1 2004-08-12 Alan Modra <amodra@bigpond.net.au>
3 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
4 and 2004-07-14 changes.
6 2004-08-12 Paul Brook <paul@codesourcery.com>
8 * doc/invoke.texi: Fix typo.
10 2004-08-11 Devang Patel <dpatel@apple.com>
12 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
13 and -no_dead_strip_inits_and_terms.
15 * doc/invoke.texi (Darwin Options): Document -dead_strip and
16 -no_dead_strip_inits_and_terms.
18 2004-08-11 Paul Brook <paul@codesourcery.com>
20 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
21 (arm_load_pic_register): ... to this.
22 * config/arm/arm.c (arm_finalize_pic): Rename ...
23 (arm_load_pic_register): ... to this. Always output insns at the
24 current location. Load via low reg in thumb mode.
25 (arm_expand_prologue): Call arm_load_pic_register.
26 (thumb_expand_prologue): Ditto.
27 * config/arm/arm.h (FINALIZE_PIC): Remove.
28 * config/arm/arm.md (builtin_setjmp_receiver): Call
29 arm_load_pic_register.
31 2004-08-11 Paul Brook <paul@codesourcery.com>
33 * arm.c (thumb_force_lr_save): Add prototype.
34 (thumb_compute_save_reg_mask): New function.
35 (thumb_find_work_register): New function.
36 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
37 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
38 Don't clobber r3 when removing pretend args.
39 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
40 (thumb_output_function_prologue): Use new functions.
41 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
42 * arm.h (THUMB_REG_PUSHED_P): Remove.
44 2004-08-11 James E Wilson <wilson@specifixinc.com>
46 PR rtl-optimization/16490
47 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
48 global_live_at_end for new basic block if already set for other blocks.
50 2004-08-11 David Edelsohn <edelsohn@gnu.org>
52 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
54 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
55 (mfcr rlwinm rlwinm patterns): Set length to 12.
57 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
59 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
60 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
61 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
62 (start_ssa_stmt_operands): Delete.
63 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
64 struct stmt_operands_d.
65 (build_ssa_operands): New extern entry point.
66 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
67 building code, replace with create_ssa_artficial_load_stmt().
68 * tree-ssa-operands.c (struct voperands_d): Delete.
69 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
70 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
71 (free_uses, free_defs, free_vuses, free_v_may_defs,
72 free_v_must_defs): Remove dealloc parameter.
73 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
74 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
75 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
76 vector comparisons, ssa_name reuse, and allocations here.
77 (verify_start_operands): Delete.
78 (finalize_ssa_stmt_operands): Set new operands by calling finalize
80 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
81 (append_def, append_usei): Simplify to simple accumulation.
82 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
83 duplicates and simple accumulation.
84 (free_ssa_operands): Free vectors in a stmt_operand structure.
85 (build_ssa_operands): New. Create a new stmt_operand structure from
86 a stmt and an old set of stmt_operands.
87 (get_stmt_operands): Simplify and call build_ssa_operands.
88 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
89 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
90 add_call_read_ops): Don't pass prev_vops around anymore.
91 (note_addressable): Return if no stmt annotation.
92 (copy_virtual_operands): Access v_may_def operands through a struct.
93 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
94 hash tables without treating the stmt as a real stmt.
95 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
96 v_may_def def and use through a struct instead of 2 array elements.
97 (struct v_may_def_optype_d): Use v_may_def_operand_type.
98 (struct stmt_operands_d): New. Struct for storing all operand vectors.
100 2004-08-11 Nick Clifton <nickc@redhat.com>
102 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
103 this funciton's behaviour. Return true when the current function
104 has a section attribute and -mlong-calls is in effect.
105 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
106 short-call marker when -mlong-calls is in effect and the function
107 has a section attribute.
109 2004-08-10 Zack Weinberg <zack@codesourcery.com>
111 * stmt.c (expand_return): If asked to return the RESULT_DECL,
112 just call expand_value_return on result_rtl.
114 2004-08-10 Richard Henderson <rth@redhat.com>
116 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
117 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
118 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
119 (add_location_or_const_value_attribute): ... not here. Use
120 loc_descriptor_from_tree if possible.
121 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
122 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
124 (loc_descriptor_from_tree): New. Update callers.
125 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
126 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
127 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
128 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
129 and BUILT_IN_STACK_RESTORE.
130 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
131 * stmt.c (expand_stack_alloc): Remove.
132 * tree-mudflap.c (mx_register_decls): Don't look for
133 BUILT_IN_STACK_ALLOC.
134 * tree-nested.c (convert_local_reference): Likewise.
135 * tree.h (DECL_VALUE_EXPR): New.
137 2004-08-10 Richard Henderson <rth@redhat.com>
139 * stor-layout.c (round_up): Check for 0/1 before dividing.
140 (round_down): Likewise.
142 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
144 2004-08-09 Mark Mitchell <mark@codesourcery.com>
146 * config.gcc (arm*-*-eabi*): New target.
147 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
148 (TARGET_LIB_INT_CMP_BIASED): Likewise.
149 * expmed.c (expand_divmod): Try a two-valued divmod function as a
151 * gthr.h: Remove bogus tokens at end of #pragma.
152 * optabs.c (expand_twoval_binop_libfunc): New function.
153 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
154 (prepare_float_lib_cmp): Try reversing the condition.
155 (debug_optab_libfuncs): New function.
156 * optabs.h (expand_twoval_binop_libfunc): Declare.
157 * config/arm/arm.c (arm_init_libfuncs): New function.
158 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
159 (TARGET_INIT_LIBFUNCS): Define it.
160 * config/arm/arm.h (TARGET_BPABI): New macro.
161 * config/arm/arm-protos.h
162 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
163 * config/arm/bpabi.S: New file.
164 * config/arm/bpabi.c: Likewise.
165 * config/arm/bpabi.h: Likewise.
166 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
167 (__aeabi_drsub): Likewise.
168 (__aeabi_dsub): Likewise.
169 (__aeabi_dadd): Likewise.
170 (__aeabi_ui2d): Likewise.
171 (__aeabi_i2d): Likewise.
172 (__aeabi_f2d): Likewise.
173 (__aeabi_dmul): Likewise.
174 (__aeabi_ddiv): Likewise.
175 (__aeabi_cdrcmple): Likewise.
176 (__aeabi_cdcmpeq): Likewise.
177 (__aeabi_cdcmple): Likewise.
178 (__aeabi_dcmpeq): Likewise.
179 (__aeabi_dcmplt): Likewise.
180 (__aeabi_dcmple): Likewise.
181 (__aeabi_dcmpge): Likewise.
182 (__aeabi_dcmpgt): Likewise.
183 (__aeabi_dcmpun): Likewise.
184 (__aeabi_d2iz): Likewise.
185 (__aeabi_d2uiz): Likewise.
186 (__aeabi_d2f): Likewise.
187 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
188 (__aeabi_frsub): Likewise.
189 (__aeabi_fsub): Likewise.
190 (__aeabi_fadd): Likewise.
191 (__aeabi_ui2f): Likewise.
192 (__aeabi_i2f): Likewise.
193 (__aeabi_fmul): Likewise.
194 (__aeabi_fdiv): Likewise.
195 (__aeabi_cfrcmple): Likewise.
196 (__aeabi_cfcmpeq): Likewise.
197 (__aeabi_cfcmple): Likewise.
198 (__aeabi_fcmpeq): Likewise.
199 (__aeabi_fcmplt): Likewise.
200 (__aeabi_fcmple): Likewise.
201 (__aeabi_fcmpge): Likewise.
202 (__aeabi_fcmpgt): Likewise.
203 (__aeabi_fcmpun): Likewise.
204 (__aeabi_f2iz): Likewise.
205 (__aeabi_f2uiz): Likewise.
206 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
207 (__aeabi_uidivmod): New function or alias.
208 (__aeabi_idivmod): Likewise.
209 (__aeabi_idiv0): Likewise.
210 (__aeabi_ldiv0): Likewise.
211 (__aeabi_llsr): Likewise.
212 (__aeabi_lasr): Likewise.
213 (__aeabi_llsl): Likewise.
214 (bpabi.S): Include it.
215 * config/arm/libgcc-bpabi.ver: New file.
216 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
218 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
220 * config/arm/t-bpabi: New file.
221 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
222 (TARGET_LIB_INT_CMP_BIASED): Likewise.
224 2004-08-10 David Edelsohn <edelsohn@gnu.org>
226 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
227 * config/rs6000/rs6000.md (clrmemsi): New pattern.
228 * config/rs6000/rs6000.c (expand_block_clear): New function.
229 (expand_block_move): Convert alignment to bits. Use SImode and
230 HImode for unaligned addresses if not STRICT_ALIGNMENT.
232 2004-08-10 Caroline Tice <ctice@apple.com>
234 * varasm.c (unlikely_section_label): New global variable.
235 (unlikely_text_section_name): New global variable.
236 (text_section): Remove alignment statement.
237 (unlikely_text_section): Remove alignment statement; use
238 unlikely_section_label rather than hard-coded string.
239 (assemble_start_function): Initialize unlikely_section_label and
240 unlikely_text_section_name; make sure cold section is properly
241 aligned at start of function; output unlikely_section_label if
244 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
246 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
247 * config/s390/s390.c (s390_canonicalize_comparison): New function.
248 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
249 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
250 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
251 ("*tmqi_mem"): Remove SUBREG from pattern.
252 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
253 ("*andsi3_cconly"): Likewise.
255 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
258 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
260 2004-08-10 Janis Johnson <janis187@us.ibm.com>
262 * doc/sourcebuild.texi (compat testing): Document available test
263 framework commands. Use the preferred spelling of DejaGnu.
265 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
267 * lambda.h: Add matrix type, and prototypes for remainder of
268 matrix and vector functions.
269 (lambda_vector_mult_const): New function.
270 (lambda_vector_negate): Ditto.
271 (lambda_vector_add): Ditto.
272 (lambda_vector_add_mc): Ditto.
273 (lambda_vector_copy): Ditto.
274 (lambda_vector_zerop): Ditto.
275 (lambda_vector_equal): Ditto.
276 (lambda_vector_min_nz): Ditto.
277 (lambda_vector_first_nz): Ditto.
278 (lambda_vector_matrix_mult): Ditto.
279 * lambda-mat.c: New file.
280 * Makefile.in (lambda-mat.o): New.
282 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
284 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
285 after linking stmt into the program.
286 (bsi_remove): Don't call modify_stmt.
287 * tree-complex.c (update_complex_assignment,
288 expand_complex_comparison): Call modify_stmt after changing the stmt.
289 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
291 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
292 the stmt, and only if needed.
293 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
295 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
296 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
297 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
298 (eliminate_redundant_computations): Don't pass an annotation. Call
299 modify_stmt rather than setting the annotation directly.
300 (record_equivalences_from_stmt): Remove unused local 'j'.
301 (cprop_operand): Take a stmt rather than an annotation as a parameter.
303 (cprop_into_stmt): Pass stmt rather than annotation.
304 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
305 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
307 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
309 2004-08-10 Jason Merrill <jason@redhat.com>
312 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
315 2004-08-10 Geoffrey Keating <geoffk@apple.com>
317 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
320 2004-08-10 Roger Sayle <roger@eyesopen.com>
322 * config/mips/mips.md: New reciprocal square root patterns that
323 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
325 2004-08-10 Paul Brook <paul@codesourcery.com>
327 * config/arm/arm-protos.h (arm_set_return_address,
328 thumb_set_return_address): Add prototypes.
329 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
330 * config/arm/arm.c (arm_compute_func_type,
331 use_return_insn, arm_compute_save_reg0_reg12_mask,
332 arm_compute_save_reg_mask, arm_output_function_prologue,
333 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
334 current_function_calls_eh_return.
335 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
337 (arm_set_return_address, thumb_set_return_address): New functions.
338 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
339 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
340 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
341 (epilogue): Use the stackadj register.
342 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
344 2004-08-10 Jakub Jelinek <jakub@redhat.com>
347 * expr.c (move_by_pieces_ninsns): Add max_size argument.
348 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
349 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
350 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
351 but using MOVE_RATIO.
352 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
353 (can_store_by_pieces): Change max_size type to unsigned int.
354 (store_by_pieces_1): Likewise. Pass max_size to
355 move_by_pieces_ninsns.
356 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
357 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
358 to move_by_pieces_ninsns.
359 (STORE_BY_PIECES_P): Define.
360 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
361 to move_by_pieces_ninsns.
362 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
364 * config/i386/i386.h (CLEAR_RATIO): Define.
366 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
368 * expr.c (expand_expr_real_1): Add back code that was not dead.
370 2004-08-09 Andrew Pinski <apinski@apple.com>
372 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
373 which is found to be compatible before returning the aliasing set.
375 2004-08-09 Daniel Jacobowitz <dan@debian.org>
377 * ggc-zone.c (struct alloc_zone): Add statistics counters.
378 (always_collect): New flag.
379 (ggc_alloc_zone_1): Update statistics support. Don't include
380 overhead in allocated counter.
381 (sweep_pages): Update allocated counter for large pages. Don'y
383 (ggc_collect_1): Always collect.
384 (ggc_collect): Honor always_collect flag. Sum all zones to decide
386 (SCALE, LABEL): New macros.
387 (ggc_print_statistics): Add statistics support.
389 2004-08-09 Roger Sayle <roger@eyesopen.com>
391 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
392 (init_expmed): Fix potential overrun problem with "all.reg".
393 (expand_sdiv2_pow2): Add an alternate implementation for signed
394 division, if the target provides a suitable conditional move insn.
396 2004-08-09 Paul Brook <paul@codesourcery.com>
397 Richard Henderson <rth@redhat.com>
399 * unwind-dw2.c (uw_install_context_1): Update target saved stack
402 2004-08-09 Geoffrey Keating <geoffk@apple.com>
404 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
405 Check DATA limit only if there's no AS limit. Ignore insanely
407 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
408 but take care that the AS limit isn't overrun.
409 * doc/invoke.texi: Update documentation of min-heapsize parameter.
411 2004-08-09 Jeff Law <law@redhat.com>
413 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
414 (tree-ssa-threadupdate.o): Add dependencies.
415 * tree-ssa-threadupdate.c: New file.
416 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
417 (rewrite_vars_out_of_ssa): Remove prototype.
418 (cleanup_tree_cfg): Returns a bool.
419 * tree.h (thread_through_all_blocks): Prototype.
420 * tree-outof-ssa.c (SSANORM_*): Move into here.
421 (remove_ssa_form): Now static.
422 (rewrite_vars_out_of_ssa): Kill.
423 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
424 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
425 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
426 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
427 anything was changed.
428 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
429 from the PHI's annotation rather than the edge associated with
431 * tree-ssa-dom.c (redirection_edges): Kill.
432 (redirect_edges_and_update_ssa_graph): Kill.
433 (tree_ssa_dominator_optimize): Do not reset forwardable flag
434 for blocks anymore. Do not initialize redirection_edges.
435 Call thread_through_all_blocks. Simplify code for cleanup
436 of the CFG and iterating. No longer call cleanup_tree_cfg
437 outside the iteration loop.
438 (thread_across_edge): No longer mess with forwardable blocks.
440 2004-08-09 Zack Weinberg <zack@codesourcery.com>
442 * explow.c (memory_address): Use memory_address_p.
443 * recog.c (general_operand): Likewise.
444 * regrename.c: No need to define REG_OK_STRICT.
446 2004-08-09 Steven Bosscher <stevenb@suse.de>
448 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
450 * gcse.c: Include timevar.h.
451 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
452 and global_copy_prop_count.
453 (local_const_prop_count, local_copy_prop_count): New static globals.
454 (gcse_main): Set the right timevar for each pass.
455 (cprop_jump): Increment global_const_prop_count when a constant is
456 propagated. Add "GLOBAL" to dump output.
457 (cprop_insn): Increment global_const_prop_count when a constant is
458 propagated, or global_copy_prop_count when a copy is propagated.
459 (do_local_cprop): Likewise for local_const_prop_count and
460 local_copy_prop_count.
461 (one_cprop_pass): Initialize const/cprop counters to zero.
462 Print out results of local and global const/cprop separately.
463 (bypass_block): Break over-length line.
464 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
465 for bb-reorder.o and tracer.o.
467 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
469 * Makefile.in (GTFILES): Remove stmt.c
470 (stmt.o): Do not depend on gt-stmt.h.
471 * emit-rtl.c (emit_line_note): Do not call
472 set_file_and_line_for_stmt.
473 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
475 * function.c (free_after_parsing): Do not free STMT field.
476 (allocate_struct_function): Do not call init_stmt_for_function.
477 (assign_stack_temp_for_type): Do not accept values of keep
479 (init_temp_slots): Do not initialize removed variables.
480 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
481 and X_VAR_TEMP_SLOT_LEVEL fields.
482 * rtl.h (set_file_and_line_for_stmt): Remove.
483 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
484 struct stmt_status, cond_stack, case_stack, nesting_stack,
485 nesting_depth, emit_locus, set_file_and_line_for_stmt,
486 same_case_target_p, init_stmt_for_function, emit_nop,
487 expand_start_cond, expand_start_elseif, expand_start_else,
488 expand_elseif, expand_end_cond): Remove.
489 (preserve_subexpressions_p): Remove references to CFUN->STMT.
490 (expand_start_case, expand_end_case_type): Remove, merge into...
491 (expand_case): ... this one, including other bits from
492 expand_expr_real_1. Inline same_case_target_p. Turn members
493 of CASE_STACK into local variables.
494 (emit_case_bit_tests): Inline same_case_target_p.
495 (add_case_node): Add HEAD argument, return new head of the list,
496 do not handle default label here.
497 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
498 expand_start_elseif, current_nesting_level, expand_start_case,
499 expand_end_case_type, expand_end_case, add_case_node,
500 init_stmt_for_function, expand_elseif): Remove prototypes.
501 (expand_case): Add prototype.
503 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
505 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
507 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
509 * expr.c (var_rtx): Remove.
510 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
511 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
512 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
514 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
515 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
516 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
518 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
519 Ayal Zaks <zaks@il.ibm.com>
521 * common.opt (freschedule-modulo-scheduled-loops): New flag.
522 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
523 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
524 when -freschedule-modulo-scheduled-loops flag is not specified.
525 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
526 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
527 More accurate placing of insn in row of partial schedule.
528 (ps_insn_find_column): New function.
529 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
530 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
531 (schedule_region): Use sched_is_disabled_for_current_region_p.
532 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
534 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
536 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
539 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
541 * config/i386/i386.c (ix86_expand_clrmem): Properly call
542 gen_strset for 64bit target.
544 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
546 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
548 2004-08-07 Jason Merrill <jason@redhat.com>
550 Make return in memory explicit.
551 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
552 (assign_parm_find_data_types): Remove code for old front end
553 invisible reference handling.
554 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
555 (expand_function_end): Likewise.
556 * gimplify.c (gimplify_return_expr): Handle a dereferenced
558 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
559 (declare_return_variable): Handle DECL_BY_REFERENCE.
560 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
561 (cp_genericize_r): Use convert_from_reference.
562 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
563 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
565 * c-common.c (c_warn_unused_result): Check TREE_USED before
566 warning about a CALL_EXPR with an unused value.
568 2004-08-06 Mark Mitchell <mark@codesourcery.com>
570 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
571 to the compiler. Use -fshort-wchar by default.
573 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
575 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
576 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
578 * doc/invoke.texi (param): Document min-crossjump-insns.
580 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
583 * c.opt (Wmissing-field-initializers): New option.
584 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
585 * c-typeck.c (pop_init_level): Guard the missing field warning with
586 warn_missing_field_initializers rather than extra_warnings.
587 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
588 some of the explanation from...
589 (-Wextra): ...here. Say that the missing field warning can be
590 seperately controlled by -Wmissing-field-initializers.
592 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
594 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
595 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
596 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
597 * tree.def (ENTRY_VALUE_EXPR): Remove.
599 2004-08-06 Jakub Jelinek <jakub@redhat.com>
601 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
602 the places where it is actually needed. Don't use repz; stosb
603 for -Os with sufficiently small constant sizes.
604 For sufficiently small repz; stos{l,q} repeat counts use a sequence
605 of stos{l,q} instructions instead.
607 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
609 PR tree-optimization/16807
610 * loop-iv.c (dump_iv_info): Dump invariants correctly.
611 (iv_subreg, iv_extend): Express value of invariant purely in
614 2004-08-06 Mark Mitchell <mark@codesourcery.com>
616 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
617 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
619 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
621 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
622 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
624 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
625 pattern until reload is finished to allow better code generation
626 and split them completely into separate instrunctions.
627 (*andsi3_split): New pattern.
629 2004-08-05 Mark Mitchell <mark@codesourcery.com>
631 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
632 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
633 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
634 * tree.h (handle_dll_attribute): Declare. Test
635 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
636 * c-common.h (c_determine_visibility): Declare.
637 * c-common.c (c_determine_visibility): New function.
638 * c-decl.c (finish_decl): Use it.
639 (finish_function): Likewise.
640 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
641 zero, by default. Use #if, not #ifdef, to test it.
642 * config/arm/arm.c (arm_attribute_table): Use
643 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
645 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
646 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
648 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
649 * config/i386/i386.c (ix86_attribute_table): Use
650 handle_dll_attribute for dllimport/dllexport. Test
651 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
652 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
653 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
655 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
657 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
659 * doc/extend.texi (dllexport): Clarify and correct documentation.
660 (dllimport): Likewise.
661 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
662 handle_dll_attribute.
664 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
666 * tree-ssa-loop-manip.c: New file.
667 * Makefile.in (tree-ssa-loop-manip.o): Add.
668 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
670 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
672 (tree_ssa_loop_done): Verify loop closed ssa form.
673 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
675 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
677 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
678 pa_asm_output_aligned_local): New functions.
679 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
680 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
681 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
682 pa_asm_output_aligned_common.
683 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
684 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
685 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
686 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
687 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
688 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
689 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
690 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
693 2004-08-05 Andrew Pinski <apinski@apple.com>
695 * objc/objc-act.c (build_objc_string_object): Mark the address
696 expression as constant.
698 2004-08-05 David Edelsohn <edelsohn@gnu.org>
700 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
701 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
702 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
704 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
706 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
707 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
708 out, and associated obsolete comments.
710 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
712 * tree.h (force_fit_type): Return a tree, take three flags.
713 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
714 TREE_CONSTANT_OVERFLOW here.
715 (int_const_binop, const_binop): Adjust.
716 (size_int_type): Do sign extension here.
717 (fold_convert_const, optimize_bit_field_compare,
718 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
719 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
720 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
722 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
724 PR tree-optimization/16864
725 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
726 for ssa names without default_def.
728 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
730 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
731 frame pointer, restore eax with an ebp-relative address.
733 2004-08-04 Geoffrey Keating <geoffk@apple.com>
736 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
737 * c-common.h (make_rtl_for_local_static): Delete.
738 * c-decl.c (shadow_tag_warned): Clean up comment.
739 (finish_decl): Clean up spacing. Use set_user_assembler_name when
740 appropriate. Don't pass asmspec to rest_of_decl_compilation.
741 * c-semantics.c (make_rtl_for_local_static): Delete.
742 * expr.c (init_block_move_fn): Use set_user_assembler_name.
743 (init_block_clear_fn): Likewise.
744 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
745 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
746 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
747 * tree.h (make_decl_rtl): Remove second parameter.
748 (set_user_assembler_name): New.
749 * varasm.c (set_user_assembler_name): New.
750 (make_decl_rtl): Remove second parameter. Update callers in many
753 2004-08-05 Adam Nemet <anemet@lnxw.com>
755 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
756 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
758 * gthr-lynx.h: New file.
759 * config/lynx-ng.h: Remove file.
760 * config/lynx.h: Update to LynxOS 4.0.
761 * config/t-lynx: New file.
762 * config/i386/lynx-ng.h: Remove file.
763 * config/i386/lynx.h: Update to LynxOS 4.0.
764 * config/rs6000/lynxbase.h: Remove file.
765 * config/rs6000/lynx.h: Update to LynxOS 4.0.
766 * config/rs6000/t-lynx: New file.
767 * doc/install.texi (Options specification): Remove reference to
768 LynxOS from systems where --with-gnu-as makes a difference.
770 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
772 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
774 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
776 (c_cpp_builtins): Call it.
777 * doc/cpp.texi: Update.
779 2004-08-04 David Edelsohn <edelsohn@gnu.org>
781 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
784 2004-08-04 Jan Hubicka <jh@suse.cz>
786 * basic-block.h (profile_staus): New global variable.
787 * cfg.c (profile_status): Declare.
788 (check_bb_profile): Break out from ....; use profile_status
789 (dump_flow_info): ... here.
790 * cfgbuild.c (find_basic_blocks): Set profile_status.
791 * cfgexpand.c (tree_expand_cfg): Likewise.
792 * predict.c (estimate_probability): Likewise.
793 * profile.c (branch_prob): Likewise.
794 * tree-cfg.c (build_tree_cfg): Likewise.
795 (dump_function_to_file): Use check_bb_profile.
796 * tree-pretty-print (dump_bb_header): Likewise.
797 * tree-profile.c (do_tree_profiling): Cleanup.
799 2004-08-04 Zack Weinberg <zack@codesourcery.com>
801 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
802 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
803 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
804 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
805 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
806 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
807 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
808 (ggc-none.o, errors.o): Move rule to generators section;
809 correct dependencies.
810 (min-insn-modes.o): Move rule to generators section; remove
811 unnecessary explicit command; correct dependencies.
812 (print-rtl.o, print-rtl1.o): Correct dependencies.
813 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
814 (mostlyclean): Update.
816 * errors.c: Include bconfig.h not config.h. Correct comment.
817 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
818 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
819 * print-rtl.c: Don't include tm_p.h.
821 * rtl.h: Move forward-decl of struct function down where it's
822 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
823 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
825 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
826 Jeff Law <law@redhat.com>
828 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
829 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
830 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
831 manipulate the duplicated ssa names.
832 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
833 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
834 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
836 (release_ssa_name): Do not release ssa names that may have multiple
838 * tree.h (release_ssa_name_force, mark_for_rewrite,
839 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
840 marked_ssa_names): Declare.
841 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
842 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
843 Update call to rewrite_ssa_into_ssa.
845 2004-08-04 Mark Mitchell <mark@codesourcery.com>
847 * defaults.h (TARGET_DECLSPEC): New macro.
848 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
849 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
850 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
851 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
853 (TARGET_DECLSPEC): Define.
854 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
856 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
858 (TARGET_DECLSPEC): Define.
859 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
861 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
863 * doc/tm.texi (TARGET_DECLSPEC): Document.
865 * doc/extend.texi: Fix typo in comment.
867 2004-08-04 Paul Brook <paul@codesourcery.com>
869 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
870 (TARGET_CXX): Use it.
871 * target.h (struct gcc_target): Add cdtor_returns_this.
872 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
873 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
874 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
876 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
878 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
879 low/high pair. Do range checking directly.
880 (interpret_integer): Adjust.
882 2004-08-04 Nick Clifton <nickc@redhat.com>
884 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
886 * doc/invoke.texi: Document this new switch and also the -mrenesas
889 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
891 * cfglayout.c (insn_locators_initialize): Update the current
892 location before initializing a location.
894 2004-08-03 Zack Weinberg <zack@codesourcery.com>
896 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
897 (dbxout_function_end): Return after emitting the "Lscope" symbol
898 under the same conditions that this function formerly wasn't called.
899 Add explanatory comments.
902 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
906 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
907 functions, broken out of dbxout_block.
908 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
909 stabs too, if it contains symbols. Use the begin_label and
910 the Lscope label (emitted by dbxout_function_end) for the
913 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
915 * doc/install.texi: Update autoconf version requirements.
917 2004-08-03 Zack Weinberg <zack@codesourcery.com>
919 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
920 * recog.c (general_operand, immediate_operand, nonmemory_operand)
921 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
922 * regclass.c (record_reg_classes): Likewise.
923 * reload.c (find_reloads): Likewise.
924 * reload1.c (reload): Likewise.
926 2004-08-03 Zack Weinberg <zack@codesourcery.com>
928 * gensupport.c (init_md_reader_args_cb): Renamed from
929 init_md_reader_args. Add third option, callback function for
930 parsing program-specific options. Add diagnosis of incorrect
931 number of input files.
932 (init_md_reader): Fold into init_md_reader_args_cb.
933 (init_md_reader_args): Now a thin wrapper around
934 init_md_reader_args_cb.
935 * gensupport.h: Update prototypes.
937 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
938 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
939 * genrecog.c: No need to diagnose lack of an input file;
940 init_md_reader_args will handle it.
941 * genconditions.c: Likewise, and use init_md_reader_args.
942 * genconstants.c: Likewise, and no need to call read_md_rtx.
944 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
946 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
949 2004-08-03 Mike Stump <mrs@apple.com>
951 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
953 * doc/invoke.texi (Darwin Options): Update to reflect above.
955 2004-08-03 Roger Sayle <roger@eyesopen.com>
958 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
959 truncations, not just global truncations.
961 2004-08-03 Andrew Pinski <apinski@apple.com>
964 * loop-iv.c (simplify_using_assignment): Initialize lhs.
966 2004-08-03 Paul Brook <paul@codesourcery.com>
968 * gcc/doc/install.texi: Document MPFR requirement.
970 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
972 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
973 and mmap() explicitly instead of relying on preset autoconf cache
975 * configure: Regenerate.
977 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
980 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
982 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
983 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
986 * config/i386/t-gmm_malloc: New file.
987 * config/i386/t-pmm_malloc: Likewise.
989 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
991 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
992 Tanguy Fautrà <tfautre@pandora.be>
994 * config/i386/pmm_malloc.h: New file.
996 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
998 * config/i386/gmm_malloc.h: New file.
1000 2004-08-03 Dale Johannesen <dalej@apple.com>
1002 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
1003 * c-common.c: Include opts.h.
1004 (c_common_get_alias_set): Fix check for a single input file.
1005 * toplev.c: Remove current_file_decl.
1008 2004-08-03 Mark Mitchell <mark@codesourcery.com>
1010 * config.gcc (arm*-*-symbianelf*): New target.
1011 * config/arm/symbian.h: New file.
1013 * gthr-gnat.c: Add visibility #pragmas.
1014 * gthr-gnat.h : Likewise.
1016 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
1017 (__ffsDI2): Likewise.
1018 (__clzSI2): Likewise.
1019 (__ctzSI2): Likewise.
1020 (__ctzDI2): Likewise.
1021 (__popcountSI2): Likewise.
1022 (__popcountDI2): Likewise.
1023 (__paritySI2): Likewise.
1024 (__parityDI2): Likewise.
1025 * libgcc2.h: Add visibility #pragmas.
1026 (__clzDI2): Add prototype.
1027 (__clzSI2): Likewise.
1028 (__ctzSI2): Likewise.
1029 (__ffsDI2): Likewise.
1030 (__ffsSI2): Likewise.
1031 (__ctzDI2): Likewise.
1032 (__popcountSI2): Likewise.
1033 (__popcountDI2): Likewise.
1034 (__paritySI2): Likewise.
1035 (__parityDI2): Likewise.
1036 * unwind-dw2-fde.h: Add visibility #pragmas.
1037 * unwind.h: Likewise.
1039 2004-08-03 David Edelsohn <edelsohn@gnu.org>
1040 Dale Johannesen <dalej@apple.com>
1041 Roger Sayle <roger@eyesopen.com>
1043 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
1044 constants more accurately. Adjust costs for FMA instructions.
1045 Add cases for most logical and float operations. Recurse into
1048 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1050 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
1052 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
1054 * ra-build.c (conflicts_between_webs): For webs that cross a call add
1055 conflicts to regs_invalidated_by_call.
1057 2004-08-03 Paul Brook <paul@codesourcery.com>
1059 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
1061 2004-08-03 Jan Hubicka <jh@suse.cz>
1063 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
1066 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1068 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
1069 arm968es, arm10e, arm1020e, arm1022e.
1070 * invoke.texi: Update list of ARM cores.
1071 * arm-tune.md: Regenerate.
1073 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
1075 * arm/gentune.sh: New file.
1076 * arm/t-arm: New file.
1077 * arm/arm-tune.md: New file (autogenerated).
1078 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
1079 * arm.md (attribute tune): Delete. Include arm-tune.md.
1081 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
1083 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
1084 penultimate parameter. All callers adjusted.
1085 (struct prefix_list): Remove used_flag_ptr.
1086 (find_a_file): Do not set *pl->used_flag_ptr.
1087 (warn_B, warn_std_ptr): Remove.
1089 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
1090 Mostafa Hagog <mustafa@il.ibm.com>
1092 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
1094 2004-08-02 Geoffrey Keating <geoffk@apple.com>
1096 * dwarf2out.c (output_call_frame_info): Don't change data format
1097 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
1098 label. Use 'true' not '1'.
1099 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1102 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1104 * gdbinit.in: Reflect previous changes to rtunion_def.
1106 2004-08-02 Roger Sayle <roger@eyesopen.com>
1108 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1109 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1111 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1113 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1115 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1116 from "class" to "bt_class".
1118 2004-08-02 Paul Brook <paul@codesourcery.com>
1120 PR rtl-optimization/15068
1121 * flow.c (init_propagate_block_info): Check condition is reversible.
1123 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1125 * gengtype.h (options::info): Change type to const char *.
1126 (enum gc_used_enum): Move out of struct type scope.
1127 * gengtype.c (create_option): Convert initializer for option::info to
1129 (adjust_field_type, walk_type, write_func_for_structure,
1130 write_root, write_roots): Remove pointless cast.
1132 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1134 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1136 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1138 * rtl.h (union rtunion_def): Have all members start with the
1140 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1141 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1142 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1143 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1145 * gengtype.c (adjust_field_rtx_def): Likewise.
1146 * rtlanal.c (loc_mentioned_in_p): Likewise.
1148 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1150 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1151 Replace uses of mips/elf64.h with mips/elf.h
1152 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1153 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1154 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1155 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1156 (HANDLE_SYSV_PRAGMA): Delete.
1157 (ASM_OUTPUT_DEF): Fix formatting.
1158 * config/mips/elf64.h: Delete.
1160 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1162 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1163 symbol+offset operand to have its offset be zero mod 0x3fff
1164 when GOT entries are in use. Clarify logic in SYMBOL_REF
1165 case. Clarify comments.
1166 (ia64_expand_load_address): Split a symbol+offset load when
1167 the offset is nonzero mod 0x3fff, not 0x1fff.
1169 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1171 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1172 if trying to *store* to a non-offsettable address.
1173 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1174 a nonoffsettable address.
1175 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1177 (movti_string): Don't move GPRs to a nonoffsettable address.
1178 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1180 2004-08-02 Ben Elliston <bje@au.ibm.com>
1183 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1185 2004-08-01 Richard Henderson <rth@redhat.com>
1187 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1188 variable sized types.
1190 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1192 * doc/invoke.texi: In the MIPS options section, remove the passage
1193 saying that -mexplicit-relocs is usually disabled for -mabicalls
1194 -fno-unit-at-a-time.
1195 * config/mips/mips.c (override_options): Remove the code that enforced
1198 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1200 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1201 an in-range offset and one for an out-of-range offset. Wrap the latter
1202 in .set macro/.set nomacro if it's inside a .set nomacro block.
1204 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1206 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1207 (mips_restore_gp): Declare.
1208 * config/mips/mips.c (mips_add_offset): Add a scratch register
1209 argument. Reimplement in rtl only, reusing MIPS16 logic from
1210 mips_output_mi_thunk.
1211 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1213 (mips_gp_save_slot): Delete.
1214 (mips_restore_gp): New function.
1215 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1216 * config/mips/mips.md (exception_receiver): Turn into a
1217 define_insn_and_split. Use mips_restore_gp to do the split.
1218 (call_internal, call_value_internal, call_value_multiple_internal): Use
1219 mips_restore_gp to restore $gp.
1221 2004-07-31 Andrew Pinski <apinski@apple.com>
1224 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1226 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1228 * c-decl.c (diagnose_mismatched_decls): Give error for external
1229 redeclaration of identifier declared with no linkage, not just
1230 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1231 error for redeclaration with no linkage.
1233 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1234 Fariborz Jahanian <fjahanian@apple.com>
1236 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1237 non-offsettable addresses even for DImode.
1238 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1239 being moved into multiple GPRs.
1241 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1243 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1244 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1246 * config/rs6000/darwin-ldouble.c (isless): New macro.
1248 (nonfinite): New macro.
1250 (_xlqadd): Completely rewrite.
1251 (_xlqmul): Correct overflow handling.
1252 (_xlqdiv): Correct overflow handling.
1253 * config/rs6000/darwin-ldouble-format: New file.
1255 2004-07-30 Roger Sayle <roger@eyesopen.com>
1256 Richard Henderson <rth@redhat.com>
1258 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1259 9 into the equivalent lea instruction.
1261 2004-07-30 Richard Henderson <rth@redhat.com>
1263 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1264 with DECL_INITIAL if fb_lvalue.
1265 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1266 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1268 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1270 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1272 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1273 pointer escapes through a function call, assume that the
1274 callee will dereference it.
1275 (add_pointed_to_var): Assume that VALUE is always an
1277 (collect_points_to_info_r): Only call add_pointed_to_var if
1278 the value is an ADDR_EXPR.
1280 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1282 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1283 alias set of the inner type of ARRAY_TYPEs.
1285 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1287 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1288 setting a non-register to UNDEFINED right before the call to
1291 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1293 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1295 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1297 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1298 comparing points-to sets of different pointers, make sure the
1299 second pointer is actually referenced in the code.
1301 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1303 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1304 (got_symbolic_operand): Remove unreachable code.
1305 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1306 setjmp_operand; add entry for tls_symbolic_operand.
1307 * config/ia64/ia64-protos.h: Remove all prototypes of
1308 predicate functions.
1310 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1312 * c-common.h (lang_post_pch_load): New variable.
1313 * c-pch.c (lang_post_pch_load): Define it.
1314 (c_common_read_pch): Use it.
1315 * cgraphunit.c (record_call_1): Give the front end a chance to
1316 record additional needed entities when a variable is marked as
1318 * tlink.c (recompile_files): Robustify.
1319 (scan_linker_output): If a symbol is assigned to a file,
1320 but after recompilation is not present there, issue an error
1323 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1325 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1326 Take orig_loop argument and pass it to set_level.
1327 (schedule_sm): Pass the correct orig_loop to force_move_till.
1329 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1331 * cfgloop.c (update_latch_info): Update dominator of the new block.
1332 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1334 * dominance.c (verify_dominators): Check that the dominance tree is
1336 (recount_dominator): Ignore unreachable blocks.
1337 (iterate_fix_dominators): Cleanup old dominance information before
1340 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1342 * tree-ssa-operands.c (get_expr_operands): Revert changes
1343 to ADDR_EXPR processing introduced by:
1344 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1345 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1347 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1349 * doc/implement-c.texi: Add C90 subclause references. Point to
1350 preprocessor documentation instead of duplicating it. Add points
1351 only present in C90. Fill in documentation for all points.
1353 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1355 * pa.c (output_movb): Correct typo.
1357 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1359 * ra.h (single_reg_in_regclass): Declare.
1360 * ra.c (single_reg_in_regclass): Define.
1361 (first_hard_reg): New.
1362 (init_ra): Initialize single_reg_in_regclass.
1363 * ra-colorize.c (ok_class): New.
1364 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1366 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1368 * gcov-io.h: Allow zero tag as EOF indicator.
1369 (gcov_is_eof): Remove.
1370 (gcov_truncate): Remove.
1371 * gcov-io.c (gcov_seek): Always SEEK_SET.
1372 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1374 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1375 * gcov-dump.c (dump_file): Likewise.
1376 * gcov.c (read_graph_file, read_count_file): Likewise.
1378 * c-decl.c (complete_array_type): Don't gratuitously copy
1379 maxindex. Check it always has a type.
1381 2004-07-29 Steven Bosscher <stevenb@suse.de>
1383 * rtl.c (currently_expanding_to_rtl): New.
1384 * rtl.h (currently_expanding_to_rtl): Export it.
1385 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1387 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1389 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1390 with currently_expanding_to_rtl.
1391 * config/sh/sh.md: Likewise.
1392 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1394 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1396 Introduce sh2a support.
1397 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1398 * config.gcc: Build multilibs for sh2a and sh2a-single by
1400 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1401 default. Split their tests out of the corresponding SH4
1403 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1405 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1406 * config.gcc: Handle sh2a multilibs and cpu selection.
1407 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1408 * config/sh/t-mlib-sh2a: New.
1409 * config/sh/t-mlib-sh2a-nofpu: New.
1410 * config/sh/t-mlib-sh2a-single: New.
1411 * config/sh/t-mlib-sh2a-single-only: New.
1412 2004-07-09 Nick Clifton <nickc@redhat.com>
1414 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1415 -ml and -m2a are used together.
1416 2004-03-23 DJ Delorie <dj@redhat.com>
1417 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1418 when we have a double-sized FPU.
1419 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1420 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1422 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1423 -msh2a-single and -msh2a-single-only
1424 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1425 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1427 2004-02-20 DJ Delorie <dj@delorie.com>
1428 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1429 2004-02-20 Fred Fish <fnf@redhat.com>,
1430 Corinna Vinschen <vinschen@redhat.com>
1431 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1432 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1433 2004-02-18 DJ Delorie <dj@redhat.com>
1434 * config/sh/sh.c (broken_move): Add support for movi20.
1435 * config/sh/sh.h: Likewise.
1436 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1437 * config/sh/sh.md (udivsi3_sh2a): New.
1442 (ashlsi3_sh2a): New.
1443 (ashrsi3_sh2a): New.
1444 (lshrsi3_sh2a): New.
1445 (movsi_i): Disable for sh2a.
1446 (movsi_ie): Add movi20.
1447 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1448 sh2a, for -m2a-nofpu mode.
1449 2004-02-13 DJ Delorie <dj@redhat.com>
1450 * config/sh/lib1funcs.asm: Handle double vs single better.
1451 * config/sh/sh.h: Likewise.
1452 2004-02-09 DJ Delorie <dj@redhat.com>
1453 * config/sh/crt1.asm: Add support for sh2a.
1454 * config/sh/elf.h: Likewise.
1455 * config/sh/lib1funcs.asm: Likewise.
1456 * config/sh/sh.c: Likewise.
1457 * config/sh/sh.md: Likewise.
1458 * config/sh/sh.h: Likewise.
1459 * config/sh/t-sh: Likewise.
1461 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1463 * config/frv/frv.md (movqi_internal, movhi_internal,
1464 movsi_internal): Add backup alternatives for memory inputs.
1466 2004-07-28 Matt Austern <austern@apple.com>
1468 * config/darwin.c (darwin_one_byte_bool): New global variable.
1469 * config/darwin.h (darwin_one_byte_bool): Declare.
1470 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1471 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1472 value of darwin_one_byte_bool.
1473 * doc/invoke.texi: Document -mone-byte-bool flag.
1475 2004-07-28 Eric Christopher <echristo@redhat.com>
1477 * c-common.c (c_common_unsafe_for_reeval): Delete.
1478 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1479 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1480 * calls.c (fix_unsafe_tree): Delete.
1481 (expand_call): Delete code which used above.
1482 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1483 * expr.c (expand_expr_real_1): Ditto.
1484 * fold-const.c (non_lvalue): Ditto.
1485 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1486 (lhd_unsafe_for_reeval): Ditto.
1487 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1488 * langhooks.h (unsafe_for_reeval): Ditto.
1489 (unsave_expr_now): Adjust comment.
1490 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1491 (estimate_num_insns_1): Ditto.
1492 * tree-pretty-print.c (dump_generic_node): Ditto.
1493 * tree.c (expr_align): Ditto.
1494 (unsave_expr): Delete.
1495 (unsafe_for_reeval): Ditto.
1496 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1497 * tree.def (UNSAVE_EXPR): Delete.
1498 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1500 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1502 * tree.h (enum tls_model): Move ...
1503 * coretypes.h: ... here.
1505 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1507 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1509 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1511 * cse.c (validate_canon_reg): New function, split out from...
1512 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1514 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1516 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1517 return if .GLOBAL_VAR has been created.
1519 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1521 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1522 every variable that may have aliases, not just tags.
1524 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1526 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1527 move_from_CR_eq_bit.
1528 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1531 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1534 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1535 output_e500_flip_eq_bit.
1537 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1538 output_e500_flip_eq_bit.
1539 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1540 output_e500_flip_eq_bit.
1541 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1542 (print_operand): case D. Get to EQ bit.
1544 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1546 * gcov.c (function_summary): Add missing \n.
1548 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1550 Introduce sh4a support.
1551 * config.gcc: Handle sh4a multilibs and cpu selection.
1552 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1553 * config/sh/t-mlib-sh4a: New.
1554 * config/sh/t-mlib-sh4al: New.
1555 * config/sh/t-mlib-sh4a-nofpu: New.
1556 * config/sh/t-mlib-sh4a-single: New.
1557 * config/sh/t-mlib-sh4a-single-only: New.
1558 2004-02-20 DJ Delorie <dj@redhat.com>
1559 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
1560 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
1561 2003-08-22 Eric Christopher <echristo@redhat.com>
1562 * config/sh/sh4a.md: Update for chip errata.
1563 2003-08-07 Eric Christopher <echristo@redhat.com>
1564 * config/sh/sh4a.md: New file. sh4a processor description.
1565 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
1566 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
1568 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1569 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1570 * doc/invoke.texi (SH Options): Document -m4al.
1571 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
1572 * config/sh/sh.c (expand_block_move): Remove commented-out code
1573 checked in by mistake.
1574 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1575 single elements from SFmode vectors.
1576 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1578 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1579 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
1580 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1581 sh_fsca_int2sf): Remove variable declarations.
1582 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1583 sh_fsca_int2sf): New functions.
1584 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1585 sh_fsca_int2sf_rtx): New static variables.
1586 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1587 sh_fsca_int2sf): Declare.
1588 * config/sh/sh.md: Adjust.
1589 * doc/invoke.texi (SH Options): Document new options.
1590 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1591 compatibility from SH4 code.
1592 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
1593 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1595 (memory_movsrc_operand): Renamed to...
1596 (unaligned_load_operand): ... this. Simplified.
1597 * config/sh/sh.h (PREDICATE_CODES): Adjust.
1598 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
1599 input operand to SImode, and adjust the others. Introduce
1600 post-increment by peephole.
1601 * config/sh/sh.c (expand_block_move): Give the target address the
1602 same mode as the temp reg.
1603 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1605 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
1606 Introduce support for SH4a.
1607 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1608 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
1609 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1610 sh_fsca_int2sf): New.
1611 (sh_init_builtins): Initialize them.
1612 (print_operand): Support `d'.
1613 (expand_block_move): Use movua if src is misaligned.
1614 (memory_movsrc_operand): New.
1615 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1616 and one of the SH4 macros.
1617 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1618 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1619 SELECT_SH4A_SINGLE): New.
1620 (TARGET_NONE): Add SH4A_BIT.
1621 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1622 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1623 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1624 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1625 (enum processor_type): Added PROCESSOR_SH4A.
1626 (PREDICATE_CODES): Add memory_movsrc_operand.
1627 * config/sh/sh.md: Removed unused variables.
1628 (attr cpu): Add sh4a.
1629 (attr type): Add movua, fsrra and fsca.
1630 (prefetch): New, for SH4.
1631 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1632 (toggle_sz): Set type to fp.
1633 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1634 (movua, extv, extzv): New.
1635 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1638 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1640 * tree-optimize.c (init_tree_optimization_passes): Schedule
1641 pass_may_alias right after the program is renamed into SSA.
1642 * tree-pass.h (PROP_alias): Define.
1643 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1644 * tree-sra.c (pass_sra): Likewise.
1645 * tree-ssa-ccp.c (pass_ccp): Likewise.
1646 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1647 * tree-ssa-dce.c (pass_dce): Likewise.
1648 * tree-ssa-dom.c (pass_dominator): Likewise.
1649 * tree-ssa-dse.c (pass_dse): Likewise.
1650 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1651 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1652 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1653 * tree-ssa-pre.c (pass_pre): Likewise.
1654 * tree-tailcall.c (pass_tail_recursion): Likewise.
1655 * tree-ssa.c (pass_redundant_phi): Likewise.
1656 * tree-ssa-alias.c (aliases_computed_p): Remove.
1658 (init_alias_info): Do not mark all type tags for renaming
1660 Clear may_aliases from every symbol.
1661 (setup_pointers_and_addressables): If a pointer has not been
1662 dereferenced and it had a type tag, clear it and mark the old
1665 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1667 PR tree-optimization/16705
1668 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1671 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1673 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1676 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1677 don't make another one.
1679 PR optimization/15077
1680 * function.h (struct function): Add field saved_static_chain_decl.
1681 Fix comment for static_chain_decl.
1682 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1683 * tree-inline.h (save_body): Add new arg.
1684 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1687 2004-07-27 Richard Henderson <rth@redhat.com>
1689 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1690 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1691 is_gimple_addressable.
1692 * tree-gimple.c (is_gimple_addressable): Rename from
1693 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1694 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1695 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1696 rename to is_gimple_addressable.
1698 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1700 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1702 2004-07-27 Richard Henderson <rth@redhat.com>
1704 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1707 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1709 * libgcc2.c: Change all conditionals testing
1710 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1711 * libgcc2.h: Likewise.
1712 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1713 TYPE_PRECISION of float80_type to 80.
1714 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1715 of fpreg_type and float80_type to 80.
1716 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1717 * config/m68k/netbsd-elf.h:
1718 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1719 to evaluate to 80 whenever they would formerly have evaluated to 96.
1720 * config/i386/sco5.h: Remove unnecessary redefinition of
1721 LONG_DOUBLE_TYPE_SIZE.
1722 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1723 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1724 XFmode, with a bitsize of 80. Update commentary.
1725 * config/ia64/ia64-modes.def: Likewise.
1726 * config/m68k/m68k-modes.def: Likewise.
1728 2004-07-27 Steven Bosscher <stevenb@suse.de>
1730 * cfgexpand.c (tree_expand_cfg): Fix comment.
1732 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1733 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1735 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1736 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1737 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1738 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1739 here again. Update leading comment.
1740 * rtl.c (rtx_equal_function_value_matters): Remove.
1741 (rtx_equal_p): Don't test for it.
1742 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1745 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1746 * rtl.c (note_insn_name): Likewise.
1747 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1748 * final.c (final_scan_insn): Likewise.
1750 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
1751 * passes.c (rest_of_handle_eh): Do it here.
1753 * stmt.c (struct nesting): Remove struct nesting block member.
1754 (struct stmt_status): Remove x_block_start_count field.
1755 (current_block_start_count): Remove.
1757 2004-07-27 Brian Booth <bbooth@redhat.com>
1759 * tree-optimize.c (register_one_dump_file): Update condition that uses
1761 (dup_pass_1): Replace with...
1762 (next_pass_1): This.
1763 (NEXT_PASS): Call next_pass_1.
1765 (init_tree_optimization_passes): Remove uses of DUP_PASS.
1766 (execute_one_pass): Update condition that uses
1768 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
1771 2004-07-27 Nick Clifton <nickc@redhat.com>
1773 * config/m32r/m32r.c: Include integrate.h in order to get the
1774 prototype for get_hard_reg_initial_val().
1776 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
1777 and tidy up indentation.
1778 (final_presence_set): Use absence_set instead, so that if there is
1779 nothing in the "o" pipe the "s" pipe can be scheduled.
1781 2004-07-27 Diego Novillo <dnovillo@redhat.com>
1783 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1784 don't have PT_VARS nor PT_MALLOC set.
1785 Clear name tag from pointers that have not been dereferenced.
1786 (set_pt_anything, set_pt_malloc): Forward declare.
1787 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1788 not type compatibility when determining if a pointer can be
1791 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
1793 * expr.h (canonicalize_condition, get_condition): Add an int argument.
1794 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1795 it to check whether the condition is still valid at the jump insn.
1796 * ifcvt.c (noce_get_condition): Likewise.
1797 (noce_get_alt_condition): Update call to canonicalize_condition.
1798 * loop-iv.c (simplify_using_initial_values): Update call to
1799 get_condition. Remove FIXME.
1800 (check_simple_exit): Update call to get_condition.
1801 * loop-unswitch.c (may_unswitch_on): Likewise.
1802 * loop.c (check_dbra_loop): Likewise.
1803 (canonicalize_condition, get_condition): Add an argument to say whether
1804 the condition must still be valid at INSN.
1805 (get_condition_for_loop): Update call to get_condition. Require that
1806 the condition be valid at INSN.
1807 * predict.c (estimate_probability): Update call to get_condition.
1808 Remove unused earliest parameter.
1809 (expected_value_to_br_prob): Update call to canonicalize_condition.
1811 2004-07-26 Eric Christopher <echristo@redhat.com>
1813 * tree-dfa.c (add_referenced_var): Register initializers of global
1816 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
1818 * config/i386/i386.c (function_arg): Always treat 8-
1819 and 16-byte wide vectors the same, even if MMX/SSE
1821 (contains_128bit_aligned_vector_p): Add comment.
1823 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
1825 * ra.h (enum node_type): Rename to:
1826 (enum ra_node_type).
1827 * ra-colorize.c: Likewise.
1829 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1831 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1832 after simplifying the jump.
1834 2004-06-26 Richard Henderson <rth@redhat.com>
1836 * calls.c (combine_pending_stack_adjustment_and_call): Make
1837 preferred_unit_stack_boundary argument unsigned. Make
1838 unadjusted_alignment unsigned.
1839 (expand_call): Make preferred_stack_boundary and
1840 preferred_unit_stack_boundary variables unsigned.
1841 * function.c (assign_stack_local_1): Make alignment unsigned.
1842 * function.h (struct function): Make stack_alignment_needed,
1843 preferred_stack_boundary unsigned.
1844 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1845 (ix86_compute_frame_layout): Make stack_alignment_needed,
1846 preferred_alignment variables unsigned.
1847 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
1849 2004-07-26 Tom Tromey <tromey@redhat.com>
1851 * tree.h: Fix typo in comment.
1853 2004-07-26 Daniel Jacobowitz <dan@debian.org>
1856 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
1857 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
1858 (ggc_free): Remove incorrect freeing.
1859 (sweep_pages): Advance PP for large pages. Fix indentation.
1861 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1863 PR rtl-optimization/16643
1864 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
1865 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
1866 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
1867 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
1868 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
1869 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1870 * rtl.h (tracer): Add a flags parameter.
1871 * tracer.c (tracer): Pass it to cfg_layout_initialise.
1872 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
1873 (rest_of_handle_reorder_blocks): Update calls to tracer and
1874 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
1875 (rest_of_handle_tracer): Pass 0 to tracer.
1876 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
1878 2004-07-25 David Edelsohn <edelsohn@gnu.org>
1881 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
1884 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
1886 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
1887 (BINFO_BASE_ACCESS): Adjust.
1888 (BINFO_BASE_ACCESS_APPEND): New.
1889 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
1890 * dbxout.c (dbxout_type): Adjust binfo access accessing.
1891 * dwarf2out.c (gen_member_die): Likewise.
1892 * tree-dump.c (deque_and_dump): Likewise.
1894 2004-07-26 Falk Hueffner <falk@debian.org>
1896 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
1899 2004-07-25 Roger Sayle <roger@eyesopen.com>
1901 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
1902 value off of the stack if TARGET_USE_FFREEP.
1904 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1906 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
1907 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
1908 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
1909 check on invocation of XRESIZEVEC ().
1911 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1913 * c-common.c (disable_builtin_function): Rename variable n to
1914 new_disabled_builtin.
1915 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
1916 Rename local variable old to old_decl.
1917 * gensupport.c (shift_output_template): Rename parameter old to src.
1918 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
1919 old_rtx and newx to new_rtx.
1921 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1923 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
1925 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
1927 * c-lex.c: Likewise.
1929 2004-07-25 Roger Sayle <roger@eyesopen.com>
1931 * fold-const.c (constant_boolean_node): Make extern.
1932 (make_range): Wrap long lines.
1933 (fold_cond_expr_with_comparison): Remove unnecessary call to
1934 pedantic_non_lvalue. Add missing calls to fold_convert.
1935 (fold_truthop): Add missing calls to fold_convert.
1937 * tree.h (constant_boolean_node): Add prototype here.
1938 * builtins.c (expand_builtin_strncmp): Add missing calls to
1940 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
1941 Call fold_convert and constant_boolean_node to correct types.
1942 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
1943 missing call to fold_convert to correct types.
1945 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
1946 Brian Ryner <bryner@brianryner.com>
1950 * c-common.c (c_common_attribute_table): Allow
1951 handle_visibility_attribute to be called for types.
1952 (handle_visibility_attribute) When given a type, set the visibility
1953 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
1954 so that we can check later whether the attribute was present. Added
1955 warning if attribute applied to non class type.
1956 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1957 decls and checking that they are consistent.
1958 * common.opt: Added -fvisibility.
1959 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1960 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1961 * flags.h, tree.h: Added assorted support defines for overall patch
1962 * opts.c: Added parsing support for -fvisibility.
1963 * tree.c (build_decl): Set visibility for all decls to be whatever
1964 is in force at that time.
1965 * varasm.c (default_binds_local_p_1): Reworked logic determining
1966 when to make a symbol locally bound.
1967 * doc/invoke.texi: Added documentation for -fvisibility and
1968 -fvisibility-inlines-hidden.
1970 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1972 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1973 * c-common.c: Add missing casts from void * to other types.
1974 * c-decl.c: Likewise.
1975 * c-format.c: Likewise.
1976 * c-lex.c: Likewise.
1977 * c-pragma.c: Likewise.
1978 * c-typeck.c: Likewise.
1979 * defaults.h: Likewise.
1980 * genconstants.c: Likewise.
1981 * gengtype-lex.l: Likewise.
1982 * genmodes.c: Likewise.
1983 * read-rtl.c: Likewise.
1986 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1988 * bitmap.c: Use type-safe memory allocation macros from libiberty.
1989 * c-common.c: Likewise.
1990 * c-decl.c: Likewise.
1991 * c-lang.c: Likewise.
1992 * c-lex.c: Likewise.
1993 * c-opts.c: Likewise.
1994 * c-parse.in: Likewise.
1995 * c-typeck.c: Likewise.
1996 * genconditions.c: Likewise.
1997 * gengtype-lex.l: Likewise.
1998 * gengtype-yacc.y: Likewise.
1999 * gengtype.c: Likewise.
2000 * genmodes.c: Likewise.
2001 * gensupport.c: Likewise.
2002 * read-rtl.c: Likewise.
2003 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
2006 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2008 * c-decl.c (groktypename, groktypename_in_param_context): Rename
2009 variable typename to type_name.
2010 * c-lex.c (interpret_float): Likewise.
2012 2004-07-25 Roger Sayle <roger@eyesopen.com>
2014 * convert.c (convert_to_real, convert_to_integer,
2015 convert_to_complex): Replace calls to build with calls to buildN.
2016 * coverage.c (tree_coverage_counter_ref): Likewise.
2017 * dojump.c (do_jump): Likewise.
2018 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
2019 * emit-rtl.c (component_ref_for_mem_expr,
2020 set_mem_attributes_minus_bitpos): Likewise.
2021 * explow.c (update_nonlocal_goto_save_area): Likewise.
2022 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
2023 expand_mult_add): Likewise.
2024 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
2025 store_constructor, get_inner_reference, expand_expr_real_1,
2026 try_casesi, try_tablejump): Likewise.
2027 * function.c (expand_function_start): Likewise.
2028 * stmt.c (emit_case_bit_tests, expand_end_case_type,
2029 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
2030 * stor-layout.c (place_union_field, layout_type): Likewise.
2031 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
2032 * varasm.c (copy_constant): Likewise.
2034 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2036 * c-common.c: Rename all identifiers named `new'.
2037 * c-decl.c: Likewise.
2038 * gensupport.c: Likewise.
2039 * simplify-rtx.c: Likewise.
2040 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
2042 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
2045 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2048 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
2049 declarations until after calling pushdecl.
2050 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
2051 "extern" and not on whether the declaration is initialized.
2053 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2055 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2056 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
2057 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
2058 "cpplib.h", "c-pragma.h", "c-common.h".
2059 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
2060 (solaris_register_pragmas): New functions.
2061 * config/sol2-protos.h: New file.
2062 * config/sol2.c: New file.
2063 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
2064 (REGISTER_TARGET_PRAGMAS): New macros.
2065 (solaris_pending_aligns, solaris_pending_inits)
2066 (solaris_pending_finis): New variables.
2067 * config/t-sol2 (sol2-c.o): Update dependencies.
2069 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
2070 SUBTARGET_INSERT_ATTRIBUTES.
2071 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
2072 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2073 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2074 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2075 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
2076 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
2077 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
2078 * config/sparc/sparc.c (sparc_attribute_table): New.
2079 (TARGET_INSERT_ATTRIBUTES): Define in terms of
2080 SUBTARGET_INSERT_ATTRIBUTES.
2081 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
2083 * doc/extend.texi (Solaris Pragmas): New section.
2085 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2087 * c-common.c: Rename all identifiers named `class' to `cl'.
2088 * c-common.h: Likewise.
2089 * c-parse.in: Likewise.
2090 * c-typeck.c: Likewise.
2091 * genmodes.c: Likewise.
2094 * recog.c: Likewise.
2095 * recog.h: Likewise.
2096 * regrename.c: Likewise.
2098 * c-common.c (builtin_function_2): Change type of 5th parameter from
2099 int to enum built_in_function. Change type of 8th parameter from int
2101 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2103 * c-typeck.c (convert_arguments): Change type of formal_prec from
2104 int to unsigned int.
2105 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2106 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2107 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2108 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2109 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2110 iterator to for_all_modes () instead of an enum because enums can't
2111 be incremented in C++.
2114 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2116 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2119 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2121 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2122 Handle ARRAY_RANGE_REF like ARRAY_REF.
2124 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2126 * c-typeck.c (digest_init): Don't allow arrays of signed or
2127 unsigned variants of wchar_t to be initialized by wide string
2128 constants. Do allow arrays of enumerated types compatible with
2129 wchar_t to be initialized by wide string constants. Refine tests
2130 distinguishing wide and narrow strings and arrays. Give specific
2131 error for arrays of other integer types initialized by string
2133 (output_init_element, process_init_element): Check for
2134 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2135 initializing with string constants.
2137 2004-07-25 Richard Henderson <rth@redhat.com>
2139 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2141 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2142 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2143 DECL_IGNORED_P to new decl.
2145 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2147 * config/ia64/ia64.c (general_xfmode_operand)
2148 (destination_xfmode_operand): Delete.
2149 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2150 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2151 and destination_operand.
2153 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2155 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2156 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2158 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2159 Zack Weinberg <zack@codesourcery.com
2162 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2163 redundant-declaration warning the first time a builtin is
2164 declared explicitly.
2166 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2168 * tree.h (staticp): Change return type to bool.
2170 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2172 * c-common.c (c_staticp): Last episode of the staticp saga.
2174 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2176 * c-common.h (c_staticp): Change return type from int to bool.
2177 * tree.c (staticp): Likewise.
2178 * langhooks.h (staticp): Likewise.
2180 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2182 * langhooks-def.h (lhd_staticp): Change return type from int to
2183 bool in prototype to match definition.
2185 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2187 * system.h (bool, true, false): Don't redefine as preprocessor macros
2190 2004-07-24 Roger Sayle <roger@eyesopen.com>
2192 * expmed.c (init_expmed): A signed modulus by a power of two is
2193 considered cheap if its less than or equal to four instructions.
2195 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2197 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2198 GGC_CNEWVAR): New macros.
2200 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2202 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2204 * c-decl.c: Likewise.
2205 * c-format.c: Likewise.
2206 * c-lex.c: Likewise.
2207 * c-opts.c: Likewise.
2208 * c-pragma.c: Likewise.
2209 * c-typeck.c: Likewise.
2210 * gencheck.c: Likewise.
2211 * genconditions.c: Likewise.
2212 * genconfig.c: Likewise.
2213 * genflags.c: Likewise.
2214 * gengtype.c: Likewise.
2215 * gensupport.c: Likewise.
2216 * ggc-none.c: Likewise.
2217 * langhooks.c: Likewise.
2218 * statistics.h: Likewise.
2219 * stub-objc.c: Likewise.
2220 * java/decl.c: Likewise.
2222 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2224 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2225 (symbolic_operand): Fix prototype.
2226 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2227 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2228 use them, change from the "{...}" syntax to the simpler {...}
2230 (*cfv4_extendqisi2): Fix destination predicate.
2231 * config/m68k/m68k-protos.h: Remove various declarations also
2232 generated via PREDICATE_CODES.
2234 2004-07-23 Mike Stump <mrs@apple.com>
2236 * c-typeck.c (convert_for_assignment): Tightened up pointer
2237 converstions that differ in signedness.
2239 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2241 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2243 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2245 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2246 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2248 * gimplify.c (gimplify_compound_lval): Check for no handled
2249 operations, rather than checking for explicit list of nodes.
2250 (is_gimple_addr_expr_arg_or_indirect): New function.
2251 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2252 redundant setting of TREE_INVARIANT.
2253 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2254 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2256 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2258 PR tree-optimization/16688
2259 PR tree-optimization/16689
2260 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2261 unnecessary initialization of 'tag'.
2262 (get_tmt_for): Check that the new type tag has the same alias
2263 set as the pointed-to type.
2264 (group_aliases): Only regular variables need to be removed
2265 from the alias set of a name tag.
2266 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2267 propagation if the two types are not compatible.
2268 (merge_alias_info): Rename from replace_ssa_names_ann.
2270 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2271 the propagation can be done.
2272 Only call merge_alias_info on pointers.
2273 (propagate_value): Likewise.
2274 * tree-ssa-copyrename.c: Include langhooks.h.
2275 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2277 Do not coalesce variables with incompatible types.
2278 (rename_ssa_copies): Call replace_ssa_name_symbol.
2279 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2280 the same type as the underlying _DECL.
2281 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2282 * tree.h (replace_ssa_name_symbol): Declare.
2284 2004-07-23 Richard Henderson <rth@redhat.com>
2287 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2288 unshare it properly.
2289 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2290 the conditional for all non-register types.
2292 2004-07-23 Richard Henderson <rth@redhat.com>
2294 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2295 * expr.h (fix_lexical_addr): Remove.
2296 * function.c (NEED_SEPARATE_AP): Remove.
2297 (fix_lexical_addr): Remove.
2298 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2299 not null decl_function_context.
2300 (create_alias_vars): Likewise.
2301 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2302 (simple_goto_p): Likewise.
2303 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2304 * tree-ssa-ccp.c (get_default_value): Likewise.
2305 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2306 * tree.c (needs_to_live_in_memory): Likewise.
2307 * tree-flow-inline.h (may_be_aliased): Move...
2308 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2309 when TREE_STATIC variables may be addressable.
2311 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2313 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2315 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2317 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2318 bitmap contents if GENERATOR_FILE is defined.
2319 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2320 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2322 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2324 * c-decl.c (start_function): Form composite type of function types
2325 rather than copying type from previous prototype declaration.
2327 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2329 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2330 the const qualifier for the second argument in the C++ functions.
2332 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2333 specific pointer types.
2335 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2336 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2337 for vector bool and/or vector pixel, add C++ and C missing support.
2338 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2339 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2340 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2341 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2342 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2343 missing C++ and C support for vector bool and/or vector pixel.
2344 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2345 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2346 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2347 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2348 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2349 C++ and C types used for vector bool and/or vector pixel.
2350 (vec_st, vec_stl): Add C++ support for vector pixel.
2351 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2352 (vec_all_ne): Add C++ support for vector pixel.
2354 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2355 (vec_vmulesb): Add missing C++ function.
2356 (vec_perm): Fix type of third argument in C++ function.
2357 (vec_vsum4shs): Fix C++ function name.
2358 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2359 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2360 argument passed to the error handler in C macro.
2361 (vec_nmsub): Remove extra parens around argument names in C macro.
2362 (vec_packpx): Add missing parens in C macro.
2364 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2366 * machmode.def: Remove vector modes.
2367 * config/alpha/alpha-modes.def: Add supported vector modes.
2368 * config/arm/arm-modes.def: Likewise.
2369 * config/frv/frv-modes.def: Likewise.
2370 * config/i386/i386-modes.def: Likewise.
2371 * config/rs6000/rs6000-modes.def: Likewise.
2372 * config/sh/sh-modes.def: Likewise.
2374 2004-07-23 Matthias Klose <doko@debian.org>
2376 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2377 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2378 * config.h: Regenerate.
2379 * configure: Likewise.
2381 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2383 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2384 generated SYMBOL_REFs for labels.
2385 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2387 (machopic_stub_name): Remove.
2388 (machopic_indirection_name): New function.
2389 (machopic_mcount_stub_name): Likewise.
2390 (machopic_classify_name): Remove.
2391 (machopic_function_base_sym): New function.
2392 (machpoic_classify_symbol): Likewise.
2393 (machopic_classify_ident): Remove.
2394 (machopic_define_ident): Likewise.
2395 (machopic_define_name): Likewise.
2396 (machopic_name_defined_p): Likewise.
2397 (machopic_ident_defined_p): Likewise.
2398 (darwin_strip_name_encoding): Likewise.
2399 (machopic_define_symbol): New function.
2400 * config/darwin.c (hashtab.h): Include.
2401 (machopic_defined_list): Remove.
2402 (machopic_classify_ident): Likewise.
2403 (machopic_classify_name): Likewise.
2404 (machopic_ident_defined_p): Likewise.
2405 (machopic_define_ident): Likewise.
2406 (machopic_define_name): Likewise.
2407 (machopic_symbol_defined_p): New function.
2408 (machopic_classify_symbol): Likewise.
2409 (machopic_data_defined_p): Use machopic_classify_symbol.
2410 (machopic_define_symbol): New function.
2411 (machopic_function_base_sym): New function.
2412 (machopic_non_lazy_pointers): Remove.
2413 (machopic_non_lazy_ptr_name): Likewise.
2414 (machopic_stubs): Likewise.
2415 (machopic_stub_name): Likewise.
2416 (NON_LAZY_POINTER_SUFFIX): New macro.
2417 (STUB_SUFFIX): Likewise.
2418 (machopic_indirection): New structure.
2419 (machopic_indirections): New variable.
2420 (machopic_indirection_hash): New function.
2421 (machopic_indirection_eq): Likewise.
2422 (machopic_indirection_name): Likewise.
2423 (machopic_mcount_stub_name): New function.
2424 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2426 (machopic_indirect_data_reference): Rework to use new functions.
2427 (machopic_indirect_call_target): Likewise.
2428 (machopic_legitimize_pic_address): Likewise.
2429 (machopic_output_indirection): New function.
2430 (machopic_finish): Use it.
2431 (machopic_operand_p): Rework to use new functions.
2432 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2433 (darwin_strip_name_encoding): Remove.
2434 (update_non_lazy_ptrs): Remove.
2435 (update_stubs): Likewise.
2436 (darwin_non_lazy_pcrel): Use new functions.
2437 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2438 (ASM_OUTPUT_LABELREF): Likewise.
2439 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2440 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2441 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2442 (TARGET_STRIP_NAME_ENCODING): Do not use
2443 darwin_strip_name_encoding.
2444 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2445 darwin_strip_name_encoding.
2446 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2447 machopic_mcount_stub_name.
2448 * config/i386/i386.c (x86_output_mi_thunk): Use
2449 machopic_indirection_name, not machopic_stub_name.
2450 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2451 machopic_function_base_sym.
2452 (print_operand): Use machopic_classify_symbol.
2453 (rs6000_emit_prologue): Use machopic_function_base_sym.
2454 (output_profile_hook): Do not use machopic_stub_name.
2455 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2457 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2460 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2463 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2465 * doc/implement-c.texi: New file.
2466 * doc/extend.texi (C Implementation): Move to there.
2467 * doc/gcc.texi: Include implement-c.texi.
2468 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2470 2004-07-22 Jason Merrill <jason@redhat.com>
2472 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2474 * tree-inline.c (setup_one_parameter): Likewise.
2476 2004-07-22 Brian Booth <bbooth@redhat.com>
2478 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2479 (substitute_and_fold): Propigate into VUSE operands when possible.
2480 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2481 (cp_lattice_meet): Handle merging of latticevalues when
2482 UNKNOWN_VAL is present.
2483 (visit_stmt): Visit assignments with V_MUST_DEFs.
2484 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2485 (ccp_fold): Deal with RHS' that are constant and virtual.
2486 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2487 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2488 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2489 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2490 computing immediate uses.
2491 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2493 (replace_vuse_in): New function.
2494 (likely_value): Add check of vuse operands.
2495 (get_default_value): Set the default value of virtually defined
2496 variables to UKNOWN_VAL instead of VARYING.
2498 2004-07-22 Richard Henderson <rth@redhat.com>
2500 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2502 2004-07-22 Richard Henderson <rth@redhat.com>
2504 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2505 variables due to conditional compilation.
2507 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2509 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2510 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2511 Release SSA names that have been re-renamed.
2512 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2514 * tree-ssa-alias.c (init_alias_info): If aliases have been
2515 computed before, clear existing alias information.
2516 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2517 If the new name tag for a pointer is different than the one it
2518 had before, mark the old tag for renaming.
2519 (replace_may_alias): New function.
2520 (group_aliases): Call it.
2521 (setup_pointers_and_addressables): Always call get_tmt_for.
2522 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2524 (set_pt_anything): New local function.
2525 (set_pt_malloc): New local function.
2526 (merge_pointed_to_info): Don't merge pointed-to variables from
2527 the original pointer if the destination is pointing to an
2529 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2530 (add_pointed_to_var): Do not add a variable to the points-to
2531 set if the pointer is already pointing to anywhere.
2532 (collect_points_to_info_r): If the defining statement is a PHI
2533 node, only merge pointed-to information if the argument has
2534 already been visited.
2535 (get_tmt_for): Only create a new tag if the pointer didn't
2537 (dump_alias_info): Emit more information.
2538 (dump_points_to_info_for): Likewise.
2539 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2540 try to get the annotation of an SSA_NAME.
2541 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2542 alias sets when checking is enabled.
2543 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2544 (eliminate): Mark basic blocks that will need
2545 EH information cleaned up.
2546 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2548 Initialize need_eh_cleanup.
2549 (fini_pre): Call tree_purge_all_dead_eh_edges and
2550 cleanup_tree_cfg if needed.
2551 Free need_eh_cleanup.
2552 * tree-ssa.c (verify_ssa_name): New function.
2553 (verify_def): Call it.
2554 Re-arrange to avoid printing too many error messages.
2555 (verify_use): Likewise.
2556 (verify_phi_args): Likewise.
2557 (verify_flow_insensitive_alias_info): New function.
2558 (verify_flow_sensitive_alias_info): New function.
2559 (verify_alias_info): New function.
2560 (verify_ssa): Call verify_alias_info.
2561 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
2563 Re-arrange to avoid printing too many error messages.
2564 * tree-ssanames.c (make_ssa_name): Clear
2565 SSA_NAME_IN_FREE_LIST.
2566 (release_ssa_name): Never release a default definition.
2567 (release_defs): New function.
2568 * tree.h: Declare it.
2569 * tree-ssa-dce.c (remove_dead_stmt): Call it.
2571 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2573 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2574 If true, do a depth-first search. Do a breadht-first search,
2576 (walk_use_def_chains): Add new argument IS_DFS.
2578 * tree-flow.h (walk_use_def_chains): Update prototype.
2580 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
2582 * config/cris/cris.md: Tweak formatting.
2583 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2584 (mover2side, moverside, movemside, movei, op3, andu): Replace
2585 live define_peephole:s with define_peephole2 near-equivalents.
2587 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
2589 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2590 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2591 "*mov_sidesi_mem" respectively.
2593 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2595 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2596 (gimplify_build1): Move from tree-complex.c do_unop.
2597 (gimplify_build2): Move from tree-complex.c do_binop.
2598 (gimplify_build3): New.
2599 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2600 Adjust throughout to call the functions above.
2601 * tree-flow.h: Declare the functions above.
2602 * tree-nested.c (gimplify_val): Rename to...
2603 (tsi_gimplify_val): ... this.
2605 * Makefile.in (tree_complex.o): Update dependencies.
2606 (stor-layout.o): Depend on regs.h.
2607 * c-common.c (handle_vector_size_attribute): Update for
2608 vector types without corresponding vector modes.
2609 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2610 a corresponding vector mode is not available.
2611 * print-tree.c (print_node): Print nunits for vector types
2612 * regclass.c (have_regs_of_mode): New.
2613 (init_reg_sets_1): Initialize it and use it instead
2614 of allocatable_regs_of_mode.
2615 * regs.h (have_regs_of_mode): Declare it.
2616 * stor-layout.c (layout_type): Pick a mode for vector types.
2617 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2618 build_replicated_const, do_unop, do_binop, do_plus_minus,
2619 do_negate, expand_vector_piecewise, expand_vector_parallel,
2620 expand_vector_addition, expand_vector_operations_1,
2621 expand_vector_operations, tree_lower_operations,
2622 pass_lower_vector_ssa, pass_pre_expand): New.
2623 (expand_complex_operations, pass_lower_complex): Remove.
2624 * tree-optimize.c (init_tree_optimization_passes): Adjust
2625 pass ordering for changes in tree-complex.c.
2626 * tree-pass.h: Declare new passes.
2627 * tree.c (finish_vector_type): Remove.
2628 (make_vector_type): New.
2629 (build_vector_type_for_mode, build_vector_type): Rewritten.
2630 * tree.def (VECTOR_TYPE): Document where the number of
2632 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2633 (make_vector): Remove declaration.
2635 2004-07-21 Richard Henderson <rth@redhat.com>
2637 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2638 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2639 (remove_useless_vars): Dump debugging info.
2640 (expand_used_vars): Move ...
2641 * cfgexpand.c (expand_used_vars): ... here. Make static.
2642 * tree-flow-inline.h (set_is_used): New.
2643 (set_default_def): Use get_var_ann.
2644 * tree-flow.h: Update decls.
2645 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2646 (create_ssa_var_map): Use it.
2647 * tree-ssa.c (set_is_used): Remove.
2649 2004-07-22 Ben Elliston <bje@au.ibm.com>
2651 * gdbinit.in: Set a breakpoint on internal_error.
2653 2004-07-21 Richard Henderson <rth@redhat.com>
2655 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2656 to create a new basic block.
2658 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2661 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2662 return type on function definitions. Move other warnings for
2663 qualified return type to -Wreturn-type. Do not condition any such
2664 warnings on -pedantic. Update comments.
2665 (start_function): Only copy function type from previous prototype
2666 declaration if return types are compatible.
2667 * c-typeck.c (function_types_compatible_p): Don't condition
2668 warning for incompatibility of volatile qualifiers on the return
2669 type on -pedantic. Update comment.
2670 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2672 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2674 * c-typeck.c (set_init_index): Require designator to be of integer
2677 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2680 * c-parse.in (init): Change to exprtype.
2681 (primary): Set original_code for STRING to STRING_CST.
2682 Call maybe_warn_string_init for compound literals.
2683 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2685 * c-tree.h (maybe_warn_string_init): New.
2686 (pop_init_level, process_init_element): Use struct c_expr.
2687 (struct c_expr): Update comment.
2688 * c-typeck.c (maybe_warn_string_init): New function.
2689 (digest_init): Call it. Additional parameter strict_string. All
2691 (output_init_element): Likewise.
2692 (struct constructor_stack): Use struct c_expr for
2694 (really_start_incremental_init, push_init_level): Update.
2695 (pop_init_level): Update. Return struct c_expr.
2696 (process_init_level): Update. Take struct c_expr argument.
2698 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2700 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2703 2004-07-21 Eric Christopher <echristo@redhat.com>
2705 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2707 * c-decl.c (pop_scope): Ditto.
2708 * calls.c (expand_call): Remove call to current_nesting_level,
2709 update comment accordingly. Remove calls to expand_start_target_temps
2710 and expand_end_target_temps.
2711 * cfgexpand.c (construct_init_block): Remove call to
2712 expand_start_bindings_and_block.
2713 (construct_exit_block): Remove call to expand_end_bindings.
2714 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2715 (expand_expr_real_1): Ditto. Fix formatting.
2716 (expand_vars): Delete.
2717 * stmt.c (POPSTACK): Remove block_stack.
2718 (stmt_status): Remove x_block_stack.
2719 (block_stack): Delete.
2720 (expand_start_bindings_and_block): Ditto.
2721 (expand_start_target_temps): Ditto.
2722 (expand_end_target_temps): Ditto.
2723 (current_nesting_level): Ditto.
2724 (warn_about_unused_variables): Ditto.
2725 (expand_end_bindings): Ditto.
2726 * tree.h: Remove declarations for above.
2728 2004-07-21 Steven Bosscher <stevenb@suse.de>
2730 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2731 * rtl.c (note_insn_name): Likewise.
2732 * print-rtl.c (print_rtx): Don't print it.
2733 * cfgrtl.h (can_delete_note_p): Don't handle it.
2734 (rtl_delete_block): Likewise.
2735 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2736 (rest_of_compilation): Don't call it.
2737 * predict.c (process_note_predictions, process_note_prediction,
2738 note_prediction_to_br_prob): Remove.
2739 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2740 * stmt.c (return_prediction): Remove.
2741 (expand_value_return): Don't call it. Don't add prediction
2742 notes for return statements.
2744 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
2746 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2749 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
2751 * c-common.c (vector_types_convertible_p): Use vector types'
2752 TYPE_SIZE and TREE_TYPE instead of their mode.
2753 * convert.c (convert_to_integer): Likewise.
2754 (convert_to_vector): Likewise.
2755 * fold-const.c (fold_convert): Likewise.
2756 * varasm.c (output_constant): Likewise.
2757 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
2758 Allow a VECTOR_TYPE initializer to be made of several vectors.
2759 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
2760 of cleared and need_to_clear, and use fold_convert.
2761 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
2764 2004-07-20 Richard Henderson <rth@redhat.com>
2766 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
2767 (expand_gimple_basic_block): out from here. Renamed from expand_block.
2769 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
2771 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
2772 enormous cost if not TARGET_HARD_MUL.
2774 2004-07-20 Andrew Pinski <apinski@apple.com>
2777 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
2780 2004-07-21 Paul brook <paul@codesourcery.com>
2782 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2784 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2786 * fold-const.c (operand_equal_p): Temporarily support NULL args.
2787 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2788 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2790 2004-07-20 Zack Weinberg <zack@codesourcery.com>
2792 * rtl.h (plus_constant): Delete.
2793 (plus_constant_wide): Rename to plus_constant.
2794 (plus_constant_for_output_wide): Delete vestigial prototype.
2795 (GEN_INT): Remove unnecessary cast.
2796 * tree.h (build_int_2, size_int_type): Delete.
2797 (build_int_2_wide): Rename to build_int_2.
2798 (size_int_wide): Rename to size_int_kind.
2799 (size_int_type_wide): Rename to size_int_type.
2800 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2801 Remove unnecessary cast.
2802 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2803 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2804 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2805 (size_int_type_wide): Rename size_int_type.
2806 (int_const_binop): Use size_int_type.
2807 * c-lex.c (interpret_integer): Use build_int_2.
2808 * final.c (split_double): Remove unnecessary casts.
2809 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2811 2004-07-20 Richard Henderson <rth@redhat.com>
2813 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2814 (gimplify_compound_lval): Use is_gimple_tmp_reg.
2815 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2816 (is_gimple_tmp_reg): New.
2817 * tree-gimple.h (is_gimple_tmp_reg): Declare.
2819 2004-07-20 Richard Henderson <rth@redhat.com>
2821 * tree-pretty-print.c (dump_generic_node): Dump
2822 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2824 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
2826 * tree-mudflap.c (mf_set_options_fndecl): New tree.
2827 (mudflap_init): Set it.
2828 (mudflap_register_call): Remove __mf_init call.
2829 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
2830 to pass "-ignore-reads" option to libmudflap if needed.
2832 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
2835 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2836 (MAKE_DECL_ONE_ONLY): Undefine.
2837 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2838 readonly_data, one_only_data_section, forget_section): New prototypes.
2839 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2841 (pa_select_section): Add one-only (COMDAT) support.
2842 * pa.h (struct machine_function): Define.
2843 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2844 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2845 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2846 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2847 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
2848 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
2849 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
2850 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2851 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
2852 for EXTRA_SECTION_FUNCTIONS.
2853 * doc/install.texi: Update binutils requirements.
2855 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2857 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
2858 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
2859 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
2861 (struct VEC): Use unsigned for num and alloc.
2862 * vec.c (struct vec_prefix): Likewise.
2863 (vec_o_reserve): Adjust.
2865 * dbxout.c (dbxout_type): Fix printf format.
2867 * tree.h (binfo_member): Remove.
2868 * tree.c (binfo_member): Remove.
2870 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2872 * tree.h: Include vec.h
2873 (DEF_VEC_P(tree)): New type.
2874 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
2875 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
2876 (BINFO_LANG_SLOT): Remove.
2877 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
2878 (struct tree_binfo): Turn base_binfos into a trailing
2879 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
2880 (binfo_lang_slots): Remove.
2881 * tree.c (binfo_lang_slots): Remove.
2882 (make_tree_binfo_stat): Take a base binfo count, not a
2883 lang slot count. Adjust.
2884 * Makefile.in (TREE_H): Add vec.h
2885 * alias.c (record_component_aliases): Adjust BINFO access.
2886 * dbxout.c (dbxout_type): Likewise.
2887 * dwarf2out.c (gen_member_die): Likewise.
2888 * sdbout.c (sdbout_one_type): Likewise.
2889 * tree-dump.c (deque_and_dump): Likewise.
2890 * config/i386/i386.c (classify_argument,
2891 contains_128bit_aligned_vector_p): Likewise.
2892 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
2893 * doc/c-tree.texi (Classes): Update BINFO documentation.
2895 2004-07-20 Steven Bosscher <stevenb@suse.de>
2897 * c-common.h (check_case_value): Remove prototype.
2898 (c_add_case_label): Adjust prototype.
2899 * c-common.c (check_case_value): Make static.
2900 (check_case_bounds): New function.
2901 (c_add_case_label): Use it. Take new argument orig_type.
2902 * c-typeck.c (struct c_switch): New orig_type field.
2903 (c_start_case): Set it.
2904 (do_case): Pass it to c_add_case_label.
2905 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
2906 cases from here. Add the labels in reverse order.
2907 * stmt.c (struct case_node): Adjust comment. Remove balance field.
2908 (add_case_node): Return nothing, don't check for duplicate cases.
2909 Insert new case nodes in a list, not in an AVL tree.
2910 (expand_end_case_type): Don't turn a case tree into a case list.
2911 (case_tree2list): Remove.
2912 * tree.h (add_case_node): Adjust prototype.
2914 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
2916 * genattr.c (struct range, struct function_unit,
2917 write_units, extend_range, init_range): Remove them.
2918 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2919 Output "#define INSN_SCHEDULING" here.
2920 * genattrtab.c (struct range, struct function_unit_op,
2921 struct function_unit, struct dimension, enum operator,
2922 operate_exp, expand_units, simplify_knowing,
2923 encode_units_mask, simplify_by_exploding,
2924 find_and_mark_used_attributes, unmark_used_attributes,
2925 add_values_to_cover, increment_current_value,
2926 test_for_current_value, simplify_with_current_value,
2927 simplify_with_current_value_aux, gen_unit,
2928 write_unit_name, write_function_unit_info,
2929 write_complex_function, write_toplevel_expr,
2930 find_single_value, extend_range): Remove.
2931 (write_attr_get): Do not handle common_av->value
2933 (struct attr_desc): Remove func_units_p and blockage_p.
2934 (write_attr_valueq): Do not handle them.
2935 (find_attr): Do not clear them.
2936 (make_internal_attr): Do not initialize them.
2937 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2938 * sched-vis.c (init_target_units, insn_print_units,
2939 init_block_visualization, print_block_visualization,
2940 visualize_scheduled_insns, visualize_no_unit,
2941 visualize_stall_cycles, visualize_alloc,
2942 visualize_free, target_units, get_visual_tbl_length,
2943 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
2944 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
2945 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
2946 * haifa-sched.c (blockage_range, clear_units,
2947 schedule_unit, actual_hazard, potential_hazard,
2948 insn_unit, unit_last_insn, unit_tick,
2949 actual_hazard_this_instance, potential_hazard,
2950 schedule_unit, max_insn_queue_index_value): Remove.
2951 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
2952 max_insn_queue_index.
2953 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2954 * doc/md.texi (Processor pipeline description): Remove
2955 references to old pipeline descriptions.
2956 (Automaton pipeline description): Merge with the above.
2957 (Old pipeline description, Comparison of the two descriptions):
2960 * bt-load.c (migrate_btr_def): Remove references to
2961 use_pipeline_interface.
2962 * haifa-sched.c (insn_cost, schedule_insn,
2963 schedule_block, advance_one_cycle, sched_init,
2964 queue_to_ready, sched_finish): Likewise.
2965 * modulo-sched.c (sms_schedule, advance_one_cycle,
2966 ps_has_conflicts): Likewise.
2967 * sched-rgn.c (init_ready): Likewise.
2968 (debug_dependencies): Likewise, and remove an "if (1)".
2969 * target.h (use_dfa_pipeline_interface): Remove.
2970 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2971 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2972 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2973 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2974 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2975 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2976 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2977 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2978 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2979 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2980 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2981 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2982 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2983 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2984 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2985 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2986 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2987 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2988 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2990 2004-07-19 Roger Sayle <roger@eyesopen.com>
2992 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2994 2004-07-19 Jeff Law <law@redhat.com>
2996 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2997 (get_eq_expr_value): Use it. Simplify slightly.
2999 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
3001 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
3002 (umulsidi3_32bit_r4000): Likewise.
3004 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
3006 * vec.h: Propagate location information properly.
3007 (VEC_T_iterate): Add result pointer parameter.
3009 (VEC_T_reserve): Use it.
3011 2004-07-19 Daniel Jacobowitz <dan@debian.org>
3013 * Makefile.in (c-format.o): Depend on c-format.h.
3014 * c-format.h: New file.
3015 (struct format_char_info): Add CHAIN member.
3016 * c-format.c: Move some types and constants to c-format.h.
3017 (format_type_error): Set to -1.
3018 (struct function_format_info): Use an int for format_type.
3019 (decode_format_type): Return an int. Return format_type_error
3021 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
3022 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
3023 (scan_char_table, time_char_table, monetary_char_table): Initialize
3025 (n_format_types): New variable.
3026 (check_format_info_main): Handle CHAIN in format_char_info.
3027 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
3028 TARGET_N_FORMAT_TYPES.
3029 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
3030 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
3031 * config/sol2-c.c: New file.
3032 * config/t-sol2: New file.
3033 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
3034 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
3035 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
3037 * doc/extend.texi (Target Format Checks): New section.
3038 (Function Attributes): Mention it.
3039 * doc/invoke.texi: Mention target format checks.
3040 * doc/sourcebuild.texi: Mention target format checks.
3041 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
3042 TARGET_FORMAT_TYPES.
3044 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
3046 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
3048 * config/s390/s390.c (regclass_map initializer): Register 35 added to
3050 (load_multiple_operation, store_multiple_operation): Removed
3051 pointless sanity check.
3052 (s390_decompose_address): Added check for return_address_pointer_rtx.
3053 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
3054 (s390_return_address_offset): New function.
3055 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
3056 (FRAME_REGNO_P): Added check for register 35.
3057 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3058 REG_ALLOC_ORDER): Appended entry for register 35.
3059 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
3060 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
3061 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
3062 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
3063 is eliminable using stack pointer or hard frame pointer.
3064 (REGISTER_NAMES): Added name for register 35.
3065 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
3066 pointless sanity check.
3068 2004-07-19 Roger Sayle <roger@eyesopen.com>
3070 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
3071 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
3072 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
3073 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
3074 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
3075 (fold_relational_const): Tidy up handling of floating point
3076 comparisons by calling real_compare. Remove tree_expr_nonzero_p
3077 transformation; fold_relational_const assumes constant operands.
3079 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
3081 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
3084 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
3086 * c-tree.h (struct c_expr): Define.
3087 (C_SET_EXP_ORIGINAL_CODE): Remove.
3088 (parser_build_binary_op, build_compound_expr): Update prototypes.
3089 * c-parse.in (%union): Add exprtype.
3090 (FUNC_NAME): Mark as ttype.
3091 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
3093 (expr): Update. Define directly in terms of expr_no_commas
3094 instead of using nonnull_exprlist.
3095 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
3096 offsetof_member_designator, typespec_nonreserved_nonattr, init,
3097 initval, designator, component_declarator,
3098 component_notype_declarator, enumerator, array_declarator,
3099 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3100 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3101 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3103 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3104 * c-common.c (c_common_truthvalue_conversion): Don't check
3105 C_EXP_ORIGINAL_CODE.
3106 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3107 Don't use C_EXP_ORIGINAL_CODE.
3108 (default_conversion, default_function_array_conversion): Don't use
3109 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3110 (internal_build_compound_expr): Merge into build_compound_expr.
3111 (build_compound_expr): Take two operands instead of a TREE_LIST.
3112 * objc/objc-act.c (get_super_receiver): Update calls to
3113 build_compound_expr.
3115 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3117 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3118 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3120 * config/sh/sh.md: Extract pipeline descriptions
3121 into separate files.
3122 * config/sh/sh1.md: New file, extracted from sh.md.
3123 * config/sh/sh4.md: New file, extracted from sh.md.
3124 * config/sh/shmedia.md: New file, extracted from sh.md
3125 and rewritten using new-style pipeline description.
3127 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3129 * config/pa/pa.md: Delete the two remaining define_peephole
3132 2004-07-18 Steven Bosscher <stevenb@suse.de>
3133 Joseph S. Myers <jsm@polyomino.org.uk>
3135 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3136 TREE_NO_WARNING is set.
3138 2004-07-18 Roger Sayle <roger@eyesopen.com>
3140 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3141 simplify_builtin_strncmp): Delete.
3142 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3143 Change argument to accept an arglist instead of an "exp". Assume
3144 that the return type is always integer_type_node. Copy missing
3145 transformations from their now obsolete simplify_builtin_*
3147 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3148 fold_builtin_strcmp and fold_builtin_strncmp.
3149 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3150 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3151 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3153 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3155 * Makefile.in (tree-alias-common.o): Update dependencies.
3157 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3159 * cfgloop.c (flow_loop_nested_p): Fix comment.
3161 2004-07-17 Jason Merrill <jason@redhat.com>
3164 * stor-layout.c (relayout_decl): New fn.
3165 * tree.h: Declare it.
3166 (DECL_BY_REFERENCE): New macro.
3168 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3170 * libgcc2.c (__enable_execute_stack): New symbol.
3171 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3172 and declare __enable_execute_stack.
3173 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3174 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3175 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3176 ENABLE_EXECUTE_STACK.
3177 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3178 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3179 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3180 ENABLE_EXECUTE_STACK.
3181 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3182 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3183 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3184 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3185 ENABLE_EXECUTE_STACK.
3186 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3187 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3188 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3189 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3190 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3191 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3192 (sparc64_initialize_trampoline): Likewise.
3193 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3195 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3197 * langhooks.h (builtin_function): New langhook.
3198 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3199 (LANG_HOOKS_INITIALIZER): Update.
3200 * tree.h (builtin_function): Remove.
3201 * doc/tm.texi: Update.
3202 * c-tree.h (builtin_function): Declare.
3203 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3204 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3205 config/ia64/ia64.c, config/iq2000/iq2000.c,
3206 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3207 config/stormy16/stormy16.c: All callers of builtin_function
3210 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3213 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3214 Remove white space after the backslash.
3216 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3218 PR rtl-optimization/16294
3219 * resource.c (return_insn_p): New predicate.
3220 (mark_target_live_regs): Use it. Special-case return insns.
3221 (init_resource_info): Use it. Don't scan the epilogue past
3224 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3226 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3227 destroy dominance information.
3228 * passes.c (rest_of_handle_loop2): Free dominance information.
3229 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3231 (thread_jumps): Update dominance information and remove unreachable
3233 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3234 information and remove the unreachable block.
3236 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3238 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3240 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3242 * doc/sourcebuild.texi: Remove libf2c entry.
3244 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3246 * config/i386/i386.md (movv16qi_internal): Fix typo.
3248 2004-07-17 Steven Bosscher <stevenb@suse.de>
3250 * final.c (final_scan_insn): Fix broken commit from previous
3253 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3255 * c-typeck.c (parser_build_binary_op): Condition warnings for
3256 X<=Y<=Z on -Wparentheses instead of -Wextra.
3257 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3258 supported for C only.
3260 2004-07-17 Steven Bosscher <stevenb@suse.de>
3262 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3263 notes to avoid unreachable code warnings.
3264 * toplev.c (backend_init): Don't emit line notes for
3265 unreachable code warnings.
3267 * combine.c (distribute_notes): Don't distribute a
3268 REG_VTABLE_REF note.
3269 * final.c (final_scan_insn): Don't handle it.
3270 * rtl.c (reg_note_name): Remove it.
3271 * rtl.h (enum reg_node): Dito.
3273 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3275 * rtl.h (force_line_numbers, restore_line_number_status):
3278 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3279 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3280 (using_eh_for_cleanups): Also moved here.
3282 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3283 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3284 to expand_start_case and add_case_node.
3285 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3286 last_unconditional_cleanup, nominal_type, printname, and
3288 (struct fixup_goto): Remove.
3289 (struct stmt_status): Remove x_goto_fixup_chain field.
3290 (goto_fixup_chain): Remove.
3291 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3292 pushcase, pushcase_range): Remove.
3293 (expand_start_bindings_and_block): Don't set unused fields in
3295 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3296 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3297 instead of emit_jump_if_reachable.
3298 (emit_case_nodes): Likewise.
3299 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3301 (update_eh_label): Work around left-over exception handing regions.
3302 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3303 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3304 (pass_cleanup_cfg_post_optimizing): New pass.
3305 (init_tree_optimization_passes): Run the new pass after all
3307 * tree.h (pushcase, pushcase_range): Remove prototypes.
3308 (expand_start_case, add_case_node): Update prototypes.
3310 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3312 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3314 2004-07-16 Richard Henderson <rth@redhat.com>
3316 * builtins.c (std_expand_builtin_va_arg): Remove.
3317 (expand_builtin_va_arg): Remove.
3318 * expr.h: Don't declare them.
3319 * gimplify.c (mark_decls_volatile_r): Remove.
3320 (copy_if_shared_r): Don't call it.
3321 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3322 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3323 * gimple-low.c (lower_stmt): Likewise.
3324 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3325 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3326 * tree-ssa-operands.c (get_expr_operands): Likewise.
3327 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3328 EXPAND_BUILTIN_VA_ARG.
3329 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3330 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3331 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3332 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3334 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3336 * tree-ssa-pre.c (insert_aux): Break out if we hit
3339 2004-07-16 Richard Henderson <rth@redhat.com>
3341 * basic-block.h (remove_fake_exit_edges): Declare.
3342 * cfganal.c (remove_fake_predecessors): Rename from
3343 remove_fake_successors; iterate over predecessors.
3344 (remove_fake_exit_edges): New.
3345 * cfgcleanup.c (try_optimize_cfg): Use it.
3346 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3347 * predict.c (estimate_probability): Likewise.
3348 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3349 * tree-cfg.c (make_edges): Likewise.
3350 * tree-ssa-pre.c (fini_pre): Likewise.
3351 * profile.c (instrument_edges): Don't remove_fake_edges.
3352 (branch_prob): Do it earlier here.
3354 2004-07-16 Richard Henderson <rth@redhat.com>
3356 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3357 switchification wrt CONSTRUCTOR. Document the reason.
3359 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3361 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3362 that prevented descriptive __mf_check source location strings.
3364 2004-07-16 Richard Henderson <rth@redhat.com>
3366 * tree-def (WITH_SIZE_EXPR): New.
3367 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3368 * expr.c (expand_expr_real_1): Likewise.
3369 * gimplify.c (maybe_with_size_expr): New.
3370 (gimplify_arg, gimplify_modify_expr): Use it.
3371 (gimplify_modify_expr_to_memcpy): Take size parameter.
3372 (gimplify_modify_expr_to_memset): Likewise.
3373 (gimplify_expr): Handle WITH_SIZE_EXPR.
3374 * tree-alias-common.c (find_func_aliases): Likewise.
3375 * tree-eh.c (tree_could_trap_p): Likewise.
3376 (tree_could_throw_p): Likewise.
3377 * tree-gimple.c (is_gimple_lvalue): Likewise.
3378 (get_call_expr_in): Likewise.
3379 * tree-inline.c (estimate_num_insns_1): Likewise.
3380 (expand_calls_inline): Likewise.
3381 * tree-nested.c (convert_call_expr): Likewise.
3382 * tree-pretty-print.c (dump_generic_node): Likewise.
3383 * tree-sra.c (sra_walk_expr): Likewise.
3384 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3385 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3386 * tree-ssa-operands.c (get_expr_operands): Likewise.
3387 * tree-tailcall.c (find_tail_calls): Likewise.
3389 * calls.c (expand_call): Reset old_stack_allocated after
3390 calling emit_stack_restore.
3392 2004-07-16 Richard Henderson <rth@redhat.com>
3394 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3395 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3396 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3397 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3398 copy_res_decl_for_inlining.
3400 * tree-inline.c (declare_return_variable): New modify_dest argument.
3401 Use it as the return value, when possible or manditory. Handle
3402 TREE_ADDRESSABLE types.
3403 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3404 replacement of CALL_EXPR.
3406 2004-07-16 Richard Henderson <rth@redhat.com>
3408 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3409 * gimple-low.c (expand_var_p): Don't check it.
3410 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3411 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3412 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3413 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3414 (find_referenced_vars): Don't call them.
3415 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3417 2004-07-16 Richard Henderson <rth@redhat.com>
3419 * function.c (pass_by_reference): True for all variable sized types.
3421 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3423 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3424 * tree-pretty-print.c: Include tree-chrec.h.
3425 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3426 and POLYNOMIAL_CHREC nodes.
3428 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3430 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3433 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3435 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3437 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3439 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3441 * config/s390/s390.c: Likewise.
3442 * config/s390/s390.h: Likewise.
3444 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3446 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3447 of $sp adds. Remove REGNO checks from mips16 patterns.
3449 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3451 * config/mips/mips.md: Delete outdated comment.
3453 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3455 * config/mips/mips.c (get_float_compare_codes): Delete.
3456 (mips_emit_compare): New function, mostly extracted from
3457 get_float_compare_codes and gen_conditional_branch.
3458 (gen_conditional_branch, gen_conditional_move): Use it.
3460 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3462 * genautomata.c (add_vect): Speedup by using integers as
3463 bit-vectors for walking through the comb_vect and finding
3466 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3468 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3469 operand is an uns_arith_operand; use subtraction otherwise.
3470 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3471 not just arith_operands.
3473 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3475 * config/mips/mips-protos.h (gen_int_relational): Delete.
3476 (mips_emit_scc): Declare.
3477 * config/mips/mips.c (internal_test): Delete.
3478 (sle_operand, sleu_operand): New functions.
3479 (map_test_to_internal_test, gen_int_relational): Delete.
3480 (mips_emit_binary, mips_relational_operand_ok_p)
3481 (mips_emit_int_relational, mips_zero_if_equal)
3482 (mips_emit_scc): New functions.
3483 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3484 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3486 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3487 (sltu, sleu): Use mips_emit_scc.
3488 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3489 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3490 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3492 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3494 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3496 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3498 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3499 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3500 (*sgt_[sd]i): ...and sgt_[sd]i.
3501 (*slt_[sd]i): ...and slt_[sd]i.
3502 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3503 (*sltu_[sd]i): ...and sltu_[sd]i.
3504 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3505 Name previously unnamed mips16 patterns. Formatting fixes.
3507 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3509 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3510 (branch_type): Delete.
3511 (gen_conditional_branch, gen_conditional_move)
3512 (mips_gen_conditional_trap): Update after name change. Get the
3513 comparison mode from cmp_operands[0].
3514 * config/mips/mips.h (cmp_type, branch_type): Delete.
3515 (cmp_operands): Renamed from branch_cmp.
3516 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3517 name change. Don't set branch_type.
3518 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3519 mode class of cmp_operands[0] rather than branch_type. Update after
3522 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3524 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3525 of 0...255 to 0 when inside a SET.
3527 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3529 * config/mips/mips.md: Remove mips16 define_peepholes.
3531 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3533 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3534 (fini_pre): Remove fake edges.
3536 2004-07-15 Richard Henderson <rth@redhat.com>
3538 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3539 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3541 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3543 * vec.h (VEC_address): New function.
3545 2004-07-14 Jason Merrill <jason@redhat.com>
3548 * gimplify.c (gimplify_arg): New fn, split out from...
3549 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3551 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3553 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3554 generate code which is generated by pushqi1 now
3555 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
3557 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3559 * combine.c (simplify_set): match the mode of the constant 0 with
3560 the tested operand to match the compare behaviour and the
3561 simplify_relational_operation() expectation.
3563 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3565 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
3568 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3570 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3572 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3574 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3576 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3577 calls in mips16 code.
3579 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3581 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3582 the destination of the li as well as for the neg.
3584 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
3587 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3588 * cgraph.h: Update declaration.
3589 * c-decl.c (build_cdtor): Update call with default priority.
3590 * coverage.c (create_coverage): Ditto.
3591 * tree-mudflap.c (mf_init_fndecl): New tree.
3592 (mudflap_init): Set it.
3593 (mudflap_register_call): Arrange to call __mf_init before the first
3595 (mudflap_finish_file): Mark the mudflap static initializer as extra
3596 high priority, to beat all C++ static constructors.
3598 2004-07-15 Jeff Law <law@redhat.com>
3600 * loop.c (check_insn_for_givs): Restore check for code labels that was
3601 accidentally deleted by a recent checkin.
3603 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3605 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3606 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3608 2004-07-14 Richard Henderson <rth@redhat.com>
3610 * print-tree.c (print_node): Fix casts last change.
3612 2004-07-15 Paul Brook <paul@codesourcery.com>
3614 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3615 to TARGET_UNWIND_INFO.
3616 * except.c (output_function_exception_table): Ditto.
3618 * opts.c (decode_options): Ditto.
3619 * passes.c (rest_of_handle_final): Ditto.
3620 * final.c (final_start_function): Ditto.
3621 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3623 * targhooks.h (default_unwind_emit): Declare.
3624 * targhooks.c (default_unwind_emit): New function.
3625 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3626 * target.h (struct gcc_target): Add unwind_emit.
3627 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3628 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3629 Remove IA64_UNWIND_EMIT.
3630 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3632 2004-07-14 Richard Henderson <rth@redhat.com>
3634 * print-tree.c (print_node): Handle SSA_NAME.
3636 2004-07-14 James E Wilson <wilson@specifixinc.com>
3639 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3640 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3642 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3644 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3645 Use alias set 0 for memory, do proper mode calculations and adjust
3646 address for memories.
3648 2004-07-14 Per Bothner <per@bothner.com>
3650 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3651 structure with extra column field.
3652 * tree.c (expand_location): Also fill in column field.
3653 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3654 gets confused by the two conditionally-compiled definitions.
3656 2004-07-14 Eric Christopher <echristo@redhat.com>
3658 * calls.c (expand_call): Fix typo in comment.
3660 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3662 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3663 comparision of TFmode.
3665 2004-07-14 Richard Henderson <rth@redhat.com>
3667 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3668 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3669 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3670 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3671 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3672 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3673 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3674 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3675 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3677 2004-07-14 Mike Stump <mrs@apple.com>
3679 * config/darwin.h (WINT_TYPE): Define to be int to match
3680 system header files.
3682 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3684 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3685 that must be passed in the stack.
3686 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3687 arguments if the size is not a constant.
3689 2004-07-14 Per Bothner <per@bothner.com>
3691 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3692 instead of EXPR_LOCUS in a boolean context, which is always true
3693 if --enable-mapped-location.
3694 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3696 2004-07-14 Richard Henderson <rth@redhat.com>
3698 * dominance.c (struct dom_info): Add fake_exit_edge.
3699 (init_dom_info): Allocate it.
3700 (free_dom_info): Free it.
3701 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3703 (calc_idoms): Honor fake_exit_edge.
3705 2004-07-13 Jason Merrill <jason@redhat.com>
3707 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3708 (rhs_test_for): New fn.
3709 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3710 * tree-gimple.h: Declare them.
3711 * gimplify.c (gimplify_modify_expr): Use the new fns.
3713 2004-07-14 Richard Henderson <rth@redhat.com>
3715 * config/arm/arm-protos.h (arm_va_arg): Remove.
3716 * config/arm/arm.c (arm_va_arg): Remove.
3717 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3718 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3720 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3722 * pa.c (fix_range): New function to mark a range(s) of registers as
3724 (override_options): Call fix_range if the -mfixed-range option string
3726 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3727 * doc/invoke.texi (-mfixed-range): Document new option.
3729 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3731 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3733 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3735 2004-07-14 Roger Sayle <roger@eyesopen.com>
3737 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3738 by a positive power of two, split out from expand_divmod. Provide
3739 an alternate implementation when shifts are expensive. Lower the
3740 threshold for using a branchless implementation to BRANCH_COST >= 2.
3741 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3743 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3745 * tree-dfa.c (make_rename_temp): *Really* work just
3746 like create_tmp_var if called while outside SSA form.
3748 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3750 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
3751 for division by zero.
3752 ("umodsi3"): Likewise.
3754 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3756 * config/mips/mips.c (mips_output_move): When generating mips16 code,
3757 force loads of negative constants to be split.
3758 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
3759 Generalize SImode li/neg splitter to cope with other modes.
3761 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3763 * expmed.c: Remove more references to QUEUED in the comments.
3766 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3769 2004-07-13 Richard Henderson <rth@redhat.com>
3770 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
3773 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3775 * tree-dfa.c (make_rename_temp): Work just like
3776 create_tmp_var if called while outside SSA form.
3778 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3780 * expr.c (enqueue_insn, finish_expr_for_function,
3781 protect_from_queue, queued_subexp_p, mark_queue,
3782 emit_insns_enqueued_after_mark, emit_queue,
3783 expand_increment): Remove.
3784 (store_constructor): Expand increment as an assignment.
3785 (expand_expr_real_1 <case PREINCREMENT_EXPR,
3786 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3787 case POSTDECREMENT_EXPR>): Abort.
3788 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3789 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3790 protect_from_queue, emit_queue, queued_subexp_p): Remove.
3791 * function.h (pending_chain, x_pending_chain): Remove.
3792 * rtl.def (QUEUED): Remove.
3794 * emit-rtl.c (copy_insn_1, copy_most_rtx,
3795 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3796 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3797 encode_units_mask): Likewise.
3798 * local-alloc.c (equiv_init_varies_p): Likewise.
3799 * rtl.c (copy_rtx): Likewise.
3800 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3801 * simplify-rtx.c (simplify_gen_subreg): Likewise.
3802 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3804 * builtins.c (expand_builtin, expand_builtin_apply,
3805 expand_builtin_mathfn, expand_builtin_mathfn_2,
3806 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3807 Remove calls to emit_queue and protect_from_queue.
3808 * calls.c (expand_call, precompute_arguments,
3809 precompute_register_parameters, rtx_for_function_call,
3810 store_one_arg): Likewise.
3811 * dojump.c (do_compare_and_jump, do_jump): Likewise.
3812 * explow.c (memory_address): Likewise.
3813 * expmed.c (clear_by_pieces_1, clear_storage,
3814 clear_storage_via_libcall, emit_group_load,
3815 emit_group_store, emit_store_flag,
3816 expand_expr_real_1, store_by_pieces,
3817 store_constructor, store_expr, try_casesi,
3818 try_tablejump): Likewise.
3819 * function.c (expand_pending_sizes): Likewise.
3820 * optabs.c (emit_cmp_and_jump_insns,
3821 emit_conditional_add, emit_conditional_move,
3822 expand_fix, expand_float, prepare_cmp_insn): Likewise.
3823 * stmt.c (emit_case_bit_tests,
3824 expand_asm_expr, expand_computed_goto,
3825 expand_decl_init, expand_end_case_type,
3826 expand_end_stmt_expr, expand_expr_stmt_value,
3827 expand_return, expand_start_case,
3828 optimize_tail_recursion): Likewise.
3829 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3830 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3832 2004-07-14 Ben Elliston <bje@au.ibm.com>
3834 * vec.h: Comment fix.
3836 2004-07-13 Richard Henderson <rth@redhat.com>
3838 * target.h (struct gcc_target): Add calls.pass_by_reference.
3839 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3840 * function.c (pass_by_reference): Use the hook.
3841 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3842 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3843 (hook_pass_by_reference_must_pass_in_stack): New.
3844 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3845 (alpha_pass_by_reference): New.
3846 (TARGET_PASS_BY_REFERENCE): New.
3847 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3848 * config/arc/arc.c (arc_pass_by_reference): New.
3849 (TARGET_PASS_BY_REFERENCE): New.
3850 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3851 (FUNCTION_ARG_CALLEE_COPIES): True.
3852 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
3853 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
3854 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
3855 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3856 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3857 * config/cris/cris.c (cris_pass_by_reference): New.
3858 (TARGET_PASS_BY_REFERENCE): New.
3859 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
3860 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
3861 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3862 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
3863 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3864 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
3865 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
3866 (frv_function_arg_pass_by_reference): Remove.
3867 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3868 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
3869 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
3870 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
3871 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3872 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
3873 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
3874 (ia64_pass_by_reference): Rename from
3875 ia64_function_arg_pass_by_reference.
3876 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3877 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3878 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
3879 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
3880 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
3881 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3882 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3883 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
3884 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
3885 (m32r_pass_by_reference): Adjust prototype. Make static.
3886 Handle mode sizes correctly.
3887 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3888 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
3889 (m68hc11_function_arg_pass_by_reference): Remove.
3890 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3891 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3892 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
3893 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3894 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
3895 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
3896 (mips_va_arg): Use pass_by_reference.
3897 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
3898 Handle mode sizes correctly.
3899 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3900 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3901 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
3902 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
3903 (mmix_pass_by_reference): Rename from
3904 mmix_function_arg_pass_by_reference.
3905 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3906 (FUNCTION_ARG_CALLEE_COPIES): True.
3907 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
3908 (mn10300_pass_by_reference): New.
3909 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3910 (FUNCTION_ARG_CALLEE_COPIES): True.
3911 * config/pa/pa.c (pa_pass_by_reference): New.
3912 (TARGET_PASS_BY_REFERENCE): New.
3913 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3914 (FUNCTION_ARG_CALLEE_COPIES): True.
3915 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
3916 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
3917 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
3918 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3919 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
3920 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
3921 (s390_pass_by_reference): Rename from
3922 s390_function_arg_pass_by_reference.
3923 (s390_function_arg_advance): Don't query pass-by-ref.
3924 (s390_function_arg): Likewise.
3925 (s390_gimplify_va_arg): Use pass_by_reference.
3926 (s390_call_saved_register_used): Likewise.
3927 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3928 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
3929 (shcompact_byref, sh_pass_by_reference): New.
3930 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3931 (SHCOMPACT_BYREF): Remove.
3932 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
3933 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
3934 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
3935 (sparc_gimplify_va_arg): Use pass_by_reference.
3936 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3937 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3938 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
3939 (v850_pass_by_reference): New.
3940 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3941 (FUNCTION_ARG_CALLEE_COPIES): True.
3942 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
3943 FUNCTION_ARG_PASS_BY_REFERENCE docs.
3945 2004-07-14 Richard Henderson <rth@redhat.com>
3946 Richard Sandiford <rsandifo@redhat.com>
3948 * config/mips/mips-protos.h (mips_va_arg): Delete.
3949 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
3950 * config/mips/mips.c: Include tree-gimple.h.
3951 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
3952 (mips_arg_info): Remove special handling of must_pass_in_stck args.
3953 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3954 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3956 2004-07-13 Bob Wilson <bob.wilson@acm.org>
3958 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3959 arguments for COND_EXPR in big-endian adjustment code.
3961 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3963 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3964 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3965 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3966 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3968 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3970 PR tree-optimization/16443
3971 * tree-ssa-alias.c: Add more description for
3972 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3973 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3974 clobbering of call-clobbered and addressable variables. If
3975 there are any before aliases have been computed, add them.
3977 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3979 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3982 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
3984 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3985 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
3988 2004-07-13 Per Bothner <per@bothner.com>
3990 * collect2.c (main): Handle --no-demangle and --demangle flags.
3992 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
3994 * Makefile.in (OBJS-common): Add tree-data-ref.o.
3995 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3996 (tree-data-ref.o): New rule.
3997 * lambda.h: New file.
3998 * tree-data-ref.c: New file.
3999 * tree-data-ref.h: New file.
4000 * tree.c (int_cst_value, tree_fold_gcd): New functions.
4001 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
4003 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4006 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
4007 * config/sparc/sparc.c (output_ubranch): New function.
4008 * config/sparc/sparc.md (jump pattern): Use it.
4010 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4013 * config/sparc/sparc.c (output_cbranch): Properly guard
4014 the code handling far branches with TARGET_V9.
4015 * config/sparc/sparc.md (length attribute): Document the
4016 side-effect of having a length greater or equal to 3.
4018 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4019 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
4022 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
4023 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
4025 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4026 Martin Sebor <sebor@roguewave.com>
4029 * doc/invoke.texi (SPARC options): Document -threads
4030 and -pthreads on Solaris.
4032 2004-07-13 Richard Henderson <rth@redhat.com>
4034 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
4036 (ind_gimplify_va_arg_expr): Remove.
4037 * tree.h (ind_gimplify_va_arg_expr): Remove.
4038 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
4039 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
4042 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
4043 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
4044 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
4045 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
4046 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
4048 2004-07-13 Richard Henderson <rth@redhat.com>
4050 * function.c (pass_by_reference): New.
4051 (assign_parm_find_data_types): Use it.
4052 * calls.c (initialize_argument_information): Likewise.
4053 (emit_library_call_value_1): Likewise.
4054 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
4055 * function.h (pass_by_reference): Declare.
4057 2004-07-13 Richard Henderson <rth@redhat.com>
4059 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
4060 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
4061 * expr.h (MUST_PASS_IN_STACK): Remove.
4062 * system.h (MUST_PASS_IN_STACK): Poison.
4063 * tree.h (must_pass_in_stack_var_size): Declare.
4064 (must_pass_in_stack_var_size_or_pad): Declare.
4065 * calls.c (must_pass_in_stack_var_size): New.
4066 (must_pass_in_stack_var_size_or_pad): Rename from
4067 default_must_pass_in_stack.
4068 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
4069 (TARGET_MUST_PASS_IN_STACK): New.
4070 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
4071 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
4072 (TARGET_MUST_PASS_IN_STACK): New.
4073 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
4074 * config/frv/frv.c (frv_must_pass_in_stack): New.
4075 (TARGET_MUST_PASS_IN_STACK): New.
4076 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
4077 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
4078 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
4079 (ix86_must_pass_in_stack): Make static.
4080 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
4081 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
4082 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
4083 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
4084 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
4085 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
4086 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
4087 (mcore_must_pass_on_stack): Remove.
4088 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
4089 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
4090 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
4091 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
4092 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
4093 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
4094 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
4095 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
4096 (TARGET_MUST_PASS_IN_STACK): New.
4097 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
4098 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4099 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4100 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4101 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4102 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4103 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4106 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4107 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4108 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4109 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4110 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4111 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4112 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4113 config/xtensa/xtensa.c: Use target hook.
4115 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4117 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4118 * configure: Rebuilt.
4120 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4122 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4123 * config/mips/mips.h (mips_reg_names): Don't declare.
4124 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4125 (TARGET_NAME_REGS): Delete.
4126 (TARGET_SWITCHES): Remove -mrnames.
4127 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4128 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4130 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4131 (override_options): Remove handling of TARGET_NAME_REGS.
4133 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4135 * config/mips/mips.h (TARGET_*): Boolify.
4137 2004-07-12 Nick Clifton <nickc@redhat.com>
4139 * config.gcc: Add sh-*-symbianelf target.
4140 * config/sh/sh.c: Add new target macros:
4141 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4142 TARGET_CXX_IMPORT_EXPORT_CLASS.
4143 (sh_file_start): Create a definition of the .directive section.
4144 (sh_attribute): Add dllimport and dllexport attributes.
4145 * config/sh/symbian-pre.h: New file.
4146 * config/sh/symbian-post.h: New file.
4147 * config/sh/symbian.c: New file. Contains Symbian specific
4149 * config/sh/sh-protos.h: Add prototypes for new functions
4150 provided by symbian.c.
4151 * config/sh/t-symbian: New file.
4152 * doc/extend.texi: Document support for dllimport and dllexport
4153 attributes by the sh-symbianelf target.
4155 2004-07-12 James E Wilson <wilson@specifixinc.com>
4157 * Makefile.in (AR): Use @AR@ not ar.
4159 (AR_FOR_TARGET): Use $(AR) not ar for native.
4160 (NM_FOR_TARGET): Use $(NM) not nm for native.
4161 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4162 * configure: Regenerate.
4164 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4166 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4168 (ashldi3_sp64): Likewise.
4170 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4173 * pa.c (function_arg): Update comment.
4174 * pa.h (BLOCK_REG_PADDING): Define.
4176 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4178 PR tree-optimization/16461
4179 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4180 arguments of phi nodes.
4182 2004-07-12 Devang Patel <dpatel@apple.com>
4184 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4186 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4188 * function.c (expand_function_start): Ensure r_save is in Pmode.
4189 * calls.c (prepare_call_address): Ensure static_chain_value is
4191 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4192 r_save_area are in Pmode.
4193 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4194 fnaddr, and static_chain are in Pmode.
4196 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4199 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4201 2004-07-12 Richard Henderson <rth@redhat.com>
4203 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4204 next to build_builtin_va_list.
4205 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4206 * builtins.c (gimplify_va_arg_expr): Likewise.
4207 * gimplify.c (copy_if_shared_r): Likewise.
4209 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4211 * passes.c (rest_of_decl_compilation): Don't defer call of
4212 assemble_variable if its DECL_RTL is already set.
4214 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4216 * cfgloop.h (struct loop): Add nb_iterations field.
4217 (current_loops): Declare.
4218 * tree-chrec.c (chrec_not_analyzed_yet,
4219 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4220 chrec_contains_symbols_defined_in_loop): Remove the temporary
4222 * tree-flow-inline.h (loop_containing_stmt): New function.
4223 * tree-scalar-evolution.c: Add implementation.
4224 * tree-scalar-evolution.h: Add declarations.
4226 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4228 PR rtl-optimization/15921
4229 * Makefile.in (global.o): Add recog.h.
4231 * global.c (recog.h): Add the include-clause.
4232 (bb_info): New member earlyclobber.
4233 (allocate_bb_info, free_bb_info): Initialize/finish the new
4235 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4237 (check_earlyclobber, regclass_intersect,
4238 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4240 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4241 (make_accurate_live_analysis): Modify pavin.
4243 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4245 * tree-cfg.c (find_taken_edge): Statically compute the truth
4246 value of a predicate comparing an SSA_NAME to itself.
4248 2004-07-12 Roger Sayle <roger@eyesopen.com>
4250 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4251 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4252 by returning the cost of a multiplication plus an addition.
4254 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4256 PR tree-optimization/14107
4257 * gimplify.c (gimplify_return_expr): Accept a
4258 RETURN_EXPR with an error argument.
4259 * tree-optimize.c (init_tree_optimization_passes):
4260 Run pass_warn_function_return at -O0.
4262 2004-07-12 Roger Sayle <roger@eyesopen.com>
4264 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4267 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4269 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4270 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4271 * config/mips/3000.md: Add copyright notice. Remove automota and
4272 function units; use generic ones instead. Only define reservations
4273 for things that are different from generic.md. Extend each clause
4275 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4276 * config/mips/mips.md: Include them. Remove define_function_units.
4277 (alu, imuldiv): New automata and units.
4279 2004-07-12 Ben Elliston <bje@au.ibm.com>
4281 * doc/invoke.texi (Optimize Options): Document -frename-registers
4282 not being enabled by default at -O3.
4284 2004-07-11 Roger Sayle <roger@eyesopen.com>
4286 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4287 floating point additions, to keep real immediate constant positive.
4288 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4289 into X + C, and leave positive real constants as X - C.
4291 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4293 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4295 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4297 PR tree-optimization/15654
4298 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4300 2004-07-11 Roger Sayle <roger@eyesopen.com>
4302 * builtins.c (fold_builtin_fputs): Don't bother converting the
4303 return type to integer_type_node, as we've already checked that
4304 the result will be ignored.
4306 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4307 that signed addition, subtraction, multiplication, division,
4308 remainder, negation and absolute value may potentially trap.
4310 * fold-const.c (fold_ignored_result): New function to strip
4311 non-side-effecting tree nodes from an expression whose result
4313 (fold_convert): Call fold_ignored_result when casting a value
4315 (omit_one_operand): Call fold_ignored_result on the "omitted"
4316 operand when building a COMPOUND_EXPR.
4317 (pedantic_omit_one_operand): Likewise.
4318 * tree.h (fold_ignored_result): Prototype here.
4319 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4320 when we're going to ignore the result.
4322 2004-07-11 Richard Henderson <rth@redhat.com>
4325 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4326 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4327 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4328 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4329 (sra_elt_eq): Use fields_compatible_p.
4330 (generate_one_element_ref): Use find_compatible_field.
4332 2004-07-11 Richard Henderson <rth@redhat.com>
4335 * tree-sra.c (generate_one_element_init): New.
4336 (generate_element_init): Use it.
4337 (scalarize_init): Push/pop gimplify context around it.
4338 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4339 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4341 2004-07-11 Roger Sayle <roger@eyesopen.com>
4343 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4344 combine.c's combine_insn_cost.
4345 * rtl.h (insn_rtx_cost): Prototype here.
4346 * combine.c (combine_insn_cost): Delete function.
4347 (combine_validate_cost): Update callers of combine_insn_cost to
4348 call insn_rtx_cost instead.
4349 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4350 requesting the rtx_cost of call and/or jump instructions.
4352 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4353 rtx_cost directly. Don't request/use the cost of call or jump
4354 instructions. Return -1 if the cost of any instruction can't be
4355 determined (or the BB contains a function call).
4356 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4357 -1 (i.e. can't determine the cost of any instruction or the basic
4358 block contains a subroutine call).
4359 (find_if_case_2): Likewise.
4361 2004-07-11 Roger Sayle <roger@eyesopen.com>
4363 * rs6000.c (struct processor_costs): Change semantics of fields to
4364 include the COST_N_INSNS scaling, and update all initializers.
4365 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4366 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4367 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4368 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4370 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4372 * LANGUAGES: Remove obsolete information.
4374 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4376 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4377 SIGBUS signal frames, the PSW address points *to* the faulting
4378 instruction, not after it.
4380 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4382 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4383 added to TLS symbol addresses.
4385 2004-07-11 Richard Henderson <rth@redhat.com>
4387 * expmed.c (init_expmed): Use stack-local structures for
4388 temporary rtl. Don't recognize shifts.
4390 2004-07-11 Richard Henderson <rth@redhat.com>
4392 * expr.c (store_expr): Don't fiddle subreg promotion for types
4393 with precision smaller than the mode.
4395 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4397 * tree.h (all_types_permanent): Remove.
4399 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4401 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4402 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4403 * langhooks.c (lhd_clear_binding_stack): Remove.
4404 * langhooks-def.h (lhd_clear_binding_stack,
4405 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4406 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4407 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4408 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4409 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4410 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4411 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4412 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4413 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4414 * tree.h (poplevel): Don't declare.
4415 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4416 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4417 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4418 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4421 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4423 PR tree-optimization/16437
4424 * c-common.c (shorten_compare): Don't mark result of conversion to
4425 narrower signed type as overflowing.
4426 * fold-const.c (decode_field_reference): Determine whether
4427 signedness comes from outer type using precision rather than size.
4429 2004-07-11 Phil Edwards <phil@codesourcery.com>
4431 * configure.ac: Alphabetize --enable-checking list, add
4432 missing valgrind entry.
4433 * configure: Regenerate.
4435 2004-07-11 Phil Edwards <phil@codesourcery.com>
4437 * doc/install.texi (Testing): Fix syntax in "make check" example.
4439 2004-07-10 James E Wilson <wilson@specifixinc.com>
4441 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4443 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4445 PR rtl-optimization/16001
4446 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4449 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4451 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4453 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4454 James Morrison <phython@gcc.gnu.org>
4456 * doc/contrib.texi (Contributors): Add gfortran contributors and
4457 fix a couple of typos.
4459 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4461 PR rtl-optimization/15387
4462 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4463 to incoming args space correctly.
4465 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4467 * pa.c (output_indirect_call): Only use %r2 as the link register in
4468 indirect calls with the long PA 2.0 pc-relative branch.
4470 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4472 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4473 for the default tuning if TARGET_64BIT.
4475 2004-07-10 Richard Henderson <rth@redhat.com>
4477 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4478 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4480 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4482 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4483 * expmed.c (store_bit_field, extract_bit_field): Remove last
4485 * builtins.c (expand_builtin_signbit): Adjust callers.
4486 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4487 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4488 * ifcvt.c (noce_emit_move_insn): Likewise.
4489 * stmt.c (expand_return): Likewise.
4490 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4491 store_field, expand_expr_real_1): Likewise.
4493 2004-07-10 Richard Henderson <rth@redhat.com>
4495 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4497 2004-07-09 Mike Stump <mrs@apple.com>
4499 * config/darwin.c (no_dead_strip): Add.
4500 (HAVE_DEAD_STRIP): Add.
4501 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4504 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4506 * tree-ssa-loop-im.c: New file.
4507 * Makefile.in (tree-ssa-loop-im.o): Add.
4508 * cfgloop.c (superloop_at_depth): New function.
4509 * cfgloop.h (superloop_at_depth): Declare.
4510 * common.opt (ftree-lim): New flag.
4511 * expr.c (array_ref_up_bound): New function.
4512 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4513 * timevar.def (TV_LIM): New timevar.
4514 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4515 computing immediate uses of a phi node.
4516 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4517 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4518 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4519 * tree-pass.h (pass_lim): Declare.
4520 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4522 (pass_lim): New pass structure.
4523 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4524 * tree.c (in_array_bounds_p): New function.
4525 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4526 (in_array_bounds_p, array_ref_up_bound): Declare.
4527 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4528 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4530 2004-07-09 Richard Henderson <rth@redhat.com>
4532 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4534 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4537 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4539 * flags.h: Delete redundant prototypes that are being generated
4540 in options.h from common.opt.
4541 * common.opt: Add in the expository comments formerly in flags.h.
4543 2004-07-09 Jan Beulich <jbeulich@novell.com>
4545 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4546 available for use only when TARGET_MMX/_SSE is set, and check for
4547 variable argument function if any register count is non-zero.
4548 (function_arg): Correctly suppress repeated warnings for passing SSE
4549 vectors are arguments without SSE enabled.
4550 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4551 would be SSE register modes does no longer influence the alignment.
4553 2004-07-09 Richard Henderson <rth@redhat.com>
4555 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4556 Always align upward to arg boundary. Use size_in_bytes/round_up.
4557 Maintain type-correctness of constants.
4558 * stor-layout.c (round_up, round_down): Special-case powers of 2.
4560 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4562 * config/sparc/sparc.c (*_costs): Scale instruction costs
4564 (sparc_rtx_costs): Adjust as appropriate.
4566 2004-07-09 Jan Beulich <jbeulich@novell.com>
4568 * config/i386/mm3dnow.h: New.
4569 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
4571 2004-07-09 Richard Henderson <rth@redhat.com>
4573 * simplify-rtx.c (simplify_const_relational_operation): Only
4574 look at bounds of scalar integers.
4576 2004-07-09 Jan Beulich <jbeulich@novell.com>
4578 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
4580 2004-07-09 Andrew Pinski <apinski@apple.com>
4582 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
4584 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
4585 UOBJC_METACLASS_decl.
4587 2004-07-09 James E Wilson <wilson@specifixinc.com>
4590 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
4591 do return a parallel if hfa_mode == XFmode and mode == TImode.
4593 2004-07-09 Jan Beulich <jbeulich@novell.com>
4595 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
4596 permissible for unary plus.
4598 2004-07-09 Jan Beulich <jbeulich@novell.com>
4600 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
4601 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
4602 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
4603 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
4604 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
4605 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
4606 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
4607 (BUILTIN_xxxIMAX): New.
4608 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
4609 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
4610 BUILT_IN_PARITYIMAX.
4612 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4614 * config/sparc/sparc.h (processor_costs): Define.
4615 (sparc_costs): Declare.
4616 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
4617 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4618 ultrasparc3_costs): New.
4619 (sparc_override_options): Set sparc_costs as appropriate.
4620 (sparc_rtx_costs): Use sparc_costs instead of messy
4623 2004-07-09 Steven Bosscher <stevenb@suse.de>
4625 * doc/md.texi (Processor pipeline description): Mention that
4626 the old pipeline description is deprecated.
4628 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4629 mciu_7450 function unit to...
4630 (automaton ppc7450mciu): ...new automaton.
4632 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4633 (schedule_block): Don't consider inserting bubbles.
4634 (sched_init): Don't initialize DFA bubbles.
4635 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4636 TARGET_SCHED_DFA_BUBBLE): Remove.
4637 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4638 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4639 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4641 * stmt.c (conditional_context): Remove prototype.
4642 * tree.h (conditional_context): Remove.
4643 * tree-cfg.c (pre_insert_on_edge): Remove.
4645 * c-common.h (c_expand_asm_operands): Remove prototype.
4646 * c-typeck.c (c_expand_asm_operands): Remove.
4648 2004-07-09 Jan Beulich <jbeulich@novell.com>
4650 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4651 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4652 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4653 and V8QI are class SSE. All sufficiently small remaining vector modes
4654 must be passed in one or two integer registers.
4655 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4657 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4658 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4659 and must thus be handled explicitly.
4660 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4662 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4663 movv2sf_internal): Permit moving between MMX and XMM registers (since
4664 MMX areguments and return values are passed in XMM registers).
4665 (sse2_umulsidi3): Correct type and mode.
4667 2004-07-09 Richard Henderson <rth@redhat.com>
4669 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4671 2004-07-09 Eric Christopher <echristo@redhat.com>
4673 * config/rs6000/40x.md: Split into two automatons.
4675 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4676 Andrew Pinski <apinski@apple.com>
4678 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4679 on when we have more than one input file.
4680 (c_common_parse_file): Restore loop over all input files.
4681 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4683 * c-decl.c (set_type_context): New function.
4684 (pop_scope): Use it to set context of types. When we
4685 encounter a TYPE_DECL, set the context of the attached type too.
4686 (pop_file_scope): Don't call cpp_undef_all here.
4687 (diagnose_mismatched_decls): Do not complain about a second
4688 definition of an 'extern inline' function if it's not in the
4689 same translation unit. Do not complain about inline
4690 declaration after use if the use was in a different
4692 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4693 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4695 (pushdecl_top_level): Likewise.
4696 (grokdeclarator): Clarify what is going on with setting
4697 DECL_EXTERNAL on function types, a little.
4698 (c_write_global_declarations): Don't do anything if
4699 -fsyntax-only or errors have been encountered.
4701 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4703 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4705 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4708 * pa.c (output_indirect_call): Use %r2 as the link register when
4709 calling $$dyncall with a pc-relative branch.
4711 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4713 * doc/install.texi (Binaries): Mention OpenPKG.
4715 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4717 Fix PR tree-optimization/15555
4718 * tree-dfa.c (dump_variable): If the variable is a pointer
4719 SSA_NAME, also dump its points-to information.
4720 * tree-flow.h (struct ptr_info_def): Add field
4722 (dump_points_to_info_for): Declare.
4723 (debug_points_to_info_for): Declare.
4724 * tree-optimize.c (init_tree_optimization_passes): Add a
4725 second alias analysis pass after DOM2.
4726 Move pass_del_pta to a later spot.
4727 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4728 create a name tags when we find a dereferenced pointer. Just
4729 mark the pointer dereferenced.
4730 (collect_points_to_info_for): Move code to clear points-to
4731 information to create_name_tags.
4732 (create_name_tags): New function.
4733 (compute_flow_sensitive_aliasing): Call it.
4734 (setup_pointers_and_addressables): Mark type tags for renaming
4736 (create_memory_tag): ... here.
4737 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4738 (dump_points_to_info_for): Declare extern.
4739 (debug_points_to_info_for): New function.
4741 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4743 * config/arc/arc.md: Switch to DFA-based scheduler description.
4744 * config/arc/arc.c: Switch to DFA-based scheduler description.
4746 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4748 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
4751 2004-07-09 Richard Henderson <rth@redhat.com>
4753 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
4754 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4755 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
4756 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4758 * config/v850/v850-protos.h (v850_va_arg): Remove.
4759 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4760 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
4761 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
4762 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
4763 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
4765 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4768 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
4769 and DImode to use +/-4k offset.
4771 2004-07-09 Richard Henderson <rth@redhat.com>
4773 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
4775 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4776 (xstormy16_gimplify_va_arg_expr): Rewrite from
4777 xstormy16_expand_builtin_va_arg.
4778 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
4780 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
4781 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
4783 * config/sh/sh-protos.h (sh_va_arg): Remove.
4784 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4785 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
4786 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
4788 * config/pa/pa-protos.h (hppa_va_arg): Remove.
4789 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4790 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
4791 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4793 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
4794 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4795 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
4796 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
4798 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4800 * config/sparc/sparc.md (return): Rewrite length formula.
4801 * config/sparc/sparc.c (output_return): Pass 1 as 5th
4802 argument to final_scan_insn when in a delay slot.
4803 (output_sibcall): Likewise.
4805 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4807 * arm.c (arm_cpp_interwork): New variable.
4808 (arm_override_options): Set it if TARGET_INTERWORK was on the command
4810 * arm.h (arm_cpp_interwork): Declare it.
4811 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
4812 __THUMB_INTERWORK__ in the preprocessor.
4814 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
4816 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
4818 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4821 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
4822 Override default settings to account for -m32 and -m64.
4824 2004-07-08 Randolph Chung <tausq@debian.org>
4826 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4828 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
4830 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
4831 before comparing it as such.
4833 2004-07-08 Richard Henderson <rth@redhat.com>
4835 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
4836 temporary. Use bit arithmetic to align.
4838 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
4840 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
4841 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
4842 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
4843 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
4844 add_labels_and_missing_jumps, find_jump_block,
4845 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
4847 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
4848 link_btr_uses, move_btr_def): Likewise.
4849 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
4850 expand_builtin_expect_jump): Likewise.
4851 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
4852 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4853 * cfganal.c (forwarder_block_p): Likewise.
4854 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
4855 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
4856 find_bb_boundaries): Likewise.
4857 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4858 merge_blocks_move_predecessor_nojumps,
4859 merge_blocks_move_successor_nojumps, insns_match_p,
4860 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4861 try_optimize_cfg): Likewise.
4862 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
4863 * cfglayout.c (skip_insns_after_block, label_for_bb,
4864 record_effective_endpoints, insn_locators_initialize,
4865 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
4866 * cfgmainloop.c (create_loop_notes): Likewise.
4867 * cfgrtl.c (delete_insn, delete_insn_chain,
4868 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
4869 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
4870 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4871 redirect_branch_edge, force_nonfallthru_and_redirect,
4872 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
4873 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
4874 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
4875 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
4876 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
4877 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
4878 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
4879 * combine.c (combine_instructions, can_combine_p, try_combine,
4880 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
4881 distribute_notes, distribute_links, insn_cuid): Likewise.
4882 * cse.c (fold_rtx, cse_insn, cse_around_loop,
4883 invalidate_skipped_block, cse_set_around_loop,
4884 cse_end_of_basic_block, cse_main, cse_basic_block,
4885 cse_condition_code_reg): Likewise.
4886 * cselib.c (cselib_process_insn): Likewise.
4887 * ddg.c (create_ddg): Likewise.
4888 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
4890 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4891 gen_label_die, dwarf2out_var_location): Likewise.
4892 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
4893 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
4894 last_call_insn, active_insn_p, next_label, prev_label,
4895 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
4896 add_insn_before, remove_insn, add_function_usage_to,
4897 reorder_insns, find_line_note, remove_unnecessary_notes,
4898 emit_insn_after_1, classify_insn): Likewise.
4899 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
4900 connect_post_landing_pads, sjlj_mark_call_sites,
4901 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
4902 can_throw_internal, can_throw_external, set_nothrow_function_flags,
4903 convert_to_eh_region_ranges): Likewise.
4904 * explow.c (optimize_save_area_alloca): Likewise.
4905 * expr.c (expand_expr_real): Likewise.
4906 * final.c (insn_current_reference_address, compute_alignments,
4907 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
4908 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
4909 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
4910 propagate_block_delete_insn, propagate_one_insn,
4911 init_propagate_block_info, propagate_block, libcall_dead_p,
4912 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
4914 * function.c (instantiate_virtual_regs, reorder_blocks_1,
4915 expand_function_start, expand_function_end, contains,
4916 thread_prologue_and_epilogue_insns,
4917 reposition_prologue_and_epilogue_notes): Likewise.
4918 * gcse.c (constprop_register, bypass_conditional_jumps,
4919 insert_insn_end_bb, gcse_after_reload): Likewise.
4920 * genemit.c (gen_expand, gen_split): Likewise.
4921 * genpeep.c (gen_peephole, main): Likewise.
4922 * global.c (build_insn_chain): Likewise.
4923 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
4924 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
4925 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
4926 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
4927 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
4928 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
4929 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
4930 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
4931 dead_or_predicable): Likewise.
4932 * integrate.c (try_constants): Likewise.
4933 * jump.c (rebuild_jump_labels, cleanup_barriers,
4934 purge_line_number_notes, init_label_info, mark_all_labels,
4935 squeeze_notes, get_label_before, get_label_after,
4936 reversed_comparison_code_parts, simplejump_p, pc_set,
4937 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
4938 delete_barrier, delete_prior_computation, delete_computation,
4939 delete_related_insns, delete_for_peephole, redirect_jump):
4941 * lcm.c (optimize_mode_switching): Likewise.
4942 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
4944 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
4945 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
4946 * loop-iv.c (simplify_using_assignment): Likewise.
4947 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
4948 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
4949 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
4950 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
4951 check_insn_for_givs, check_final_value, update_giv_derive,
4952 basic_induction_var, product_cheap_p, check_dbra_loop,
4953 loop_insn_first_p, last_use_this_basic_block,
4954 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
4955 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
4956 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
4957 sms_schedule_by_order): Likewise.
4958 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
4959 * postreload.c (reload_cse_simplify_operands, reload_combine,
4960 reload_cse_move2add): Likewise.
4961 * predict.c (can_predict_insn_p, estimate_probability,
4962 expected_value_to_br_prob, process_note_predictions): Likewise.
4963 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
4964 * profile.c (branch_prob): Likewise.
4965 * ra-build.c (live_out_1, livethrough_conflicts_bb,
4966 detect_webs_set_in_cond_jump): Likewise.
4967 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
4968 ra_print_rtl_with_bb): Likewise.
4969 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
4970 * recog.c (next_insn_tests_no_inequality, find_single_use,
4971 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
4972 * reg-stack.c (next_flags_user, record_label_references,
4973 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
4974 compensate_edge, convert_regs_1): Likewise.
4975 * regclass.c (scan_one_insn): Likewise.
4976 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4977 regmove_optimize, fixup_match_1, single_set_for_csa,
4978 combine_stack_adjustments_for_block): Likewise.
4979 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
4980 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
4981 find_equiv_reg): Likewise.
4982 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
4983 reload_as_needed, emit_input_reload_insns, do_output_reload,
4984 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
4986 * reorg.c (find_end_label, emit_delay_sequence,
4987 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
4988 get_jump_flags, rare_destination, mostly_true_jump,
4989 try_merge_delay_insns, redundant_insn, own_thread_p,
4990 fill_simple_delay_slots, fill_slots_from_thread,
4991 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4992 dbr_schedule): Likewise.
4993 * resource.c (find_basic_block, next_insn_no_annul,
4994 find_dead_or_set_registers, mark_target_live_regs): Likewise.
4995 * rtl.h (RTX_PREV): Likewise.
4996 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
4997 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
4998 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4999 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
5000 tablejump_p, computed_jump_p, insns_safe_to_move_p,
5001 find_first_parameter_load, can_hoist_insn_p): Likewise.
5002 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
5003 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
5004 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
5005 schedule_ebbs): Likewise.
5006 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
5007 is_conditionally_protected, can_schedule_ready_p,
5008 add_branch_dependences, debug_dependencies): Likewise.
5009 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
5011 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
5012 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
5013 set_dominates_use, ujump_to_loop_cont): Likewise.
5014 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
5015 * varasm.c (output_constant_pool_1): Likewise.
5017 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5019 * tree-scalar-evolution.c: New file.
5020 * tree-scalar-evolution.h: New file.
5021 * tree-ssa-loop-niter.c: New file.
5022 * Makefile.in (SCEV_H): New.
5023 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
5024 * cfgloop.h (struct loop): Add bounds field.
5025 * tree-flow.h (struct tree_niter_desc): New type.
5026 (number_of_iterations_cond, number_of_iterations_exit,
5027 loop_niter_by_eval, find_loop_niter_by_eval,
5028 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
5029 free_numbers_of_iterations_estimates): Declare.
5030 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
5031 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
5032 * doc/invoke.texi (max-iterations-to-track): Document.
5034 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
5036 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
5037 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
5038 (MODE_AFTER): Add cast appropriately.
5039 * config/sh/sh.md (movdi splitter): Likewise.
5040 (casesi_worker_2): Add const qualifier appropriately.
5041 (eh_return): Remove unused variable.
5042 (insv): Initialize v;
5044 2004-07-08 Richard Henderson <rth@redhat.com>
5046 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
5047 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5048 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
5049 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
5050 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
5052 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
5053 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5054 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
5055 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
5057 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
5058 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5059 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
5060 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
5062 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
5063 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5064 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
5065 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
5067 * config/i860/i860-protos.h (i860_va_arg): Remove.
5068 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5069 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
5070 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
5072 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5074 * system.h: Prototype getpagesize if missing.
5075 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
5076 * configure: Regenerate.
5077 * config.in: Regenerate.
5079 2004-07-08 Richard Henderson <rth@redhat.com>
5081 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
5082 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5083 (fr30_gimplify_va_arg_expr): New.
5084 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
5085 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
5087 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
5090 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
5091 of asm_noperands result.
5093 2004-07-08 Richard Henderson <rth@redhat.com>
5095 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
5096 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5097 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
5098 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5100 2004-07-08 Richard Henderson <rth@redhat.com>
5102 * builtins.c (ind_gimplify_va_arg_expr): New.
5103 * tree.h (ind_gimplify_va_arg_expr): Declare.
5104 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5106 2004-07-08 Jan Beulich <jbeulich@novell.com>
5108 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5109 patterns also on vector elements other than the first one.
5110 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5113 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5115 * config/rs6000/darwin-ldouble.c: Correct reference
5116 to the Linnainmaa paper.
5118 2004-07-08 Richard Henderson <rth@redhat.com>
5120 * config/arc/arc-protos.h (arc_va_arg): Remove.
5121 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5122 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5123 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5125 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5126 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5127 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5128 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5130 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5132 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5134 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5136 * c-decl.c (static_ctors, static_dtors): Make static.
5137 (pop_file_scope): Call c_common_write_pch and
5138 cgraph_finalize_compilation_unit here.
5139 (build_cdtor): Moved here from c-objc-common.c; simplify.
5140 (c_write_global_declarations_1): Clarify comment.
5141 (c_write_global_declarations): Close the external scope before
5142 doing anything else. Call build_cdtor, cgraph_optimize, and
5143 mudflap_finish_file here.
5144 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5146 * c-objc-common.c: No need to include cgraph.h.
5147 (build_cdtor): Moved to c-decl.c.
5148 (c_objc_common_finish_file): Delete.
5149 * c-tree.h: Update to match.
5150 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5151 (generate_static_references): Set TREE_USED before calling finish_decl.
5152 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5153 on the static_instances_decl.
5155 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5157 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5158 decls when there is only one input translation unit.
5159 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5160 change of 2004-07-05; do not treat declarations with
5161 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5162 * opts.c (cur_in_fname): Delete.
5164 * tree.c: Revert changes of 2004-07-05; no special treatment
5165 for TRANSLATION_UNIT_DECLs.
5166 * Makefile.in (tree.o): Update dependencies.
5168 2004-07-08 Roger Sayle <roger@eyesopen.com>
5170 * builtins.c (fold_builtin_strcpy): Merge functionality from
5171 simplify_builtin_strcpy. Add additional len argument. No longer
5172 static. Remove function prototype.
5173 (fold_builtin_strncpy): Likewise integrate functionality from
5174 simplify_builtin_strncpy. Add additional slen argument. No
5175 longer static. Remove function prototype.
5176 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5177 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5178 types of "ignore" and "unlocked" parameters to bool.
5179 (fold_builtin_1): Add additional ignore argument. Call renamed
5180 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5181 builtins. Update arguments to fold_builtin_strncpy and
5182 fold_builtin_strcpy. Add function prototype.
5183 (fold_builtin): Add additional Boolean ignore argument to pass
5185 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5186 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5187 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5189 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5190 simplify_builtin_strncpy): Delete function prototypes.
5191 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5192 fold_builtin_strncpy): Add function prototypes here.
5193 (fold_builtin): Update function prototype with new "bool ignore".
5195 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5196 (ccp_fold_builtin): Update call to fold_builtin. Call
5197 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5198 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5199 simplify_builtin_strncpy respectively.
5200 * fold-const.c (fold): Update call to fold_builtin.
5202 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5204 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5207 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5208 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5209 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5210 * calls.c: Remove ifdefs of macros above.
5211 * functions.c: Likewise.
5214 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5216 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5217 (arch attribute): Delete.
5218 (current_function_calls_alloca attribute): Rename into calls_alloca.
5219 (calls_eh_return): New attribute.
5220 (leaf_function): Likewise.
5221 (length attribute): Fix formula for sibcalls.
5222 (return insn): Correctly compute the 'length' attribute.
5223 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5225 2004-07-08 Richard Henderson <rth@redhat.com>
5227 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5228 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5229 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5230 * tree-eh.c (lower_eh_constructs_1): Likewise.
5231 * tree-sra.c (sra_walk_modify_expr): Likewise.
5232 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5233 (eliminate_unnecessary_stmts): Likewise.
5234 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5235 * tree-tailcall.c (optimize_tail_call): Likewise.
5236 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5238 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5239 Jakub Jelinek <jakub@redhat.com>
5241 * config/i386/i386.c (override_options): Enable
5242 SSE prefetches with -mtune, as long as we are
5243 compiling for i686 or higher. All i686 processors
5244 accept SSE prefetches as NOPS, some i586's don't.
5246 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5249 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5251 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5253 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5254 the handling of clobbering ASM_EXPRs.
5256 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5259 * config/sparc/sparc.c (function_value): In 64-bit mode,
5260 return the aggregates larger than 16 bytes like unions.
5262 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5265 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5266 'temp' is zero, generate new pseudos as needed and emit the
5267 sequence of insns in single-assignment form. Resync comments
5269 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5270 function before reload.
5272 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5274 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5276 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5278 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5279 Allocation is signed.
5280 (VEC_reserve): Return flag, allocation is signed.
5282 2004-07-08 Richard Henderson <rth@redhat.com>
5284 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5285 OBJ_TYPE_REF_OBJECT.
5287 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5288 Neil Booth <neil@daikokuya.co.uk>
5292 * c-decl.c (finish_struct): Ensure bit-fields are given the
5294 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5295 the precision to match as well as the mode.
5296 * expr.c (reduce_to_bit_field_precision): New function.
5297 (expand_expr_real_1): Reduce expressions of bit-field type to
5299 * langhooks.h (reduce_bit_field_operations): New hook.
5300 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5302 * c-lang.c, objc/objc-lang.c
5303 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5304 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5306 * tree.c (build_nonstandard_integer_type): New function.
5307 * tree.h (build_nonstandard_integer_type): New prototype.
5308 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5309 conversions between integer and boolean types as useless.
5311 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5313 * c-common.c (c_common_nodes_and_builtins): Do not
5314 create __builtin_ptrdiff_t and __builtin_size_t.
5316 2004-07-08 Andrew Pinski <apinski@apple.com>
5318 * Makefile.in (libbackend.o): Add -combine to the gcc
5321 2004-07-08 Nick Clifton <nickc@redhat.com>
5323 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5326 2004-07-08 Richard Henderson <rth@redhat.com>
5328 * except.c (expand_eh_region_start, expand_eh_region_end,
5329 expand_eh_handler, expand_eh_region_end_cleanup,
5330 expand_start_all_catch, expand_start_catch, expand_end_catch,
5331 expand_end_all_catch, expand_eh_region_end_allowed,
5332 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5333 expand_eh_region_end_fixup): Remove.
5334 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5335 cleanups, outer_cleanups, label_chain, exception_region.
5336 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5337 (struct label_chain): Remove.
5338 (struct stmt_status): Remove x_stack_block_stack.
5339 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5340 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5341 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5342 end_cleanup_deferral, last_cleanup_this_contour,
5343 containing_blocks_have_cleanups_or_stack_level,
5344 any_pending_cleanups): Remove.
5345 (expand_null_return_1): Take no arguments.
5346 (expand_label, expand_naked_return, expand_return,
5347 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5348 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5349 expand_end_case_type): Don't use any of them.
5350 * calls.c (expand_call): Likewise.
5351 * dojump.c (do_jump): Likewise.
5352 * function.c (expand_function_end): Likewise.
5353 * expr.c (store_expr, expand_expr_real_1): Likewise.
5354 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5355 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5356 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5357 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5358 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5359 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5360 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5361 for WITH_CLEANUP_EXPR.
5362 (gimple_push_cleanup): Likewise.
5363 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5364 * print-tree.c (print_node): Likewise.
5365 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5366 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5367 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5368 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5369 (GOTO_SUBROUTINE_EXPR): Remove.
5370 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5371 (DECL_TOO_LATE): Remove.
5372 * except.h, tree.h: Update decls.
5374 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5376 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5377 * passes.c (rest_of_handle_final): Handle symout.
5378 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5380 (rest_of_handle_sched): Break out SMS. Remove ifs for
5381 flag_schedule_insns and flag_modulo_sched.
5382 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5384 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5385 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5386 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5387 rest_of_handle_mode_switching, rest_of_handle_jump,
5388 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5389 rest_of_handle_jump2, rest_of_handle_postreload,
5390 rest_of_handle_flow2, rest_of_clean_state,
5391 rest_of_handle_shorten_branches,
5392 rest_of_handle_prologue_epilogue,
5393 rest_of_handle_branch_target_load_optimize): New.
5394 (rest_of_compilation): Call the above. Remove ggc_collect
5395 calls moved to rest_of_handle_*.
5396 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5398 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5399 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5400 * except.h (set_nothrow_function_flags): Update comment.
5401 * function.c (current_function_nothrow): Remove.
5402 * output.h (current_function_nothrow): Remove.
5403 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5404 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5406 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5409 * reorg.c: Revert 2004-06-30 change.
5410 (find_end_label): If HAVE_epilogue and !HAVE_return,
5411 return 0 instead of creating a label at the end of the insn chain.
5412 (optimize_skip): Account for the failure mode of find_end_label.
5413 (fill_simple_delay_slots): Likewise.
5414 (fill_slots_from_thread): Likewise.
5415 (relax_delay_slots): Likewise.
5417 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5419 * tree-flow.h (addressable_vars): Declare.
5420 * tree-ssa-alias.c (addressable_vars): Define.
5421 (setup_pointers_and_addressables): Add addressable variables
5422 to addressable_vars.
5423 * tree-ssa-operands.c (get_stmt_operands): Move
5424 handling of ASM_EXPRs ...
5425 (get_asm_expr_operands): ... here.
5426 When the ASM_EXPR clobbers memory, also clobber addressable
5428 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5429 (delete_tree_ssa): Reset addressable_vars.
5431 2004-07-07 Jan Beulich <jbeulich@novell.com>
5432 Richard Henderson <rth@redhat.com>
5434 * varasm.c (assemble_variable): Use assemble_zeros for
5435 zero-initialized variables.
5436 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5437 for SECCAT_BSS and SECCAT_TBSS.
5439 2004-07-07 Jan Beulich <jbeulich@novell.com>
5441 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5443 * expmed.c (emit_store_flag): Also special-case double-word
5444 (in-)equality comparison against -1.
5446 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5447 passing arguments the containers for which are registers.
5449 * calls.c (emit_library_call_value_1): Use mode of function parameter
5450 rather than that of argument since constants have none.
5452 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5454 Introduce H8SX support.
5455 * expr.c (expand_strcpy): Renamed and moved to...
5456 * builtins.c (expand_movstr): ... here. Tweak.
5457 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5458 computed or has side effects.
5459 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5460 unused, or if mempcpy fails. Adjust the return value in the
5461 latter case. Use movstr if everything else fails.
5462 * doc/md.texi (movstr): Document.
5463 (movmemM, clrmemM): Fix explanation of memory block operands.
5464 * config/h8300/h8300.md (stpcpy): Renamed to...
5465 (movstr): ... this. Adjust.
5466 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5467 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5468 movmem* and clrstr* to clrmem*.
5469 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5470 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5471 GENERAL_REGS, always.
5472 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5473 getting the stack pointer as addr.
5474 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5475 from general_operand_dst.
5476 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5478 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5479 instead of requiring it to match only before reload.
5480 (stpcpy_internal_normal): New, normal-mode variant of...
5481 (stpcpy_internal): ... this. Add modes to operands. Disparage
5482 `D' instead of requiring it to match only before reload.
5483 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5485 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5486 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5488 * config/h8300/h8300.md (attr type): Add call.
5489 (attr can_delay): If type is call, set it no.
5490 (call, call_value): Set type to call.
5491 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5492 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5493 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5494 * tree.c (get_narrower): Don't narrow integral types into
5496 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5497 frame_size *before* the first use.
5498 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5500 (peephole2): Don't widen instructions that push SP. Move
5501 decrement of SP to the end of all stm-generating peepholes.
5502 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5503 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5504 and OR to set it to all ones.
5505 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5506 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5507 (call, call_value): Set can_delay to "no".
5508 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5509 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5510 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5511 * config/h8300/h8300.md (*brabit): Remove.
5512 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5513 zero_extract. Use bit_memory_operand as the predicate for
5514 operand 1 and 'WU' as the constraint. Check the difference
5515 between the base length and the final one when deciding which
5516 type of branch to use.
5517 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5518 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5519 Use convert_move to extend the result for TARGET_H8300SX. Check
5520 for QImode memory references. Optimize the case where the
5521 destination is a paradoxical subreg.
5522 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5523 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5524 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5525 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5526 * config/h8300/h8300.md: Include mova.md
5527 (length_table): Add mova and mova_zero.
5528 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5529 after all constant addresses for '%R', '%X', '%T' and '%S'.
5530 (h8300_mova_length): New function.
5531 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5532 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5533 dependencies for s-config, etc.
5534 * config/h8300/gemova.sh: New file.
5535 * config/h8300/mova.md: Generated.
5536 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5537 * config/h8300/h8300.c (h8300_bitfield_length): New.
5538 (nibble_operand): Adjust.
5539 (h8300_binary_length): Handle conditional binary op.
5540 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5541 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5542 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5543 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5544 constraints. WU is introduced as a variant of U that requires a
5545 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5546 * config/h8300/h8300.md (attr type): Added bitbranch.
5547 (attr length_table): Added bitfield and bitbranch.
5548 (attr length): Compute bitbranch length.
5549 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5550 least-significant bit of a byte.
5551 (brabit, brabc, brabs): New.
5552 (insv, extzv): Emit bfst and bfld on H8300SX.
5553 (bfld, bfst, seq, sne): New.
5554 (bstzhireg, cmpstz, bstz, bistz): New.
5555 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5556 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
5557 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
5558 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
5559 (h8sx_unary_memory_operator): New function.
5560 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
5561 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
5562 * config/h8300/h8300.md: Add peepholes to combine reloads and
5564 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5565 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
5566 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
5567 (and?i, ior?i, xor?i): Likewise.
5568 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5569 * config/h8300/h8300.c: Move enums and prototypes to head of file.
5570 Various whitespace fixes.
5571 (h8300_constant_length): New function, split out from...
5572 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
5573 (h8300_classify_operand): Use IN_RANGE.
5574 (h8300_classify_operand): Use h8300_constant_length.
5575 (h8300_short_move_mem_p): Tighten size check.
5576 (h8sx_mergeable_memrefs_p): Tighten equality check.
5577 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
5578 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
5580 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
5581 * config/h8300/crtn.asm: Likewise.
5582 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
5583 if __H8300SX__ is defined.
5584 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
5585 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
5586 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
5587 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
5588 addresses as mode-dependent.
5589 * config/h8300/h8300.c (print_operand_address): Update call to
5591 (h8300_get_index): Take a mode argument. Rework to fix an
5592 earlier misunderstanding.
5593 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
5594 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
5595 into a register if TARGET_H8300SX.
5596 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
5597 TARGET_H8300SX. Also disable related define_splits.
5598 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
5599 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
5600 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
5601 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5602 * config/h8300/h8300.h (OK_FOR_Z): New macro.
5603 (EXTRA_CONSTRAINT_STR): Check it.
5604 * config/h8300/h8300.c (h8300_classify_operand): Accept null
5606 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
5607 * config/h8300/h8300.md (length_table): Add mov_imm4.
5608 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
5609 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5610 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
5612 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
5613 * config/h8300/h8300.c (h8300_reorg): New function.
5614 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5615 * config/h8300/h8300.md (length): Subtract the length of the
5616 delay slot from (pc) when checking the range of forward branches.
5617 (delay_slot, can_delay): New attributes.
5618 (define_delay): Add bra/s handling.
5619 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5620 (jump): Add delayed-branch handling.
5621 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5622 * expr.c (expand_strcpy): New function.
5623 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5624 (expand_builtin_stpcpy): Likewise.
5625 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5626 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5627 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5628 handling to improve register allocation for -fno-omit-frame-pointer.
5629 (h8sx_split_movmd): Delete, moving er6 handling into...
5630 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5631 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5632 (movmd): Add calls to copy_rtx.
5633 (movmd_internal): In the second alternative, allow the initial and
5634 final destination registers to be different . Update the splitter
5635 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5636 instead of h8sx_split_movmd.
5637 (stpcpy, movsd): New expanders.
5638 (movsd_internal): New define_insn.
5639 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5640 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5641 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5642 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5643 and DESTINATION_REGS.
5644 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5645 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5646 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5647 (h8300_move_ratio): Declare.
5648 (MOVE_RATIO): Use it.
5649 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5650 (h8300_init_once): Initialize it.
5651 (h8300_reg_class_from_letter): New function.
5652 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5653 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5654 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5655 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5656 (movstrsi, movmd): New expanders.
5657 (movmd_internal): New insn.
5658 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5659 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5660 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5661 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5662 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5663 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5664 * config/h8300/h8300.c (nibble_operand): Fix warning.
5665 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5666 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5667 (movsf_h8300h): Disable for TARGET_H8300SX.
5668 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5669 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5670 h8300_stm_parallel and h8300_return_parallel.
5671 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5672 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5673 h8300_stm_parallel, h8300_return_parallel): New functions.
5674 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5675 if TARGET_H8300SX. Use h8300_push_pop.
5676 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5677 and final pop when generating h8sx code. Always emit some form
5679 * config/h8300/h8300.md: Don't enforce register alignment in
5680 stm peepholes if TARGET_H8300SX.
5681 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5682 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5683 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5684 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5685 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5686 (MULTILIB_DIRNAMES): Add a directory for it.
5687 (MULTILIB_MATCHES): Delete.
5688 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5689 * final.c (walk_alter_subreg): Handle addresses with subregs
5690 inside a ZERO_EXTEND or AND.
5691 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5692 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5694 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5695 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5696 @(dd,Rn.w) and @(dd,ERn.L).
5697 (h8300_displacement_size): Take the whole address as argument.
5698 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5699 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5700 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5701 (h8sx_mergeable_memrefs_p): Declare.
5702 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5703 (HAVE_PRE_INCREMENT): Likewise.
5704 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5705 addresses for TARGET_H8300SX,
5706 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5708 (movb_length_table, movl_length_table): New tables.
5709 (movw_length_table): Define to movb_length_table.
5710 (h8300_displacement_size): New, split out from...
5711 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5712 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5713 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5714 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5715 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5716 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5717 (h8sx_unary_shift_operator): Get the mode from the operator.
5718 (binary_shift_operator): Likewise.
5719 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5720 a memory reference, check whether the reference is offsettable.
5721 (length_table): Add movb, movw and movl.
5722 (movqi): Add new h8sx pattern. Don't force one operand to be a
5723 register when generating h8sx code.
5724 (movhi, movsi, movsf): Likewise.
5725 (movstrictqi): Use the length_table attribute.
5726 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5727 (addqi3): Split into a define_expand and define_insn. Don't accept
5728 memory operands in the expander. Use h8300_operands_match_p to
5729 check for matching operands in the define_insn.
5730 (subqi3, negqi2, one_cmplqi2): Likewise.
5731 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5732 in any patterns that are unused in h8sx code. In the h8sx patterns,
5733 use h8300_operands_match_p to check whether operands match.
5734 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5735 one_cmpl[hs]i3): Likewise.
5736 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5738 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5739 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5740 (h8300_insn_length_from_table): Add a second parameter.
5741 (output_h8sx_shift): Declare.
5742 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5743 (EXTRA_CONSTRAINT): Replace with...
5744 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
5745 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
5746 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
5747 and h8sx_binary_shift_operator.
5748 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
5750 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
5751 (bit_memory_operand, fix_bit_operand): Likewise.
5752 (h8300_length_table_for_insn): Remove.
5753 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
5755 (h8300_short_immediate_length, h8300_binary_length): New functions.
5756 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
5757 (output_plussi): Use sub to add negative constants.
5758 (compute_plussi_length): Adjust accordingly.
5759 (h8sx_single_shift_type): New enum.
5760 (h8sx_single_shift, h8sx_unary_shift_operator,
5761 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
5762 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
5763 single h8sx instruction. Return false in this case.
5764 * config/h8300/h8300.md (length_table): Add short_immediate.
5765 (length): Pass the operand array to h8300_insn_length_from_table.
5766 (adjust_length): Assume "no" for insns with a length_table attribute.
5767 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
5768 (*addhi3_h8300hs): Don't use for h8sx.
5769 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
5771 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
5772 1's predicate to nonimmediate_operand. Only skip default expansion
5773 if expand_a_shift or expand_a_rotate returns true. Add new patterns
5774 for single h8sx shift instructions.
5775 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
5776 * config/h8300/h8300.c (nibble_operand): Split out of...
5777 (reg_or_nibble_operand): ... this.
5778 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
5779 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
5780 umulhisi3): Introduce expand, and introduce separate insns for
5781 sign- or zero-extended REG and already-extended CONST_INT.
5782 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
5783 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
5784 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
5785 (subhi3): Likewise. Don't accept immediates for operand 1.
5786 Remove the early clobber from second alternative of the h8300s pattern.
5787 (subsi3): Generalize for h8sx. Force operand 2 into a register
5788 on plain h8300 targets.
5789 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
5790 (subsi3_h8300h): Generalize for h8sx.
5791 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
5792 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
5793 * config/h8300/h8300.c (reg_or_nibble_operand): New.
5794 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5795 (TARGET_H8300SXMUL): New.
5796 (CONST_OK_FOR_P): New.
5797 (CONST_OK_FOR_LETTER_P): Adjust.
5798 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
5799 umulhisi3): Accept 4-bit immediate on H8SX.
5800 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
5801 (udivsi3, divhi3, udivsi3, divsi3): New.
5802 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
5803 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
5804 * config/h8300/h8300.h (OK_FOR_Q): New macro.
5805 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
5806 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
5807 Add ADDRESSOF to the bit_operand entry.
5808 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
5809 (h8300_src_operand): Likewise.
5810 (bit_operand): Check nonimmediate_operand rather than general_operand.
5811 Accept any nonimmediate_operand in h8sx code.
5812 (h8300_and_costs): Initialize operands[1].
5813 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
5814 (h8300_operand_class): New enum.
5815 (h8300_length_table): New typedef.
5816 (addb_length_table, addw_length_table, addl_length_table,
5817 logicl_length_table): New tables.
5818 (logicb_length_table, logicw_length_table): New macros.
5819 (h8300_classify_operand, h8300_length_from_table,
5820 h8300_length_table_for_insn, h8300_unary_length,
5821 h8300_insn_length_from_table): New functions.
5822 (output_plussi): Only use adds and subs for register destinations.
5823 Disable redundant clause.
5824 (compute_plussi_cc): Likewise.
5825 (compute_plussi_length): Likewise. Use h8300_length_from_table
5826 to work out the length of an insn.
5827 (output_logical_op): Only use narrower immediate instructions
5828 if the destination is a register.
5829 (compute_logical_op_cc): Likewise.
5830 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
5831 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
5832 * config/h8300/h8300.md (length_table): New attribute.
5833 (length): When an instruction has a length_table attribute, use
5834 h8300_insn_length_from_table to calculate its default length.
5835 (cmpqi): Use h8300_dst_operand for the first operand and
5836 h8300_src_operand for the second.
5837 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
5838 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
5839 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
5840 iorsi3, xorhi3, xorsi3): Likewise.
5841 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
5842 so that it allows any combination of operands for TARGET_H8300SX.
5843 (iorqi3, xorqi3): Likewise.
5844 (cmpqi): Use the length_table attribute.
5845 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
5846 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5847 (cmpqi): Add 'Q' constraint.
5848 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
5849 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5850 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
5851 * config/h8300/h8300.h (MASK_H8300SX): New macro.
5852 (TARGET_H8300S): True for both -ms and -msx.
5853 (TARGET_H8300SX): New macro.
5854 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
5855 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
5856 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
5857 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
5859 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
5860 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
5861 16-bit pointers and 32-bit ints.
5862 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
5863 CONST_DOUBLE with mode no wider than SImode.
5864 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
5866 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
5867 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
5869 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5870 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
5871 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
5873 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5875 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
5877 2004-07-07 Per Bothner <per@bothner.com>
5879 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
5881 2004-07-07 Mike Stump <mrs@apple.com>
5883 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
5884 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
5885 (machopic_finish): Likewise.
5887 2004-07-07 Richard Henderson <rth@redhat.com>
5889 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
5890 through any value-preserving cast.
5892 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5894 * function.c (assign_parm_find_data_types): Call
5895 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
5897 2004-07-07 Steven Bosscher <stevenb@suse.de>
5899 * tree-cfg.c (group_case_labels): Remove case labels that have
5900 the same target as the default case.
5902 2004-07-07 Steven Bosscher <stevenb@suse.de>
5904 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
5905 regardless of DECL_LANG_SPECIFIC being present or not.
5906 * tree.h (DECL_NUM_STMTS): Purge.
5908 2004-07-07 Andrew Pinski <apinski@apple.com>
5910 * configure: Regenerate with the right autoconf.
5912 2004-07-07 David Edelsohn <edelsohn@gnu.org>
5914 * ifcvt.c (total_bb_rtx_cost): New function.
5915 (find_if_case_1): Compare rtx_cost of basic block to cost of
5917 (find_if_case_2): Same.
5919 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5922 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
5923 (output_return): Likewise.
5924 (output_sibcall): Abort if !flag_delayed_branch.
5925 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
5926 (emit_and_preserve): New function.
5927 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
5928 indirect jump to the thunked-to function if !flag_delayed_branch.
5929 * config/sparc/sparc.md (delayed_branch): New attribute.
5930 (load_pcrel_sym): Honor flag_delayed_branch. Use above
5931 attribute to compute the length of the insn.
5932 (goto_handler_and_restore): Likewise.
5934 2004-07-07 Andrew Pinski <apinski@apple.com>
5936 PR tree-optimization/15777
5937 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
5939 * expr.c (expand_expr_real_1): Fix formating.
5940 BUFFER_REF and IN_EXPR are dead.
5941 * fold-const.c (non_lvalue): BUFFER_REF is dead.
5942 * tree-inline.c (estimate_num_insns_1): Likewise.
5943 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
5944 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
5945 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
5947 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
5949 * collect2.c (dump_file): Don't call cplus_demangle if
5950 HAVE_LD_DEMANGLE is defined.
5951 (main): Pass "--demangle" to ld if no_demangle is not 0 and
5952 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
5953 if HAVE_LD_DEMANGLE is defined.
5955 * configure.ac (--with-demangler-in-ld): Added
5956 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
5957 --with-demangler-in-ld is used.
5958 * config.in: Regenerated.
5959 * configure: Likewise.
5961 2004-07-07 Roger Sayle <roger@eyesopen.com>
5963 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
5964 for simple floating point operations "fp", double precision
5965 multiplication "dmul", and single and double precision division
5966 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
5967 (ppc630_cost): New table split from ppc620_cost, to distinguish
5968 differences in floating point latencies.
5969 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
5970 (rs6000_rtx_costs): Add support for single and double precision
5971 floating point addition, subtraction, multiplication, division,
5972 fused-multiply-add, fused-multiply-sub, negation, absolute value
5973 and negative absolute value. Tweak MEM case to use prefered idiom.
5975 2004-07-07 Richard Henderson <rth@redhat.com>
5977 * tree-flow-inline.h (may_propagate_copy): Move...
5978 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
5979 attempt to copy between types requiring conversion.
5980 * tree-flow.h (may_propagate_copy): Update decl.
5981 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
5983 2004-07-07 Jakub Jelinek <jakub@redhat.com>
5985 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
5986 from -mtune= option.
5988 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5990 * builtins.c: Rename movstr*, except for movstrict*, to
5991 movmem* and clrstr* to clrmem*.
5994 * genopinit.c: Likewise.
5995 * integrate.c: Likewise.
5996 * local-alloc.c: Likewise.
5997 * optabs.c: Likewise.
5998 * optabs.h: Likewise.
5999 * config/alpha/alpha.h: Likewise.
6000 * config/alpha/alpha.md: Likewise.
6001 * config/arm/arm-protos.h: Likewise.
6002 * config/arm/arm.c: Likewise.
6003 * config/arm/arm.md: Likewise.
6004 * config/avr/avr.md: Likewise.
6005 * config/c4x/c4x.c: Likewise.
6006 * config/c4x/c4x.md: Likewise.
6007 * config/frv/frv.md: Likewise.
6008 * config/i386/i386-protos.h: Likewise.
6009 * config/i386/i386.c: Likewise.
6010 * config/i386/i386.h: Likewise.
6011 * config/i386/i386.md: Likewise.
6012 * config/i860/i860.c: Likewise.
6013 * config/i860/i860.md: Likewise.
6014 * config/ip2k/ip2k.md: Likewise.
6015 * config/ip2k/libgcc.S: Likewise.
6016 * config/ip2k/t-ip2k: Likewise.
6017 * config/m32r/m32r.c: Likewise.
6018 * config/m32r/m32r.md: Likewise.
6019 * config/mcore/mcore.md: Likewise.
6020 * config/mips/mips.c: Likewise.
6021 * config/mips/mips.md: Likewise.
6022 * config/ns32k/ns32k.c: Likewise.
6023 * config/ns32k/ns32k.h: Likewise.
6024 * config/ns32k/ns32k.md: Likewise.
6025 * config/pa/pa.c: Likewise.
6026 * config/pa/pa.md: Likewise.
6027 * config/pdp11/pdp11.h: Likewise.
6028 * config/pdp11/pdp11.md: Likewise.
6029 * config/rs6000/rs6000.c: Likewise.
6030 * config/rs6000/rs6000.md: Likewise.
6031 * config/s390/s390-protos.h: Likewise.
6032 * config/s390/s390.c: Likewise.
6033 * config/s390/s390.md: Likewise.
6034 * config/sh/lib1funcs.asm: Likewise.
6035 * config/sh/sh.c: Likewise.
6036 * config/sh/sh.md: Likewise.
6037 * config/sh/t-sh: Likewise.
6038 * config/sparc/sparc.h: Likewise.
6039 * config/vax/vax.md: Likewise.
6040 * config/xtensa/xtensa.c: Likewise.
6041 * config/xtensa/xtensa.md: Likewise.
6042 * doc/invoke.texi: Likewise.
6043 * doc/md.texi: Likewise.
6044 * doc/rtl.texi: Likewise.
6046 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
6049 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
6050 * config/mips/mips.c (mips_declare_common_object): New function,
6051 mostly split out from...
6052 (mips_output_aligned_decl_common): ...here.
6053 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
6054 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
6055 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
6056 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
6058 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6061 * function.c (assign_parms): Fix typo from previous change.
6063 2004-07-07 Jason Merrill <jason@redhat.com>
6066 * doc/extend.texi (C++ Interface): Correct information and
6069 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
6074 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
6077 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6080 * config/m32r/m32r.c (m32r_function_symbol): New function:
6081 Generate a symbol name RTX with the correct m32r specific flags
6083 (block_move_call): Use new function to generate correct symbol.
6084 * config/m32r/m32r-protos.h: Add prototype for new funcion.
6085 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
6088 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6090 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
6091 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
6092 TYPE_BINFO_BASETYPE): Remove.
6093 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
6095 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
6097 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
6098 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6099 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6100 (struct tree_binfo): Rename base_types to base_binfos.
6101 * alias.c (record_component_aliases): Adjust BINFO macros.
6102 * dbxout.c (dbxout_type): Likewise.
6103 * dwarf2out.c (gen_member_die): Likewise.
6104 * sdbout.c (sdbout_one_type): Likewise.
6105 * tree-dump.c (deque_and_dump): Likewise.
6106 * config/i386/i386.c (classify_argument,
6107 contains_128bit_aligned_vector_p): Likewise.
6109 2004-07-07 Nick Clifton <nickc@redhat.com>
6111 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6112 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6114 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6116 * vec.h: Fix the example use.
6118 2004-07-06 Richard Henderson <rth@redhat.com>
6120 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6121 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6122 * tree-inline.c (copy_body_r, setup_one_parameter,
6123 initialize_inlined_parameters, expand_call_inline,
6124 declare_inline_vars): Don't check it.
6125 (expand_calls_inline): Remove old version, rename new version
6126 from gimple_expand_calls_inline.
6127 * tree-optimize.c (execute_gimple): Remove.
6128 (pass_gimple): Don't run anything.
6130 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6132 * doc/sourcebuild.texi: Use semicolons instead of commas in
6135 2004-07-06 Richard Henderson <rth@redhat.com>
6137 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6138 (sra_walk_modify_expr, scan_init): Likewise.
6139 (generate_element_zero): Check visited before scanning children.
6140 (generate_element_init): Set visited on error.
6141 (scalarize_init): Handle generate_element_init failure similar
6144 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6146 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6147 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6149 2004-07-06 Richard Henderson <rth@redhat.com>
6151 * config/i386/i386.c (legitimize_pic_address): Make static.
6152 (legitimize_address): Handle CONST with TLS operand.
6153 (ix86_expand_move): Don't call legitimize_pic_address directly.
6154 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6156 2004-07-06 Roger Sayle <roger@eyesopen.com>
6158 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6159 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6160 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6161 is currently executed unconditionally, i.e. not in "else_bb".
6163 2004-07-06 Steven Bosscher <stevenb@suse.de>
6165 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6166 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6167 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6168 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6169 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6170 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6171 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6172 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6173 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6174 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6175 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6176 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6177 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6178 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6179 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6180 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6182 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6184 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6185 * expr.c (expand_expr_real_1): Ditto.
6186 * tree-inline.c (estimate_num_insns_1): Ditto.
6187 * tree-pretty-print.c (dump_generic_node): Ditto.
6191 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6193 * tree-ssa-pre.c (reference_node_pool): New pool.
6194 (find_or_generate_expression): Class 'r' is okay too.
6195 (create_value_expr_from): Ditto.
6196 (add_to_sets): LHS should not include vuses.
6198 (compute_avail): Reverse ordering of tests.
6199 Valuize INDIRECT_REF as well.
6201 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6203 PR rtl-optimization/16380
6204 * loop.c (check_dbra_loop): Sink comparison instructions if they
6205 do something other than set cc0.
6207 2004-07-06 James E Wilson <wilson@specifixinc.com>
6209 * doc/interface.texi (longjmp and automatic variables): Delete
6210 paragraph recommending taking the address of a variable.
6212 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6214 * vec.h (VEC_embedded_alloc): Remove.
6215 (VEC_embedded_size, VEC_embedded_init): New.
6216 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6218 (VEC_truncate): New.
6219 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6220 (vec_embedded_alloc): Remove.
6221 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6222 (vec_embedded_alloc): Remove.
6224 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6226 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6227 (gt-langhooks.h): Remove.
6229 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6231 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6233 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6235 * config/sparc/sparc.c (get_pc_symbol): Rename into
6236 add_pc_to_pic_symbol.
6237 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6238 (load_pic_register): Account for previous changes.
6239 Use reg_names. Don't create the label twice.
6240 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6241 UNSPEC_LOAD_PCREL_SYM.
6242 (get_pc): Rename into load_pcrel_sym. Add predicate to
6243 operands. Remove condition.
6245 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6247 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6248 RECORD, UNION & QUAL_UNION is actually a binfo.
6250 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6251 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6252 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6253 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6254 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6255 (gen_inheritance_die): Likewise.
6256 * tree-dump.c (deque_and_dump): Likewise.
6257 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6259 2004-07-06 Steven Bosscher <stevenb@suse.de>
6261 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6263 * config/mcore/mcore.md: Model memory latency with a simple DFA
6264 pipeline description instead of a define_function_unit.
6266 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6268 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6269 * langhooks.h (var_mod_type_p): Likewise.
6270 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6271 * expr.c (count_type_elements): Properly handle return from
6272 array_type_nelts and properly test for overflow.
6273 * gimplify.c (gimplify_init_constructor): Properly handle return
6274 from array_type_nelts.
6275 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6276 * integrate.c (copy_decl_for_inlining): Correct comments.
6277 * tree-inline.c (remap_decl): Update comments, remove dead code,
6278 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6279 (remap_type): Only remap if variably modified by vars in function
6281 (copy_body_r): Use compatible_type langhooks to see when can fold.
6282 (setup_one_parameter): Don't remap type.
6283 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6284 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6285 compute TREE_INVARIANT for decl case.
6286 (find_var_from_fn): New function.
6287 (variably_modified_type_p): Add arg and call new function.
6288 * tree.h (variably_modified_type_p): Add extra arg.
6290 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6292 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6293 (goto_handler_and_restore_v9): Delete disabled insn.
6294 (goto_handler_and_restore_v9_sp64): Likewise.
6296 2004-07-05 Roger Sayle <roger@eyesopen.com>
6298 * calls.c (load_register_parameters): Call expand_shift instead
6299 of expand_binop with ashl_optab (or other shift optab) directly.
6300 * expr.c (emit_group_load, emit_group_store): Likewise.
6301 * function.c (assign_parm_setup_block): Likewise.
6302 * stmt.c (shift_return_value): Likewise.
6304 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6306 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6308 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6310 * doc/sourcebuild.texi: Revert previous patch.
6312 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6314 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6315 TARGET_MEM_FUNCTIONS.
6316 * system.h: Poison TARGET_MEM_FUNCTIONS.
6317 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6318 bcmp_libfunc, bzero_libfunc): Remove.
6319 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6321 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6322 * doc/standards.texi: Don't mention calling BSD string functions.
6323 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6324 * config/vax/t-memfuncs: New.
6325 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6326 config/memset.c: New.
6327 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6328 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6330 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6331 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6332 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6333 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6334 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6335 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6336 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6337 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6338 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6339 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6341 2004-07-05 Richard Henderson <rth@redhat.com>
6343 * function.c (assign_parm_setup_reg): Properly rename variables in
6344 FUNCTION_ARG_CALLEE_COPIES section.
6346 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6348 * tree-mudflap.c: Include cgraph.h.
6349 (mf_init_extern_trees): Rename to mudflap_init. Export.
6350 Rewrite to create synthetic declarations instead of looking
6351 up declarations from mf-runtime.h.
6352 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6353 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6355 (execute_mudflap_function_decls, mudflap_register_call):
6356 Don't call mf_init_extern_trees.
6357 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6359 * tree-mudflap.h: Update prototypes.
6360 * c-mudflap.c: Delete file.
6361 * c-common.c: Include tree-mudflap.h.
6362 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6363 * Makefile.in: Remove all references to c-mudflap.o.
6364 Update dependencies.
6366 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6368 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6369 displacements with the spatial-locality cache-control completer.
6371 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6373 * langhooks.c: Don't include gt-langhooks.h.
6374 (var_labelno): Delete.
6375 (lhd_set_decl_assembler_name): Do not append a distinguishing
6376 number to file-scope internal-linkage declarations for the first
6377 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6378 the declaration itself (if at block scope), or its containing
6379 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6382 * opts.c (cur_in_fname): New global.
6383 * opts.h: Declare it.
6384 * tree.c: Include opts.h.
6385 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6386 DECL_UID equal to cur_in_fname.
6387 (copy_node_stat): Do not change DECL_UID when copying a
6388 TRANSLATION_UNIT_DECL.
6389 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6390 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6392 * c-decl.c (c_static_assembler_name): Delete.
6393 * c-tree.h (c_static_assembler_name): Delete prototype.
6394 * c-lang.c, objc/objc-lang.c: Don't override
6395 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6397 * Makefile.in (tree.o): Update dependencies.
6398 (GTFILES): Remove langhooks.c.
6400 2004-07-05 Roger Sayle <roger@eyesopen.com>
6402 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6403 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6404 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6405 Optimize "X % -Y" as "X % Y" for signed modulus.
6406 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6407 into "((unsigned) X % Y) == 0".
6409 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6411 * sourcebuild.texi (Config Fragments): Use @comma{} in
6412 cross-reference to section title.
6414 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6416 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6417 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6418 (gimplify_target_expr, gimplify_expr): Likewise.
6419 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6420 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6422 (gimplify_compound_lval): See if we can strip any useless conversion.
6423 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6425 (gimplify_modify_expr_to_memset): Likewise.
6426 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6427 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6428 (declare_inline_vars): Likewise.
6429 (walk_type_fields): New function.
6430 (walk_tree): Use it.
6431 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6433 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6434 (sra_walk_modify_expr): Allow init function to fail.
6435 (scan_init): Now returns bool.
6436 (generate_element_init): If can't understand INIT, return false.
6437 (scalarize_init): Return false if generate_element_init does.
6439 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6442 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6443 bounds if bounds aren't constant.
6445 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6447 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6448 to type hooks; remove bogus PARAMS.
6450 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6452 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6453 * dwarf2out.c (add_data_member_location_attribute): Check for
6455 * tree.c (tree_node_kinds): Add "binfos".
6456 (binfo_lang_slots): New.
6457 (make_node_stat): Add TREE_BINFO.
6458 (make_tree_binfo_stat): New.
6459 (tree_node_structure): Add TREE_BINFO.
6460 * tree.def (TREE_BINFO): New.
6461 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6462 (RECORD_OR_UNION_CHECK): ... here.
6463 (NOT_RECORD_OR_UNION_CHECK): New.
6464 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6465 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6466 RECORD_OR_UNION_CHECK.
6467 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6468 (TYPE_LANG_SLOT_1): New.
6469 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6470 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6471 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6472 (BINFO_ELTS): Remove.
6473 (BINFO_LANG_SLOT): New.
6474 (struct tree_binfo): New.
6475 (binfo_lang_slots): Declare.
6476 (enum tree_node_structure_enum): Add TS_BINFO.
6477 (union tree_node): Add binfo.
6478 (make_tree_binfo_stat): Declare.
6479 (make_tree_binfo): New.
6480 (enum tree_node_kind): Add binfo_kind.
6482 * objc/objc-act.c (start_class, objc_declare_protocols,
6483 start_protocols): Use TYPE_LANG_SLOT_1.
6484 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6486 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6487 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6488 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6489 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6491 2004-07-05 Steven Bosscher <stevenb@suse.de>
6493 * rtl.h (struct rtx_def): Remove the integrated flag.
6494 Use the return_val flag for MEM_SCALAR_P.
6495 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6497 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6500 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6501 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6504 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6506 * var-tracking.c: Fix some comments.
6507 (frame_stack_adjust): New.
6508 (vt_stack_adjustments): Init stack_adjust of entry block to
6509 minus stack adjustment of function prologue.
6510 (adjust_stack_reference): Do not adjust if adjustment == 0.
6511 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6512 (emit_notes_in_bb): Likewise.
6513 (vt_add_function_parameters): Do not adjust locations of
6515 (vt_initialize): Compute the stack adjustment of function
6516 prologue and offset the initial "location" of frame_base_decl
6517 from the stack pointer after prologue.
6519 2004-07-04 Richard Henderson <rth@redhat.com>
6521 * function.c (struct assign_parm_data_all): New.
6522 (struct assign_parm_data_one): New.
6523 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6524 assign_parm_find_data_types, assign_parms_setup_varargs,
6525 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6526 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6527 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6528 assign_parm_setup_block, assign_parm_setup_reg,
6529 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6530 (assign_parms): ... here.
6532 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6534 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6535 now are bitmap_set_t's.
6536 (bitmap_insert_into_set): No point in inserting the value if
6538 (bitmap_set_contains): New function.
6539 (bitmap_set_replace_value): Add comment on why we do it
6541 (set_contains): Removed.
6542 (bitmap_set_subtract_from_value_set): New name of
6543 set_subtract now that it's arguments are two different
6546 (bitmap_find_leader): Change algorithm used.
6547 (find_or_generate_expression): Update use of functions for new
6549 (create_expression_by_pieces): Ditto.
6550 (insert_aux): Ditto.
6552 (add_to_sets): Ditto.
6554 (execute_pre): Ditto.
6555 (compute_avail): Ditto.
6556 Also ignore virtual phis.
6558 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6560 * combine.c (simplify_comparison): Fix comment typo.
6562 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6564 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
6565 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
6566 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
6567 (output_restore): Change parameter from 'insn' to 'pat'.
6568 (output_return): Adjust call to output_restore.
6569 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
6570 Adjust call to output_restore.
6572 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6574 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
6575 and assert system is bsd.
6577 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6579 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
6580 (TARGET_SWITCHES): Remove -mdebugc.
6581 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
6582 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
6583 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
6584 (sle_[sd]i_reg): Delete.
6586 2004-07-04 Steven Bosscher <stevenb@suse.de>
6588 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6590 * config/iq2000/iq2000.md: Translate old pipeline description to an
6593 2004-07-04 Roger Sayle <roger@eyesopen.com>
6595 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
6596 Ensure the replacement rhs is valid gimple before performing
6597 the substitution. Return false if these sanity checks fail.
6598 (fold_stmt): Only set changed to true, if set_rhs returns true.
6599 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
6602 2004-07-04 Richard Henderson <rth@redhat.com>
6605 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
6607 2004-07-04 Mark Mitchell <mark@codesourcery.com>
6609 * configure.ac (ranlib_flags): New variable.
6610 * Makefile.in (RANLIB_FLAGS): New variable.
6611 (libbackend.a): Use it.
6612 * configure: Regenerated.
6614 2004-07-04 Roger Sayle <roger@eyesopen.com>
6616 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
6617 a "sign mask" instead of using ashr_optab directly.
6619 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6621 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6622 * doc/cppopts.texi: Clarify processing of command-line defines.
6624 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6626 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6628 2004-07-04 Richard Henderson <rth@redhat.com>
6630 * rtl.def (ADDRESSOF): Remove.
6631 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6632 (find_base_term, memrefs_conflict_p): Likewise.
6633 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6634 (fold_rtx, cse_insn, set_live_p): Likewise.
6635 * dwarf2out.c (mem_loc_descriptor): Likewise.
6636 (add_location_or_const_value_attribute): Likewise.
6637 * emit-rtl.c (copy_insn_1): Likewise.
6638 * explow.c (memory_address): Likewise.
6639 * expmed.c (store_split_bit_field): Likewise.
6640 * expr.c (expand_expr_real_1): Likewise.
6641 * function.c (instantiate_decl
6642 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6643 * genrecog.c (preds, validate_pattern): Likewise.
6644 * integrate.c (copy_rtx_and_substitute): Likewise.
6645 * recog.c (general_operand, register_operand): Likewise.
6646 (memory_address_p): Likwise.
6647 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6648 * rtl.c (copy_rtx): Likewise.
6649 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6650 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6651 * rtlhooks.c (gen_lowpart_general): Likewise.
6652 * stmt.c (expand_asm_operands): Likewise.
6653 * web.c (entry_register, replace_ref, web_main): Likewise.
6654 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6655 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6656 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6657 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6658 * config/frv/frv.c (move_destination_operand, move_source_operand,
6659 condexec_dest_operand, condexec_source_operand,
6660 condexec_memory_operand): Likewise.
6661 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6662 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6663 (destination_xfmode_operand): Likewise.
6664 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6665 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6666 * config/s390/s390.c (general_s_operand): Likewise.
6667 * config/s390/s390.md (mov*): Likewise.
6668 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6670 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6671 * expr.c (expand_expr_real_1): Likewise.
6672 * stmt.c (expand_decl): Likewise.
6673 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6675 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6676 postponed_insns, put_var_into_stack, put_reg_into_stack,
6677 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6678 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6679 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6680 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6681 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6682 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6683 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6684 struct insns_for_mem_walk_info, insns_for_mem_walk,
6685 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6686 setjmp_protect_args): Remove.
6687 (push_function_context_to): Don't handle var_refs_queue.
6688 (pop_function_context_from, free_after_compilation): Likewise.
6689 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6690 (assign_parms, allocate_struct_function): Likewise.
6691 (use_register_for_decl): New.
6692 (expand_function_end): Don't setjmp_protect.
6693 * function.h (struct emit_status): Update commentary.
6694 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6695 (max_parm_reg, parm_reg_stack_loc): Remove.
6696 * passes.c (DFI_addressof): Remove.
6697 (dump_file_info): Remove addressof.
6698 (rest_of_handle_addressof): Remove.
6699 (rest_of_compilation): Don't call it.
6700 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6701 * stmt.c (expand_decl): Use use_register_for_decl.
6702 * tree.h: Update decls.
6703 * web.c (mark_addressof): Remove.
6704 * doc/invoke.texi (-dF): Remove.
6706 2004-07-03 Richard Henderson <rth@redhat.com>
6708 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6709 instead of gen_mem_addressof.
6710 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6711 TImode output register.
6713 2004-07-03 Richard Henderson <rth@redhat.com>
6715 PR tree-optimization/16341
6716 * tree-sra.c (sra_walk_function): Increment to next stmt before
6717 processing the current stmt.
6718 (sra_insert_after): Always use BSI_SAME_STMT.
6720 2004-07-03 Richard Henderson <rth@redhat.com>
6722 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6725 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6727 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6728 with tree_int_cst_equal.
6730 2004-07-03 Andreas Schwab <schwab@suse.de>
6732 * config/ia64/ia64.md: Define new attribute "empty".
6733 (prologue_use, nop_x, insn_group_barrier): Set it.
6735 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6736 skip over "empty" insns.
6738 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6740 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6741 context to gimplify_body.
6742 (walk_tree): Don't walk into types twice.
6743 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
6745 * tree-sra.c (generate_element_init): Remove any useless conversions.
6747 * gimplify.c (gimplify_conversion): Remove stripping useless
6748 conversions from here.
6749 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
6750 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
6751 Unshare before substituting PLACEHOLDER_EXPR.
6752 (gimplify_modify_expr_to_memset): Likewise.
6753 Pass address of TO to memset, not TO itself.
6754 (gimplify_init_constructor): Make copy of OBJECT so we have it each
6755 time we make an expression (to match a PLACEHOLDER_EXPR).
6757 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
6758 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6759 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
6760 * tree-ssa-dom.c (local_fold): Likewise.
6762 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
6763 * langhooks.h (strct lang_hooks): New field type_max_size.
6764 * function.c (assign_temp): Call it.
6766 2004-07-03 Steven Bosscher <stevenb@suse.de>
6768 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
6769 * config/sh/sh.md: Convert the SH1 pipeline description to
6772 2004-07-02 Zack Weinberg <zack@codesourcery.com>
6774 * c-decl.c (struct c_binding): Remove contour field; add
6775 depth, invisible, nested fields.
6776 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
6777 (B_IN_EXTERNAL_SCOPE): New convenience macros.
6778 (bind): Add invisible and nested arguments. Initialize
6779 new fields of struct c_binding; adjust loop scanning for
6781 (free_binding_and_advance): Clear structure with memset.
6782 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
6783 in file scope, even if it's in external scope too.
6784 (pushdecl): Adjust to match. Create invisible file-scope
6785 declarations for block-scope forward declarations of static functions.
6786 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
6787 (undeclared_variable, lookup_label, declare_label, define_label)
6788 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
6789 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
6790 (store_parm_decls_oldstyle): Adjust to match.
6791 (diagnose_mismatched_decls): Correct handling of linkage clashes.
6792 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
6794 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
6795 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
6797 2004-07-02 Richard Henderson <rth@redhat.com>
6799 * c-decl.c (grokdeclarator): Don't frob current_function_decl
6800 around variable_size.
6801 (set_decl_nonlocal): Remove.
6802 (store_parm_decls): Add stmts for pending sizes.
6803 * calls.c (calls_function, calls_function_1): Remove.
6804 (precompute_arguments): Don't call it.
6805 * cfgexpand.c (set_save_expr_context): Remove.
6806 (tree_expand_cfg): Don't call it.
6807 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
6808 (dwarf2out_finish): Likewise.
6809 * expr.c (emit_block_move): Adjust addresses to BLKmode.
6810 (store_constructor): Don't pre-evaluate SAVE_EXPR.
6811 (safe_from_p): Don't queue SAVE_EXPRs.
6812 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
6813 or build plain VAR_DECLs.
6814 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
6816 (fold_checksum_tree): Don't special-case SAVE_EXPR.
6817 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
6818 (put_var_into_stack): Don't handle SAVE_EXPR.
6819 (gen_mem_addressof): Likewise.
6820 * function.h (struct function): Remove x_save_expr_regs.
6821 (save_expr_regs): Remove.
6822 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
6823 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
6824 * stor-layout.c (variable_size): Don't set it.
6825 (force_type_save_exprs, force_type_save_exprs_1): Remove.
6826 * tree-inline.c (remap_save_expr): Remove fn argument. Update
6827 all callers. Don't set SAVE_EXPR_CONTEXT.
6828 * tree-inline.h (remap_save_expr): Update decl.
6829 * tree.c (save_expr): Update build size.
6830 (first_rtl_op): Don't handle SAVE_EXPR.
6831 (unsave_expr_1, contains_placeholder_p): Likewise.
6832 (decl_function_context): Likewise.
6833 * tree.def (SAVE_EXPR): Remove args 1 and 2.
6834 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
6835 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
6837 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6839 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
6840 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
6841 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
6842 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
6843 some first-person references and patronizing comments. Based on
6845 * doc/invoke.texi: Don't reference fortran@gnu.org.
6846 * doc/trouble.texi (Warning when a non-void function value is
6847 ignored): Rewrite. From Russ Allbery and Chris Devers.
6849 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
6851 * tree-ssa-pre.c (bitmap_set_t): New.
6852 (bb_value_sets): avail_out is now a bitmap_set_t.
6853 (bitmap_find_leader): New function.
6854 (bitmap_value_insert_into_set): Ditto.
6855 (bitmap_set_copy): Ditto.
6856 (bitmap_value_replace_in_set): Ditto.
6857 (bitmap_set_contains_value): Ditto.
6858 (bitmap_set_new): Ditto.
6859 (bitmap_set_pool): New pool.
6860 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
6861 (insert_aux): Ditto.
6862 (add_to_sets): Ditto.
6863 (compute_avail): Ditto
6867 (execute_pre): Ditto.
6869 2004-07-02 Roger Sayle <roger@eyesopen.com>
6871 * config/rs6000/rs6000.c (struct processor_costs): New structure
6872 used to hold instruction latencies/sizes for processor types.
6873 (rs6000_cost): New global variable pointing to current CPU's costs.
6874 (rs6000_override_options): Initialize rs6000_cost to point to the
6875 appropriate cost table based upon rs6000_cpu and optimize_size.
6876 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
6879 2004-07-02 Richard Henderson <rth@redhat.com>
6881 * expmed.c (make_tree): Don't use SET_DECL_RTL.
6883 2004-07-02 Steven Bosscher <stevenb@suse.de>
6885 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
6887 2004-07-01 Richard Henderson <rth@redhat.com>
6889 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
6890 (alpha_gp_save_rtx): Use assign_stack_local instead of
6893 2004-07-01 Richard Henderson <rth@redhat.com>
6895 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
6896 (alpha_rtx_cost_data): Update to match.
6897 (alpha_rtx_cost_size): New.
6898 (alpha_rtx_costs): Honor optimize_size.
6900 2004-07-01 Richard Henderson <rth@redhat.com>
6902 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
6903 * cfgexpand.c (tree_expand_cfg): Do it here.
6904 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
6905 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
6906 * config/mips/mips.c (mips_output_mi_thunk): And here.
6907 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
6908 * config/sh/sh.c (sh_output_mi_thunk): And here.
6909 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
6911 2004-07-01 Richard Henderson <rth@redhat.com>
6913 * tree.def (RTL_EXPR): Remove.
6914 * c-typeck.c (lvalue_p): Don't handle it.
6915 * expr.c (safe_from_p): Likewise.
6916 (expand_expr_real_1): Likewise.
6917 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
6918 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
6919 * gengtype.c (adjust_field_tree_exp): Likewise.
6920 * stmt.c (warn_if_unused_value): Likewise.
6921 * tree-gimple.c (recalculate_side_effects): Likewise.
6922 * tree-pretty-print.c (dump_generic_node): Likewise.
6923 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
6924 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
6925 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
6927 * stmt.c (struct stmt_status): Remove x_last_expr_type,
6928 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
6929 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
6930 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
6931 all the bits that tracked last_expr.
6932 (expand_end_bindings): Don't track last_expr.
6933 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
6934 (clear_last_expr): Remove.
6935 (expand_asm): Don't call it.
6936 (expand_asm_operands, expand_end_cond): Likewise.
6937 (expand_naked_return, expand_null_return_1): Likewise.
6938 * c-typeck.c (c_begin_compound_stmt): Likewise.
6939 * cfgexpand.c (expand_block): Use expand_expr_stmt.
6940 * expr.c (expand_expr_real_1): Likewise.
6941 * tree.h: Update prototypes.
6943 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
6944 (struct emit_status): Remove sequence_rtl_expr.
6945 (struct function): Remove x_rtl_expr_chain.
6946 (seq_rtl_expr, rtl_expr_chain): Remove.
6947 * function.c (struct temp_slot): Remove rtl_expr.
6948 (assign_stack_temp_for_type): Don't set it.
6949 (free_temp_slots, pop_temp_slots): Don't check it.
6950 (free_after_compilation): Don't clear x_rtl_expr_chain.
6951 (fixup_var_refs): Don't search it.
6952 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
6953 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
6955 (push_topmost_sequence): Likewise.
6956 (end_sequence, init_emit): Likewise.
6957 (start_sequence_for_rtl_expr): Remove.
6958 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
6959 * rtl.h (preserve_rtl_expr_result): Remove.
6961 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
6963 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
6964 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
6967 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6969 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
6970 (STANDARD_STARTFILE_PREFIX_2): Define.
6971 (standard_startfile_prefix_1): Initialize to
6972 STANDARD_STARTFILE_PREFIX_1.
6973 (standard_startfile_prefix_2): Initialize to
6974 STANDARD_STARTFILE_PREFIX_2.
6975 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
6976 (STANDARD_STARTFILE_PREFIX_1): Define.
6977 (STANDARD_STARTFILE_PREFIX_2): Define.
6978 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
6979 (STANDARD_STARTFILE_PREFIX_2): Document.
6981 2004-07-01 Richard Henderson <rth@redhat.com>
6983 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
6984 in order to disable scalarization. Instead set a flag and wait
6985 for a candidate decl.
6987 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6989 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
6990 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
6991 Use terminology "testsuite" and "enumerated".
6993 2004-07-01 Richard Henderson <rth@redhat.com>
6995 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
6996 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
6997 (initial_return_save): Likewise.
6998 (flush_queued_reg_saves): Remap register numbers.
6999 (dwarf2out_return_reg): Likewise.
7001 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7003 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
7005 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
7006 access functions for lower bound and element size and only output
7007 if lower bound nonzero or element size not same as that of type.
7008 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
7010 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7012 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
7014 2004-07-01 Per Bothner <per@bothner.com>
7016 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
7018 2004-07-01 Jakub Jelinek <jakub@redhat.com>
7020 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
7021 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
7022 first operand. Don't optimize if the bitfield is volatile.
7024 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7026 * c-pretty-print.c (pp_c_postfix_expression): Handle
7027 floating-point comparison operators.
7028 (pp_c_expression): Pass floating-point comparison
7029 operators to pp_c_postfix_expression.
7031 2004-07-01 Roger Sayle <roger@eyesopen.com>
7033 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
7034 rtx_cost instead of "had_mult" to determine whether the transformed
7035 expression is cheaper than the original.
7037 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
7039 * alias.c (get_alias_set, canon_rtx, get_addr,
7040 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
7042 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
7043 expand_builtin): Likewise.
7044 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
7046 * combine.c (can_combine_p, combinable_i3pat, try_combine,
7047 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
7048 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
7049 record_dead_and_set_regs_1, get_last_value_validate,
7050 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
7051 * cse.c (check_dependence, canon_hash, equiv_constant,
7052 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
7053 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
7054 count_reg_usage): Likewise.
7055 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
7056 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
7057 cselib_record_sets): Likewise.
7058 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
7059 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
7060 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
7061 * df.c (df_uses_record): Likewise.
7062 * dojump (do_jump): Likewise.
7063 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
7064 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
7065 decl_start_label): Likewise.
7066 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
7067 operand_subword, change_address_1, make_safe_from): Likewise.
7068 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
7069 stabilize, force_not_mem): Likewise.
7070 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
7071 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
7072 * expr.c (convert_move, convert_modes, emit_block_move,
7073 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
7074 emit_move_insn_1, expand_assignment, store_expr,
7075 store_constructor_field, store_constructor, store_field,
7076 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
7078 * final.c (cleanup_subreg_operands, alter_subreg,
7079 get_mem_expr_from_op): Likewise.
7080 * flow.c (notice_stack_pointer_modification_1,
7081 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
7083 * function.c (mark_temp_addr_taken, preserve_temp_slots,
7084 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
7085 optimize_bit_field, flush_addressof, purge_addressof_1,
7086 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
7087 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
7088 keep_stack_depressed): Likewise.
7089 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
7090 noce_process_if_block, find_memory): Likewise.
7091 * integrate.c (subst_constants, allocate_initial_values): Likewise.
7092 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
7093 update_equiv_regs): Likewise.
7094 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
7095 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
7096 * optabs.c (expand_abs, emit_unop_insn): Likewise.
7097 * passes.c (rest_of_handle_final): Likewise.
7098 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7099 move2add_note_store): Likewise.
7100 * ra-build.c (detect_remat_webs): Likewise.
7101 * ra-debug.c (dump_static_insn_cost): Likewise.
7102 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7103 * recog.c (validate_change, apply_change_group, cancel_changes,
7104 validate_replace_rtx_1, general_operand, register_operand,
7105 nonmemory_operand, push_operand, pop_operand, memory_operand,
7106 indirect_operand, asm_operand_ok, offsettable_memref_p,
7107 offsettable_nonstrict_memref_p, constrain_operands,
7108 store_data_bypass_p): Likewise.
7109 * reg-stack.c (subst_stack_regs_pat): Likewise.
7110 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7111 copy_cost, reg_scan_mark_refs): Likewise.
7112 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7113 combine_stack_adjustments_for_block): Likewise.
7114 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7115 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7116 find_reloads, find_reloads_address, find_reloads_address_1,
7117 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7118 find_equiv_reg): Likewise.
7119 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7120 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7121 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7122 delete_address_reloads): Likewise.
7123 * resource.c (mark_referenced_resources): Likewise.
7124 * rtlanal.c (get_jump_table_offset, count_occurrences,
7125 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7126 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7127 num_sign_bit_copies1): Likewise.
7128 * rtlhooks.c (gen_lowpart_general): Likewise.
7129 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7130 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7131 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7132 sdbout_global_decl): Likewise.
7133 * simplify-rtx.c (simplify_subreg): Likewise.
7134 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7135 expand_anon_union_decl, expand_end_case_type): Likewise.
7136 * unroll.c (calculate_giv_inc): Likewise.
7137 * var-tracking.c (stack_adjust_offset_pre_post,
7138 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7139 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7140 vt_add_function_parameters): Likewise.
7141 * varasm.c (make_var_volatile, notice_global_symbol,
7142 assemble_external, decode_addr_const, mark_weak,
7143 default_encode_section_info): Likewise.
7145 2004-07-01 Steven Bosscher <stevenb@suse.de>
7147 * stmt.c (check_seenlabel): Remove.
7148 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7150 2004-07-01 Richard Henderson <rth@redhat.com>
7152 * function.h (struct function): Remove x_function_call_count.
7153 (function_call_count): Remove.
7154 * calls.c (expand_call): Don't set it.
7155 * integrate.c (copy_rtx_and_substitute): Likewise.
7157 * function.h (struct function): Remove x_cleanup_label.
7158 (cleanup_label): Remove.
7159 * stmt.c (expand_value_return): Don't use it.
7160 * function.c (free_after_compilation): Don't set it.
7161 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7162 * cfgexpand.c (tree_expand_cfg): Update call.
7163 * tree.h (expand_function_start): Update decl.
7165 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7168 * c-lang.c (c_initialize_diagnostics): Move from here ...
7169 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7170 (c_tree_printer): Use pretty-printer to format %T.
7171 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7172 before '*' if not C++.
7173 (pp_c_direct_abstract_declarator): Don't try to print array upper
7174 bound for flexible array members.
7175 * c-tree.h: Include "diagnostic.h".
7176 (c_initialize_diagnostics): Declare.
7177 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7178 * c-format.c (format_type_warning): New function. Improve
7179 diagnostics for incorrect format argument types.
7180 (check_format_types): Use it. Add two parameters. Use the
7181 TYPE_MAIN_VARIANT of wanted_type.
7182 (check_format_info_main): Pass new parameters to
7184 (struct format_wanted_type): Update comment.
7186 2004-07-01 Nick Clifton <nickc@redhat.com>
7188 * target.h (struct gcc_target): Add new field to struct cxx:
7189 import_export_class.
7190 * target-def.h (TARGET_CXX): Initialise the new field.
7191 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7193 * doc/tm.texi: Document the new target hook.
7195 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7197 * builtins.c (fold_builtin_classify): Fix typo.
7199 2004-07-01 Richard Henderson <rth@redhat.com>
7201 * function.c (identify_blocks, identify_blocks_1): Remove.
7202 * function.h (identify_blocks): Remove.
7203 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7205 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7207 * builtins.c (fold_builtin_classify): New.
7208 (fold_builtin_unordered_cmp): Fix commentary.
7209 (fold_builtin): Use it.
7210 * builtins.def: Define builtins for isnan,
7211 isnanf, isnanl, finite, finitef, finitel,
7212 isinf, isinff, isinfl.
7214 2004-07-01 Richard Henderson <rth@redhat.com>
7216 * function.h (struct function): Remove dont_emit_block_notes.
7217 * gimple-low.c (lower_function_body): Don't set it.
7218 * cfgexpand.c (expand_block): Don't check it.
7219 * cfglayout.c (insn_locators_initialize): Likewise.
7220 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7221 * passes.c (rest_of_compilation): Likewise.
7222 * stmt.c (expand_start_bindings_and_block): Likewise.
7223 (expand_end_bindings): Likewise.
7225 2004-07-01 Richard Henderson <rth@redhat.com>
7227 * cgraph.h (cgraph_build_static_cdtor): Declare.
7228 * cgraphunit.c (cgraph_build_static_cdtor): New.
7229 * c-objc-common.c (build_cdtor): Use it.
7230 * coverage.c (create_coverage): Likewise.
7231 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7232 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7234 See ChangeLog.11 for earlier changes.