sign mask" instead of using ashr_optab directly.
11117 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
11119 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
11120 * doc/cppopts.texi: Clarify processing of command-line defines.
11122 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
11124 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
11126 2004-07-04 Richard Henderson <rth@redhat.com>
11128 * rtl.def (ADDRESSOF): Remove.
11129 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
11130 (find_base_term, memrefs_conflict_p): Likewise.
11131 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
11132 (fold_rtx, cse_insn, set_live_p): Likewise.
11133 * dwarf2out.c (mem_loc_descriptor): Likewise.
11134 (add_location_or_const_value_attribute): Likewise.
11135 * emit-rtl.c (copy_insn_1): Likewise.
11136 * explow.c (memory_address): Likewise.
11137 * expmed.c (store_split_bit_field): Likewise.
11138 * expr.c (expand_expr_real_1): Likewise.
11139 * function.c (instantiate_decl
11140 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
11141 * genrecog.c (preds, validate_pattern): Likewise.
11142 * integrate.c (copy_rtx_and_substitute): Likewise.
11143 * recog.c (general_operand, register_operand): Likewise.
11144 (memory_address_p): Likwise.
11145 * reload1.c (eliminate_regs, elimination_effects): Likewise.
11146 * rtl.c (copy_rtx): Likewise.
11147 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
11148 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
11149 * rtlhooks.c (gen_lowpart_general): Likewise.
11150 * stmt.c (expand_asm_operands): Likewise.
11151 * web.c (entry_register, replace_ref, web_main): Likewise.
11152 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
11153 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
11154 * config/arm/arm.c (thumb_rtx_costs): Likewise.
11155 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
11156 * config/frv/frv.c (move_destination_operand, move_source_operand,
11157 condexec_dest_operand, condexec_source_operand,
11158 condexec_memory_operand): Likewise.
11159 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
11160 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
11161 (destination_xfmode_operand): Likewise.
11162 * config/mips/mips.h (PREDICATE_CODES): Likewise.
11163 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
11164 * config/s390/s390.c (general_s_operand): Likewise.
11165 * config/s390/s390.md (mov*): Likewise.
11166 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
11168 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
11169 * expr.c (expand_expr_real_1): Likewise.
11170 * stmt.c (expand_decl): Likewise.
11171 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
11173 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
11174 postponed_insns, put_var_into_stack, put_reg_into_stack,
11175 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
11176 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
11177 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
11178 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
11179 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
11180 purge_bitfield_addressof_replacements, purge_addressof_replacements,
11181 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
11182 struct insns_for_mem_walk_info, insns_for_mem_walk,
11183 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
11184 setjmp_protect_args): Remove.
11185 (push_function_context_to): Don't handle var_refs_queue.
11186 (pop_function_context_from, free_after_compilation): Likewise.
11187 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
11188 (assign_parms, allocate_struct_function): Likewise.
11189 (use_register_for_decl): New.
11190 (expand_function_end): Don't setjmp_protect.
11191 * function.h (struct emit_status): Update commentary.
11192 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
11193 (max_parm_reg, parm_reg_stack_loc): Remove.
11194 * passes.c (DFI_addressof): Remove.
11195 (dump_file_info): Remove addressof.
11196 (rest_of_handle_addressof): Remove.
11197 (rest_of_compilation): Don't call it.
11198 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
11199 * stmt.c (expand_decl): Use use_register_for_decl.
11200 * tree.h: Update decls.
11201 * web.c (mark_addressof): Remove.
11202 * doc/invoke.texi (-dF): Remove.
11204 2004-07-03 Richard Henderson <rth@redhat.com>
11206 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
11207 instead of gen_mem_addressof.
11208 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
11209 TImode output register.
11211 2004-07-03 Richard Henderson <rth@redhat.com>
11213 PR tree-optimization/16341
11214 * tree-sra.c (sra_walk_function): Increment to next stmt before
11215 processing the current stmt.
11216 (sra_insert_after): Always use BSI_SAME_STMT.
11218 2004-07-03 Richard Henderson <rth@redhat.com>
11220 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
11221 fp plus with minus.
11223 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
11225 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
11226 with tree_int_cst_equal.
11228 2004-07-03 Andreas Schwab <schwab@suse.de>
11230 * config/ia64/ia64.md: Define new attribute "empty".
11231 (prologue_use, nop_x, insn_group_barrier): Set it.
11233 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
11234 skip over "empty" insns.
11236 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11238 * tree-inline.c (initialize_inlined_parameters): Pass proper function
11239 context to gimplify_body.
11240 (walk_tree): Don't walk into types twice.
11241 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
11243 * tree-sra.c (generate_element_init): Remove any useless conversions.
11245 * gimplify.c (gimplify_conversion): Remove stripping useless
11246 conversions from here.
11247 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
11248 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
11249 Unshare before substituting PLACEHOLDER_EXPR.
11250 (gimplify_modify_expr_to_memset): Likewise.
11251 Pass address of TO to memset, not TO itself.
11252 (gimplify_init_constructor): Make copy of OBJECT so we have it each
11253 time we make an expression (to match a PLACEHOLDER_EXPR).
11255 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
11256 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
11257 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
11258 * tree-ssa-dom.c (local_fold): Likewise.
11260 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
11261 * langhooks.h (strct lang_hooks): New field type_max_size.
11262 * function.c (assign_temp): Call it.
11264 2004-07-03 Steven Bosscher <stevenb@suse.de>
11266 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
11267 * config/sh/sh.md: Convert the SH1 pipeline description to
11270 2004-07-02 Zack Weinberg <zack@codesourcery.com>
11272 * c-decl.c (struct c_binding): Remove contour field; add
11273 depth, invisible, nested fields.
11274 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
11275 (B_IN_EXTERNAL_SCOPE): New convenience macros.
11276 (bind): Add invisible and nested arguments. Initialize
11277 new fields of struct c_binding; adjust loop scanning for
11279 (free_binding_and_advance): Clear structure with memset.
11280 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
11281 in file scope, even if it's in external scope too.
11282 (pushdecl): Adjust to match. Create invisible file-scope
11283 declarations for block-scope forward declarations of static functions.
11284 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
11285 (undeclared_variable, lookup_label, declare_label, define_label)
11286 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
11287 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
11288 (store_parm_decls_oldstyle): Adjust to match.
11289 (diagnose_mismatched_decls): Correct handling of linkage clashes.
11290 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
11292 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
11293 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
11295 2004-07-02 Richard Henderson <rth@redhat.com>
11297 * c-decl.c (grokdeclarator): Don't frob current_function_decl
11298 around variable_size.
11299 (set_decl_nonlocal): Remove.
11300 (store_parm_decls): Add stmts for pending sizes.
11301 * calls.c (calls_function, calls_function_1): Remove.
11302 (precompute_arguments): Don't call it.
11303 * cfgexpand.c (set_save_expr_context): Remove.
11304 (tree_expand_cfg): Don't call it.
11305 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
11306 (dwarf2out_finish): Likewise.
11307 * expr.c (emit_block_move): Adjust addresses to BLKmode.
11308 (store_constructor): Don't pre-evaluate SAVE_EXPR.
11309 (safe_from_p): Don't queue SAVE_EXPRs.
11310 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
11311 or build plain VAR_DECLs.
11312 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
11314 (fold_checksum_tree): Don't special-case SAVE_EXPR.
11315 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
11316 (put_var_into_stack): Don't handle SAVE_EXPR.
11317 (gen_mem_addressof): Likewise.
11318 * function.h (struct function): Remove x_save_expr_regs.
11319 (save_expr_regs): Remove.
11320 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
11321 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
11322 * stor-layout.c (variable_size): Don't set it.
11323 (force_type_save_exprs, force_type_save_exprs_1): Remove.
11324 * tree-inline.c (remap_save_expr): Remove fn argument. Update
11325 all callers. Don't set SAVE_EXPR_CONTEXT.
11326 * tree-inline.h (remap_save_expr): Update decl.
11327 * tree.c (save_expr): Update build size.
11328 (first_rtl_op): Don't handle SAVE_EXPR.
11329 (unsave_expr_1, contains_placeholder_p): Likewise.
11330 (decl_function_context): Likewise.
11331 * tree.def (SAVE_EXPR): Remove args 1 and 2.
11332 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
11333 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
11335 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
11337 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
11338 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
11339 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
11340 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
11341 some first-person references and patronizing comments. Based on
11343 * doc/invoke.texi: Don't reference fortran@gnu.org.
11344 * doc/trouble.texi (Warning when a non-void function value is
11345 ignored): Rewrite. From Russ Allbery and Chris Devers.
11347 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
11349 * tree-ssa-pre.c (bitmap_set_t): New.
11350 (bb_value_sets): avail_out is now a bitmap_set_t.
11351 (bitmap_find_leader): New function.
11352 (bitmap_value_insert_into_set): Ditto.
11353 (bitmap_set_copy): Ditto.
11354 (bitmap_value_replace_in_set): Ditto.
11355 (bitmap_set_contains_value): Ditto.
11356 (bitmap_set_new): Ditto.
11357 (bitmap_set_pool): New pool.
11358 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
11359 (insert_aux): Ditto.
11360 (add_to_sets): Ditto.
11361 (compute_avail): Ditto
11362 (eliminate): Ditto.
11365 (execute_pre): Ditto.
11367 2004-07-02 Roger Sayle <roger@eyesopen.com>
11369 * config/rs6000/rs6000.c (struct processor_costs): New structure
11370 used to hold instruction latencies/sizes for processor types.
11371 (rs6000_cost): New global variable pointing to current CPU's costs.
11372 (rs6000_override_options): Initialize rs6000_cost to point to the
11373 appropriate cost table based upon rs6000_cpu and optimize_size.
11374 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
11377 2004-07-02 Richard Henderson <rth@redhat.com>
11379 * expmed.c (make_tree): Don't use SET_DECL_RTL.
11381 2004-07-02 Steven Bosscher <stevenb@suse.de>
11383 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
11385 2004-07-01 Richard Henderson <rth@redhat.com>
11387 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
11388 (alpha_gp_save_rtx): Use assign_stack_local instead of
11391 2004-07-01 Richard Henderson <rth@redhat.com>
11393 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
11394 (alpha_rtx_cost_data): Update to match.
11395 (alpha_rtx_cost_size): New.
11396 (alpha_rtx_costs): Honor optimize_size.
11398 2004-07-01 Richard Henderson <rth@redhat.com>
11400 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
11401 * cfgexpand.c (tree_expand_cfg): Do it here.
11402 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
11403 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
11404 * config/mips/mips.c (mips_output_mi_thunk): And here.
11405 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
11406 * config/sh/sh.c (sh_output_mi_thunk): And here.
11407 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
11409 2004-07-01 Richard Henderson <rth@redhat.com>
11411 * tree.def (RTL_EXPR): Remove.
11412 * c-typeck.c (lvalue_p): Don't handle it.
11413 * expr.c (safe_from_p): Likewise.
11414 (expand_expr_real_1): Likewise.
11415 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
11416 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
11417 * gengtype.c (adjust_field_tree_exp): Likewise.
11418 * stmt.c (warn_if_unused_value): Likewise.
11419 * tree-gimple.c (recalculate_side_effects): Likewise.
11420 * tree-pretty-print.c (dump_generic_node): Likewise.
11421 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
11422 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
11423 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
11425 * stmt.c (struct stmt_status): Remove x_last_expr_type,
11426 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
11427 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
11428 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
11429 all the bits that tracked last_expr.
11430 (expand_end_bindings): Don't track last_expr.
11431 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
11432 (clear_last_expr): Remove.
11433 (expand_asm): Don't call it.
11434 (expand_asm_operands, expand_end_cond): Likewise.
11435 (expand_naked_return, expand_null_return_1): Likewise.
11436 * c-typeck.c (c_begin_compound_stmt): Likewise.
11437 * cfgexpand.c (expand_block): Use expand_expr_stmt.
11438 * expr.c (expand_expr_real_1): Likewise.
11439 * tree.h: Update prototypes.
11441 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
11442 (struct emit_status): Remove sequence_rtl_expr.
11443 (struct function): Remove x_rtl_expr_chain.
11444 (seq_rtl_expr, rtl_expr_chain): Remove.
11445 * function.c (struct temp_slot): Remove rtl_expr.
11446 (assign_stack_temp_for_type): Don't set it.
11447 (free_temp_slots, pop_temp_slots): Don't check it.
11448 (free_after_compilation): Don't clear x_rtl_expr_chain.
11449 (fixup_var_refs): Don't search it.
11450 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
11451 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
11453 (push_topmost_sequence): Likewise.
11454 (end_sequence, init_emit): Likewise.
11455 (start_sequence_for_rtl_expr): Remove.
11456 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
11457 * rtl.h (preserve_rtl_expr_result): Remove.
11459 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
11461 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
11462 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
11465 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
11467 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
11468 (STANDARD_STARTFILE_PREFIX_2): Define.
11469 (standard_startfile_prefix_1): Initialize to
11470 STANDARD_STARTFILE_PREFIX_1.
11471 (standard_startfile_prefix_2): Initialize to
11472 STANDARD_STARTFILE_PREFIX_2.
11473 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
11474 (STANDARD_STARTFILE_PREFIX_1): Define.
11475 (STANDARD_STARTFILE_PREFIX_2): Define.
11476 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
11477 (STANDARD_STARTFILE_PREFIX_2): Document.
11479 2004-07-01 Richard Henderson <rth@redhat.com>
11481 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
11482 in order to disable scalarization. Instead set a flag and wait
11483 for a candidate decl.
11485 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
11487 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
11488 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
11489 Use terminology "testsuite" and "enumerated".
11491 2004-07-01 Richard Henderson <rth@redhat.com>
11493 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
11494 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
11495 (initial_return_save): Likewise.
11496 (flush_queued_reg_saves): Remap register numbers.
11497 (dwarf2out_return_reg): Likewise.
11499 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11501 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
11503 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
11504 access functions for lower bound and element size and only output
11505 if lower bound nonzero or element size not same as that of type.
11506 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
11508 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11510 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
11512 2004-07-01 Per Bothner <per@bothner.com>
11514 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
11516 2004-07-01 Jakub Jelinek <jakub@redhat.com>
11518 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
11519 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
11520 first operand. Don't optimize if the bitfield is volatile.
11522 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11524 * c-pretty-print.c (pp_c_postfix_expression): Handle
11525 floating-point comparison operators.
11526 (pp_c_expression): Pass floating-point comparison
11527 operators to pp_c_postfix_expression.
11529 2004-07-01 Roger Sayle <roger@eyesopen.com>
11531 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
11532 rtx_cost instead of "had_mult" to determine whether the transformed
11533 expression is cheaper than the original.
11535 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
11537 * alias.c (get_alias_set, canon_rtx, get_addr,
11538 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
11540 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
11541 expand_builtin): Likewise.
11542 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
11544 * combine.c (can_combine_p, combinable_i3pat, try_combine,
11545 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
11546 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
11547 record_dead_and_set_regs_1, get_last_value_validate,
11548 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
11549 * cse.c (check_dependence, canon_hash, equiv_constant,
11550 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
11551 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
11552 count_reg_usage): Likewise.
11553 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
11554 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
11555 cselib_record_sets): Likewise.
11556 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
11557 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
11558 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
11559 * df.c (df_uses_record): Likewise.
11560 * dojump (do_jump): Likewise.
11561 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
11562 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
11563 decl_start_label): Likewise.
11564 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
11565 operand_subword, change_address_1, make_safe_from): Likewise.
11566 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
11567 stabilize, force_not_mem): Likewise.
11568 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
11569 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
11570 * expr.c (convert_move, convert_modes, emit_block_move,
11571 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
11572 emit_move_insn_1, expand_assignment, store_expr,
11573 store_constructor_field, store_constructor, store_field,
11574 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
11576 * final.c (cleanup_subreg_operands, alter_subreg,
11577 get_mem_expr_from_op): Likewise.
11578 * flow.c (notice_stack_pointer_modification_1,
11579 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
11581 * function.c (mark_temp_addr_taken, preserve_temp_slots,
11582 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
11583 optimize_bit_field, flush_addressof, purge_addressof_1,
11584 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
11585 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
11586 keep_stack_depressed): Likewise.
11587 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
11588 noce_process_if_block, find_memory): Likewise.
11589 * integrate.c (subst_constants, allocate_initial_values): Likewise.
11590 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
11591 update_equiv_regs): Likewise.
11592 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
11593 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
11594 * optabs.c (expand_abs, emit_unop_insn): Likewise.
11595 * passes.c (rest_of_handle_final): Likewise.
11596 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
11597 move2add_note_store): Likewise.
11598 * ra-build.c (detect_remat_webs): Likewise.
11599 * ra-debug.c (dump_static_insn_cost): Likewise.
11600 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
11601 * recog.c (validate_change, apply_change_group, cancel_changes,
11602 validate_replace_rtx_1, general_operand, register_operand,
11603 nonmemory_operand, push_operand, pop_operand, memory_operand,
11604 indirect_operand, asm_operand_ok, offsettable_memref_p,
11605 offsettable_nonstrict_memref_p, constrain_operands,
11606 store_data_bypass_p): Likewise.
11607 * reg-stack.c (subst_stack_regs_pat): Likewise.
11608 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
11609 copy_cost, reg_scan_mark_refs): Likewise.
11610 * regmove.c (optimize_reg_copy_3, stack_memref_p,
11611 combine_stack_adjustments_for_block): Likewise.
11612 * regrename.c (copyprop_hardreg_forward_1): Likewise.
11613 * reload.c (can_reload_into, push_reload, decompose, immune_p,
11614 find_reloads, find_reloads_address, find_reloads_address_1,
11615 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
11616 find_equiv_reg): Likewise.
11617 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
11618 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
11619 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
11620 delete_address_reloads): Likewise.
11621 * resource.c (mark_referenced_resources): Likewise.
11622 * rtlanal.c (get_jump_table_offset, count_occurrences,
11623 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
11624 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
11625 num_sign_bit_copies1): Likewise.
11626 * rtlhooks.c (gen_lowpart_general): Likewise.
11627 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
11628 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
11629 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
11630 sdbout_global_decl): Likewise.
11631 * simplify-rtx.c (simplify_subreg): Likewise.
11632 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
11633 expand_anon_union_decl, expand_end_case_type): Likewise.
11634 * unroll.c (calculate_giv_inc): Likewise.
11635 * var-tracking.c (stack_adjust_offset_pre_post,
11636 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
11637 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
11638 vt_add_function_parameters): Likewise.
11639 * varasm.c (make_var_volatile, notice_global_symbol,
11640 assemble_external, decode_addr_const, mark_weak,
11641 default_encode_section_info): Likewise.
11643 2004-07-01 Steven Bosscher <stevenb@suse.de>
11645 * stmt.c (check_seenlabel): Remove.
11646 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
11648 2004-07-01 Richard Henderson <rth@redhat.com>
11650 * function.h (struct function): Remove x_function_call_count.
11651 (function_call_count): Remove.
11652 * calls.c (expand_call): Don't set it.
11653 * integrate.c (copy_rtx_and_substitute): Likewise.
11655 * function.h (struct function): Remove x_cleanup_label.
11656 (cleanup_label): Remove.
11657 * stmt.c (expand_value_return): Don't use it.
11658 * function.c (free_after_compilation): Don't set it.
11659 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
11660 * cfgexpand.c (tree_expand_cfg): Update call.
11661 * tree.h (expand_function_start): Update decl.
11663 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
11666 * c-lang.c (c_initialize_diagnostics): Move from here ...
11667 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
11668 (c_tree_printer): Use pretty-printer to format %T.
11669 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
11670 before '*' if not C++.
11671 (pp_c_direct_abstract_declarator): Don't try to print array upper
11672 bound for flexible array members.
11673 * c-tree.h: Include "diagnostic.h".
11674 (c_initialize_diagnostics): Declare.
11675 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
11676 * c-format.c (format_type_warning): New function. Improve
11677 diagnostics for incorrect format argument types.
11678 (check_format_types): Use it. Add two parameters. Use the
11679 TYPE_MAIN_VARIANT of wanted_type.
11680 (check_format_info_main): Pass new parameters to
11681 check_format_types.
11682 (struct format_wanted_type): Update comment.
11684 2004-07-01 Nick Clifton <nickc@redhat.com>
11686 * target.h (struct gcc_target): Add new field to struct cxx:
11687 import_export_class.
11688 * target-def.h (TARGET_CXX): Initialise the new field.
11689 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
11691 * doc/tm.texi: Document the new target hook.
11693 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11695 * builtins.c (fold_builtin_classify): Fix typo.
11697 2004-07-01 Richard Henderson <rth@redhat.com>
11699 * function.c (identify_blocks, identify_blocks_1): Remove.
11700 * function.h (identify_blocks): Remove.
11701 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
11703 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11705 * builtins.c (fold_builtin_classify): New.
11706 (fold_builtin_unordered_cmp): Fix commentary.
11707 (fold_builtin): Use it.
11708 * builtins.def: Define builtins for isnan,
11709 isnanf, isnanl, finite, finitef, finitel,
11710 isinf, isinff, isinfl.
11712 2004-07-01 Richard Henderson <rth@redhat.com>
11714 * function.h (struct function): Remove dont_emit_block_notes.
11715 * gimple-low.c (lower_function_body): Don't set it.
11716 * cfgexpand.c (expand_block): Don't check it.
11717 * cfglayout.c (insn_locators_initialize): Likewise.
11718 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
11719 * passes.c (rest_of_compilation): Likewise.
11720 * stmt.c (expand_start_bindings_and_block): Likewise.
11721 (expand_end_bindings): Likewise.
11723 2004-07-01 Richard Henderson <rth@redhat.com>
11725 * cgraph.h (cgraph_build_static_cdtor): Declare.
11726 * cgraphunit.c (cgraph_build_static_cdtor): New.
11727 * c-objc-common.c (build_cdtor): Use it.
11728 * coverage.c (create_coverage): Likewise.
11729 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
11730 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
11732 See ChangeLog.11 for earlier changes.
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