1 2004-08-10 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
4 * config/rs6000/rs6000.md (clrmemsi): New pattern.
5 * config/rs6000/rs6000.c (expand_block_clear): New function.
6 (expand_block_move): Convert alignment to bits. Use SImode and
7 HImode for unaligned addresses if not STRICT_ALIGNMENT.
9 2004-08-10 Caroline Tice <ctice@apple.com>
11 * varasm.c (unlikely_section_label): New global variable.
12 (unlikely_text_section_name): New global variable.
13 (text_section): Remove alignment statement.
14 (unlikely_text_section): Remove alignment statement; use
15 unlikely_section_label rather than hard-coded string.
16 (assemble_start_function): Initialize unlikely_section_label and
17 unlikely_text_section_name; make sure cold section is properly
18 aligned at start of function; output unlikely_section_label if
21 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
23 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
24 * config/s390/s390.c (s390_canonicalize_comparison): New function.
25 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
26 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
27 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
28 ("*tmqi_mem"): Remove SUBREG from pattern.
29 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
30 ("*andsi3_cconly"): Likewise.
32 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
35 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
37 2004-08-10 Janis Johnson <janis187@us.ibm.com>
39 * doc/sourcebuild.texi (compat testing): Document available test
40 framework commands. Use the preferred spelling of DejaGnu.
42 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
44 * lambda.h: Add matrix type, and prototypes for remainder of
45 matrix and vector functions.
46 (lambda_vector_mult_const): New function.
47 (lambda_vector_negate): Ditto.
48 (lambda_vector_add): Ditto.
49 (lambda_vector_add_mc): Ditto.
50 (lambda_vector_copy): Ditto.
51 (lambda_vector_zerop): Ditto.
52 (lambda_vector_equal): Ditto.
53 (lambda_vector_min_nz): Ditto.
54 (lambda_vector_first_nz): Ditto.
55 (lambda_vector_matrix_mult): Ditto.
56 * lambda-mat.c: New file.
57 * Makefile.in (lambda-mat.o): New.
59 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
61 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
62 after linking stmt into the program.
63 (bsi_remove): Don't call modify_stmt.
64 * tree-complex.c (update_complex_assignment,
65 expand_complex_comparison): Call modify_stmt after changing the stmt.
66 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
68 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
69 the stmt, and only if needed.
70 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
72 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
73 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
74 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
75 (eliminate_redundant_computations): Don't pass an annotation. Call
76 modify_stmt rather than setting the annotation directly.
77 (record_equivalences_from_stmt): Remove unused local 'j'.
78 (cprop_operand): Take a stmt rather than an annotation as a parameter.
80 (cprop_into_stmt): Pass stmt rather than annotation.
81 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
82 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
84 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
86 2004-08-10 Jason Merrill <jason@redhat.com>
89 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
92 2004-08-10 Geoffrey Keating <geoffk@apple.com>
94 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
97 2004-08-10 Roger Sayle <roger@eyesopen.com>
99 * config/mips/mips.md: New reciprocal square root patterns that
100 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
102 2004-08-10 Paul Brook <paul@codesourcery.com>
104 * config/arm/arm-protos.h (arm_set_return_address,
105 thumb_set_return_address): Add prototypes.
106 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
107 * config/arm/arm.c (arm_compute_func_type,
108 use_return_insn, arm_compute_save_reg0_reg12_mask,
109 arm_compute_save_reg_mask, arm_output_function_prologue,
110 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
111 current_function_calls_eh_return.
112 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
114 (arm_set_return_address, thumb_set_return_address): New functions.
115 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
116 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
117 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
118 (epilogue): Use the stackadj register.
119 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
121 2004-08-10 Jakub Jelinek <jakub@redhat.com>
124 * expr.c (move_by_pieces_ninsns): Add max_size argument.
125 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
126 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
127 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
128 but using MOVE_RATIO.
129 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
130 (can_store_by_pieces): Change max_size type to unsigned int.
131 (store_by_pieces_1): Likewise. Pass max_size to
132 move_by_pieces_ninsns.
133 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
134 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
135 to move_by_pieces_ninsns.
136 (STORE_BY_PIECES_P): Define.
137 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
138 to move_by_pieces_ninsns.
139 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
141 * config/i386/i386.h (CLEAR_RATIO): Define.
143 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
145 * expr.c (expand_expr_real_1): Add back code that was not dead.
147 2004-08-09 Andrew Pinski <apinski@apple.com>
149 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
150 which is found to be compatible before returning the aliasing set.
152 2004-08-09 Daniel Jacobowitz <dan@debian.org>
154 * ggc-zone.c (struct alloc_zone): Add statistics counters.
155 (always_collect): New flag.
156 (ggc_alloc_zone_1): Update statistics support. Don't include
157 overhead in allocated counter.
158 (sweep_pages): Update allocated counter for large pages. Don'y
160 (ggc_collect_1): Always collect.
161 (ggc_collect): Honor always_collect flag. Sum all zones to decide
163 (SCALE, LABEL): New macros.
164 (ggc_print_statistics): Add statistics support.
166 2004-08-09 Roger Sayle <roger@eyesopen.com>
168 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
169 (init_expmed): Fix potential overrun problem with "all.reg".
170 (expand_sdiv2_pow2): Add an alternate implementation for signed
171 division, if the target provides a suitable conditional move insn.
173 2004-08-09 Paul Brook <paul@codesourcery.com>
174 Richard Henderson <rth@redhat.com>
176 * unwind-dw2.c (uw_install_context_1): Update target saved stack
179 2004-08-09 Geoffrey Keating <geoffk@apple.com>
181 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
182 Check DATA limit only if there's no AS limit. Ignore insanely
184 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
185 but take care that the AS limit isn't overrun.
186 * doc/invoke.texi: Update documentation of min-heapsize parameter.
188 2004-08-09 Jeff Law <law@redhat.com>
190 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
191 (tree-ssa-threadupdate.o): Add dependencies.
192 * tree-ssa-threadupdate.c: New file.
193 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
194 (rewrite_vars_out_of_ssa): Remove prototype.
195 (cleanup_tree_cfg): Returns a bool.
196 * tree.h (thread_through_all_blocks): Prototype.
197 * tree-outof-ssa.c (SSANORM_*): Move into here.
198 (remove_ssa_form): Now static.
199 (rewrite_vars_out_of_ssa): Kill.
200 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
201 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
202 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
203 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
204 anything was changed.
205 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
206 from the PHI's annotation rather than the edge associated with
208 * tree-ssa-dom.c (redirection_edges): Kill.
209 (redirect_edges_and_update_ssa_graph): Kill.
210 (tree_ssa_dominator_optimize): Do not reset forwardable flag
211 for blocks anymore. Do not initialize redirection_edges.
212 Call thread_through_all_blocks. Simplify code for cleanup
213 of the CFG and iterating. No longer call cleanup_tree_cfg
214 outside the iteration loop.
215 (thread_across_edge): No longer mess with forwardable blocks.
217 2004-08-09 Zack Weinberg <zack@codesourcery.com>
219 * explow.c (memory_address): Use memory_address_p.
220 * recog.c (general_operand): Likewise.
221 * regrename.c: No need to define REG_OK_STRICT.
223 2004-08-09 Steven Bosscher <stevenb@suse.de>
225 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
227 * gcse.c: Include timevar.h.
228 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
229 and global_copy_prop_count.
230 (local_const_prop_count, local_copy_prop_count): New static globals.
231 (gcse_main): Set the right timevar for each pass.
232 (cprop_jump): Increment global_const_prop_count when a constant is
233 propagated. Add "GLOBAL" to dump output.
234 (cprop_insn): Increment global_const_prop_count when a constant is
235 propagated, or global_copy_prop_count when a copy is propagated.
236 (do_local_cprop): Likewise for local_const_prop_count and
237 local_copy_prop_count.
238 (one_cprop_pass): Initialize const/cprop counters to zero.
239 Print out results of local and global const/cprop separately.
240 (bypass_block): Break over-length line.
241 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
242 for bb-reorder.o and tracer.o.
244 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
246 * Makefile.in (GTFILES): Remove stmt.c
247 (stmt.o): Do not depend on gt-stmt.h.
248 * emit-rtl.c (emit_line_note): Do not call
249 set_file_and_line_for_stmt.
250 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
252 * function.c (free_after_parsing): Do not free STMT field.
253 (allocate_struct_function): Do not call init_stmt_for_function.
254 (assign_stack_temp_for_type): Do not accept values of keep
256 (init_temp_slots): Do not initialize removed variables.
257 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
258 and X_VAR_TEMP_SLOT_LEVEL fields.
259 * rtl.h (set_file_and_line_for_stmt): Remove.
260 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
261 struct stmt_status, cond_stack, case_stack, nesting_stack,
262 nesting_depth, emit_locus, set_file_and_line_for_stmt,
263 same_case_target_p, init_stmt_for_function, emit_nop,
264 expand_start_cond, expand_start_elseif, expand_start_else,
265 expand_elseif, expand_end_cond): Remove.
266 (preserve_subexpressions_p): Remove references to CFUN->STMT.
267 (expand_start_case, expand_end_case_type): Remove, merge into...
268 (expand_case): ... this one, including other bits from
269 expand_expr_real_1. Inline same_case_target_p. Turn members
270 of CASE_STACK into local variables.
271 (emit_case_bit_tests): Inline same_case_target_p.
272 (add_case_node): Add HEAD argument, return new head of the list,
273 do not handle default label here.
274 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
275 expand_start_elseif, current_nesting_level, expand_start_case,
276 expand_end_case_type, expand_end_case, add_case_node,
277 init_stmt_for_function, expand_elseif): Remove prototypes.
278 (expand_case): Add prototype.
280 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
282 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
284 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
286 * expr.c (var_rtx): Remove.
287 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
288 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
289 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
291 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
292 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
293 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
295 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
296 Ayal Zaks <zaks@il.ibm.com>
298 * common.opt (freschedule-modulo-scheduled-loops): New flag.
299 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
300 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
301 when -freschedule-modulo-scheduled-loops flag is not specified.
302 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
303 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
304 More accurate placing of insn in row of partial schedule.
305 (ps_insn_find_column): New function.
306 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
307 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
308 (schedule_region): Use sched_is_disabled_for_current_region_p.
309 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
311 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
313 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
316 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
318 * config/i386/i386.c (ix86_expand_clrmem): Properly call
319 gen_strset for 64bit target.
321 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
323 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
325 2004-08-07 Jason Merrill <jason@redhat.com>
327 Make return in memory explicit.
328 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
329 (assign_parm_find_data_types): Remove code for old front end
330 invisible reference handling.
331 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
332 (expand_function_end): Likewise.
333 * gimplify.c (gimplify_return_expr): Handle a dereferenced
335 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
336 (declare_return_variable): Handle DECL_BY_REFERENCE.
337 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
338 (cp_genericize_r): Use convert_from_reference.
339 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
340 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
342 * c-common.c (c_warn_unused_result): Check TREE_USED before
343 warning about a CALL_EXPR with an unused value.
345 2004-08-06 Mark Mitchell <mark@codesourcery.com>
347 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
348 to the compiler. Use -fshort-wchar by default.
350 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
352 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
353 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
355 * doc/invoke.texi (param): Document min-crossjump-insns.
357 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
360 * c.opt (Wmissing-field-initializers): New option.
361 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
362 * c-typeck.c (pop_init_level): Guard the missing field warning with
363 warn_missing_field_initializers rather than extra_warnings.
364 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
365 some of the explanation from...
366 (-Wextra): ...here. Say that the missing field warning can be
367 seperately controlled by -Wmissing-field-initializers.
369 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
371 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
372 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
373 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
374 * tree.def (ENTRY_VALUE_EXPR): Remove.
376 2004-08-06 Jakub Jelinek <jakub@redhat.com>
378 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
379 the places where it is actually needed. Don't use repz; stosb
380 for -Os with sufficiently small constant sizes.
381 For sufficiently small repz; stos{l,q} repeat counts use a sequence
382 of stos{l,q} instructions instead.
384 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
386 PR tree-optimization/16807
387 * loop-iv.c (dump_iv_info): Dump invariants correctly.
388 (iv_subreg, iv_extend): Express value of invariant purely in
391 2004-08-06 Mark Mitchell <mark@codesourcery.com>
393 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
394 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
396 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
398 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
399 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
401 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
402 pattern until reload is finished to allow better code generation
403 and split them completely into separate instrunctions.
404 (*andsi3_split): New pattern.
406 2004-08-05 Mark Mitchell <mark@codesourcery.com>
408 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
409 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
410 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
411 * tree.h (handle_dll_attribute): Declare. Test
412 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
413 * c-common.h (c_determine_visibility): Declare.
414 * c-common.c (c_determine_visibility): New function.
415 * c-decl.c (finish_decl): Use it.
416 (finish_function): Likewise.
417 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
418 zero, by default. Use #if, not #ifdef, to test it.
419 * config/arm/arm.c (arm_attribute_table): Use
420 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
422 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
423 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
425 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
426 * config/i386/i386.c (ix86_attribute_table): Use
427 handle_dll_attribute for dllimport/dllexport. Test
428 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
429 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
430 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
432 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
434 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
436 * doc/extend.texi (dllexport): Clarify and correct documentation.
437 (dllimport): Likewise.
438 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
439 handle_dll_attribute.
441 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
443 * tree-ssa-loop-manip.c: New file.
444 * Makefile.in (tree-ssa-loop-manip.o): Add.
445 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
447 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
449 (tree_ssa_loop_done): Verify loop closed ssa form.
450 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
452 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
454 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
455 pa_asm_output_aligned_local): New functions.
456 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
457 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
458 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
459 pa_asm_output_aligned_common.
460 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
461 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
462 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
463 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
464 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
465 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
466 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
467 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
470 2004-08-05 Andrew Pinski <apinski@apple.com>
472 * objc/objc-act.c (build_objc_string_object): Mark the address
473 expression as constant.
475 2004-08-05 David Edelsohn <edelsohn@gnu.org>
477 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
478 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
479 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
481 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
483 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
484 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
485 out, and associated obsolete comments.
487 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
489 * tree.h (force_fit_type): Return a tree, take three flags.
490 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
491 TREE_CONSTANT_OVERFLOW here.
492 (int_const_binop, const_binop): Adjust.
493 (size_int_type): Do sign extension here.
494 (fold_convert_const, optimize_bit_field_compare,
495 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
496 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
497 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
499 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
501 PR tree-optimization/16864
502 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
503 for ssa names without default_def.
505 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
507 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
508 frame pointer, restore eax with an ebp-relative address.
510 2004-08-04 Geoffrey Keating <geoffk@apple.com>
513 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
514 * c-common.h (make_rtl_for_local_static): Delete.
515 * c-decl.c (shadow_tag_warned): Clean up comment.
516 (finish_decl): Clean up spacing. Use set_user_assembler_name when
517 appropriate. Don't pass asmspec to rest_of_decl_compilation.
518 * c-semantics.c (make_rtl_for_local_static): Delete.
519 * expr.c (init_block_move_fn): Use set_user_assembler_name.
520 (init_block_clear_fn): Likewise.
521 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
522 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
523 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
524 * tree.h (make_decl_rtl): Remove second parameter.
525 (set_user_assembler_name): New.
526 * varasm.c (set_user_assembler_name): New.
527 (make_decl_rtl): Remove second parameter. Update callers in many
530 2004-08-05 Adam Nemet <anemet@lnxw.com>
532 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
533 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
535 * gthr-lynx.h: New file.
536 * config/lynx-ng.h: Remove file.
537 * config/lynx.h: Update to LynxOS 4.0.
538 * config/t-lynx: New file.
539 * config/i386/lynx-ng.h: Remove file.
540 * config/i386/lynx.h: Update to LynxOS 4.0.
541 * config/rs6000/lynxbase.h: Remove file.
542 * config/rs6000/lynx.h: Update to LynxOS 4.0.
543 * config/rs6000/t-lynx: New file.
544 * doc/install.texi (Options specification): Remove reference to
545 LynxOS from systems where --with-gnu-as makes a difference.
547 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
549 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
551 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
553 (c_cpp_builtins): Call it.
554 * doc/cpp.texi: Update.
556 2004-08-04 David Edelsohn <edelsohn@gnu.org>
558 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
561 2004-08-04 Jan Hubicka <jh@suse.cz>
563 * basic-block.h (profile_staus): New global variable.
564 * cfg.c (profile_status): Declare.
565 (check_bb_profile): Break out from ....; use profile_status
566 (dump_flow_info): ... here.
567 * cfgbuild.c (find_basic_blocks): Set profile_status.
568 * cfgexpand.c (tree_expand_cfg): Likewise.
569 * predict.c (estimate_probability): Likewise.
570 * profile.c (branch_prob): Likewise.
571 * tree-cfg.c (build_tree_cfg): Likewise.
572 (dump_function_to_file): Use check_bb_profile.
573 * tree-pretty-print (dump_bb_header): Likewise.
574 * tree-profile.c (do_tree_profiling): Cleanup.
576 2004-08-04 Zack Weinberg <zack@codesourcery.com>
578 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
579 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
580 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
581 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
582 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
583 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
584 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
585 (ggc-none.o, errors.o): Move rule to generators section;
586 correct dependencies.
587 (min-insn-modes.o): Move rule to generators section; remove
588 unnecessary explicit command; correct dependencies.
589 (print-rtl.o, print-rtl1.o): Correct dependencies.
590 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
591 (mostlyclean): Update.
593 * errors.c: Include bconfig.h not config.h. Correct comment.
594 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
595 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
596 * print-rtl.c: Don't include tm_p.h.
598 * rtl.h: Move forward-decl of struct function down where it's
599 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
600 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
602 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
603 Jeff Law <law@redhat.com>
605 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
606 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
607 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
608 manipulate the duplicated ssa names.
609 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
610 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
611 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
613 (release_ssa_name): Do not release ssa names that may have multiple
615 * tree.h (release_ssa_name_force, mark_for_rewrite,
616 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
617 marked_ssa_names): Declare.
618 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
619 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
620 Update call to rewrite_ssa_into_ssa.
622 2004-08-04 Mark Mitchell <mark@codesourcery.com>
624 * defaults.h (TARGET_DECLSPEC): New macro.
625 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
626 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
627 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
628 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
630 (TARGET_DECLSPEC): Define.
631 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
633 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
635 (TARGET_DECLSPEC): Define.
636 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
638 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
640 * doc/tm.texi (TARGET_DECLSPEC): Document.
642 * doc/extend.texi: Fix typo in comment.
644 2004-08-04 Paul Brook <paul@codesourcery.com>
646 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
647 (TARGET_CXX): Use it.
648 * target.h (struct gcc_target): Add cdtor_returns_this.
649 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
650 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
651 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
653 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
655 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
656 low/high pair. Do range checking directly.
657 (interpret_integer): Adjust.
659 2004-08-04 Nick Clifton <nickc@redhat.com>
661 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
663 * doc/invoke.texi: Document this new switch and also the -mrenesas
666 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
668 * cfglayout.c (insn_locators_initialize): Update the current
669 location before initializing a location.
671 2004-08-03 Zack Weinberg <zack@codesourcery.com>
673 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
674 (dbxout_function_end): Return after emitting the "Lscope" symbol
675 under the same conditions that this function formerly wasn't called.
676 Add explanatory comments.
679 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
683 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
684 functions, broken out of dbxout_block.
685 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
686 stabs too, if it contains symbols. Use the begin_label and
687 the Lscope label (emitted by dbxout_function_end) for the
690 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
692 * doc/install.texi: Update autoconf version requirements.
694 2004-08-03 Zack Weinberg <zack@codesourcery.com>
696 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
697 * recog.c (general_operand, immediate_operand, nonmemory_operand)
698 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
699 * regclass.c (record_reg_classes): Likewise.
700 * reload.c (find_reloads): Likewise.
701 * reload1.c (reload): Likewise.
703 2004-08-03 Zack Weinberg <zack@codesourcery.com>
705 * gensupport.c (init_md_reader_args_cb): Renamed from
706 init_md_reader_args. Add third option, callback function for
707 parsing program-specific options. Add diagnosis of incorrect
708 number of input files.
709 (init_md_reader): Fold into init_md_reader_args_cb.
710 (init_md_reader_args): Now a thin wrapper around
711 init_md_reader_args_cb.
712 * gensupport.h: Update prototypes.
714 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
715 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
716 * genrecog.c: No need to diagnose lack of an input file;
717 init_md_reader_args will handle it.
718 * genconditions.c: Likewise, and use init_md_reader_args.
719 * genconstants.c: Likewise, and no need to call read_md_rtx.
721 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
723 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
726 2004-08-03 Mike Stump <mrs@apple.com>
728 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
730 * doc/invoke.texi (Darwin Options): Update to reflect above.
732 2004-08-03 Roger Sayle <roger@eyesopen.com>
735 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
736 truncations, not just global truncations.
738 2004-08-03 Andrew Pinski <apinski@apple.com>
741 * loop-iv.c (simplify_using_assignment): Initialize lhs.
743 2004-08-03 Paul Brook <paul@codesourcery.com>
745 * gcc/doc/install.texi: Document MPFR requirement.
747 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
749 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
750 and mmap() explicitly instead of relying on preset autoconf cache
752 * configure: Regenerate.
754 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
757 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
759 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
760 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
763 * config/i386/t-gmm_malloc: New file.
764 * config/i386/t-pmm_malloc: Likewise.
766 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
768 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
769 Tanguy Fautrà <tfautre@pandora.be>
771 * config/i386/pmm_malloc.h: New file.
773 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
775 * config/i386/gmm_malloc.h: New file.
777 2004-08-03 Dale Johannesen <dalej@apple.com>
779 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
780 * c-common.c: Include opts.h.
781 (c_common_get_alias_set): Fix check for a single input file.
782 * toplev.c: Remove current_file_decl.
785 2004-08-03 Mark Mitchell <mark@codesourcery.com>
787 * config.gcc (arm*-*-symbianelf*): New target.
788 * config/arm/symbian.h: New file.
790 * gthr-gnat.c: Add visibility #pragmas.
791 * gthr-gnat.h : Likewise.
793 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
794 (__ffsDI2): Likewise.
795 (__clzSI2): Likewise.
796 (__ctzSI2): Likewise.
797 (__ctzDI2): Likewise.
798 (__popcountSI2): Likewise.
799 (__popcountDI2): Likewise.
800 (__paritySI2): Likewise.
801 (__parityDI2): Likewise.
802 * libgcc2.h: Add visibility #pragmas.
803 (__clzDI2): Add prototype.
804 (__clzSI2): Likewise.
805 (__ctzSI2): Likewise.
806 (__ffsDI2): Likewise.
807 (__ffsSI2): Likewise.
808 (__ctzDI2): Likewise.
809 (__popcountSI2): Likewise.
810 (__popcountDI2): Likewise.
811 (__paritySI2): Likewise.
812 (__parityDI2): Likewise.
813 * unwind-dw2-fde.h: Add visibility #pragmas.
814 * unwind.h: Likewise.
816 2004-08-03 David Edelsohn <edelsohn@gnu.org>
817 Dale Johannesen <dalej@apple.com>
818 Roger Sayle <roger@eyesopen.com>
820 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
821 constants more accurately. Adjust costs for FMA instructions.
822 Add cases for most logical and float operations. Recurse into
825 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
827 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
829 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
831 * ra-build.c (conflicts_between_webs): For webs that cross a call add
832 conflicts to regs_invalidated_by_call.
834 2004-08-03 Paul Brook <paul@codesourcery.com>
836 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
838 2004-08-03 Jan Hubicka <jh@suse.cz>
840 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
843 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
845 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
846 arm968es, arm10e, arm1020e, arm1022e.
847 * invoke.texi: Update list of ARM cores.
848 * arm-tune.md: Regenerate.
850 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
852 * arm/gentune.sh: New file.
853 * arm/t-arm: New file.
854 * arm/arm-tune.md: New file (autogenerated).
855 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
856 * arm.md (attribute tune): Delete. Include arm-tune.md.
858 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
860 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
861 penultimate parameter. All callers adjusted.
862 (struct prefix_list): Remove used_flag_ptr.
863 (find_a_file): Do not set *pl->used_flag_ptr.
864 (warn_B, warn_std_ptr): Remove.
866 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
867 Mostafa Hagog <mustafa@il.ibm.com>
869 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
871 2004-08-02 Geoffrey Keating <geoffk@apple.com>
873 * dwarf2out.c (output_call_frame_info): Don't change data format
874 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
875 label. Use 'true' not '1'.
876 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
879 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
881 * gdbinit.in: Reflect previous changes to rtunion_def.
883 2004-08-02 Roger Sayle <roger@eyesopen.com>
885 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
886 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
888 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
890 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
892 * langhooks.h (lang_hooks::builtin_function): Rename parameter
893 from "class" to "bt_class".
895 2004-08-02 Paul Brook <paul@codesourcery.com>
897 PR rtl-optimization/15068
898 * flow.c (init_propagate_block_info): Check condition is reversible.
900 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
902 * gengtype.h (options::info): Change type to const char *.
903 (enum gc_used_enum): Move out of struct type scope.
904 * gengtype.c (create_option): Convert initializer for option::info to
906 (adjust_field_type, walk_type, write_func_for_structure,
907 write_root, write_roots): Remove pointless cast.
909 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
911 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
913 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
915 * rtl.h (union rtunion_def): Have all members start with the
917 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
918 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
919 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
920 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
922 * gengtype.c (adjust_field_rtx_def): Likewise.
923 * rtlanal.c (loc_mentioned_in_p): Likewise.
925 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
927 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
928 Replace uses of mips/elf64.h with mips/elf.h
929 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
930 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
931 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
932 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
933 (HANDLE_SYSV_PRAGMA): Delete.
934 (ASM_OUTPUT_DEF): Fix formatting.
935 * config/mips/elf64.h: Delete.
937 2004-08-01 Zack Weinberg <zack@codesourcery.com>
939 * config/ia64/ia64.c (got_symbolic_operand): Do require a
940 symbol+offset operand to have its offset be zero mod 0x3fff
941 when GOT entries are in use. Clarify logic in SYMBOL_REF
942 case. Clarify comments.
943 (ia64_expand_load_address): Split a symbol+offset load when
944 the offset is nonzero mod 0x3fff, not 0x1fff.
946 2004-08-01 Geoffrey Keating <geoffk@apple.com>
948 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
949 if trying to *store* to a non-offsettable address.
950 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
951 a nonoffsettable address.
952 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
954 (movti_string): Don't move GPRs to a nonoffsettable address.
955 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
957 2004-08-02 Ben Elliston <bje@au.ibm.com>
960 * config/rs6000/altivec.h: Replace typeof with __typeof__.
962 2004-08-01 Richard Henderson <rth@redhat.com>
964 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
965 variable sized types.
967 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
969 * doc/invoke.texi: In the MIPS options section, remove the passage
970 saying that -mexplicit-relocs is usually disabled for -mabicalls
972 * config/mips/mips.c (override_options): Remove the code that enforced
975 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
977 * config/mips/mips.md (cprestore): Provide two alternatives, one for
978 an in-range offset and one for an out-of-range offset. Wrap the latter
979 in .set macro/.set nomacro if it's inside a .set nomacro block.
981 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
983 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
984 (mips_restore_gp): Declare.
985 * config/mips/mips.c (mips_add_offset): Add a scratch register
986 argument. Reimplement in rtl only, reusing MIPS16 logic from
987 mips_output_mi_thunk.
988 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
990 (mips_gp_save_slot): Delete.
991 (mips_restore_gp): New function.
992 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
993 * config/mips/mips.md (exception_receiver): Turn into a
994 define_insn_and_split. Use mips_restore_gp to do the split.
995 (call_internal, call_value_internal, call_value_multiple_internal): Use
996 mips_restore_gp to restore $gp.
998 2004-07-31 Andrew Pinski <apinski@apple.com>
1001 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1003 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1005 * c-decl.c (diagnose_mismatched_decls): Give error for external
1006 redeclaration of identifier declared with no linkage, not just
1007 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1008 error for redeclaration with no linkage.
1010 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1011 Fariborz Jahanian <fjahanian@apple.com>
1013 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1014 non-offsettable addresses even for DImode.
1015 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1016 being moved into multiple GPRs.
1018 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1020 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1021 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1023 * config/rs6000/darwin-ldouble.c (isless): New macro.
1025 (nonfinite): New macro.
1027 (_xlqadd): Completely rewrite.
1028 (_xlqmul): Correct overflow handling.
1029 (_xlqdiv): Correct overflow handling.
1030 * config/rs6000/darwin-ldouble-format: New file.
1032 2004-07-30 Roger Sayle <roger@eyesopen.com>
1033 Richard Henderson <rth@redhat.com>
1035 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1036 9 into the equivalent lea instruction.
1038 2004-07-30 Richard Henderson <rth@redhat.com>
1040 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1041 with DECL_INITIAL if fb_lvalue.
1042 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1043 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1045 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1047 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1049 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1050 pointer escapes through a function call, assume that the
1051 callee will dereference it.
1052 (add_pointed_to_var): Assume that VALUE is always an
1054 (collect_points_to_info_r): Only call add_pointed_to_var if
1055 the value is an ADDR_EXPR.
1057 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1059 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1060 alias set of the inner type of ARRAY_TYPEs.
1062 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1064 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1065 setting a non-register to UNDEFINED right before the call to
1068 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1070 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1072 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1074 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1075 comparing points-to sets of different pointers, make sure the
1076 second pointer is actually referenced in the code.
1078 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1080 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1081 (got_symbolic_operand): Remove unreachable code.
1082 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1083 setjmp_operand; add entry for tls_symbolic_operand.
1084 * config/ia64/ia64-protos.h: Remove all prototypes of
1085 predicate functions.
1087 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1089 * c-common.h (lang_post_pch_load): New variable.
1090 * c-pch.c (lang_post_pch_load): Define it.
1091 (c_common_read_pch): Use it.
1092 * cgraphunit.c (record_call_1): Give the front end a chance to
1093 record additional needed entities when a variable is marked as
1095 * tlink.c (recompile_files): Robustify.
1096 (scan_linker_output): If a symbol is assigned to a file,
1097 but after recompilation is not present there, issue an error
1100 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1102 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1103 Take orig_loop argument and pass it to set_level.
1104 (schedule_sm): Pass the correct orig_loop to force_move_till.
1106 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1108 * cfgloop.c (update_latch_info): Update dominator of the new block.
1109 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1111 * dominance.c (verify_dominators): Check that the dominance tree is
1113 (recount_dominator): Ignore unreachable blocks.
1114 (iterate_fix_dominators): Cleanup old dominance information before
1117 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1119 * tree-ssa-operands.c (get_expr_operands): Revert changes
1120 to ADDR_EXPR processing introduced by:
1121 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1122 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1124 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1126 * doc/implement-c.texi: Add C90 subclause references. Point to
1127 preprocessor documentation instead of duplicating it. Add points
1128 only present in C90. Fill in documentation for all points.
1130 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1132 * pa.c (output_movb): Correct typo.
1134 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1136 * ra.h (single_reg_in_regclass): Declare.
1137 * ra.c (single_reg_in_regclass): Define.
1138 (first_hard_reg): New.
1139 (init_ra): Initialize single_reg_in_regclass.
1140 * ra-colorize.c (ok_class): New.
1141 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1143 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1145 * gcov-io.h: Allow zero tag as EOF indicator.
1146 (gcov_is_eof): Remove.
1147 (gcov_truncate): Remove.
1148 * gcov-io.c (gcov_seek): Always SEEK_SET.
1149 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1151 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1152 * gcov-dump.c (dump_file): Likewise.
1153 * gcov.c (read_graph_file, read_count_file): Likewise.
1155 * c-decl.c (complete_array_type): Don't gratuitously copy
1156 maxindex. Check it always has a type.
1158 2004-07-29 Steven Bosscher <stevenb@suse.de>
1160 * rtl.c (currently_expanding_to_rtl): New.
1161 * rtl.h (currently_expanding_to_rtl): Export it.
1162 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1164 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1166 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1167 with currently_expanding_to_rtl.
1168 * config/sh/sh.md: Likewise.
1169 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1171 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1173 Introduce sh2a support.
1174 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1175 * config.gcc: Build multilibs for sh2a and sh2a-single by
1177 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1178 default. Split their tests out of the corresponding SH4
1180 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1182 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1183 * config.gcc: Handle sh2a multilibs and cpu selection.
1184 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1185 * config/sh/t-mlib-sh2a: New.
1186 * config/sh/t-mlib-sh2a-nofpu: New.
1187 * config/sh/t-mlib-sh2a-single: New.
1188 * config/sh/t-mlib-sh2a-single-only: New.
1189 2004-07-09 Nick Clifton <nickc@redhat.com>
1191 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1192 -ml and -m2a are used together.
1193 2004-03-23 DJ Delorie <dj@redhat.com>
1194 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1195 when we have a double-sized FPU.
1196 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1197 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1199 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1200 -msh2a-single and -msh2a-single-only
1201 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1202 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1204 2004-02-20 DJ Delorie <dj@delorie.com>
1205 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1206 2004-02-20 Fred Fish <fnf@redhat.com>,
1207 Corinna Vinschen <vinschen@redhat.com>
1208 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1209 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1210 2004-02-18 DJ Delorie <dj@redhat.com>
1211 * config/sh/sh.c (broken_move): Add support for movi20.
1212 * config/sh/sh.h: Likewise.
1213 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1214 * config/sh/sh.md (udivsi3_sh2a): New.
1219 (ashlsi3_sh2a): New.
1220 (ashrsi3_sh2a): New.
1221 (lshrsi3_sh2a): New.
1222 (movsi_i): Disable for sh2a.
1223 (movsi_ie): Add movi20.
1224 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1225 sh2a, for -m2a-nofpu mode.
1226 2004-02-13 DJ Delorie <dj@redhat.com>
1227 * config/sh/lib1funcs.asm: Handle double vs single better.
1228 * config/sh/sh.h: Likewise.
1229 2004-02-09 DJ Delorie <dj@redhat.com>
1230 * config/sh/crt1.asm: Add support for sh2a.
1231 * config/sh/elf.h: Likewise.
1232 * config/sh/lib1funcs.asm: Likewise.
1233 * config/sh/sh.c: Likewise.
1234 * config/sh/sh.md: Likewise.
1235 * config/sh/sh.h: Likewise.
1236 * config/sh/t-sh: Likewise.
1238 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1240 * config/frv/frv.md (movqi_internal, movhi_internal,
1241 movsi_internal): Add backup alternatives for memory inputs.
1243 2004-07-28 Matt Austern <austern@apple.com>
1245 * config/darwin.c (darwin_one_byte_bool): New global variable.
1246 * config/darwin.h (darwin_one_byte_bool): Declare.
1247 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1248 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1249 value of darwin_one_byte_bool.
1250 * doc/invoke.texi: Document -mone-byte-bool flag.
1252 2004-07-28 Eric Christopher <echristo@redhat.com>
1254 * c-common.c (c_common_unsafe_for_reeval): Delete.
1255 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1256 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1257 * calls.c (fix_unsafe_tree): Delete.
1258 (expand_call): Delete code which used above.
1259 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1260 * expr.c (expand_expr_real_1): Ditto.
1261 * fold-const.c (non_lvalue): Ditto.
1262 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1263 (lhd_unsafe_for_reeval): Ditto.
1264 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1265 * langhooks.h (unsafe_for_reeval): Ditto.
1266 (unsave_expr_now): Adjust comment.
1267 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1268 (estimate_num_insns_1): Ditto.
1269 * tree-pretty-print.c (dump_generic_node): Ditto.
1270 * tree.c (expr_align): Ditto.
1271 (unsave_expr): Delete.
1272 (unsafe_for_reeval): Ditto.
1273 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1274 * tree.def (UNSAVE_EXPR): Delete.
1275 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1277 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1279 * tree.h (enum tls_model): Move ...
1280 * coretypes.h: ... here.
1282 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1284 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1286 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1288 * cse.c (validate_canon_reg): New function, split out from...
1289 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1291 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1293 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1294 return if .GLOBAL_VAR has been created.
1296 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1298 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1299 every variable that may have aliases, not just tags.
1301 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1303 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1304 move_from_CR_eq_bit.
1305 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1308 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1311 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1312 output_e500_flip_eq_bit.
1314 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1315 output_e500_flip_eq_bit.
1316 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1317 output_e500_flip_eq_bit.
1318 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1319 (print_operand): case D. Get to EQ bit.
1321 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1323 * gcov.c (function_summary): Add missing \n.
1325 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1327 Introduce sh4a support.
1328 * config.gcc: Handle sh4a multilibs and cpu selection.
1329 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1330 * config/sh/t-mlib-sh4a: New.
1331 * config/sh/t-mlib-sh4al: New.
1332 * config/sh/t-mlib-sh4a-nofpu: New.
1333 * config/sh/t-mlib-sh4a-single: New.
1334 * config/sh/t-mlib-sh4a-single-only: New.
1335 2004-02-20 DJ Delorie <dj@redhat.com>
1336 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
1337 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
1338 2003-08-22 Eric Christopher <echristo@redhat.com>
1339 * config/sh/sh4a.md: Update for chip errata.
1340 2003-08-07 Eric Christopher <echristo@redhat.com>
1341 * config/sh/sh4a.md: New file. sh4a processor description.
1342 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
1343 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
1345 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1346 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1347 * doc/invoke.texi (SH Options): Document -m4al.
1348 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
1349 * config/sh/sh.c (expand_block_move): Remove commented-out code
1350 checked in by mistake.
1351 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1352 single elements from SFmode vectors.
1353 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1355 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1356 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
1357 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1358 sh_fsca_int2sf): Remove variable declarations.
1359 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1360 sh_fsca_int2sf): New functions.
1361 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1362 sh_fsca_int2sf_rtx): New static variables.
1363 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1364 sh_fsca_int2sf): Declare.
1365 * config/sh/sh.md: Adjust.
1366 * doc/invoke.texi (SH Options): Document new options.
1367 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1368 compatibility from SH4 code.
1369 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
1370 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1372 (memory_movsrc_operand): Renamed to...
1373 (unaligned_load_operand): ... this. Simplified.
1374 * config/sh/sh.h (PREDICATE_CODES): Adjust.
1375 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
1376 input operand to SImode, and adjust the others. Introduce
1377 post-increment by peephole.
1378 * config/sh/sh.c (expand_block_move): Give the target address the
1379 same mode as the temp reg.
1380 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1382 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
1383 Introduce support for SH4a.
1384 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1385 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
1386 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1387 sh_fsca_int2sf): New.
1388 (sh_init_builtins): Initialize them.
1389 (print_operand): Support `d'.
1390 (expand_block_move): Use movua if src is misaligned.
1391 (memory_movsrc_operand): New.
1392 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1393 and one of the SH4 macros.
1394 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1395 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1396 SELECT_SH4A_SINGLE): New.
1397 (TARGET_NONE): Add SH4A_BIT.
1398 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1399 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1400 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1401 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1402 (enum processor_type): Added PROCESSOR_SH4A.
1403 (PREDICATE_CODES): Add memory_movsrc_operand.
1404 * config/sh/sh.md: Removed unused variables.
1405 (attr cpu): Add sh4a.
1406 (attr type): Add movua, fsrra and fsca.
1407 (prefetch): New, for SH4.
1408 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1409 (toggle_sz): Set type to fp.
1410 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1411 (movua, extv, extzv): New.
1412 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1415 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1417 * tree-optimize.c (init_tree_optimization_passes): Schedule
1418 pass_may_alias right after the program is renamed into SSA.
1419 * tree-pass.h (PROP_alias): Define.
1420 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1421 * tree-sra.c (pass_sra): Likewise.
1422 * tree-ssa-ccp.c (pass_ccp): Likewise.
1423 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1424 * tree-ssa-dce.c (pass_dce): Likewise.
1425 * tree-ssa-dom.c (pass_dominator): Likewise.
1426 * tree-ssa-dse.c (pass_dse): Likewise.
1427 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1428 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1429 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1430 * tree-ssa-pre.c (pass_pre): Likewise.
1431 * tree-tailcall.c (pass_tail_recursion): Likewise.
1432 * tree-ssa.c (pass_redundant_phi): Likewise.
1433 * tree-ssa-alias.c (aliases_computed_p): Remove.
1435 (init_alias_info): Do not mark all type tags for renaming
1437 Clear may_aliases from every symbol.
1438 (setup_pointers_and_addressables): If a pointer has not been
1439 dereferenced and it had a type tag, clear it and mark the old
1442 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1444 PR tree-optimization/16705
1445 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1448 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1450 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1453 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1454 don't make another one.
1456 PR optimization/15077
1457 * function.h (struct function): Add field saved_static_chain_decl.
1458 Fix comment for static_chain_decl.
1459 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1460 * tree-inline.h (save_body): Add new arg.
1461 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1464 2004-07-27 Richard Henderson <rth@redhat.com>
1466 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1467 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1468 is_gimple_addressable.
1469 * tree-gimple.c (is_gimple_addressable): Rename from
1470 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1471 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1472 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1473 rename to is_gimple_addressable.
1475 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1477 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1479 2004-07-27 Richard Henderson <rth@redhat.com>
1481 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1484 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1486 * libgcc2.c: Change all conditionals testing
1487 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1488 * libgcc2.h: Likewise.
1489 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1490 TYPE_PRECISION of float80_type to 80.
1491 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1492 of fpreg_type and float80_type to 80.
1493 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1494 * config/m68k/netbsd-elf.h:
1495 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1496 to evaluate to 80 whenever they would formerly have evaluated to 96.
1497 * config/i386/sco5.h: Remove unnecessary redefinition of
1498 LONG_DOUBLE_TYPE_SIZE.
1499 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1500 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1501 XFmode, with a bitsize of 80. Update commentary.
1502 * config/ia64/ia64-modes.def: Likewise.
1503 * config/m68k/m68k-modes.def: Likewise.
1505 2004-07-27 Steven Bosscher <stevenb@suse.de>
1507 * cfgexpand.c (tree_expand_cfg): Fix comment.
1509 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1510 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1512 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1513 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1514 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1515 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1516 here again. Update leading comment.
1517 * rtl.c (rtx_equal_function_value_matters): Remove.
1518 (rtx_equal_p): Don't test for it.
1519 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1522 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1523 * rtl.c (note_insn_name): Likewise.
1524 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1525 * final.c (final_scan_insn): Likewise.
1527 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
1528 * passes.c (rest_of_handle_eh): Do it here.
1530 * stmt.c (struct nesting): Remove struct nesting block member.
1531 (struct stmt_status): Remove x_block_start_count field.
1532 (current_block_start_count): Remove.
1534 2004-07-27 Brian Booth <bbooth@redhat.com>
1536 * tree-optimize.c (register_one_dump_file): Update condition that uses
1538 (dup_pass_1): Replace with...
1539 (next_pass_1): This.
1540 (NEXT_PASS): Call next_pass_1.
1542 (init_tree_optimization_passes): Remove uses of DUP_PASS.
1543 (execute_one_pass): Update condition that uses
1545 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
1548 2004-07-27 Nick Clifton <nickc@redhat.com>
1550 * config/m32r/m32r.c: Include integrate.h in order to get the
1551 prototype for get_hard_reg_initial_val().
1553 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
1554 and tidy up indentation.
1555 (final_presence_set): Use absence_set instead, so that if there is
1556 nothing in the "o" pipe the "s" pipe can be scheduled.
1558 2004-07-27 Diego Novillo <dnovillo@redhat.com>
1560 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1561 don't have PT_VARS nor PT_MALLOC set.
1562 Clear name tag from pointers that have not been dereferenced.
1563 (set_pt_anything, set_pt_malloc): Forward declare.
1564 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1565 not type compatibility when determining if a pointer can be
1568 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
1570 * expr.h (canonicalize_condition, get_condition): Add an int argument.
1571 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1572 it to check whether the condition is still valid at the jump insn.
1573 * ifcvt.c (noce_get_condition): Likewise.
1574 (noce_get_alt_condition): Update call to canonicalize_condition.
1575 * loop-iv.c (simplify_using_initial_values): Update call to
1576 get_condition. Remove FIXME.
1577 (check_simple_exit): Update call to get_condition.
1578 * loop-unswitch.c (may_unswitch_on): Likewise.
1579 * loop.c (check_dbra_loop): Likewise.
1580 (canonicalize_condition, get_condition): Add an argument to say whether
1581 the condition must still be valid at INSN.
1582 (get_condition_for_loop): Update call to get_condition. Require that
1583 the condition be valid at INSN.
1584 * predict.c (estimate_probability): Update call to get_condition.
1585 Remove unused earliest parameter.
1586 (expected_value_to_br_prob): Update call to canonicalize_condition.
1588 2004-07-26 Eric Christopher <echristo@redhat.com>
1590 * tree-dfa.c (add_referenced_var): Register initializers of global
1593 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
1595 * config/i386/i386.c (function_arg): Always treat 8-
1596 and 16-byte wide vectors the same, even if MMX/SSE
1598 (contains_128bit_aligned_vector_p): Add comment.
1600 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
1602 * ra.h (enum node_type): Rename to:
1603 (enum ra_node_type).
1604 * ra-colorize.c: Likewise.
1606 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1608 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1609 after simplifying the jump.
1611 2004-06-26 Richard Henderson <rth@redhat.com>
1613 * calls.c (combine_pending_stack_adjustment_and_call): Make
1614 preferred_unit_stack_boundary argument unsigned. Make
1615 unadjusted_alignment unsigned.
1616 (expand_call): Make preferred_stack_boundary and
1617 preferred_unit_stack_boundary variables unsigned.
1618 * function.c (assign_stack_local_1): Make alignment unsigned.
1619 * function.h (struct function): Make stack_alignment_needed,
1620 preferred_stack_boundary unsigned.
1621 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1622 (ix86_compute_frame_layout): Make stack_alignment_needed,
1623 preferred_alignment variables unsigned.
1624 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
1626 2004-07-26 Tom Tromey <tromey@redhat.com>
1628 * tree.h: Fix typo in comment.
1630 2004-07-26 Daniel Jacobowitz <dan@debian.org>
1633 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
1634 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
1635 (ggc_free): Remove incorrect freeing.
1636 (sweep_pages): Advance PP for large pages. Fix indentation.
1638 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1640 PR rtl-optimization/16643
1641 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
1642 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
1643 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
1644 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
1645 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
1646 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1647 * rtl.h (tracer): Add a flags parameter.
1648 * tracer.c (tracer): Pass it to cfg_layout_initialise.
1649 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
1650 (rest_of_handle_reorder_blocks): Update calls to tracer and
1651 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
1652 (rest_of_handle_tracer): Pass 0 to tracer.
1653 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
1655 2004-07-25 David Edelsohn <edelsohn@gnu.org>
1658 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
1661 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
1663 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
1664 (BINFO_BASE_ACCESS): Adjust.
1665 (BINFO_BASE_ACCESS_APPEND): New.
1666 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
1667 * dbxout.c (dbxout_type): Adjust binfo access accessing.
1668 * dwarf2out.c (gen_member_die): Likewise.
1669 * tree-dump.c (deque_and_dump): Likewise.
1671 2004-07-26 Falk Hueffner <falk@debian.org>
1673 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
1676 2004-07-25 Roger Sayle <roger@eyesopen.com>
1678 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
1679 value off of the stack if TARGET_USE_FFREEP.
1681 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1683 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
1684 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
1685 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
1686 check on invocation of XRESIZEVEC ().
1688 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1690 * c-common.c (disable_builtin_function): Rename variable n to
1691 new_disabled_builtin.
1692 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
1693 Rename local variable old to old_decl.
1694 * gensupport.c (shift_output_template): Rename parameter old to src.
1695 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
1696 old_rtx and newx to new_rtx.
1698 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1700 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
1702 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
1704 * c-lex.c: Likewise.
1706 2004-07-25 Roger Sayle <roger@eyesopen.com>
1708 * fold-const.c (constant_boolean_node): Make extern.
1709 (make_range): Wrap long lines.
1710 (fold_cond_expr_with_comparison): Remove unnecessary call to
1711 pedantic_non_lvalue. Add missing calls to fold_convert.
1712 (fold_truthop): Add missing calls to fold_convert.
1714 * tree.h (constant_boolean_node): Add prototype here.
1715 * builtins.c (expand_builtin_strncmp): Add missing calls to
1717 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
1718 Call fold_convert and constant_boolean_node to correct types.
1719 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
1720 missing call to fold_convert to correct types.
1722 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
1723 Brian Ryner <bryner@brianryner.com>
1727 * c-common.c (c_common_attribute_table): Allow
1728 handle_visibility_attribute to be called for types.
1729 (handle_visibility_attribute) When given a type, set the visibility
1730 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
1731 so that we can check later whether the attribute was present. Added
1732 warning if attribute applied to non class type.
1733 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1734 decls and checking that they are consistent.
1735 * common.opt: Added -fvisibility.
1736 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1737 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1738 * flags.h, tree.h: Added assorted support defines for overall patch
1739 * opts.c: Added parsing support for -fvisibility.
1740 * tree.c (build_decl): Set visibility for all decls to be whatever
1741 is in force at that time.
1742 * varasm.c (default_binds_local_p_1): Reworked logic determining
1743 when to make a symbol locally bound.
1744 * doc/invoke.texi: Added documentation for -fvisibility and
1745 -fvisibility-inlines-hidden.
1747 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1749 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1750 * c-common.c: Add missing casts from void * to other types.
1751 * c-decl.c: Likewise.
1752 * c-format.c: Likewise.
1753 * c-lex.c: Likewise.
1754 * c-pragma.c: Likewise.
1755 * c-typeck.c: Likewise.
1756 * defaults.h: Likewise.
1757 * genconstants.c: Likewise.
1758 * gengtype-lex.l: Likewise.
1759 * genmodes.c: Likewise.
1760 * read-rtl.c: Likewise.
1763 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1765 * bitmap.c: Use type-safe memory allocation macros from libiberty.
1766 * c-common.c: Likewise.
1767 * c-decl.c: Likewise.
1768 * c-lang.c: Likewise.
1769 * c-lex.c: Likewise.
1770 * c-opts.c: Likewise.
1771 * c-parse.in: Likewise.
1772 * c-typeck.c: Likewise.
1773 * genconditions.c: Likewise.
1774 * gengtype-lex.l: Likewise.
1775 * gengtype-yacc.y: Likewise.
1776 * gengtype.c: Likewise.
1777 * genmodes.c: Likewise.
1778 * gensupport.c: Likewise.
1779 * read-rtl.c: Likewise.
1780 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1783 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1785 * c-decl.c (groktypename, groktypename_in_param_context): Rename
1786 variable typename to type_name.
1787 * c-lex.c (interpret_float): Likewise.
1789 2004-07-25 Roger Sayle <roger@eyesopen.com>
1791 * convert.c (convert_to_real, convert_to_integer,
1792 convert_to_complex): Replace calls to build with calls to buildN.
1793 * coverage.c (tree_coverage_counter_ref): Likewise.
1794 * dojump.c (do_jump): Likewise.
1795 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1796 * emit-rtl.c (component_ref_for_mem_expr,
1797 set_mem_attributes_minus_bitpos): Likewise.
1798 * explow.c (update_nonlocal_goto_save_area): Likewise.
1799 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1800 expand_mult_add): Likewise.
1801 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1802 store_constructor, get_inner_reference, expand_expr_real_1,
1803 try_casesi, try_tablejump): Likewise.
1804 * function.c (expand_function_start): Likewise.
1805 * stmt.c (emit_case_bit_tests, expand_end_case_type,
1806 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1807 * stor-layout.c (place_union_field, layout_type): Likewise.
1808 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1809 * varasm.c (copy_constant): Likewise.
1811 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1813 * c-common.c: Rename all identifiers named `new'.
1814 * c-decl.c: Likewise.
1815 * gensupport.c: Likewise.
1816 * simplify-rtx.c: Likewise.
1817 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1819 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1822 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1825 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1826 declarations until after calling pushdecl.
1827 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1828 "extern" and not on whether the declaration is initialized.
1830 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1832 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1833 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1834 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1835 "cpplib.h", "c-pragma.h", "c-common.h".
1836 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1837 (solaris_register_pragmas): New functions.
1838 * config/sol2-protos.h: New file.
1839 * config/sol2.c: New file.
1840 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1841 (REGISTER_TARGET_PRAGMAS): New macros.
1842 (solaris_pending_aligns, solaris_pending_inits)
1843 (solaris_pending_finis): New variables.
1844 * config/t-sol2 (sol2-c.o): Update dependencies.
1846 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1847 SUBTARGET_INSERT_ATTRIBUTES.
1848 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1849 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1850 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1851 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1852 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1853 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1854 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1855 * config/sparc/sparc.c (sparc_attribute_table): New.
1856 (TARGET_INSERT_ATTRIBUTES): Define in terms of
1857 SUBTARGET_INSERT_ATTRIBUTES.
1858 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1860 * doc/extend.texi (Solaris Pragmas): New section.
1862 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1864 * c-common.c: Rename all identifiers named `class' to `cl'.
1865 * c-common.h: Likewise.
1866 * c-parse.in: Likewise.
1867 * c-typeck.c: Likewise.
1868 * genmodes.c: Likewise.
1871 * recog.c: Likewise.
1872 * recog.h: Likewise.
1873 * regrename.c: Likewise.
1875 * c-common.c (builtin_function_2): Change type of 5th parameter from
1876 int to enum built_in_function. Change type of 8th parameter from int
1878 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
1880 * c-typeck.c (convert_arguments): Change type of formal_prec from
1881 int to unsigned int.
1882 * genmodes.c (blank_mode): Make a few negative constants unsigned.
1883 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1884 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1885 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1886 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1887 iterator to for_all_modes () instead of an enum because enums can't
1888 be incremented in C++.
1891 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1893 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1896 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1898 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1899 Handle ARRAY_RANGE_REF like ARRAY_REF.
1901 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1903 * c-typeck.c (digest_init): Don't allow arrays of signed or
1904 unsigned variants of wchar_t to be initialized by wide string
1905 constants. Do allow arrays of enumerated types compatible with
1906 wchar_t to be initialized by wide string constants. Refine tests
1907 distinguishing wide and narrow strings and arrays. Give specific
1908 error for arrays of other integer types initialized by string
1910 (output_init_element, process_init_element): Check for
1911 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1912 initializing with string constants.
1914 2004-07-25 Richard Henderson <rth@redhat.com>
1916 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1918 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1919 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1920 DECL_IGNORED_P to new decl.
1922 2004-07-24 Zack Weinberg <zack@codesourcery.com>
1924 * config/ia64/ia64.c (general_xfmode_operand)
1925 (destination_xfmode_operand): Delete.
1926 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1927 * config/ia64/ia64.md (*movxf_internal): Use general_operand
1928 and destination_operand.
1930 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1932 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1933 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1935 2004-07-24 Alexander Kabaev <kan@freebsd.org>
1936 Zack Weinberg <zack@codesourcery.com
1939 * c-decl.c (diagnose_mismatched_decls): Don't issue a
1940 redundant-declaration warning the first time a builtin is
1941 declared explicitly.
1943 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1945 * tree.h (staticp): Change return type to bool.
1947 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1949 * c-common.c (c_staticp): Last episode of the staticp saga.
1951 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1953 * c-common.h (c_staticp): Change return type from int to bool.
1954 * tree.c (staticp): Likewise.
1955 * langhooks.h (staticp): Likewise.
1957 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1959 * langhooks-def.h (lhd_staticp): Change return type from int to
1960 bool in prototype to match definition.
1962 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1964 * system.h (bool, true, false): Don't redefine as preprocessor macros
1967 2004-07-24 Roger Sayle <roger@eyesopen.com>
1969 * expmed.c (init_expmed): A signed modulus by a power of two is
1970 considered cheap if its less than or equal to four instructions.
1972 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1974 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1975 GGC_CNEWVAR): New macros.
1977 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1979 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1981 * c-decl.c: Likewise.
1982 * c-format.c: Likewise.
1983 * c-lex.c: Likewise.
1984 * c-opts.c: Likewise.
1985 * c-pragma.c: Likewise.
1986 * c-typeck.c: Likewise.
1987 * gencheck.c: Likewise.
1988 * genconditions.c: Likewise.
1989 * genconfig.c: Likewise.
1990 * genflags.c: Likewise.
1991 * gengtype.c: Likewise.
1992 * gensupport.c: Likewise.
1993 * ggc-none.c: Likewise.
1994 * langhooks.c: Likewise.
1995 * statistics.h: Likewise.
1996 * stub-objc.c: Likewise.
1997 * java/decl.c: Likewise.
1999 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2001 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2002 (symbolic_operand): Fix prototype.
2003 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2004 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2005 use them, change from the "{...}" syntax to the simpler {...}
2007 (*cfv4_extendqisi2): Fix destination predicate.
2008 * config/m68k/m68k-protos.h: Remove various declarations also
2009 generated via PREDICATE_CODES.
2011 2004-07-23 Mike Stump <mrs@apple.com>
2013 * c-typeck.c (convert_for_assignment): Tightened up pointer
2014 converstions that differ in signedness.
2016 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2018 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2020 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2022 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2023 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2025 * gimplify.c (gimplify_compound_lval): Check for no handled
2026 operations, rather than checking for explicit list of nodes.
2027 (is_gimple_addr_expr_arg_or_indirect): New function.
2028 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2029 redundant setting of TREE_INVARIANT.
2030 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2031 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2033 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2035 PR tree-optimization/16688
2036 PR tree-optimization/16689
2037 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2038 unnecessary initialization of 'tag'.
2039 (get_tmt_for): Check that the new type tag has the same alias
2040 set as the pointed-to type.
2041 (group_aliases): Only regular variables need to be removed
2042 from the alias set of a name tag.
2043 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2044 propagation if the two types are not compatible.
2045 (merge_alias_info): Rename from replace_ssa_names_ann.
2047 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2048 the propagation can be done.
2049 Only call merge_alias_info on pointers.
2050 (propagate_value): Likewise.
2051 * tree-ssa-copyrename.c: Include langhooks.h.
2052 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2054 Do not coalesce variables with incompatible types.
2055 (rename_ssa_copies): Call replace_ssa_name_symbol.
2056 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2057 the same type as the underlying _DECL.
2058 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2059 * tree.h (replace_ssa_name_symbol): Declare.
2061 2004-07-23 Richard Henderson <rth@redhat.com>
2064 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2065 unshare it properly.
2066 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2067 the conditional for all non-register types.
2069 2004-07-23 Richard Henderson <rth@redhat.com>
2071 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2072 * expr.h (fix_lexical_addr): Remove.
2073 * function.c (NEED_SEPARATE_AP): Remove.
2074 (fix_lexical_addr): Remove.
2075 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2076 not null decl_function_context.
2077 (create_alias_vars): Likewise.
2078 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2079 (simple_goto_p): Likewise.
2080 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2081 * tree-ssa-ccp.c (get_default_value): Likewise.
2082 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2083 * tree.c (needs_to_live_in_memory): Likewise.
2084 * tree-flow-inline.h (may_be_aliased): Move...
2085 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2086 when TREE_STATIC variables may be addressable.
2088 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2090 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2092 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2094 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2095 bitmap contents if GENERATOR_FILE is defined.
2096 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2097 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2099 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2101 * c-decl.c (start_function): Form composite type of function types
2102 rather than copying type from previous prototype declaration.
2104 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2106 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2107 the const qualifier for the second argument in the C++ functions.
2109 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2110 specific pointer types.
2112 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2113 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2114 for vector bool and/or vector pixel, add C++ and C missing support.
2115 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2116 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2117 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2118 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2119 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2120 missing C++ and C support for vector bool and/or vector pixel.
2121 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2122 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2123 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2124 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2125 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2126 C++ and C types used for vector bool and/or vector pixel.
2127 (vec_st, vec_stl): Add C++ support for vector pixel.
2128 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2129 (vec_all_ne): Add C++ support for vector pixel.
2131 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2132 (vec_vmulesb): Add missing C++ function.
2133 (vec_perm): Fix type of third argument in C++ function.
2134 (vec_vsum4shs): Fix C++ function name.
2135 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2136 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2137 argument passed to the error handler in C macro.
2138 (vec_nmsub): Remove extra parens around argument names in C macro.
2139 (vec_packpx): Add missing parens in C macro.
2141 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2143 * machmode.def: Remove vector modes.
2144 * config/alpha/alpha-modes.def: Add supported vector modes.
2145 * config/arm/arm-modes.def: Likewise.
2146 * config/frv/frv-modes.def: Likewise.
2147 * config/i386/i386-modes.def: Likewise.
2148 * config/rs6000/rs6000-modes.def: Likewise.
2149 * config/sh/sh-modes.def: Likewise.
2151 2004-07-23 Matthias Klose <doko@debian.org>
2153 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2154 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2155 * config.h: Regenerate.
2156 * configure: Likewise.
2158 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2160 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2161 generated SYMBOL_REFs for labels.
2162 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2164 (machopic_stub_name): Remove.
2165 (machopic_indirection_name): New function.
2166 (machopic_mcount_stub_name): Likewise.
2167 (machopic_classify_name): Remove.
2168 (machopic_function_base_sym): New function.
2169 (machpoic_classify_symbol): Likewise.
2170 (machopic_classify_ident): Remove.
2171 (machopic_define_ident): Likewise.
2172 (machopic_define_name): Likewise.
2173 (machopic_name_defined_p): Likewise.
2174 (machopic_ident_defined_p): Likewise.
2175 (darwin_strip_name_encoding): Likewise.
2176 (machopic_define_symbol): New function.
2177 * config/darwin.c (hashtab.h): Include.
2178 (machopic_defined_list): Remove.
2179 (machopic_classify_ident): Likewise.
2180 (machopic_classify_name): Likewise.
2181 (machopic_ident_defined_p): Likewise.
2182 (machopic_define_ident): Likewise.
2183 (machopic_define_name): Likewise.
2184 (machopic_symbol_defined_p): New function.
2185 (machopic_classify_symbol): Likewise.
2186 (machopic_data_defined_p): Use machopic_classify_symbol.
2187 (machopic_define_symbol): New function.
2188 (machopic_function_base_sym): New function.
2189 (machopic_non_lazy_pointers): Remove.
2190 (machopic_non_lazy_ptr_name): Likewise.
2191 (machopic_stubs): Likewise.
2192 (machopic_stub_name): Likewise.
2193 (NON_LAZY_POINTER_SUFFIX): New macro.
2194 (STUB_SUFFIX): Likewise.
2195 (machopic_indirection): New structure.
2196 (machopic_indirections): New variable.
2197 (machopic_indirection_hash): New function.
2198 (machopic_indirection_eq): Likewise.
2199 (machopic_indirection_name): Likewise.
2200 (machopic_mcount_stub_name): New function.
2201 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2203 (machopic_indirect_data_reference): Rework to use new functions.
2204 (machopic_indirect_call_target): Likewise.
2205 (machopic_legitimize_pic_address): Likewise.
2206 (machopic_output_indirection): New function.
2207 (machopic_finish): Use it.
2208 (machopic_operand_p): Rework to use new functions.
2209 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2210 (darwin_strip_name_encoding): Remove.
2211 (update_non_lazy_ptrs): Remove.
2212 (update_stubs): Likewise.
2213 (darwin_non_lazy_pcrel): Use new functions.
2214 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2215 (ASM_OUTPUT_LABELREF): Likewise.
2216 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2217 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2218 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2219 (TARGET_STRIP_NAME_ENCODING): Do not use
2220 darwin_strip_name_encoding.
2221 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2222 darwin_strip_name_encoding.
2223 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2224 machopic_mcount_stub_name.
2225 * config/i386/i386.c (x86_output_mi_thunk): Use
2226 machopic_indirection_name, not machopic_stub_name.
2227 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2228 machopic_function_base_sym.
2229 (print_operand): Use machopic_classify_symbol.
2230 (rs6000_emit_prologue): Use machopic_function_base_sym.
2231 (output_profile_hook): Do not use machopic_stub_name.
2232 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2234 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2237 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2240 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2242 * doc/implement-c.texi: New file.
2243 * doc/extend.texi (C Implementation): Move to there.
2244 * doc/gcc.texi: Include implement-c.texi.
2245 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2247 2004-07-22 Jason Merrill <jason@redhat.com>
2249 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2251 * tree-inline.c (setup_one_parameter): Likewise.
2253 2004-07-22 Brian Booth <bbooth@redhat.com>
2255 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2256 (substitute_and_fold): Propigate into VUSE operands when possible.
2257 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2258 (cp_lattice_meet): Handle merging of latticevalues when
2259 UNKNOWN_VAL is present.
2260 (visit_stmt): Visit assignments with V_MUST_DEFs.
2261 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2262 (ccp_fold): Deal with RHS' that are constant and virtual.
2263 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2264 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2265 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2266 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2267 computing immediate uses.
2268 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2270 (replace_vuse_in): New function.
2271 (likely_value): Add check of vuse operands.
2272 (get_default_value): Set the default value of virtually defined
2273 variables to UKNOWN_VAL instead of VARYING.
2275 2004-07-22 Richard Henderson <rth@redhat.com>
2277 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2279 2004-07-22 Richard Henderson <rth@redhat.com>
2281 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2282 variables due to conditional compilation.
2284 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2286 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2287 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2288 Release SSA names that have been re-renamed.
2289 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2291 * tree-ssa-alias.c (init_alias_info): If aliases have been
2292 computed before, clear existing alias information.
2293 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2294 If the new name tag for a pointer is different than the one it
2295 had before, mark the old tag for renaming.
2296 (replace_may_alias): New function.
2297 (group_aliases): Call it.
2298 (setup_pointers_and_addressables): Always call get_tmt_for.
2299 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2301 (set_pt_anything): New local function.
2302 (set_pt_malloc): New local function.
2303 (merge_pointed_to_info): Don't merge pointed-to variables from
2304 the original pointer if the destination is pointing to an
2306 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2307 (add_pointed_to_var): Do not add a variable to the points-to
2308 set if the pointer is already pointing to anywhere.
2309 (collect_points_to_info_r): If the defining statement is a PHI
2310 node, only merge pointed-to information if the argument has
2311 already been visited.
2312 (get_tmt_for): Only create a new tag if the pointer didn't
2314 (dump_alias_info): Emit more information.
2315 (dump_points_to_info_for): Likewise.
2316 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2317 try to get the annotation of an SSA_NAME.
2318 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2319 alias sets when checking is enabled.
2320 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2321 (eliminate): Mark basic blocks that will need
2322 EH information cleaned up.
2323 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2325 Initialize need_eh_cleanup.
2326 (fini_pre): Call tree_purge_all_dead_eh_edges and
2327 cleanup_tree_cfg if needed.
2328 Free need_eh_cleanup.
2329 * tree-ssa.c (verify_ssa_name): New function.
2330 (verify_def): Call it.
2331 Re-arrange to avoid printing too many error messages.
2332 (verify_use): Likewise.
2333 (verify_phi_args): Likewise.
2334 (verify_flow_insensitive_alias_info): New function.
2335 (verify_flow_sensitive_alias_info): New function.
2336 (verify_alias_info): New function.
2337 (verify_ssa): Call verify_alias_info.
2338 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
2340 Re-arrange to avoid printing too many error messages.
2341 * tree-ssanames.c (make_ssa_name): Clear
2342 SSA_NAME_IN_FREE_LIST.
2343 (release_ssa_name): Never release a default definition.
2344 (release_defs): New function.
2345 * tree.h: Declare it.
2346 * tree-ssa-dce.c (remove_dead_stmt): Call it.
2348 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2350 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2351 If true, do a depth-first search. Do a breadht-first search,
2353 (walk_use_def_chains): Add new argument IS_DFS.
2355 * tree-flow.h (walk_use_def_chains): Update prototype.
2357 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
2359 * config/cris/cris.md: Tweak formatting.
2360 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2361 (mover2side, moverside, movemside, movei, op3, andu): Replace
2362 live define_peephole:s with define_peephole2 near-equivalents.
2364 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
2366 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2367 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2368 "*mov_sidesi_mem" respectively.
2370 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2372 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2373 (gimplify_build1): Move from tree-complex.c do_unop.
2374 (gimplify_build2): Move from tree-complex.c do_binop.
2375 (gimplify_build3): New.
2376 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2377 Adjust throughout to call the functions above.
2378 * tree-flow.h: Declare the functions above.
2379 * tree-nested.c (gimplify_val): Rename to...
2380 (tsi_gimplify_val): ... this.
2382 * Makefile.in (tree_complex.o): Update dependencies.
2383 (stor-layout.o): Depend on regs.h.
2384 * c-common.c (handle_vector_size_attribute): Update for
2385 vector types without corresponding vector modes.
2386 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2387 a corresponding vector mode is not available.
2388 * print-tree.c (print_node): Print nunits for vector types
2389 * regclass.c (have_regs_of_mode): New.
2390 (init_reg_sets_1): Initialize it and use it instead
2391 of allocatable_regs_of_mode.
2392 * regs.h (have_regs_of_mode): Declare it.
2393 * stor-layout.c (layout_type): Pick a mode for vector types.
2394 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2395 build_replicated_const, do_unop, do_binop, do_plus_minus,
2396 do_negate, expand_vector_piecewise, expand_vector_parallel,
2397 expand_vector_addition, expand_vector_operations_1,
2398 expand_vector_operations, tree_lower_operations,
2399 pass_lower_vector_ssa, pass_pre_expand): New.
2400 (expand_complex_operations, pass_lower_complex): Remove.
2401 * tree-optimize.c (init_tree_optimization_passes): Adjust
2402 pass ordering for changes in tree-complex.c.
2403 * tree-pass.h: Declare new passes.
2404 * tree.c (finish_vector_type): Remove.
2405 (make_vector_type): New.
2406 (build_vector_type_for_mode, build_vector_type): Rewritten.
2407 * tree.def (VECTOR_TYPE): Document where the number of
2409 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2410 (make_vector): Remove declaration.
2412 2004-07-21 Richard Henderson <rth@redhat.com>
2414 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2415 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2416 (remove_useless_vars): Dump debugging info.
2417 (expand_used_vars): Move ...
2418 * cfgexpand.c (expand_used_vars): ... here. Make static.
2419 * tree-flow-inline.h (set_is_used): New.
2420 (set_default_def): Use get_var_ann.
2421 * tree-flow.h: Update decls.
2422 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2423 (create_ssa_var_map): Use it.
2424 * tree-ssa.c (set_is_used): Remove.
2426 2004-07-22 Ben Elliston <bje@au.ibm.com>
2428 * gdbinit.in: Set a breakpoint on internal_error.
2430 2004-07-21 Richard Henderson <rth@redhat.com>
2432 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2433 to create a new basic block.
2435 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2438 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2439 return type on function definitions. Move other warnings for
2440 qualified return type to -Wreturn-type. Do not condition any such
2441 warnings on -pedantic. Update comments.
2442 (start_function): Only copy function type from previous prototype
2443 declaration if return types are compatible.
2444 * c-typeck.c (function_types_compatible_p): Don't condition
2445 warning for incompatibility of volatile qualifiers on the return
2446 type on -pedantic. Update comment.
2447 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2449 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2451 * c-typeck.c (set_init_index): Require designator to be of integer
2454 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2457 * c-parse.in (init): Change to exprtype.
2458 (primary): Set original_code for STRING to STRING_CST.
2459 Call maybe_warn_string_init for compound literals.
2460 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2462 * c-tree.h (maybe_warn_string_init): New.
2463 (pop_init_level, process_init_element): Use struct c_expr.
2464 (struct c_expr): Update comment.
2465 * c-typeck.c (maybe_warn_string_init): New function.
2466 (digest_init): Call it. Additional parameter strict_string. All
2468 (output_init_element): Likewise.
2469 (struct constructor_stack): Use struct c_expr for
2471 (really_start_incremental_init, push_init_level): Update.
2472 (pop_init_level): Update. Return struct c_expr.
2473 (process_init_level): Update. Take struct c_expr argument.
2475 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2477 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2480 2004-07-21 Eric Christopher <echristo@redhat.com>
2482 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2484 * c-decl.c (pop_scope): Ditto.
2485 * calls.c (expand_call): Remove call to current_nesting_level,
2486 update comment accordingly. Remove calls to expand_start_target_temps
2487 and expand_end_target_temps.
2488 * cfgexpand.c (construct_init_block): Remove call to
2489 expand_start_bindings_and_block.
2490 (construct_exit_block): Remove call to expand_end_bindings.
2491 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2492 (expand_expr_real_1): Ditto. Fix formatting.
2493 (expand_vars): Delete.
2494 * stmt.c (POPSTACK): Remove block_stack.
2495 (stmt_status): Remove x_block_stack.
2496 (block_stack): Delete.
2497 (expand_start_bindings_and_block): Ditto.
2498 (expand_start_target_temps): Ditto.
2499 (expand_end_target_temps): Ditto.
2500 (current_nesting_level): Ditto.
2501 (warn_about_unused_variables): Ditto.
2502 (expand_end_bindings): Ditto.
2503 * tree.h: Remove declarations for above.
2505 2004-07-21 Steven Bosscher <stevenb@suse.de>
2507 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2508 * rtl.c (note_insn_name): Likewise.
2509 * print-rtl.c (print_rtx): Don't print it.
2510 * cfgrtl.h (can_delete_note_p): Don't handle it.
2511 (rtl_delete_block): Likewise.
2512 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2513 (rest_of_compilation): Don't call it.
2514 * predict.c (process_note_predictions, process_note_prediction,
2515 note_prediction_to_br_prob): Remove.
2516 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2517 * stmt.c (return_prediction): Remove.
2518 (expand_value_return): Don't call it. Don't add prediction
2519 notes for return statements.
2521 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
2523 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2526 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
2528 * c-common.c (vector_types_convertible_p): Use vector types'
2529 TYPE_SIZE and TREE_TYPE instead of their mode.
2530 * convert.c (convert_to_integer): Likewise.
2531 (convert_to_vector): Likewise.
2532 * fold-const.c (fold_convert): Likewise.
2533 * varasm.c (output_constant): Likewise.
2534 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
2535 Allow a VECTOR_TYPE initializer to be made of several vectors.
2536 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
2537 of cleared and need_to_clear, and use fold_convert.
2538 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
2541 2004-07-20 Richard Henderson <rth@redhat.com>
2543 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
2544 (expand_gimple_basic_block): out from here. Renamed from expand_block.
2546 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
2548 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
2549 enormous cost if not TARGET_HARD_MUL.
2551 2004-07-20 Andrew Pinski <apinski@apple.com>
2554 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
2557 2004-07-21 Paul brook <paul@codesourcery.com>
2559 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2561 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2563 * fold-const.c (operand_equal_p): Temporarily support NULL args.
2564 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2565 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2567 2004-07-20 Zack Weinberg <zack@codesourcery.com>
2569 * rtl.h (plus_constant): Delete.
2570 (plus_constant_wide): Rename to plus_constant.
2571 (plus_constant_for_output_wide): Delete vestigial prototype.
2572 (GEN_INT): Remove unnecessary cast.
2573 * tree.h (build_int_2, size_int_type): Delete.
2574 (build_int_2_wide): Rename to build_int_2.
2575 (size_int_wide): Rename to size_int_kind.
2576 (size_int_type_wide): Rename to size_int_type.
2577 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2578 Remove unnecessary cast.
2579 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2580 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2581 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2582 (size_int_type_wide): Rename size_int_type.
2583 (int_const_binop): Use size_int_type.
2584 * c-lex.c (interpret_integer): Use build_int_2.
2585 * final.c (split_double): Remove unnecessary casts.
2586 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2588 2004-07-20 Richard Henderson <rth@redhat.com>
2590 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2591 (gimplify_compound_lval): Use is_gimple_tmp_reg.
2592 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2593 (is_gimple_tmp_reg): New.
2594 * tree-gimple.h (is_gimple_tmp_reg): Declare.
2596 2004-07-20 Richard Henderson <rth@redhat.com>
2598 * tree-pretty-print.c (dump_generic_node): Dump
2599 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2601 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
2603 * tree-mudflap.c (mf_set_options_fndecl): New tree.
2604 (mudflap_init): Set it.
2605 (mudflap_register_call): Remove __mf_init call.
2606 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
2607 to pass "-ignore-reads" option to libmudflap if needed.
2609 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
2612 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2613 (MAKE_DECL_ONE_ONLY): Undefine.
2614 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2615 readonly_data, one_only_data_section, forget_section): New prototypes.
2616 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2618 (pa_select_section): Add one-only (COMDAT) support.
2619 * pa.h (struct machine_function): Define.
2620 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2621 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2622 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2623 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2624 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
2625 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
2626 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
2627 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2628 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
2629 for EXTRA_SECTION_FUNCTIONS.
2630 * doc/install.texi: Update binutils requirements.
2632 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2634 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
2635 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
2636 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
2638 (struct VEC): Use unsigned for num and alloc.
2639 * vec.c (struct vec_prefix): Likewise.
2640 (vec_o_reserve): Adjust.
2642 * dbxout.c (dbxout_type): Fix printf format.
2644 * tree.h (binfo_member): Remove.
2645 * tree.c (binfo_member): Remove.
2647 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2649 * tree.h: Include vec.h
2650 (DEF_VEC_P(tree)): New type.
2651 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
2652 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
2653 (BINFO_LANG_SLOT): Remove.
2654 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
2655 (struct tree_binfo): Turn base_binfos into a trailing
2656 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
2657 (binfo_lang_slots): Remove.
2658 * tree.c (binfo_lang_slots): Remove.
2659 (make_tree_binfo_stat): Take a base binfo count, not a
2660 lang slot count. Adjust.
2661 * Makefile.in (TREE_H): Add vec.h
2662 * alias.c (record_component_aliases): Adjust BINFO access.
2663 * dbxout.c (dbxout_type): Likewise.
2664 * dwarf2out.c (gen_member_die): Likewise.
2665 * sdbout.c (sdbout_one_type): Likewise.
2666 * tree-dump.c (deque_and_dump): Likewise.
2667 * config/i386/i386.c (classify_argument,
2668 contains_128bit_aligned_vector_p): Likewise.
2669 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
2670 * doc/c-tree.texi (Classes): Update BINFO documentation.
2672 2004-07-20 Steven Bosscher <stevenb@suse.de>
2674 * c-common.h (check_case_value): Remove prototype.
2675 (c_add_case_label): Adjust prototype.
2676 * c-common.c (check_case_value): Make static.
2677 (check_case_bounds): New function.
2678 (c_add_case_label): Use it. Take new argument orig_type.
2679 * c-typeck.c (struct c_switch): New orig_type field.
2680 (c_start_case): Set it.
2681 (do_case): Pass it to c_add_case_label.
2682 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
2683 cases from here. Add the labels in reverse order.
2684 * stmt.c (struct case_node): Adjust comment. Remove balance field.
2685 (add_case_node): Return nothing, don't check for duplicate cases.
2686 Insert new case nodes in a list, not in an AVL tree.
2687 (expand_end_case_type): Don't turn a case tree into a case list.
2688 (case_tree2list): Remove.
2689 * tree.h (add_case_node): Adjust prototype.
2691 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
2693 * genattr.c (struct range, struct function_unit,
2694 write_units, extend_range, init_range): Remove them.
2695 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2696 Output "#define INSN_SCHEDULING" here.
2697 * genattrtab.c (struct range, struct function_unit_op,
2698 struct function_unit, struct dimension, enum operator,
2699 operate_exp, expand_units, simplify_knowing,
2700 encode_units_mask, simplify_by_exploding,
2701 find_and_mark_used_attributes, unmark_used_attributes,
2702 add_values_to_cover, increment_current_value,
2703 test_for_current_value, simplify_with_current_value,
2704 simplify_with_current_value_aux, gen_unit,
2705 write_unit_name, write_function_unit_info,
2706 write_complex_function, write_toplevel_expr,
2707 find_single_value, extend_range): Remove.
2708 (write_attr_get): Do not handle common_av->value
2710 (struct attr_desc): Remove func_units_p and blockage_p.
2711 (write_attr_valueq): Do not handle them.
2712 (find_attr): Do not clear them.
2713 (make_internal_attr): Do not initialize them.
2714 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2715 * sched-vis.c (init_target_units, insn_print_units,
2716 init_block_visualization, print_block_visualization,
2717 visualize_scheduled_insns, visualize_no_unit,
2718 visualize_stall_cycles, visualize_alloc,
2719 visualize_free, target_units, get_visual_tbl_length,
2720 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
2721 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
2722 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
2723 * haifa-sched.c (blockage_range, clear_units,
2724 schedule_unit, actual_hazard, potential_hazard,
2725 insn_unit, unit_last_insn, unit_tick,
2726 actual_hazard_this_instance, potential_hazard,
2727 schedule_unit, max_insn_queue_index_value): Remove.
2728 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
2729 max_insn_queue_index.
2730 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2731 * doc/md.texi (Processor pipeline description): Remove
2732 references to old pipeline descriptions.
2733 (Automaton pipeline description): Merge with the above.
2734 (Old pipeline description, Comparison of the two descriptions):
2737 * bt-load.c (migrate_btr_def): Remove references to
2738 use_pipeline_interface.
2739 * haifa-sched.c (insn_cost, schedule_insn,
2740 schedule_block, advance_one_cycle, sched_init,
2741 queue_to_ready, sched_finish): Likewise.
2742 * modulo-sched.c (sms_schedule, advance_one_cycle,
2743 ps_has_conflicts): Likewise.
2744 * sched-rgn.c (init_ready): Likewise.
2745 (debug_dependencies): Likewise, and remove an "if (1)".
2746 * target.h (use_dfa_pipeline_interface): Remove.
2747 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2748 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2749 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2750 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2751 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2752 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2753 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2754 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2755 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2756 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2757 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2758 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2759 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2760 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2761 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2762 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2763 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2764 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2765 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2767 2004-07-19 Roger Sayle <roger@eyesopen.com>
2769 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2771 2004-07-19 Jeff Law <law@redhat.com>
2773 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2774 (get_eq_expr_value): Use it. Simplify slightly.
2776 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
2778 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2779 (umulsidi3_32bit_r4000): Likewise.
2781 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
2783 * vec.h: Propagate location information properly.
2784 (VEC_T_iterate): Add result pointer parameter.
2786 (VEC_T_reserve): Use it.
2788 2004-07-19 Daniel Jacobowitz <dan@debian.org>
2790 * Makefile.in (c-format.o): Depend on c-format.h.
2791 * c-format.h: New file.
2792 (struct format_char_info): Add CHAIN member.
2793 * c-format.c: Move some types and constants to c-format.h.
2794 (format_type_error): Set to -1.
2795 (struct function_format_info): Use an int for format_type.
2796 (decode_format_type): Return an int. Return format_type_error
2798 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2799 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2800 (scan_char_table, time_char_table, monetary_char_table): Initialize
2802 (n_format_types): New variable.
2803 (check_format_info_main): Handle CHAIN in format_char_info.
2804 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2805 TARGET_N_FORMAT_TYPES.
2806 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2807 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2808 * config/sol2-c.c: New file.
2809 * config/t-sol2: New file.
2810 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2811 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2812 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2814 * doc/extend.texi (Target Format Checks): New section.
2815 (Function Attributes): Mention it.
2816 * doc/invoke.texi: Mention target format checks.
2817 * doc/sourcebuild.texi: Mention target format checks.
2818 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2819 TARGET_FORMAT_TYPES.
2821 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
2823 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2825 * config/s390/s390.c (regclass_map initializer): Register 35 added to
2827 (load_multiple_operation, store_multiple_operation): Removed
2828 pointless sanity check.
2829 (s390_decompose_address): Added check for return_address_pointer_rtx.
2830 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2831 (s390_return_address_offset): New function.
2832 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2833 (FRAME_REGNO_P): Added check for register 35.
2834 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2835 REG_ALLOC_ORDER): Appended entry for register 35.
2836 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2837 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2838 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2839 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2840 is eliminable using stack pointer or hard frame pointer.
2841 (REGISTER_NAMES): Added name for register 35.
2842 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2843 pointless sanity check.
2845 2004-07-19 Roger Sayle <roger@eyesopen.com>
2847 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2848 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2849 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2850 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2851 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2852 (fold_relational_const): Tidy up handling of floating point
2853 comparisons by calling real_compare. Remove tree_expr_nonzero_p
2854 transformation; fold_relational_const assumes constant operands.
2856 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
2858 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2861 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
2863 * c-tree.h (struct c_expr): Define.
2864 (C_SET_EXP_ORIGINAL_CODE): Remove.
2865 (parser_build_binary_op, build_compound_expr): Update prototypes.
2866 * c-parse.in (%union): Add exprtype.
2867 (FUNC_NAME): Mark as ttype.
2868 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2870 (expr): Update. Define directly in terms of expr_no_commas
2871 instead of using nonnull_exprlist.
2872 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2873 offsetof_member_designator, typespec_nonreserved_nonattr, init,
2874 initval, designator, component_declarator,
2875 component_notype_declarator, enumerator, array_declarator,
2876 condition, exexpr, switch_statement, stmt_nocomp, stmt,
2877 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
2878 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
2880 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
2881 * c-common.c (c_common_truthvalue_conversion): Don't check
2882 C_EXP_ORIGINAL_CODE.
2883 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2884 Don't use C_EXP_ORIGINAL_CODE.
2885 (default_conversion, default_function_array_conversion): Don't use
2886 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
2887 (internal_build_compound_expr): Merge into build_compound_expr.
2888 (build_compound_expr): Take two operands instead of a TREE_LIST.
2889 * objc/objc-act.c (get_super_receiver): Update calls to
2890 build_compound_expr.
2892 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
2894 * config/sh/sh.c (sh_use_dfa_interface): Remove.
2895 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2897 * config/sh/sh.md: Extract pipeline descriptions
2898 into separate files.
2899 * config/sh/sh1.md: New file, extracted from sh.md.
2900 * config/sh/sh4.md: New file, extracted from sh.md.
2901 * config/sh/shmedia.md: New file, extracted from sh.md
2902 and rewritten using new-style pipeline description.
2904 2004-07-18 Zack Weinberg <zack@codesourcery.com>
2906 * config/pa/pa.md: Delete the two remaining define_peephole
2909 2004-07-18 Steven Bosscher <stevenb@suse.de>
2910 Joseph S. Myers <jsm@polyomino.org.uk>
2912 * c-common.c (c_common_truthvalue_conversion): Don't warn if
2913 TREE_NO_WARNING is set.
2915 2004-07-18 Roger Sayle <roger@eyesopen.com>
2917 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2918 simplify_builtin_strncmp): Delete.
2919 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2920 Change argument to accept an arglist instead of an "exp". Assume
2921 that the return type is always integer_type_node. Copy missing
2922 transformations from their now obsolete simplify_builtin_*
2924 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2925 fold_builtin_strcmp and fold_builtin_strncmp.
2926 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2927 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2928 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2930 2004-07-18 Daniel Jacobowitz <dan@debian.org>
2932 * Makefile.in (tree-alias-common.o): Update dependencies.
2934 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
2936 * cfgloop.c (flow_loop_nested_p): Fix comment.
2938 2004-07-17 Jason Merrill <jason@redhat.com>
2941 * stor-layout.c (relayout_decl): New fn.
2942 * tree.h: Declare it.
2943 (DECL_BY_REFERENCE): New macro.
2945 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
2947 * libgcc2.c (__enable_execute_stack): New symbol.
2948 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
2949 and declare __enable_execute_stack.
2950 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2951 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2952 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2953 ENABLE_EXECUTE_STACK.
2954 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2955 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2956 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2957 ENABLE_EXECUTE_STACK.
2958 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2959 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2960 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2961 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2962 ENABLE_EXECUTE_STACK.
2963 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2964 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2965 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2966 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2967 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2968 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2969 (sparc64_initialize_trampoline): Likewise.
2970 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2972 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
2974 * langhooks.h (builtin_function): New langhook.
2975 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2976 (LANG_HOOKS_INITIALIZER): Update.
2977 * tree.h (builtin_function): Remove.
2978 * doc/tm.texi: Update.
2979 * c-tree.h (builtin_function): Declare.
2980 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2981 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2982 config/ia64/ia64.c, config/iq2000/iq2000.c,
2983 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2984 config/stormy16/stormy16.c: All callers of builtin_function
2987 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
2990 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2991 Remove white space after the backslash.
2993 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2995 PR rtl-optimization/16294
2996 * resource.c (return_insn_p): New predicate.
2997 (mark_target_live_regs): Use it. Special-case return insns.
2998 (init_resource_info): Use it. Don't scan the epilogue past
3001 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3003 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3004 destroy dominance information.
3005 * passes.c (rest_of_handle_loop2): Free dominance information.
3006 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3008 (thread_jumps): Update dominance information and remove unreachable
3010 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3011 information and remove the unreachable block.
3013 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3015 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3017 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3019 * doc/sourcebuild.texi: Remove libf2c entry.
3021 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3023 * config/i386/i386.md (movv16qi_internal): Fix typo.
3025 2004-07-17 Steven Bosscher <stevenb@suse.de>
3027 * final.c (final_scan_insn): Fix broken commit from previous
3030 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3032 * c-typeck.c (parser_build_binary_op): Condition warnings for
3033 X<=Y<=Z on -Wparentheses instead of -Wextra.
3034 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3035 supported for C only.
3037 2004-07-17 Steven Bosscher <stevenb@suse.de>
3039 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3040 notes to avoid unreachable code warnings.
3041 * toplev.c (backend_init): Don't emit line notes for
3042 unreachable code warnings.
3044 * combine.c (distribute_notes): Don't distribute a
3045 REG_VTABLE_REF note.
3046 * final.c (final_scan_insn): Don't handle it.
3047 * rtl.c (reg_note_name): Remove it.
3048 * rtl.h (enum reg_node): Dito.
3050 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3052 * rtl.h (force_line_numbers, restore_line_number_status):
3055 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3056 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3057 (using_eh_for_cleanups): Also moved here.
3059 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3060 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3061 to expand_start_case and add_case_node.
3062 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3063 last_unconditional_cleanup, nominal_type, printname, and
3065 (struct fixup_goto): Remove.
3066 (struct stmt_status): Remove x_goto_fixup_chain field.
3067 (goto_fixup_chain): Remove.
3068 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3069 pushcase, pushcase_range): Remove.
3070 (expand_start_bindings_and_block): Don't set unused fields in
3072 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3073 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3074 instead of emit_jump_if_reachable.
3075 (emit_case_nodes): Likewise.
3076 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3078 (update_eh_label): Work around left-over exception handing regions.
3079 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3080 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3081 (pass_cleanup_cfg_post_optimizing): New pass.
3082 (init_tree_optimization_passes): Run the new pass after all
3084 * tree.h (pushcase, pushcase_range): Remove prototypes.
3085 (expand_start_case, add_case_node): Update prototypes.
3087 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3089 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3091 2004-07-16 Richard Henderson <rth@redhat.com>
3093 * builtins.c (std_expand_builtin_va_arg): Remove.
3094 (expand_builtin_va_arg): Remove.
3095 * expr.h: Don't declare them.
3096 * gimplify.c (mark_decls_volatile_r): Remove.
3097 (copy_if_shared_r): Don't call it.
3098 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3099 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3100 * gimple-low.c (lower_stmt): Likewise.
3101 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3102 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3103 * tree-ssa-operands.c (get_expr_operands): Likewise.
3104 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3105 EXPAND_BUILTIN_VA_ARG.
3106 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3107 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3108 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3109 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3111 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3113 * tree-ssa-pre.c (insert_aux): Break out if we hit
3116 2004-07-16 Richard Henderson <rth@redhat.com>
3118 * basic-block.h (remove_fake_exit_edges): Declare.
3119 * cfganal.c (remove_fake_predecessors): Rename from
3120 remove_fake_successors; iterate over predecessors.
3121 (remove_fake_exit_edges): New.
3122 * cfgcleanup.c (try_optimize_cfg): Use it.
3123 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3124 * predict.c (estimate_probability): Likewise.
3125 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3126 * tree-cfg.c (make_edges): Likewise.
3127 * tree-ssa-pre.c (fini_pre): Likewise.
3128 * profile.c (instrument_edges): Don't remove_fake_edges.
3129 (branch_prob): Do it earlier here.
3131 2004-07-16 Richard Henderson <rth@redhat.com>
3133 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3134 switchification wrt CONSTRUCTOR. Document the reason.
3136 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3138 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3139 that prevented descriptive __mf_check source location strings.
3141 2004-07-16 Richard Henderson <rth@redhat.com>
3143 * tree-def (WITH_SIZE_EXPR): New.
3144 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3145 * expr.c (expand_expr_real_1): Likewise.
3146 * gimplify.c (maybe_with_size_expr): New.
3147 (gimplify_arg, gimplify_modify_expr): Use it.
3148 (gimplify_modify_expr_to_memcpy): Take size parameter.
3149 (gimplify_modify_expr_to_memset): Likewise.
3150 (gimplify_expr): Handle WITH_SIZE_EXPR.
3151 * tree-alias-common.c (find_func_aliases): Likewise.
3152 * tree-eh.c (tree_could_trap_p): Likewise.
3153 (tree_could_throw_p): Likewise.
3154 * tree-gimple.c (is_gimple_lvalue): Likewise.
3155 (get_call_expr_in): Likewise.
3156 * tree-inline.c (estimate_num_insns_1): Likewise.
3157 (expand_calls_inline): Likewise.
3158 * tree-nested.c (convert_call_expr): Likewise.
3159 * tree-pretty-print.c (dump_generic_node): Likewise.
3160 * tree-sra.c (sra_walk_expr): Likewise.
3161 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3162 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3163 * tree-ssa-operands.c (get_expr_operands): Likewise.
3164 * tree-tailcall.c (find_tail_calls): Likewise.
3166 * calls.c (expand_call): Reset old_stack_allocated after
3167 calling emit_stack_restore.
3169 2004-07-16 Richard Henderson <rth@redhat.com>
3171 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3172 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3173 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3174 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3175 copy_res_decl_for_inlining.
3177 * tree-inline.c (declare_return_variable): New modify_dest argument.
3178 Use it as the return value, when possible or manditory. Handle
3179 TREE_ADDRESSABLE types.
3180 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3181 replacement of CALL_EXPR.
3183 2004-07-16 Richard Henderson <rth@redhat.com>
3185 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3186 * gimple-low.c (expand_var_p): Don't check it.
3187 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3188 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3189 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3190 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3191 (find_referenced_vars): Don't call them.
3192 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3194 2004-07-16 Richard Henderson <rth@redhat.com>
3196 * function.c (pass_by_reference): True for all variable sized types.
3198 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3200 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3201 * tree-pretty-print.c: Include tree-chrec.h.
3202 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3203 and POLYNOMIAL_CHREC nodes.
3205 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3207 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3210 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3212 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3214 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3216 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3218 * config/s390/s390.c: Likewise.
3219 * config/s390/s390.h: Likewise.
3221 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3223 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3224 of $sp adds. Remove REGNO checks from mips16 patterns.
3226 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3228 * config/mips/mips.md: Delete outdated comment.
3230 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3232 * config/mips/mips.c (get_float_compare_codes): Delete.
3233 (mips_emit_compare): New function, mostly extracted from
3234 get_float_compare_codes and gen_conditional_branch.
3235 (gen_conditional_branch, gen_conditional_move): Use it.
3237 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3239 * genautomata.c (add_vect): Speedup by using integers as
3240 bit-vectors for walking through the comb_vect and finding
3243 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3245 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3246 operand is an uns_arith_operand; use subtraction otherwise.
3247 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3248 not just arith_operands.
3250 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3252 * config/mips/mips-protos.h (gen_int_relational): Delete.
3253 (mips_emit_scc): Declare.
3254 * config/mips/mips.c (internal_test): Delete.
3255 (sle_operand, sleu_operand): New functions.
3256 (map_test_to_internal_test, gen_int_relational): Delete.
3257 (mips_emit_binary, mips_relational_operand_ok_p)
3258 (mips_emit_int_relational, mips_zero_if_equal)
3259 (mips_emit_scc): New functions.
3260 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3261 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3263 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3264 (sltu, sleu): Use mips_emit_scc.
3265 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3266 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3267 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3269 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3271 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3273 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3275 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3276 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3277 (*sgt_[sd]i): ...and sgt_[sd]i.
3278 (*slt_[sd]i): ...and slt_[sd]i.
3279 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3280 (*sltu_[sd]i): ...and sltu_[sd]i.
3281 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3282 Name previously unnamed mips16 patterns. Formatting fixes.
3284 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3286 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3287 (branch_type): Delete.
3288 (gen_conditional_branch, gen_conditional_move)
3289 (mips_gen_conditional_trap): Update after name change. Get the
3290 comparison mode from cmp_operands[0].
3291 * config/mips/mips.h (cmp_type, branch_type): Delete.
3292 (cmp_operands): Renamed from branch_cmp.
3293 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3294 name change. Don't set branch_type.
3295 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3296 mode class of cmp_operands[0] rather than branch_type. Update after
3299 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3301 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3302 of 0...255 to 0 when inside a SET.
3304 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3306 * config/mips/mips.md: Remove mips16 define_peepholes.
3308 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3310 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3311 (fini_pre): Remove fake edges.
3313 2004-07-15 Richard Henderson <rth@redhat.com>
3315 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3316 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3318 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3320 * vec.h (VEC_address): New function.
3322 2004-07-14 Jason Merrill <jason@redhat.com>
3325 * gimplify.c (gimplify_arg): New fn, split out from...
3326 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3328 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3330 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3331 generate code which is generated by pushqi1 now
3332 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
3334 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3336 * combine.c (simplify_set): match the mode of the constant 0 with
3337 the tested operand to match the compare behaviour and the
3338 simplify_relational_operation() expectation.
3340 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3342 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
3345 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3347 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3349 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3351 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3353 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3354 calls in mips16 code.
3356 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3358 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3359 the destination of the li as well as for the neg.
3361 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
3364 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3365 * cgraph.h: Update declaration.
3366 * c-decl.c (build_cdtor): Update call with default priority.
3367 * coverage.c (create_coverage): Ditto.
3368 * tree-mudflap.c (mf_init_fndecl): New tree.
3369 (mudflap_init): Set it.
3370 (mudflap_register_call): Arrange to call __mf_init before the first
3372 (mudflap_finish_file): Mark the mudflap static initializer as extra
3373 high priority, to beat all C++ static constructors.
3375 2004-07-15 Jeff Law <law@redhat.com>
3377 * loop.c (check_insn_for_givs): Restore check for code labels that was
3378 accidentally deleted by a recent checkin.
3380 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3382 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3383 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3385 2004-07-14 Richard Henderson <rth@redhat.com>
3387 * print-tree.c (print_node): Fix casts last change.
3389 2004-07-15 Paul Brook <paul@codesourcery.com>
3391 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3392 to TARGET_UNWIND_INFO.
3393 * except.c (output_function_exception_table): Ditto.
3395 * opts.c (decode_options): Ditto.
3396 * passes.c (rest_of_handle_final): Ditto.
3397 * final.c (final_start_function): Ditto.
3398 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3400 * targhooks.h (default_unwind_emit): Declare.
3401 * targhooks.c (default_unwind_emit): New function.
3402 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3403 * target.h (struct gcc_target): Add unwind_emit.
3404 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3405 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3406 Remove IA64_UNWIND_EMIT.
3407 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3409 2004-07-14 Richard Henderson <rth@redhat.com>
3411 * print-tree.c (print_node): Handle SSA_NAME.
3413 2004-07-14 James E Wilson <wilson@specifixinc.com>
3416 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3417 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3419 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3421 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3422 Use alias set 0 for memory, do proper mode calculations and adjust
3423 address for memories.
3425 2004-07-14 Per Bothner <per@bothner.com>
3427 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3428 structure with extra column field.
3429 * tree.c (expand_location): Also fill in column field.
3430 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3431 gets confused by the two conditionally-compiled definitions.
3433 2004-07-14 Eric Christopher <echristo@redhat.com>
3435 * calls.c (expand_call): Fix typo in comment.
3437 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3439 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3440 comparision of TFmode.
3442 2004-07-14 Richard Henderson <rth@redhat.com>
3444 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3445 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3446 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3447 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3448 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3449 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3450 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3451 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3452 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3454 2004-07-14 Mike Stump <mrs@apple.com>
3456 * config/darwin.h (WINT_TYPE): Define to be int to match
3457 system header files.
3459 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3461 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3462 that must be passed in the stack.
3463 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3464 arguments if the size is not a constant.
3466 2004-07-14 Per Bothner <per@bothner.com>
3468 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3469 instead of EXPR_LOCUS in a boolean context, which is always true
3470 if --enable-mapped-location.
3471 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3473 2004-07-14 Richard Henderson <rth@redhat.com>
3475 * dominance.c (struct dom_info): Add fake_exit_edge.
3476 (init_dom_info): Allocate it.
3477 (free_dom_info): Free it.
3478 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3480 (calc_idoms): Honor fake_exit_edge.
3482 2004-07-13 Jason Merrill <jason@redhat.com>
3484 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3485 (rhs_test_for): New fn.
3486 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3487 * tree-gimple.h: Declare them.
3488 * gimplify.c (gimplify_modify_expr): Use the new fns.
3490 2004-07-14 Richard Henderson <rth@redhat.com>
3492 * config/arm/arm-protos.h (arm_va_arg): Remove.
3493 * config/arm/arm.c (arm_va_arg): Remove.
3494 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3495 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3497 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3499 * pa.c (fix_range): New function to mark a range(s) of registers as
3501 (override_options): Call fix_range if the -mfixed-range option string
3503 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3504 * doc/invoke.texi (-mfixed-range): Document new option.
3506 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3508 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3510 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3512 2004-07-14 Roger Sayle <roger@eyesopen.com>
3514 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3515 by a positive power of two, split out from expand_divmod. Provide
3516 an alternate implementation when shifts are expensive. Lower the
3517 threshold for using a branchless implementation to BRANCH_COST >= 2.
3518 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3520 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3522 * tree-dfa.c (make_rename_temp): *Really* work just
3523 like create_tmp_var if called while outside SSA form.
3525 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3527 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
3528 for division by zero.
3529 ("umodsi3"): Likewise.
3531 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3533 * config/mips/mips.c (mips_output_move): When generating mips16 code,
3534 force loads of negative constants to be split.
3535 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
3536 Generalize SImode li/neg splitter to cope with other modes.
3538 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3540 * expmed.c: Remove more references to QUEUED in the comments.
3543 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3546 2004-07-13 Richard Henderson <rth@redhat.com>
3547 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
3550 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3552 * tree-dfa.c (make_rename_temp): Work just like
3553 create_tmp_var if called while outside SSA form.
3555 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3557 * expr.c (enqueue_insn, finish_expr_for_function,
3558 protect_from_queue, queued_subexp_p, mark_queue,
3559 emit_insns_enqueued_after_mark, emit_queue,
3560 expand_increment): Remove.
3561 (store_constructor): Expand increment as an assignment.
3562 (expand_expr_real_1 <case PREINCREMENT_EXPR,
3563 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3564 case POSTDECREMENT_EXPR>): Abort.
3565 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3566 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3567 protect_from_queue, emit_queue, queued_subexp_p): Remove.
3568 * function.h (pending_chain, x_pending_chain): Remove.
3569 * rtl.def (QUEUED): Remove.
3571 * emit-rtl.c (copy_insn_1, copy_most_rtx,
3572 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3573 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3574 encode_units_mask): Likewise.
3575 * local-alloc.c (equiv_init_varies_p): Likewise.
3576 * rtl.c (copy_rtx): Likewise.
3577 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3578 * simplify-rtx.c (simplify_gen_subreg): Likewise.
3579 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3581 * builtins.c (expand_builtin, expand_builtin_apply,
3582 expand_builtin_mathfn, expand_builtin_mathfn_2,
3583 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3584 Remove calls to emit_queue and protect_from_queue.
3585 * calls.c (expand_call, precompute_arguments,
3586 precompute_register_parameters, rtx_for_function_call,
3587 store_one_arg): Likewise.
3588 * dojump.c (do_compare_and_jump, do_jump): Likewise.
3589 * explow.c (memory_address): Likewise.
3590 * expmed.c (clear_by_pieces_1, clear_storage,
3591 clear_storage_via_libcall, emit_group_load,
3592 emit_group_store, emit_store_flag,
3593 expand_expr_real_1, store_by_pieces,
3594 store_constructor, store_expr, try_casesi,
3595 try_tablejump): Likewise.
3596 * function.c (expand_pending_sizes): Likewise.
3597 * optabs.c (emit_cmp_and_jump_insns,
3598 emit_conditional_add, emit_conditional_move,
3599 expand_fix, expand_float, prepare_cmp_insn): Likewise.
3600 * stmt.c (emit_case_bit_tests,
3601 expand_asm_expr, expand_computed_goto,
3602 expand_decl_init, expand_end_case_type,
3603 expand_end_stmt_expr, expand_expr_stmt_value,
3604 expand_return, expand_start_case,
3605 optimize_tail_recursion): Likewise.
3606 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3607 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3609 2004-07-14 Ben Elliston <bje@au.ibm.com>
3611 * vec.h: Comment fix.
3613 2004-07-13 Richard Henderson <rth@redhat.com>
3615 * target.h (struct gcc_target): Add calls.pass_by_reference.
3616 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3617 * function.c (pass_by_reference): Use the hook.
3618 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3619 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3620 (hook_pass_by_reference_must_pass_in_stack): New.
3621 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3622 (alpha_pass_by_reference): New.
3623 (TARGET_PASS_BY_REFERENCE): New.
3624 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3625 * config/arc/arc.c (arc_pass_by_reference): New.
3626 (TARGET_PASS_BY_REFERENCE): New.
3627 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3628 (FUNCTION_ARG_CALLEE_COPIES): True.
3629 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
3630 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
3631 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
3632 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3633 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3634 * config/cris/cris.c (cris_pass_by_reference): New.
3635 (TARGET_PASS_BY_REFERENCE): New.
3636 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
3637 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
3638 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3639 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
3640 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3641 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
3642 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
3643 (frv_function_arg_pass_by_reference): Remove.
3644 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3645 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
3646 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
3647 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
3648 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3649 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
3650 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
3651 (ia64_pass_by_reference): Rename from
3652 ia64_function_arg_pass_by_reference.
3653 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3654 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3655 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
3656 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
3657 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
3658 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3659 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3660 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
3661 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
3662 (m32r_pass_by_reference): Adjust prototype. Make static.
3663 Handle mode sizes correctly.
3664 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3665 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
3666 (m68hc11_function_arg_pass_by_reference): Remove.
3667 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3668 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3669 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
3670 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3671 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
3672 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
3673 (mips_va_arg): Use pass_by_reference.
3674 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
3675 Handle mode sizes correctly.
3676 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3677 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3678 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
3679 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
3680 (mmix_pass_by_reference): Rename from
3681 mmix_function_arg_pass_by_reference.
3682 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3683 (FUNCTION_ARG_CALLEE_COPIES): True.
3684 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
3685 (mn10300_pass_by_reference): New.
3686 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3687 (FUNCTION_ARG_CALLEE_COPIES): True.
3688 * config/pa/pa.c (pa_pass_by_reference): New.
3689 (TARGET_PASS_BY_REFERENCE): New.
3690 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3691 (FUNCTION_ARG_CALLEE_COPIES): True.
3692 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
3693 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
3694 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
3695 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3696 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
3697 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
3698 (s390_pass_by_reference): Rename from
3699 s390_function_arg_pass_by_reference.
3700 (s390_function_arg_advance): Don't query pass-by-ref.
3701 (s390_function_arg): Likewise.
3702 (s390_gimplify_va_arg): Use pass_by_reference.
3703 (s390_call_saved_register_used): Likewise.
3704 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3705 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
3706 (shcompact_byref, sh_pass_by_reference): New.
3707 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3708 (SHCOMPACT_BYREF): Remove.
3709 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
3710 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
3711 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
3712 (sparc_gimplify_va_arg): Use pass_by_reference.
3713 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3714 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3715 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
3716 (v850_pass_by_reference): New.
3717 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3718 (FUNCTION_ARG_CALLEE_COPIES): True.
3719 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
3720 FUNCTION_ARG_PASS_BY_REFERENCE docs.
3722 2004-07-14 Richard Henderson <rth@redhat.com>
3723 Richard Sandiford <rsandifo@redhat.com>
3725 * config/mips/mips-protos.h (mips_va_arg): Delete.
3726 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
3727 * config/mips/mips.c: Include tree-gimple.h.
3728 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
3729 (mips_arg_info): Remove special handling of must_pass_in_stck args.
3730 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3731 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3733 2004-07-13 Bob Wilson <bob.wilson@acm.org>
3735 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3736 arguments for COND_EXPR in big-endian adjustment code.
3738 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3740 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3741 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3742 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3743 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3745 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3747 PR tree-optimization/16443
3748 * tree-ssa-alias.c: Add more description for
3749 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3750 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3751 clobbering of call-clobbered and addressable variables. If
3752 there are any before aliases have been computed, add them.
3754 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3756 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3759 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
3761 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3762 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
3765 2004-07-13 Per Bothner <per@bothner.com>
3767 * collect2.c (main): Handle --no-demangle and --demangle flags.
3769 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
3771 * Makefile.in (OBJS-common): Add tree-data-ref.o.
3772 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3773 (tree-data-ref.o): New rule.
3774 * lambda.h: New file.
3775 * tree-data-ref.c: New file.
3776 * tree-data-ref.h: New file.
3777 * tree.c (int_cst_value, tree_fold_gcd): New functions.
3778 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3780 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3783 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3784 * config/sparc/sparc.c (output_ubranch): New function.
3785 * config/sparc/sparc.md (jump pattern): Use it.
3787 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3790 * config/sparc/sparc.c (output_cbranch): Properly guard
3791 the code handling far branches with TARGET_V9.
3792 * config/sparc/sparc.md (length attribute): Document the
3793 side-effect of having a length greater or equal to 3.
3795 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3796 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
3799 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3800 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3802 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3803 Martin Sebor <sebor@roguewave.com>
3806 * doc/invoke.texi (SPARC options): Document -threads
3807 and -pthreads on Solaris.
3809 2004-07-13 Richard Henderson <rth@redhat.com>
3811 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3813 (ind_gimplify_va_arg_expr): Remove.
3814 * tree.h (ind_gimplify_va_arg_expr): Remove.
3815 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3816 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3819 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3820 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3821 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3822 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3823 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3825 2004-07-13 Richard Henderson <rth@redhat.com>
3827 * function.c (pass_by_reference): New.
3828 (assign_parm_find_data_types): Use it.
3829 * calls.c (initialize_argument_information): Likewise.
3830 (emit_library_call_value_1): Likewise.
3831 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3832 * function.h (pass_by_reference): Declare.
3834 2004-07-13 Richard Henderson <rth@redhat.com>
3836 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3837 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3838 * expr.h (MUST_PASS_IN_STACK): Remove.
3839 * system.h (MUST_PASS_IN_STACK): Poison.
3840 * tree.h (must_pass_in_stack_var_size): Declare.
3841 (must_pass_in_stack_var_size_or_pad): Declare.
3842 * calls.c (must_pass_in_stack_var_size): New.
3843 (must_pass_in_stack_var_size_or_pad): Rename from
3844 default_must_pass_in_stack.
3845 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3846 (TARGET_MUST_PASS_IN_STACK): New.
3847 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3848 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3849 (TARGET_MUST_PASS_IN_STACK): New.
3850 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3851 * config/frv/frv.c (frv_must_pass_in_stack): New.
3852 (TARGET_MUST_PASS_IN_STACK): New.
3853 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3854 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3855 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3856 (ix86_must_pass_in_stack): Make static.
3857 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3858 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3859 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3860 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3861 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3862 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3863 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3864 (mcore_must_pass_on_stack): Remove.
3865 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3866 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3867 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3868 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3869 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3870 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3871 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3872 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3873 (TARGET_MUST_PASS_IN_STACK): New.
3874 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3875 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
3876 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
3877 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
3878 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
3879 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
3880 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
3883 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3884 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3885 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3886 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3887 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3888 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3889 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3890 config/xtensa/xtensa.c: Use target hook.
3892 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
3894 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3895 * configure: Rebuilt.
3897 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3899 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3900 * config/mips/mips.h (mips_reg_names): Don't declare.
3901 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
3902 (TARGET_NAME_REGS): Delete.
3903 (TARGET_SWITCHES): Remove -mrnames.
3904 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3905 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3907 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3908 (override_options): Remove handling of TARGET_NAME_REGS.
3910 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
3912 * config/mips/mips.h (TARGET_*): Boolify.
3914 2004-07-12 Nick Clifton <nickc@redhat.com>
3916 * config.gcc: Add sh-*-symbianelf target.
3917 * config/sh/sh.c: Add new target macros:
3918 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3919 TARGET_CXX_IMPORT_EXPORT_CLASS.
3920 (sh_file_start): Create a definition of the .directive section.
3921 (sh_attribute): Add dllimport and dllexport attributes.
3922 * config/sh/symbian-pre.h: New file.
3923 * config/sh/symbian-post.h: New file.
3924 * config/sh/symbian.c: New file. Contains Symbian specific
3926 * config/sh/sh-protos.h: Add prototypes for new functions
3927 provided by symbian.c.
3928 * config/sh/t-symbian: New file.
3929 * doc/extend.texi: Document support for dllimport and dllexport
3930 attributes by the sh-symbianelf target.
3932 2004-07-12 James E Wilson <wilson@specifixinc.com>
3934 * Makefile.in (AR): Use @AR@ not ar.
3936 (AR_FOR_TARGET): Use $(AR) not ar for native.
3937 (NM_FOR_TARGET): Use $(NM) not nm for native.
3938 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3939 * configure: Regenerate.
3941 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
3943 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3945 (ashldi3_sp64): Likewise.
3947 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3950 * pa.c (function_arg): Update comment.
3951 * pa.h (BLOCK_REG_PADDING): Define.
3953 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3955 PR tree-optimization/16461
3956 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3957 arguments of phi nodes.
3959 2004-07-12 Devang Patel <dpatel@apple.com>
3961 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3963 2004-07-12 Steve Ellcey <sje@cup.hp.com>
3965 * function.c (expand_function_start): Ensure r_save is in Pmode.
3966 * calls.c (prepare_call_address): Ensure static_chain_value is
3968 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3969 r_save_area are in Pmode.
3970 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3971 fnaddr, and static_chain are in Pmode.
3973 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3976 * config/ia64/ia64.c (bundling): Don't count ignored insns.
3978 2004-07-12 Richard Henderson <rth@redhat.com>
3980 * target.h (struct gcc_target): Move gimplify_va_arg_expr
3981 next to build_builtin_va_list.
3982 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3983 * builtins.c (gimplify_va_arg_expr): Likewise.
3984 * gimplify.c (copy_if_shared_r): Likewise.
3986 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
3988 * passes.c (rest_of_decl_compilation): Don't defer call of
3989 assemble_variable if its DECL_RTL is already set.
3991 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
3993 * cfgloop.h (struct loop): Add nb_iterations field.
3994 (current_loops): Declare.
3995 * tree-chrec.c (chrec_not_analyzed_yet,
3996 chrec_dont_know, chrec_known, count_ev_in_wider_type,
3997 chrec_contains_symbols_defined_in_loop): Remove the temporary
3999 * tree-flow-inline.h (loop_containing_stmt): New function.
4000 * tree-scalar-evolution.c: Add implementation.
4001 * tree-scalar-evolution.h: Add declarations.
4003 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4005 PR rtl-optimization/15921
4006 * Makefile.in (global.o): Add recog.h.
4008 * global.c (recog.h): Add the include-clause.
4009 (bb_info): New member earlyclobber.
4010 (allocate_bb_info, free_bb_info): Initialize/finish the new
4012 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4014 (check_earlyclobber, regclass_intersect,
4015 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4017 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4018 (make_accurate_live_analysis): Modify pavin.
4020 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4022 * tree-cfg.c (find_taken_edge): Statically compute the truth
4023 value of a predicate comparing an SSA_NAME to itself.
4025 2004-07-12 Roger Sayle <roger@eyesopen.com>
4027 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4028 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4029 by returning the cost of a multiplication plus an addition.
4031 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4033 PR tree-optimization/14107
4034 * gimplify.c (gimplify_return_expr): Accept a
4035 RETURN_EXPR with an error argument.
4036 * tree-optimize.c (init_tree_optimization_passes):
4037 Run pass_warn_function_return at -O0.
4039 2004-07-12 Roger Sayle <roger@eyesopen.com>
4041 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4044 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4046 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4047 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4048 * config/mips/3000.md: Add copyright notice. Remove automota and
4049 function units; use generic ones instead. Only define reservations
4050 for things that are different from generic.md. Extend each clause
4052 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4053 * config/mips/mips.md: Include them. Remove define_function_units.
4054 (alu, imuldiv): New automata and units.
4056 2004-07-12 Ben Elliston <bje@au.ibm.com>
4058 * doc/invoke.texi (Optimize Options): Document -frename-registers
4059 not being enabled by default at -O3.
4061 2004-07-11 Roger Sayle <roger@eyesopen.com>
4063 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4064 floating point additions, to keep real immediate constant positive.
4065 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4066 into X + C, and leave positive real constants as X - C.
4068 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4070 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4072 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4074 PR tree-optimization/15654
4075 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4077 2004-07-11 Roger Sayle <roger@eyesopen.com>
4079 * builtins.c (fold_builtin_fputs): Don't bother converting the
4080 return type to integer_type_node, as we've already checked that
4081 the result will be ignored.
4083 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4084 that signed addition, subtraction, multiplication, division,
4085 remainder, negation and absolute value may potentially trap.
4087 * fold-const.c (fold_ignored_result): New function to strip
4088 non-side-effecting tree nodes from an expression whose result
4090 (fold_convert): Call fold_ignored_result when casting a value
4092 (omit_one_operand): Call fold_ignored_result on the "omitted"
4093 operand when building a COMPOUND_EXPR.
4094 (pedantic_omit_one_operand): Likewise.
4095 * tree.h (fold_ignored_result): Prototype here.
4096 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4097 when we're going to ignore the result.
4099 2004-07-11 Richard Henderson <rth@redhat.com>
4102 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4103 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4104 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4105 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4106 (sra_elt_eq): Use fields_compatible_p.
4107 (generate_one_element_ref): Use find_compatible_field.
4109 2004-07-11 Richard Henderson <rth@redhat.com>
4112 * tree-sra.c (generate_one_element_init): New.
4113 (generate_element_init): Use it.
4114 (scalarize_init): Push/pop gimplify context around it.
4115 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4116 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4118 2004-07-11 Roger Sayle <roger@eyesopen.com>
4120 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4121 combine.c's combine_insn_cost.
4122 * rtl.h (insn_rtx_cost): Prototype here.
4123 * combine.c (combine_insn_cost): Delete function.
4124 (combine_validate_cost): Update callers of combine_insn_cost to
4125 call insn_rtx_cost instead.
4126 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4127 requesting the rtx_cost of call and/or jump instructions.
4129 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4130 rtx_cost directly. Don't request/use the cost of call or jump
4131 instructions. Return -1 if the cost of any instruction can't be
4132 determined (or the BB contains a function call).
4133 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4134 -1 (i.e. can't determine the cost of any instruction or the basic
4135 block contains a subroutine call).
4136 (find_if_case_2): Likewise.
4138 2004-07-11 Roger Sayle <roger@eyesopen.com>
4140 * rs6000.c (struct processor_costs): Change semantics of fields to
4141 include the COST_N_INSNS scaling, and update all initializers.
4142 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4143 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4144 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4145 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4147 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4149 * LANGUAGES: Remove obsolete information.
4151 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4153 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4154 SIGBUS signal frames, the PSW address points *to* the faulting
4155 instruction, not after it.
4157 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4159 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4160 added to TLS symbol addresses.
4162 2004-07-11 Richard Henderson <rth@redhat.com>
4164 * expmed.c (init_expmed): Use stack-local structures for
4165 temporary rtl. Don't recognize shifts.
4167 2004-07-11 Richard Henderson <rth@redhat.com>
4169 * expr.c (store_expr): Don't fiddle subreg promotion for types
4170 with precision smaller than the mode.
4172 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4174 * tree.h (all_types_permanent): Remove.
4176 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4178 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4179 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4180 * langhooks.c (lhd_clear_binding_stack): Remove.
4181 * langhooks-def.h (lhd_clear_binding_stack,
4182 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4183 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4184 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4185 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4186 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4187 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4188 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4189 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4190 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4191 * tree.h (poplevel): Don't declare.
4192 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4193 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4194 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4195 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4198 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4200 PR tree-optimization/16437
4201 * c-common.c (shorten_compare): Don't mark result of conversion to
4202 narrower signed type as overflowing.
4203 * fold-const.c (decode_field_reference): Determine whether
4204 signedness comes from outer type using precision rather than size.
4206 2004-07-11 Phil Edwards <phil@codesourcery.com>
4208 * configure.ac: Alphabetize --enable-checking list, add
4209 missing valgrind entry.
4210 * configure: Regenerate.
4212 2004-07-11 Phil Edwards <phil@codesourcery.com>
4214 * doc/install.texi (Testing): Fix syntax in "make check" example.
4216 2004-07-10 James E Wilson <wilson@specifixinc.com>
4218 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4220 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4222 PR rtl-optimization/16001
4223 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4226 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4228 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4230 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4231 James Morrison <phython@gcc.gnu.org>
4233 * doc/contrib.texi (Contributors): Add gfortran contributors and
4234 fix a couple of typos.
4236 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4238 PR rtl-optimization/15387
4239 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4240 to incoming args space correctly.
4242 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4244 * pa.c (output_indirect_call): Only use %r2 as the link register in
4245 indirect calls with the long PA 2.0 pc-relative branch.
4247 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4249 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4250 for the default tuning if TARGET_64BIT.
4252 2004-07-10 Richard Henderson <rth@redhat.com>
4254 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4255 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4257 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4259 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4260 * expmed.c (store_bit_field, extract_bit_field): Remove last
4262 * builtins.c (expand_builtin_signbit): Adjust callers.
4263 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4264 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4265 * ifcvt.c (noce_emit_move_insn): Likewise.
4266 * stmt.c (expand_return): Likewise.
4267 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4268 store_field, expand_expr_real_1): Likewise.
4270 2004-07-10 Richard Henderson <rth@redhat.com>
4272 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4274 2004-07-09 Mike Stump <mrs@apple.com>
4276 * config/darwin.c (no_dead_strip): Add.
4277 (HAVE_DEAD_STRIP): Add.
4278 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4281 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4283 * tree-ssa-loop-im.c: New file.
4284 * Makefile.in (tree-ssa-loop-im.o): Add.
4285 * cfgloop.c (superloop_at_depth): New function.
4286 * cfgloop.h (superloop_at_depth): Declare.
4287 * common.opt (ftree-lim): New flag.
4288 * expr.c (array_ref_up_bound): New function.
4289 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4290 * timevar.def (TV_LIM): New timevar.
4291 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4292 computing immediate uses of a phi node.
4293 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4294 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4295 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4296 * tree-pass.h (pass_lim): Declare.
4297 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4299 (pass_lim): New pass structure.
4300 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4301 * tree.c (in_array_bounds_p): New function.
4302 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4303 (in_array_bounds_p, array_ref_up_bound): Declare.
4304 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4305 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4307 2004-07-09 Richard Henderson <rth@redhat.com>
4309 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4311 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4314 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4316 * flags.h: Delete redundant prototypes that are being generated
4317 in options.h from common.opt.
4318 * common.opt: Add in the expository comments formerly in flags.h.
4320 2004-07-09 Jan Beulich <jbeulich@novell.com>
4322 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4323 available for use only when TARGET_MMX/_SSE is set, and check for
4324 variable argument function if any register count is non-zero.
4325 (function_arg): Correctly suppress repeated warnings for passing SSE
4326 vectors are arguments without SSE enabled.
4327 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4328 would be SSE register modes does no longer influence the alignment.
4330 2004-07-09 Richard Henderson <rth@redhat.com>
4332 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4333 Always align upward to arg boundary. Use size_in_bytes/round_up.
4334 Maintain type-correctness of constants.
4335 * stor-layout.c (round_up, round_down): Special-case powers of 2.
4337 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4339 * config/sparc/sparc.c (*_costs): Scale instruction costs
4341 (sparc_rtx_costs): Adjust as appropriate.
4343 2004-07-09 Jan Beulich <jbeulich@novell.com>
4345 * config/i386/mm3dnow.h: New.
4346 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
4348 2004-07-09 Richard Henderson <rth@redhat.com>
4350 * simplify-rtx.c (simplify_const_relational_operation): Only
4351 look at bounds of scalar integers.
4353 2004-07-09 Jan Beulich <jbeulich@novell.com>
4355 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
4357 2004-07-09 Andrew Pinski <apinski@apple.com>
4359 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
4361 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
4362 UOBJC_METACLASS_decl.
4364 2004-07-09 James E Wilson <wilson@specifixinc.com>
4367 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
4368 do return a parallel if hfa_mode == XFmode and mode == TImode.
4370 2004-07-09 Jan Beulich <jbeulich@novell.com>
4372 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
4373 permissible for unary plus.
4375 2004-07-09 Jan Beulich <jbeulich@novell.com>
4377 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
4378 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
4379 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
4380 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
4381 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
4382 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
4383 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
4384 (BUILTIN_xxxIMAX): New.
4385 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
4386 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
4387 BUILT_IN_PARITYIMAX.
4389 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4391 * config/sparc/sparc.h (processor_costs): Define.
4392 (sparc_costs): Declare.
4393 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
4394 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4395 ultrasparc3_costs): New.
4396 (sparc_override_options): Set sparc_costs as appropriate.
4397 (sparc_rtx_costs): Use sparc_costs instead of messy
4400 2004-07-09 Steven Bosscher <stevenb@suse.de>
4402 * doc/md.texi (Processor pipeline description): Mention that
4403 the old pipeline description is deprecated.
4405 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4406 mciu_7450 function unit to...
4407 (automaton ppc7450mciu): ...new automaton.
4409 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4410 (schedule_block): Don't consider inserting bubbles.
4411 (sched_init): Don't initialize DFA bubbles.
4412 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4413 TARGET_SCHED_DFA_BUBBLE): Remove.
4414 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4415 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4416 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4418 * stmt.c (conditional_context): Remove prototype.
4419 * tree.h (conditional_context): Remove.
4420 * tree-cfg.c (pre_insert_on_edge): Remove.
4422 * c-common.h (c_expand_asm_operands): Remove prototype.
4423 * c-typeck.c (c_expand_asm_operands): Remove.
4425 2004-07-09 Jan Beulich <jbeulich@novell.com>
4427 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4428 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4429 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4430 and V8QI are class SSE. All sufficiently small remaining vector modes
4431 must be passed in one or two integer registers.
4432 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4434 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4435 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4436 and must thus be handled explicitly.
4437 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4439 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4440 movv2sf_internal): Permit moving between MMX and XMM registers (since
4441 MMX areguments and return values are passed in XMM registers).
4442 (sse2_umulsidi3): Correct type and mode.
4444 2004-07-09 Richard Henderson <rth@redhat.com>
4446 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4448 2004-07-09 Eric Christopher <echristo@redhat.com>
4450 * config/rs6000/40x.md: Split into two automatons.
4452 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4453 Andrew Pinski <apinski@apple.com>
4455 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4456 on when we have more than one input file.
4457 (c_common_parse_file): Restore loop over all input files.
4458 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4460 * c-decl.c (set_type_context): New function.
4461 (pop_scope): Use it to set context of types. When we
4462 encounter a TYPE_DECL, set the context of the attached type too.
4463 (pop_file_scope): Don't call cpp_undef_all here.
4464 (diagnose_mismatched_decls): Do not complain about a second
4465 definition of an 'extern inline' function if it's not in the
4466 same translation unit. Do not complain about inline
4467 declaration after use if the use was in a different
4469 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4470 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4472 (pushdecl_top_level): Likewise.
4473 (grokdeclarator): Clarify what is going on with setting
4474 DECL_EXTERNAL on function types, a little.
4475 (c_write_global_declarations): Don't do anything if
4476 -fsyntax-only or errors have been encountered.
4478 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4480 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4482 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4485 * pa.c (output_indirect_call): Use %r2 as the link register when
4486 calling $$dyncall with a pc-relative branch.
4488 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4490 * doc/install.texi (Binaries): Mention OpenPKG.
4492 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4494 Fix PR tree-optimization/15555
4495 * tree-dfa.c (dump_variable): If the variable is a pointer
4496 SSA_NAME, also dump its points-to information.
4497 * tree-flow.h (struct ptr_info_def): Add field
4499 (dump_points_to_info_for): Declare.
4500 (debug_points_to_info_for): Declare.
4501 * tree-optimize.c (init_tree_optimization_passes): Add a
4502 second alias analysis pass after DOM2.
4503 Move pass_del_pta to a later spot.
4504 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4505 create a name tags when we find a dereferenced pointer. Just
4506 mark the pointer dereferenced.
4507 (collect_points_to_info_for): Move code to clear points-to
4508 information to create_name_tags.
4509 (create_name_tags): New function.
4510 (compute_flow_sensitive_aliasing): Call it.
4511 (setup_pointers_and_addressables): Mark type tags for renaming
4513 (create_memory_tag): ... here.
4514 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4515 (dump_points_to_info_for): Declare extern.
4516 (debug_points_to_info_for): New function.
4518 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4520 * config/arc/arc.md: Switch to DFA-based scheduler description.
4521 * config/arc/arc.c: Switch to DFA-based scheduler description.
4523 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4525 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
4528 2004-07-09 Richard Henderson <rth@redhat.com>
4530 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
4531 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4532 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
4533 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4535 * config/v850/v850-protos.h (v850_va_arg): Remove.
4536 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4537 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
4538 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
4539 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
4540 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
4542 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4545 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
4546 and DImode to use +/-4k offset.
4548 2004-07-09 Richard Henderson <rth@redhat.com>
4550 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
4552 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4553 (xstormy16_gimplify_va_arg_expr): Rewrite from
4554 xstormy16_expand_builtin_va_arg.
4555 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
4557 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
4558 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
4560 * config/sh/sh-protos.h (sh_va_arg): Remove.
4561 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4562 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
4563 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
4565 * config/pa/pa-protos.h (hppa_va_arg): Remove.
4566 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4567 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
4568 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4570 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
4571 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4572 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
4573 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
4575 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4577 * config/sparc/sparc.md (return): Rewrite length formula.
4578 * config/sparc/sparc.c (output_return): Pass 1 as 5th
4579 argument to final_scan_insn when in a delay slot.
4580 (output_sibcall): Likewise.
4582 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4584 * arm.c (arm_cpp_interwork): New variable.
4585 (arm_override_options): Set it if TARGET_INTERWORK was on the command
4587 * arm.h (arm_cpp_interwork): Declare it.
4588 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
4589 __THUMB_INTERWORK__ in the preprocessor.
4591 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
4593 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
4595 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4598 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
4599 Override default settings to account for -m32 and -m64.
4601 2004-07-08 Randolph Chung <tausq@debian.org>
4603 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4605 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
4607 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
4608 before comparing it as such.
4610 2004-07-08 Richard Henderson <rth@redhat.com>
4612 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
4613 temporary. Use bit arithmetic to align.
4615 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
4617 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
4618 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
4619 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
4620 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
4621 add_labels_and_missing_jumps, find_jump_block,
4622 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
4624 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
4625 link_btr_uses, move_btr_def): Likewise.
4626 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
4627 expand_builtin_expect_jump): Likewise.
4628 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
4629 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4630 * cfganal.c (forwarder_block_p): Likewise.
4631 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
4632 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
4633 find_bb_boundaries): Likewise.
4634 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4635 merge_blocks_move_predecessor_nojumps,
4636 merge_blocks_move_successor_nojumps, insns_match_p,
4637 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4638 try_optimize_cfg): Likewise.
4639 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
4640 * cfglayout.c (skip_insns_after_block, label_for_bb,
4641 record_effective_endpoints, insn_locators_initialize,
4642 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
4643 * cfgmainloop.c (create_loop_notes): Likewise.
4644 * cfgrtl.c (delete_insn, delete_insn_chain,
4645 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
4646 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
4647 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4648 redirect_branch_edge, force_nonfallthru_and_redirect,
4649 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
4650 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
4651 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
4652 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
4653 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
4654 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
4655 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
4656 * combine.c (combine_instructions, can_combine_p, try_combine,
4657 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
4658 distribute_notes, distribute_links, insn_cuid): Likewise.
4659 * cse.c (fold_rtx, cse_insn, cse_around_loop,
4660 invalidate_skipped_block, cse_set_around_loop,
4661 cse_end_of_basic_block, cse_main, cse_basic_block,
4662 cse_condition_code_reg): Likewise.
4663 * cselib.c (cselib_process_insn): Likewise.
4664 * ddg.c (create_ddg): Likewise.
4665 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
4667 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4668 gen_label_die, dwarf2out_var_location): Likewise.
4669 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
4670 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
4671 last_call_insn, active_insn_p, next_label, prev_label,
4672 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
4673 add_insn_before, remove_insn, add_function_usage_to,
4674 reorder_insns, find_line_note, remove_unnecessary_notes,
4675 emit_insn_after_1, classify_insn): Likewise.
4676 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
4677 connect_post_landing_pads, sjlj_mark_call_sites,
4678 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
4679 can_throw_internal, can_throw_external, set_nothrow_function_flags,
4680 convert_to_eh_region_ranges): Likewise.
4681 * explow.c (optimize_save_area_alloca): Likewise.
4682 * expr.c (expand_expr_real): Likewise.
4683 * final.c (insn_current_reference_address, compute_alignments,
4684 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
4685 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
4686 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
4687 propagate_block_delete_insn, propagate_one_insn,
4688 init_propagate_block_info, propagate_block, libcall_dead_p,
4689 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
4691 * function.c (instantiate_virtual_regs, reorder_blocks_1,
4692 expand_function_start, expand_function_end, contains,
4693 thread_prologue_and_epilogue_insns,
4694 reposition_prologue_and_epilogue_notes): Likewise.
4695 * gcse.c (constprop_register, bypass_conditional_jumps,
4696 insert_insn_end_bb, gcse_after_reload): Likewise.
4697 * genemit.c (gen_expand, gen_split): Likewise.
4698 * genpeep.c (gen_peephole, main): Likewise.
4699 * global.c (build_insn_chain): Likewise.
4700 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
4701 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
4702 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
4703 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
4704 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
4705 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
4706 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
4707 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
4708 dead_or_predicable): Likewise.
4709 * integrate.c (try_constants): Likewise.
4710 * jump.c (rebuild_jump_labels, cleanup_barriers,
4711 purge_line_number_notes, init_label_info, mark_all_labels,
4712 squeeze_notes, get_label_before, get_label_after,
4713 reversed_comparison_code_parts, simplejump_p, pc_set,
4714 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
4715 delete_barrier, delete_prior_computation, delete_computation,
4716 delete_related_insns, delete_for_peephole, redirect_jump):
4718 * lcm.c (optimize_mode_switching): Likewise.
4719 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
4721 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
4722 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
4723 * loop-iv.c (simplify_using_assignment): Likewise.
4724 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
4725 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
4726 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
4727 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
4728 check_insn_for_givs, check_final_value, update_giv_derive,
4729 basic_induction_var, product_cheap_p, check_dbra_loop,
4730 loop_insn_first_p, last_use_this_basic_block,
4731 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
4732 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
4733 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
4734 sms_schedule_by_order): Likewise.
4735 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
4736 * postreload.c (reload_cse_simplify_operands, reload_combine,
4737 reload_cse_move2add): Likewise.
4738 * predict.c (can_predict_insn_p, estimate_probability,
4739 expected_value_to_br_prob, process_note_predictions): Likewise.
4740 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
4741 * profile.c (branch_prob): Likewise.
4742 * ra-build.c (live_out_1, livethrough_conflicts_bb,
4743 detect_webs_set_in_cond_jump): Likewise.
4744 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
4745 ra_print_rtl_with_bb): Likewise.
4746 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
4747 * recog.c (next_insn_tests_no_inequality, find_single_use,
4748 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
4749 * reg-stack.c (next_flags_user, record_label_references,
4750 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
4751 compensate_edge, convert_regs_1): Likewise.
4752 * regclass.c (scan_one_insn): Likewise.
4753 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4754 regmove_optimize, fixup_match_1, single_set_for_csa,
4755 combine_stack_adjustments_for_block): Likewise.
4756 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
4757 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
4758 find_equiv_reg): Likewise.
4759 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
4760 reload_as_needed, emit_input_reload_insns, do_output_reload,
4761 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
4763 * reorg.c (find_end_label, emit_delay_sequence,
4764 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
4765 get_jump_flags, rare_destination, mostly_true_jump,
4766 try_merge_delay_insns, redundant_insn, own_thread_p,
4767 fill_simple_delay_slots, fill_slots_from_thread,
4768 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4769 dbr_schedule): Likewise.
4770 * resource.c (find_basic_block, next_insn_no_annul,
4771 find_dead_or_set_registers, mark_target_live_regs): Likewise.
4772 * rtl.h (RTX_PREV): Likewise.
4773 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
4774 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
4775 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4776 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
4777 tablejump_p, computed_jump_p, insns_safe_to_move_p,
4778 find_first_parameter_load, can_hoist_insn_p): Likewise.
4779 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
4780 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
4781 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
4782 schedule_ebbs): Likewise.
4783 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
4784 is_conditionally_protected, can_schedule_ready_p,
4785 add_branch_dependences, debug_dependencies): Likewise.
4786 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
4788 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
4789 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
4790 set_dominates_use, ujump_to_loop_cont): Likewise.
4791 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
4792 * varasm.c (output_constant_pool_1): Likewise.
4794 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4796 * tree-scalar-evolution.c: New file.
4797 * tree-scalar-evolution.h: New file.
4798 * tree-ssa-loop-niter.c: New file.
4799 * Makefile.in (SCEV_H): New.
4800 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
4801 * cfgloop.h (struct loop): Add bounds field.
4802 * tree-flow.h (struct tree_niter_desc): New type.
4803 (number_of_iterations_cond, number_of_iterations_exit,
4804 loop_niter_by_eval, find_loop_niter_by_eval,
4805 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
4806 free_numbers_of_iterations_estimates): Declare.
4807 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
4808 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
4809 * doc/invoke.texi (max-iterations-to-track): Document.
4811 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
4813 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
4814 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
4815 (MODE_AFTER): Add cast appropriately.
4816 * config/sh/sh.md (movdi splitter): Likewise.
4817 (casesi_worker_2): Add const qualifier appropriately.
4818 (eh_return): Remove unused variable.
4819 (insv): Initialize v;
4821 2004-07-08 Richard Henderson <rth@redhat.com>
4823 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
4824 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4825 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
4826 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
4827 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
4829 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
4830 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4831 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
4832 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
4834 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
4835 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4836 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
4837 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
4839 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4840 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4841 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
4842 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
4844 * config/i860/i860-protos.h (i860_va_arg): Remove.
4845 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4846 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
4847 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
4849 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4851 * system.h: Prototype getpagesize if missing.
4852 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
4853 * configure: Regenerate.
4854 * config.in: Regenerate.
4856 2004-07-08 Richard Henderson <rth@redhat.com>
4858 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4859 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4860 (fr30_gimplify_va_arg_expr): New.
4861 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
4862 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
4864 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
4867 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
4868 of asm_noperands result.
4870 2004-07-08 Richard Henderson <rth@redhat.com>
4872 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
4873 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4874 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
4875 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
4877 2004-07-08 Richard Henderson <rth@redhat.com>
4879 * builtins.c (ind_gimplify_va_arg_expr): New.
4880 * tree.h (ind_gimplify_va_arg_expr): Declare.
4881 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
4883 2004-07-08 Jan Beulich <jbeulich@novell.com>
4885 * expmed.c (extract_bit_field): Correct condition to use vec_extract
4886 patterns also on vector elements other than the first one.
4887 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
4890 2004-07-08 Geoffrey Keating <geoffk@apple.com>
4892 * config/rs6000/darwin-ldouble.c: Correct reference
4893 to the Linnainmaa paper.
4895 2004-07-08 Richard Henderson <rth@redhat.com>
4897 * config/arc/arc-protos.h (arc_va_arg): Remove.
4898 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4899 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
4900 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4902 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
4903 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4904 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
4905 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
4907 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4909 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
4911 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4913 * c-decl.c (static_ctors, static_dtors): Make static.
4914 (pop_file_scope): Call c_common_write_pch and
4915 cgraph_finalize_compilation_unit here.
4916 (build_cdtor): Moved here from c-objc-common.c; simplify.
4917 (c_write_global_declarations_1): Clarify comment.
4918 (c_write_global_declarations): Close the external scope before
4919 doing anything else. Call build_cdtor, cgraph_optimize, and
4920 mudflap_finish_file here.
4921 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
4923 * c-objc-common.c: No need to include cgraph.h.
4924 (build_cdtor): Moved to c-decl.c.
4925 (c_objc_common_finish_file): Delete.
4926 * c-tree.h: Update to match.
4927 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
4928 (generate_static_references): Set TREE_USED before calling finish_decl.
4929 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
4930 on the static_instances_decl.
4932 2004-07-08 Zack Weinberg <zack@codesourcery.com>
4934 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
4935 decls when there is only one input translation unit.
4936 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
4937 change of 2004-07-05; do not treat declarations with
4938 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
4939 * opts.c (cur_in_fname): Delete.
4941 * tree.c: Revert changes of 2004-07-05; no special treatment
4942 for TRANSLATION_UNIT_DECLs.
4943 * Makefile.in (tree.o): Update dependencies.
4945 2004-07-08 Roger Sayle <roger@eyesopen.com>
4947 * builtins.c (fold_builtin_strcpy): Merge functionality from
4948 simplify_builtin_strcpy. Add additional len argument. No longer
4949 static. Remove function prototype.
4950 (fold_builtin_strncpy): Likewise integrate functionality from
4951 simplify_builtin_strncpy. Add additional slen argument. No
4952 longer static. Remove function prototype.
4953 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
4954 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
4955 types of "ignore" and "unlocked" parameters to bool.
4956 (fold_builtin_1): Add additional ignore argument. Call renamed
4957 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
4958 builtins. Update arguments to fold_builtin_strncpy and
4959 fold_builtin_strcpy. Add function prototype.
4960 (fold_builtin): Add additional Boolean ignore argument to pass
4962 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
4963 and fold_builtin_strncpy instead of simplify_builtin_fputs,
4964 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
4966 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
4967 simplify_builtin_strncpy): Delete function prototypes.
4968 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
4969 fold_builtin_strncpy): Add function prototypes here.
4970 (fold_builtin): Update function prototype with new "bool ignore".
4972 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
4973 (ccp_fold_builtin): Update call to fold_builtin. Call
4974 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
4975 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
4976 simplify_builtin_strncpy respectively.
4977 * fold-const.c (fold): Update call to fold_builtin.
4979 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
4981 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
4984 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
4985 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
4986 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
4987 * calls.c: Remove ifdefs of macros above.
4988 * functions.c: Likewise.
4991 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4993 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4994 (arch attribute): Delete.
4995 (current_function_calls_alloca attribute): Rename into calls_alloca.
4996 (calls_eh_return): New attribute.
4997 (leaf_function): Likewise.
4998 (length attribute): Fix formula for sibcalls.
4999 (return insn): Correctly compute the 'length' attribute.
5000 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5002 2004-07-08 Richard Henderson <rth@redhat.com>
5004 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5005 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5006 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5007 * tree-eh.c (lower_eh_constructs_1): Likewise.
5008 * tree-sra.c (sra_walk_modify_expr): Likewise.
5009 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5010 (eliminate_unnecessary_stmts): Likewise.
5011 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5012 * tree-tailcall.c (optimize_tail_call): Likewise.
5013 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5015 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5016 Jakub Jelinek <jakub@redhat.com>
5018 * config/i386/i386.c (override_options): Enable
5019 SSE prefetches with -mtune, as long as we are
5020 compiling for i686 or higher. All i686 processors
5021 accept SSE prefetches as NOPS, some i586's don't.
5023 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5026 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5028 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5030 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5031 the handling of clobbering ASM_EXPRs.
5033 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5036 * config/sparc/sparc.c (function_value): In 64-bit mode,
5037 return the aggregates larger than 16 bytes like unions.
5039 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5042 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5043 'temp' is zero, generate new pseudos as needed and emit the
5044 sequence of insns in single-assignment form. Resync comments
5046 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5047 function before reload.
5049 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5051 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5053 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5055 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5056 Allocation is signed.
5057 (VEC_reserve): Return flag, allocation is signed.
5059 2004-07-08 Richard Henderson <rth@redhat.com>
5061 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5062 OBJ_TYPE_REF_OBJECT.
5064 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5065 Neil Booth <neil@daikokuya.co.uk>
5069 * c-decl.c (finish_struct): Ensure bit-fields are given the
5071 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5072 the precision to match as well as the mode.
5073 * expr.c (reduce_to_bit_field_precision): New function.
5074 (expand_expr_real_1): Reduce expressions of bit-field type to
5076 * langhooks.h (reduce_bit_field_operations): New hook.
5077 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5079 * c-lang.c, objc/objc-lang.c
5080 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5081 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5083 * tree.c (build_nonstandard_integer_type): New function.
5084 * tree.h (build_nonstandard_integer_type): New prototype.
5085 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5086 conversions between integer and boolean types as useless.
5088 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5090 * c-common.c (c_common_nodes_and_builtins): Do not
5091 create __builtin_ptrdiff_t and __builtin_size_t.
5093 2004-07-08 Andrew Pinski <apinski@apple.com>
5095 * Makefile.in (libbackend.o): Add -combine to the gcc
5098 2004-07-08 Nick Clifton <nickc@redhat.com>
5100 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5103 2004-07-08 Richard Henderson <rth@redhat.com>
5105 * except.c (expand_eh_region_start, expand_eh_region_end,
5106 expand_eh_handler, expand_eh_region_end_cleanup,
5107 expand_start_all_catch, expand_start_catch, expand_end_catch,
5108 expand_end_all_catch, expand_eh_region_end_allowed,
5109 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5110 expand_eh_region_end_fixup): Remove.
5111 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5112 cleanups, outer_cleanups, label_chain, exception_region.
5113 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5114 (struct label_chain): Remove.
5115 (struct stmt_status): Remove x_stack_block_stack.
5116 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5117 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5118 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5119 end_cleanup_deferral, last_cleanup_this_contour,
5120 containing_blocks_have_cleanups_or_stack_level,
5121 any_pending_cleanups): Remove.
5122 (expand_null_return_1): Take no arguments.
5123 (expand_label, expand_naked_return, expand_return,
5124 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5125 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5126 expand_end_case_type): Don't use any of them.
5127 * calls.c (expand_call): Likewise.
5128 * dojump.c (do_jump): Likewise.
5129 * function.c (expand_function_end): Likewise.
5130 * expr.c (store_expr, expand_expr_real_1): Likewise.
5131 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5132 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5133 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5134 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5135 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5136 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5137 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5138 for WITH_CLEANUP_EXPR.
5139 (gimple_push_cleanup): Likewise.
5140 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5141 * print-tree.c (print_node): Likewise.
5142 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5143 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5144 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5145 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5146 (GOTO_SUBROUTINE_EXPR): Remove.
5147 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5148 (DECL_TOO_LATE): Remove.
5149 * except.h, tree.h: Update decls.
5151 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5153 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5154 * passes.c (rest_of_handle_final): Handle symout.
5155 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5157 (rest_of_handle_sched): Break out SMS. Remove ifs for
5158 flag_schedule_insns and flag_modulo_sched.
5159 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5161 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5162 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5163 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5164 rest_of_handle_mode_switching, rest_of_handle_jump,
5165 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5166 rest_of_handle_jump2, rest_of_handle_postreload,
5167 rest_of_handle_flow2, rest_of_clean_state,
5168 rest_of_handle_shorten_branches,
5169 rest_of_handle_prologue_epilogue,
5170 rest_of_handle_branch_target_load_optimize): New.
5171 (rest_of_compilation): Call the above. Remove ggc_collect
5172 calls moved to rest_of_handle_*.
5173 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5175 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5176 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5177 * except.h (set_nothrow_function_flags): Update comment.
5178 * function.c (current_function_nothrow): Remove.
5179 * output.h (current_function_nothrow): Remove.
5180 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5181 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5183 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5186 * reorg.c: Revert 2004-06-30 change.
5187 (find_end_label): If HAVE_epilogue and !HAVE_return,
5188 return 0 instead of creating a label at the end of the insn chain.
5189 (optimize_skip): Account for the failure mode of find_end_label.
5190 (fill_simple_delay_slots): Likewise.
5191 (fill_slots_from_thread): Likewise.
5192 (relax_delay_slots): Likewise.
5194 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5196 * tree-flow.h (addressable_vars): Declare.
5197 * tree-ssa-alias.c (addressable_vars): Define.
5198 (setup_pointers_and_addressables): Add addressable variables
5199 to addressable_vars.
5200 * tree-ssa-operands.c (get_stmt_operands): Move
5201 handling of ASM_EXPRs ...
5202 (get_asm_expr_operands): ... here.
5203 When the ASM_EXPR clobbers memory, also clobber addressable
5205 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5206 (delete_tree_ssa): Reset addressable_vars.
5208 2004-07-07 Jan Beulich <jbeulich@novell.com>
5209 Richard Henderson <rth@redhat.com>
5211 * varasm.c (assemble_variable): Use assemble_zeros for
5212 zero-initialized variables.
5213 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5214 for SECCAT_BSS and SECCAT_TBSS.
5216 2004-07-07 Jan Beulich <jbeulich@novell.com>
5218 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5220 * expmed.c (emit_store_flag): Also special-case double-word
5221 (in-)equality comparison against -1.
5223 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5224 passing arguments the containers for which are registers.
5226 * calls.c (emit_library_call_value_1): Use mode of function parameter
5227 rather than that of argument since constants have none.
5229 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5231 Introduce H8SX support.
5232 * expr.c (expand_strcpy): Renamed and moved to...
5233 * builtins.c (expand_movstr): ... here. Tweak.
5234 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5235 computed or has side effects.
5236 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5237 unused, or if mempcpy fails. Adjust the return value in the
5238 latter case. Use movstr if everything else fails.
5239 * doc/md.texi (movstr): Document.
5240 (movmemM, clrmemM): Fix explanation of memory block operands.
5241 * config/h8300/h8300.md (stpcpy): Renamed to...
5242 (movstr): ... this. Adjust.
5243 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5244 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5245 movmem* and clrstr* to clrmem*.
5246 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5247 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5248 GENERAL_REGS, always.
5249 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5250 getting the stack pointer as addr.
5251 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5252 from general_operand_dst.
5253 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5255 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5256 instead of requiring it to match only before reload.
5257 (stpcpy_internal_normal): New, normal-mode variant of...
5258 (stpcpy_internal): ... this. Add modes to operands. Disparage
5259 `D' instead of requiring it to match only before reload.
5260 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5262 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5263 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5265 * config/h8300/h8300.md (attr type): Add call.
5266 (attr can_delay): If type is call, set it no.
5267 (call, call_value): Set type to call.
5268 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5269 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5270 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5271 * tree.c (get_narrower): Don't narrow integral types into
5273 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5274 frame_size *before* the first use.
5275 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5277 (peephole2): Don't widen instructions that push SP. Move
5278 decrement of SP to the end of all stm-generating peepholes.
5279 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5280 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5281 and OR to set it to all ones.
5282 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5283 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5284 (call, call_value): Set can_delay to "no".
5285 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5286 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5287 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5288 * config/h8300/h8300.md (*brabit): Remove.
5289 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5290 zero_extract. Use bit_memory_operand as the predicate for
5291 operand 1 and 'WU' as the constraint. Check the difference
5292 between the base length and the final one when deciding which
5293 type of branch to use.
5294 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5295 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5296 Use convert_move to extend the result for TARGET_H8300SX. Check
5297 for QImode memory references. Optimize the case where the
5298 destination is a paradoxical subreg.
5299 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5300 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5301 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5302 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5303 * config/h8300/h8300.md: Include mova.md
5304 (length_table): Add mova and mova_zero.
5305 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5306 after all constant addresses for '%R', '%X', '%T' and '%S'.
5307 (h8300_mova_length): New function.
5308 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5309 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5310 dependencies for s-config, etc.
5311 * config/h8300/gemova.sh: New file.
5312 * config/h8300/mova.md: Generated.
5313 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5314 * config/h8300/h8300.c (h8300_bitfield_length): New.
5315 (nibble_operand): Adjust.
5316 (h8300_binary_length): Handle conditional binary op.
5317 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5318 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5319 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5320 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5321 constraints. WU is introduced as a variant of U that requires a
5322 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5323 * config/h8300/h8300.md (attr type): Added bitbranch.
5324 (attr length_table): Added bitfield and bitbranch.
5325 (attr length): Compute bitbranch length.
5326 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5327 least-significant bit of a byte.
5328 (brabit, brabc, brabs): New.
5329 (insv, extzv): Emit bfst and bfld on H8300SX.
5330 (bfld, bfst, seq, sne): New.
5331 (bstzhireg, cmpstz, bstz, bistz): New.
5332 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5333 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
5334 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
5335 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
5336 (h8sx_unary_memory_operator): New function.
5337 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
5338 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
5339 * config/h8300/h8300.md: Add peepholes to combine reloads and
5341 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5342 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
5343 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
5344 (and?i, ior?i, xor?i): Likewise.
5345 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5346 * config/h8300/h8300.c: Move enums and prototypes to head of file.
5347 Various whitespace fixes.
5348 (h8300_constant_length): New function, split out from...
5349 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
5350 (h8300_classify_operand): Use IN_RANGE.
5351 (h8300_classify_operand): Use h8300_constant_length.
5352 (h8300_short_move_mem_p): Tighten size check.
5353 (h8sx_mergeable_memrefs_p): Tighten equality check.
5354 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
5355 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
5357 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
5358 * config/h8300/crtn.asm: Likewise.
5359 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
5360 if __H8300SX__ is defined.
5361 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
5362 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
5363 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
5364 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
5365 addresses as mode-dependent.
5366 * config/h8300/h8300.c (print_operand_address): Update call to
5368 (h8300_get_index): Take a mode argument. Rework to fix an
5369 earlier misunderstanding.
5370 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
5371 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
5372 into a register if TARGET_H8300SX.
5373 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
5374 TARGET_H8300SX. Also disable related define_splits.
5375 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
5376 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
5377 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
5378 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5379 * config/h8300/h8300.h (OK_FOR_Z): New macro.
5380 (EXTRA_CONSTRAINT_STR): Check it.
5381 * config/h8300/h8300.c (h8300_classify_operand): Accept null
5383 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
5384 * config/h8300/h8300.md (length_table): Add mov_imm4.
5385 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
5386 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5387 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
5389 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
5390 * config/h8300/h8300.c (h8300_reorg): New function.
5391 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5392 * config/h8300/h8300.md (length): Subtract the length of the
5393 delay slot from (pc) when checking the range of forward branches.
5394 (delay_slot, can_delay): New attributes.
5395 (define_delay): Add bra/s handling.
5396 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5397 (jump): Add delayed-branch handling.
5398 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5399 * expr.c (expand_strcpy): New function.
5400 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5401 (expand_builtin_stpcpy): Likewise.
5402 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5403 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5404 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5405 handling to improve register allocation for -fno-omit-frame-pointer.
5406 (h8sx_split_movmd): Delete, moving er6 handling into...
5407 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5408 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5409 (movmd): Add calls to copy_rtx.
5410 (movmd_internal): In the second alternative, allow the initial and
5411 final destination registers to be different . Update the splitter
5412 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5413 instead of h8sx_split_movmd.
5414 (stpcpy, movsd): New expanders.
5415 (movsd_internal): New define_insn.
5416 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5417 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5418 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5419 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5420 and DESTINATION_REGS.
5421 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5422 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5423 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5424 (h8300_move_ratio): Declare.
5425 (MOVE_RATIO): Use it.
5426 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5427 (h8300_init_once): Initialize it.
5428 (h8300_reg_class_from_letter): New function.
5429 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5430 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5431 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5432 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5433 (movstrsi, movmd): New expanders.
5434 (movmd_internal): New insn.
5435 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5436 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5437 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5438 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5439 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5440 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5441 * config/h8300/h8300.c (nibble_operand): Fix warning.
5442 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5443 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5444 (movsf_h8300h): Disable for TARGET_H8300SX.
5445 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5446 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5447 h8300_stm_parallel and h8300_return_parallel.
5448 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5449 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5450 h8300_stm_parallel, h8300_return_parallel): New functions.
5451 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5452 if TARGET_H8300SX. Use h8300_push_pop.
5453 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5454 and final pop when generating h8sx code. Always emit some form
5456 * config/h8300/h8300.md: Don't enforce register alignment in
5457 stm peepholes if TARGET_H8300SX.
5458 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5459 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5460 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5461 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5462 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5463 (MULTILIB_DIRNAMES): Add a directory for it.
5464 (MULTILIB_MATCHES): Delete.
5465 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5466 * final.c (walk_alter_subreg): Handle addresses with subregs
5467 inside a ZERO_EXTEND or AND.
5468 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5469 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5471 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5472 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5473 @(dd,Rn.w) and @(dd,ERn.L).
5474 (h8300_displacement_size): Take the whole address as argument.
5475 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5476 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5477 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5478 (h8sx_mergeable_memrefs_p): Declare.
5479 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5480 (HAVE_PRE_INCREMENT): Likewise.
5481 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5482 addresses for TARGET_H8300SX,
5483 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5485 (movb_length_table, movl_length_table): New tables.
5486 (movw_length_table): Define to movb_length_table.
5487 (h8300_displacement_size): New, split out from...
5488 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5489 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5490 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5491 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5492 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5493 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5494 (h8sx_unary_shift_operator): Get the mode from the operator.
5495 (binary_shift_operator): Likewise.
5496 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5497 a memory reference, check whether the reference is offsettable.
5498 (length_table): Add movb, movw and movl.
5499 (movqi): Add new h8sx pattern. Don't force one operand to be a
5500 register when generating h8sx code.
5501 (movhi, movsi, movsf): Likewise.
5502 (movstrictqi): Use the length_table attribute.
5503 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5504 (addqi3): Split into a define_expand and define_insn. Don't accept
5505 memory operands in the expander. Use h8300_operands_match_p to
5506 check for matching operands in the define_insn.
5507 (subqi3, negqi2, one_cmplqi2): Likewise.
5508 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5509 in any patterns that are unused in h8sx code. In the h8sx patterns,
5510 use h8300_operands_match_p to check whether operands match.
5511 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5512 one_cmpl[hs]i3): Likewise.
5513 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5515 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5516 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5517 (h8300_insn_length_from_table): Add a second parameter.
5518 (output_h8sx_shift): Declare.
5519 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5520 (EXTRA_CONSTRAINT): Replace with...
5521 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
5522 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
5523 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
5524 and h8sx_binary_shift_operator.
5525 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
5527 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
5528 (bit_memory_operand, fix_bit_operand): Likewise.
5529 (h8300_length_table_for_insn): Remove.
5530 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
5532 (h8300_short_immediate_length, h8300_binary_length): New functions.
5533 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
5534 (output_plussi): Use sub to add negative constants.
5535 (compute_plussi_length): Adjust accordingly.
5536 (h8sx_single_shift_type): New enum.
5537 (h8sx_single_shift, h8sx_unary_shift_operator,
5538 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
5539 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
5540 single h8sx instruction. Return false in this case.
5541 * config/h8300/h8300.md (length_table): Add short_immediate.
5542 (length): Pass the operand array to h8300_insn_length_from_table.
5543 (adjust_length): Assume "no" for insns with a length_table attribute.
5544 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
5545 (*addhi3_h8300hs): Don't use for h8sx.
5546 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
5548 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
5549 1's predicate to nonimmediate_operand. Only skip default expansion
5550 if expand_a_shift or expand_a_rotate returns true. Add new patterns
5551 for single h8sx shift instructions.
5552 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
5553 * config/h8300/h8300.c (nibble_operand): Split out of...
5554 (reg_or_nibble_operand): ... this.
5555 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
5556 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
5557 umulhisi3): Introduce expand, and introduce separate insns for
5558 sign- or zero-extended REG and already-extended CONST_INT.
5559 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
5560 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
5561 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
5562 (subhi3): Likewise. Don't accept immediates for operand 1.
5563 Remove the early clobber from second alternative of the h8300s pattern.
5564 (subsi3): Generalize for h8sx. Force operand 2 into a register
5565 on plain h8300 targets.
5566 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
5567 (subsi3_h8300h): Generalize for h8sx.
5568 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
5569 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
5570 * config/h8300/h8300.c (reg_or_nibble_operand): New.
5571 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5572 (TARGET_H8300SXMUL): New.
5573 (CONST_OK_FOR_P): New.
5574 (CONST_OK_FOR_LETTER_P): Adjust.
5575 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
5576 umulhisi3): Accept 4-bit immediate on H8SX.
5577 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
5578 (udivsi3, divhi3, udivsi3, divsi3): New.
5579 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
5580 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
5581 * config/h8300/h8300.h (OK_FOR_Q): New macro.
5582 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
5583 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
5584 Add ADDRESSOF to the bit_operand entry.
5585 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
5586 (h8300_src_operand): Likewise.
5587 (bit_operand): Check nonimmediate_operand rather than general_operand.
5588 Accept any nonimmediate_operand in h8sx code.
5589 (h8300_and_costs): Initialize operands[1].
5590 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
5591 (h8300_operand_class): New enum.
5592 (h8300_length_table): New typedef.
5593 (addb_length_table, addw_length_table, addl_length_table,
5594 logicl_length_table): New tables.
5595 (logicb_length_table, logicw_length_table): New macros.
5596 (h8300_classify_operand, h8300_length_from_table,
5597 h8300_length_table_for_insn, h8300_unary_length,
5598 h8300_insn_length_from_table): New functions.
5599 (output_plussi): Only use adds and subs for register destinations.
5600 Disable redundant clause.
5601 (compute_plussi_cc): Likewise.
5602 (compute_plussi_length): Likewise. Use h8300_length_from_table
5603 to work out the length of an insn.
5604 (output_logical_op): Only use narrower immediate instructions
5605 if the destination is a register.
5606 (compute_logical_op_cc): Likewise.
5607 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
5608 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
5609 * config/h8300/h8300.md (length_table): New attribute.
5610 (length): When an instruction has a length_table attribute, use
5611 h8300_insn_length_from_table to calculate its default length.
5612 (cmpqi): Use h8300_dst_operand for the first operand and
5613 h8300_src_operand for the second.
5614 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
5615 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
5616 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
5617 iorsi3, xorhi3, xorsi3): Likewise.
5618 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
5619 so that it allows any combination of operands for TARGET_H8300SX.
5620 (iorqi3, xorqi3): Likewise.
5621 (cmpqi): Use the length_table attribute.
5622 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
5623 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5624 (cmpqi): Add 'Q' constraint.
5625 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
5626 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5627 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
5628 * config/h8300/h8300.h (MASK_H8300SX): New macro.
5629 (TARGET_H8300S): True for both -ms and -msx.
5630 (TARGET_H8300SX): New macro.
5631 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
5632 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
5633 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
5634 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
5636 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
5637 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
5638 16-bit pointers and 32-bit ints.
5639 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
5640 CONST_DOUBLE with mode no wider than SImode.
5641 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
5643 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
5644 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
5646 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5647 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
5648 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
5650 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5652 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
5654 2004-07-07 Per Bothner <per@bothner.com>
5656 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
5658 2004-07-07 Mike Stump <mrs@apple.com>
5660 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
5661 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
5662 (machopic_finish): Likewise.
5664 2004-07-07 Richard Henderson <rth@redhat.com>
5666 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
5667 through any value-preserving cast.
5669 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5671 * function.c (assign_parm_find_data_types): Call
5672 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
5674 2004-07-07 Steven Bosscher <stevenb@suse.de>
5676 * tree-cfg.c (group_case_labels): Remove case labels that have
5677 the same target as the default case.
5679 2004-07-07 Steven Bosscher <stevenb@suse.de>
5681 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
5682 regardless of DECL_LANG_SPECIFIC being present or not.
5683 * tree.h (DECL_NUM_STMTS): Purge.
5685 2004-07-07 Andrew Pinski <apinski@apple.com>
5687 * configure: Regenerate with the right autoconf.
5689 2004-07-07 David Edelsohn <edelsohn@gnu.org>
5691 * ifcvt.c (total_bb_rtx_cost): New function.
5692 (find_if_case_1): Compare rtx_cost of basic block to cost of
5694 (find_if_case_2): Same.
5696 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5699 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
5700 (output_return): Likewise.
5701 (output_sibcall): Abort if !flag_delayed_branch.
5702 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
5703 (emit_and_preserve): New function.
5704 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
5705 indirect jump to the thunked-to function if !flag_delayed_branch.
5706 * config/sparc/sparc.md (delayed_branch): New attribute.
5707 (load_pcrel_sym): Honor flag_delayed_branch. Use above
5708 attribute to compute the length of the insn.
5709 (goto_handler_and_restore): Likewise.
5711 2004-07-07 Andrew Pinski <apinski@apple.com>
5713 PR tree-optimization/15777
5714 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
5716 * expr.c (expand_expr_real_1): Fix formating.
5717 BUFFER_REF and IN_EXPR are dead.
5718 * fold-const.c (non_lvalue): BUFFER_REF is dead.
5719 * tree-inline.c (estimate_num_insns_1): Likewise.
5720 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
5721 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
5722 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
5724 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
5726 * collect2.c (dump_file): Don't call cplus_demangle if
5727 HAVE_LD_DEMANGLE is defined.
5728 (main): Pass "--demangle" to ld if no_demangle is not 0 and
5729 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
5730 if HAVE_LD_DEMANGLE is defined.
5732 * configure.ac (--with-demangler-in-ld): Added
5733 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
5734 --with-demangler-in-ld is used.
5735 * config.in: Regenerated.
5736 * configure: Likewise.
5738 2004-07-07 Roger Sayle <roger@eyesopen.com>
5740 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
5741 for simple floating point operations "fp", double precision
5742 multiplication "dmul", and single and double precision division
5743 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
5744 (ppc630_cost): New table split from ppc620_cost, to distinguish
5745 differences in floating point latencies.
5746 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
5747 (rs6000_rtx_costs): Add support for single and double precision
5748 floating point addition, subtraction, multiplication, division,
5749 fused-multiply-add, fused-multiply-sub, negation, absolute value
5750 and negative absolute value. Tweak MEM case to use prefered idiom.
5752 2004-07-07 Richard Henderson <rth@redhat.com>
5754 * tree-flow-inline.h (may_propagate_copy): Move...
5755 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
5756 attempt to copy between types requiring conversion.
5757 * tree-flow.h (may_propagate_copy): Update decl.
5758 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
5760 2004-07-07 Jakub Jelinek <jakub@redhat.com>
5762 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
5763 from -mtune= option.
5765 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5767 * builtins.c: Rename movstr*, except for movstrict*, to
5768 movmem* and clrstr* to clrmem*.
5771 * genopinit.c: Likewise.
5772 * integrate.c: Likewise.
5773 * local-alloc.c: Likewise.
5774 * optabs.c: Likewise.
5775 * optabs.h: Likewise.
5776 * config/alpha/alpha.h: Likewise.
5777 * config/alpha/alpha.md: Likewise.
5778 * config/arm/arm-protos.h: Likewise.
5779 * config/arm/arm.c: Likewise.
5780 * config/arm/arm.md: Likewise.
5781 * config/avr/avr.md: Likewise.
5782 * config/c4x/c4x.c: Likewise.
5783 * config/c4x/c4x.md: Likewise.
5784 * config/frv/frv.md: Likewise.
5785 * config/i386/i386-protos.h: Likewise.
5786 * config/i386/i386.c: Likewise.
5787 * config/i386/i386.h: Likewise.
5788 * config/i386/i386.md: Likewise.
5789 * config/i860/i860.c: Likewise.
5790 * config/i860/i860.md: Likewise.
5791 * config/ip2k/ip2k.md: Likewise.
5792 * config/ip2k/libgcc.S: Likewise.
5793 * config/ip2k/t-ip2k: Likewise.
5794 * config/m32r/m32r.c: Likewise.
5795 * config/m32r/m32r.md: Likewise.
5796 * config/mcore/mcore.md: Likewise.
5797 * config/mips/mips.c: Likewise.
5798 * config/mips/mips.md: Likewise.
5799 * config/ns32k/ns32k.c: Likewise.
5800 * config/ns32k/ns32k.h: Likewise.
5801 * config/ns32k/ns32k.md: Likewise.
5802 * config/pa/pa.c: Likewise.
5803 * config/pa/pa.md: Likewise.
5804 * config/pdp11/pdp11.h: Likewise.
5805 * config/pdp11/pdp11.md: Likewise.
5806 * config/rs6000/rs6000.c: Likewise.
5807 * config/rs6000/rs6000.md: Likewise.
5808 * config/s390/s390-protos.h: Likewise.
5809 * config/s390/s390.c: Likewise.
5810 * config/s390/s390.md: Likewise.
5811 * config/sh/lib1funcs.asm: Likewise.
5812 * config/sh/sh.c: Likewise.
5813 * config/sh/sh.md: Likewise.
5814 * config/sh/t-sh: Likewise.
5815 * config/sparc/sparc.h: Likewise.
5816 * config/vax/vax.md: Likewise.
5817 * config/xtensa/xtensa.c: Likewise.
5818 * config/xtensa/xtensa.md: Likewise.
5819 * doc/invoke.texi: Likewise.
5820 * doc/md.texi: Likewise.
5821 * doc/rtl.texi: Likewise.
5823 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
5826 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
5827 * config/mips/mips.c (mips_declare_common_object): New function,
5828 mostly split out from...
5829 (mips_output_aligned_decl_common): ...here.
5830 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
5831 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
5832 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
5833 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
5835 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5838 * function.c (assign_parms): Fix typo from previous change.
5840 2004-07-07 Jason Merrill <jason@redhat.com>
5843 * doc/extend.texi (C++ Interface): Correct information and
5846 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
5851 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
5854 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5857 * config/m32r/m32r.c (m32r_function_symbol): New function:
5858 Generate a symbol name RTX with the correct m32r specific flags
5860 (block_move_call): Use new function to generate correct symbol.
5861 * config/m32r/m32r-protos.h: Add prototype for new funcion.
5862 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
5865 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5867 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
5868 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
5869 TYPE_BINFO_BASETYPE): Remove.
5870 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
5872 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
5874 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
5875 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
5876 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
5877 (struct tree_binfo): Rename base_types to base_binfos.
5878 * alias.c (record_component_aliases): Adjust BINFO macros.
5879 * dbxout.c (dbxout_type): Likewise.
5880 * dwarf2out.c (gen_member_die): Likewise.
5881 * sdbout.c (sdbout_one_type): Likewise.
5882 * tree-dump.c (deque_and_dump): Likewise.
5883 * config/i386/i386.c (classify_argument,
5884 contains_128bit_aligned_vector_p): Likewise.
5886 2004-07-07 Nick Clifton <nickc@redhat.com>
5888 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
5889 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
5891 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5893 * vec.h: Fix the example use.
5895 2004-07-06 Richard Henderson <rth@redhat.com>
5897 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
5898 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
5899 * tree-inline.c (copy_body_r, setup_one_parameter,
5900 initialize_inlined_parameters, expand_call_inline,
5901 declare_inline_vars): Don't check it.
5902 (expand_calls_inline): Remove old version, rename new version
5903 from gimple_expand_calls_inline.
5904 * tree-optimize.c (execute_gimple): Remove.
5905 (pass_gimple): Don't run anything.
5907 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5909 * doc/sourcebuild.texi: Use semicolons instead of commas in
5912 2004-07-06 Richard Henderson <rth@redhat.com>
5914 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
5915 (sra_walk_modify_expr, scan_init): Likewise.
5916 (generate_element_zero): Check visited before scanning children.
5917 (generate_element_init): Set visited on error.
5918 (scalarize_init): Handle generate_element_init failure similar
5921 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
5923 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
5924 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
5926 2004-07-06 Richard Henderson <rth@redhat.com>
5928 * config/i386/i386.c (legitimize_pic_address): Make static.
5929 (legitimize_address): Handle CONST with TLS operand.
5930 (ix86_expand_move): Don't call legitimize_pic_address directly.
5931 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
5933 2004-07-06 Roger Sayle <roger@eyesopen.com>
5935 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
5936 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
5937 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
5938 is currently executed unconditionally, i.e. not in "else_bb".
5940 2004-07-06 Steven Bosscher <stevenb@suse.de>
5942 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
5943 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5944 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
5945 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5946 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
5947 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5948 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
5949 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5950 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
5951 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5952 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
5953 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5954 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
5955 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5956 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
5957 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5959 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5961 * dojump.c (do_jump): REFERENCE_EXPR is dead.
5962 * expr.c (expand_expr_real_1): Ditto.
5963 * tree-inline.c (estimate_num_insns_1): Ditto.
5964 * tree-pretty-print.c (dump_generic_node): Ditto.
5968 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
5970 * tree-ssa-pre.c (reference_node_pool): New pool.
5971 (find_or_generate_expression): Class 'r' is okay too.
5972 (create_value_expr_from): Ditto.
5973 (add_to_sets): LHS should not include vuses.
5975 (compute_avail): Reverse ordering of tests.
5976 Valuize INDIRECT_REF as well.
5978 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
5980 PR rtl-optimization/16380
5981 * loop.c (check_dbra_loop): Sink comparison instructions if they
5982 do something other than set cc0.
5984 2004-07-06 James E Wilson <wilson@specifixinc.com>
5986 * doc/interface.texi (longjmp and automatic variables): Delete
5987 paragraph recommending taking the address of a variable.
5989 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
5991 * vec.h (VEC_embedded_alloc): Remove.
5992 (VEC_embedded_size, VEC_embedded_init): New.
5993 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
5995 (VEC_truncate): New.
5996 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
5997 (vec_embedded_alloc): Remove.
5998 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
5999 (vec_embedded_alloc): Remove.
6001 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6003 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6004 (gt-langhooks.h): Remove.
6006 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6008 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6010 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6012 * config/sparc/sparc.c (get_pc_symbol): Rename into
6013 add_pc_to_pic_symbol.
6014 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6015 (load_pic_register): Account for previous changes.
6016 Use reg_names. Don't create the label twice.
6017 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6018 UNSPEC_LOAD_PCREL_SYM.
6019 (get_pc): Rename into load_pcrel_sym. Add predicate to
6020 operands. Remove condition.
6022 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6024 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6025 RECORD, UNION & QUAL_UNION is actually a binfo.
6027 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6028 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6029 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6030 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6031 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6032 (gen_inheritance_die): Likewise.
6033 * tree-dump.c (deque_and_dump): Likewise.
6034 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6036 2004-07-06 Steven Bosscher <stevenb@suse.de>
6038 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6040 * config/mcore/mcore.md: Model memory latency with a simple DFA
6041 pipeline description instead of a define_function_unit.
6043 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6045 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6046 * langhooks.h (var_mod_type_p): Likewise.
6047 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6048 * expr.c (count_type_elements): Properly handle return from
6049 array_type_nelts and properly test for overflow.
6050 * gimplify.c (gimplify_init_constructor): Properly handle return
6051 from array_type_nelts.
6052 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6053 * integrate.c (copy_decl_for_inlining): Correct comments.
6054 * tree-inline.c (remap_decl): Update comments, remove dead code,
6055 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6056 (remap_type): Only remap if variably modified by vars in function
6058 (copy_body_r): Use compatible_type langhooks to see when can fold.
6059 (setup_one_parameter): Don't remap type.
6060 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6061 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6062 compute TREE_INVARIANT for decl case.
6063 (find_var_from_fn): New function.
6064 (variably_modified_type_p): Add arg and call new function.
6065 * tree.h (variably_modified_type_p): Add extra arg.
6067 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6069 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6070 (goto_handler_and_restore_v9): Delete disabled insn.
6071 (goto_handler_and_restore_v9_sp64): Likewise.
6073 2004-07-05 Roger Sayle <roger@eyesopen.com>
6075 * calls.c (load_register_parameters): Call expand_shift instead
6076 of expand_binop with ashl_optab (or other shift optab) directly.
6077 * expr.c (emit_group_load, emit_group_store): Likewise.
6078 * function.c (assign_parm_setup_block): Likewise.
6079 * stmt.c (shift_return_value): Likewise.
6081 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6083 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6085 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6087 * doc/sourcebuild.texi: Revert previous patch.
6089 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6091 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6092 TARGET_MEM_FUNCTIONS.
6093 * system.h: Poison TARGET_MEM_FUNCTIONS.
6094 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6095 bcmp_libfunc, bzero_libfunc): Remove.
6096 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6098 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6099 * doc/standards.texi: Don't mention calling BSD string functions.
6100 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6101 * config/vax/t-memfuncs: New.
6102 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6103 config/memset.c: New.
6104 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6105 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6107 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6108 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6109 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6110 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6111 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6112 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6113 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6114 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6115 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6116 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6118 2004-07-05 Richard Henderson <rth@redhat.com>
6120 * function.c (assign_parm_setup_reg): Properly rename variables in
6121 FUNCTION_ARG_CALLEE_COPIES section.
6123 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6125 * tree-mudflap.c: Include cgraph.h.
6126 (mf_init_extern_trees): Rename to mudflap_init. Export.
6127 Rewrite to create synthetic declarations instead of looking
6128 up declarations from mf-runtime.h.
6129 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6130 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6132 (execute_mudflap_function_decls, mudflap_register_call):
6133 Don't call mf_init_extern_trees.
6134 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6136 * tree-mudflap.h: Update prototypes.
6137 * c-mudflap.c: Delete file.
6138 * c-common.c: Include tree-mudflap.h.
6139 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6140 * Makefile.in: Remove all references to c-mudflap.o.
6141 Update dependencies.
6143 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6145 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6146 displacements with the spatial-locality cache-control completer.
6148 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6150 * langhooks.c: Don't include gt-langhooks.h.
6151 (var_labelno): Delete.
6152 (lhd_set_decl_assembler_name): Do not append a distinguishing
6153 number to file-scope internal-linkage declarations for the first
6154 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6155 the declaration itself (if at block scope), or its containing
6156 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6159 * opts.c (cur_in_fname): New global.
6160 * opts.h: Declare it.
6161 * tree.c: Include opts.h.
6162 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6163 DECL_UID equal to cur_in_fname.
6164 (copy_node_stat): Do not change DECL_UID when copying a
6165 TRANSLATION_UNIT_DECL.
6166 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6167 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6169 * c-decl.c (c_static_assembler_name): Delete.
6170 * c-tree.h (c_static_assembler_name): Delete prototype.
6171 * c-lang.c, objc/objc-lang.c: Don't override
6172 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6174 * Makefile.in (tree.o): Update dependencies.
6175 (GTFILES): Remove langhooks.c.
6177 2004-07-05 Roger Sayle <roger@eyesopen.com>
6179 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6180 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6181 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6182 Optimize "X % -Y" as "X % Y" for signed modulus.
6183 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6184 into "((unsigned) X % Y) == 0".
6186 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6188 * sourcebuild.texi (Config Fragments): Use @comma{} in
6189 cross-reference to section title.
6191 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6193 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6194 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6195 (gimplify_target_expr, gimplify_expr): Likewise.
6196 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6197 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6199 (gimplify_compound_lval): See if we can strip any useless conversion.
6200 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6202 (gimplify_modify_expr_to_memset): Likewise.
6203 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6204 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6205 (declare_inline_vars): Likewise.
6206 (walk_type_fields): New function.
6207 (walk_tree): Use it.
6208 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6210 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6211 (sra_walk_modify_expr): Allow init function to fail.
6212 (scan_init): Now returns bool.
6213 (generate_element_init): If can't understand INIT, return false.
6214 (scalarize_init): Return false if generate_element_init does.
6216 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6219 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6220 bounds if bounds aren't constant.
6222 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6224 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6225 to type hooks; remove bogus PARAMS.
6227 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6229 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6230 * dwarf2out.c (add_data_member_location_attribute): Check for
6232 * tree.c (tree_node_kinds): Add "binfos".
6233 (binfo_lang_slots): New.
6234 (make_node_stat): Add TREE_BINFO.
6235 (make_tree_binfo_stat): New.
6236 (tree_node_structure): Add TREE_BINFO.
6237 * tree.def (TREE_BINFO): New.
6238 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6239 (RECORD_OR_UNION_CHECK): ... here.
6240 (NOT_RECORD_OR_UNION_CHECK): New.
6241 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6242 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6243 RECORD_OR_UNION_CHECK.
6244 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6245 (TYPE_LANG_SLOT_1): New.
6246 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6247 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6248 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6249 (BINFO_ELTS): Remove.
6250 (BINFO_LANG_SLOT): New.
6251 (struct tree_binfo): New.
6252 (binfo_lang_slots): Declare.
6253 (enum tree_node_structure_enum): Add TS_BINFO.
6254 (union tree_node): Add binfo.
6255 (make_tree_binfo_stat): Declare.
6256 (make_tree_binfo): New.
6257 (enum tree_node_kind): Add binfo_kind.
6259 * objc/objc-act.c (start_class, objc_declare_protocols,
6260 start_protocols): Use TYPE_LANG_SLOT_1.
6261 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6263 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6264 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6265 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6266 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6268 2004-07-05 Steven Bosscher <stevenb@suse.de>
6270 * rtl.h (struct rtx_def): Remove the integrated flag.
6271 Use the return_val flag for MEM_SCALAR_P.
6272 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6274 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6277 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6278 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6281 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6283 * var-tracking.c: Fix some comments.
6284 (frame_stack_adjust): New.
6285 (vt_stack_adjustments): Init stack_adjust of entry block to
6286 minus stack adjustment of function prologue.
6287 (adjust_stack_reference): Do not adjust if adjustment == 0.
6288 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6289 (emit_notes_in_bb): Likewise.
6290 (vt_add_function_parameters): Do not adjust locations of
6292 (vt_initialize): Compute the stack adjustment of function
6293 prologue and offset the initial "location" of frame_base_decl
6294 from the stack pointer after prologue.
6296 2004-07-04 Richard Henderson <rth@redhat.com>
6298 * function.c (struct assign_parm_data_all): New.
6299 (struct assign_parm_data_one): New.
6300 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6301 assign_parm_find_data_types, assign_parms_setup_varargs,
6302 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6303 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6304 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6305 assign_parm_setup_block, assign_parm_setup_reg,
6306 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6307 (assign_parms): ... here.
6309 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6311 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6312 now are bitmap_set_t's.
6313 (bitmap_insert_into_set): No point in inserting the value if
6315 (bitmap_set_contains): New function.
6316 (bitmap_set_replace_value): Add comment on why we do it
6318 (set_contains): Removed.
6319 (bitmap_set_subtract_from_value_set): New name of
6320 set_subtract now that it's arguments are two different
6323 (bitmap_find_leader): Change algorithm used.
6324 (find_or_generate_expression): Update use of functions for new
6326 (create_expression_by_pieces): Ditto.
6327 (insert_aux): Ditto.
6329 (add_to_sets): Ditto.
6331 (execute_pre): Ditto.
6332 (compute_avail): Ditto.
6333 Also ignore virtual phis.
6335 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6337 * combine.c (simplify_comparison): Fix comment typo.
6339 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6341 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
6342 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
6343 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
6344 (output_restore): Change parameter from 'insn' to 'pat'.
6345 (output_return): Adjust call to output_restore.
6346 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
6347 Adjust call to output_restore.
6349 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6351 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
6352 and assert system is bsd.
6354 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6356 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
6357 (TARGET_SWITCHES): Remove -mdebugc.
6358 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
6359 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
6360 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
6361 (sle_[sd]i_reg): Delete.
6363 2004-07-04 Steven Bosscher <stevenb@suse.de>
6365 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6367 * config/iq2000/iq2000.md: Translate old pipeline description to an
6370 2004-07-04 Roger Sayle <roger@eyesopen.com>
6372 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
6373 Ensure the replacement rhs is valid gimple before performing
6374 the substitution. Return false if these sanity checks fail.
6375 (fold_stmt): Only set changed to true, if set_rhs returns true.
6376 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
6379 2004-07-04 Richard Henderson <rth@redhat.com>
6382 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
6384 2004-07-04 Mark Mitchell <mark@codesourcery.com>
6386 * configure.ac (ranlib_flags): New variable.
6387 * Makefile.in (RANLIB_FLAGS): New variable.
6388 (libbackend.a): Use it.
6389 * configure: Regenerated.
6391 2004-07-04 Roger Sayle <roger@eyesopen.com>
6393 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
6394 a "sign mask" instead of using ashr_optab directly.
6396 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6398 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6399 * doc/cppopts.texi: Clarify processing of command-line defines.
6401 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6403 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6405 2004-07-04 Richard Henderson <rth@redhat.com>
6407 * rtl.def (ADDRESSOF): Remove.
6408 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6409 (find_base_term, memrefs_conflict_p): Likewise.
6410 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6411 (fold_rtx, cse_insn, set_live_p): Likewise.
6412 * dwarf2out.c (mem_loc_descriptor): Likewise.
6413 (add_location_or_const_value_attribute): Likewise.
6414 * emit-rtl.c (copy_insn_1): Likewise.
6415 * explow.c (memory_address): Likewise.
6416 * expmed.c (store_split_bit_field): Likewise.
6417 * expr.c (expand_expr_real_1): Likewise.
6418 * function.c (instantiate_decl
6419 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6420 * genrecog.c (preds, validate_pattern): Likewise.
6421 * integrate.c (copy_rtx_and_substitute): Likewise.
6422 * recog.c (general_operand, register_operand): Likewise.
6423 (memory_address_p): Likwise.
6424 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6425 * rtl.c (copy_rtx): Likewise.
6426 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6427 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6428 * rtlhooks.c (gen_lowpart_general): Likewise.
6429 * stmt.c (expand_asm_operands): Likewise.
6430 * web.c (entry_register, replace_ref, web_main): Likewise.
6431 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6432 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6433 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6434 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6435 * config/frv/frv.c (move_destination_operand, move_source_operand,
6436 condexec_dest_operand, condexec_source_operand,
6437 condexec_memory_operand): Likewise.
6438 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6439 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6440 (destination_xfmode_operand): Likewise.
6441 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6442 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6443 * config/s390/s390.c (general_s_operand): Likewise.
6444 * config/s390/s390.md (mov*): Likewise.
6445 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6447 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6448 * expr.c (expand_expr_real_1): Likewise.
6449 * stmt.c (expand_decl): Likewise.
6450 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6452 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6453 postponed_insns, put_var_into_stack, put_reg_into_stack,
6454 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6455 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6456 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6457 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6458 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6459 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6460 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6461 struct insns_for_mem_walk_info, insns_for_mem_walk,
6462 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6463 setjmp_protect_args): Remove.
6464 (push_function_context_to): Don't handle var_refs_queue.
6465 (pop_function_context_from, free_after_compilation): Likewise.
6466 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6467 (assign_parms, allocate_struct_function): Likewise.
6468 (use_register_for_decl): New.
6469 (expand_function_end): Don't setjmp_protect.
6470 * function.h (struct emit_status): Update commentary.
6471 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6472 (max_parm_reg, parm_reg_stack_loc): Remove.
6473 * passes.c (DFI_addressof): Remove.
6474 (dump_file_info): Remove addressof.
6475 (rest_of_handle_addressof): Remove.
6476 (rest_of_compilation): Don't call it.
6477 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6478 * stmt.c (expand_decl): Use use_register_for_decl.
6479 * tree.h: Update decls.
6480 * web.c (mark_addressof): Remove.
6481 * doc/invoke.texi (-dF): Remove.
6483 2004-07-03 Richard Henderson <rth@redhat.com>
6485 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6486 instead of gen_mem_addressof.
6487 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6488 TImode output register.
6490 2004-07-03 Richard Henderson <rth@redhat.com>
6492 PR tree-optimization/16341
6493 * tree-sra.c (sra_walk_function): Increment to next stmt before
6494 processing the current stmt.
6495 (sra_insert_after): Always use BSI_SAME_STMT.
6497 2004-07-03 Richard Henderson <rth@redhat.com>
6499 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6502 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6504 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6505 with tree_int_cst_equal.
6507 2004-07-03 Andreas Schwab <schwab@suse.de>
6509 * config/ia64/ia64.md: Define new attribute "empty".
6510 (prologue_use, nop_x, insn_group_barrier): Set it.
6512 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6513 skip over "empty" insns.
6515 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6517 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6518 context to gimplify_body.
6519 (walk_tree): Don't walk into types twice.
6520 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
6522 * tree-sra.c (generate_element_init): Remove any useless conversions.
6524 * gimplify.c (gimplify_conversion): Remove stripping useless
6525 conversions from here.
6526 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
6527 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
6528 Unshare before substituting PLACEHOLDER_EXPR.
6529 (gimplify_modify_expr_to_memset): Likewise.
6530 Pass address of TO to memset, not TO itself.
6531 (gimplify_init_constructor): Make copy of OBJECT so we have it each
6532 time we make an expression (to match a PLACEHOLDER_EXPR).
6534 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
6535 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6536 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
6537 * tree-ssa-dom.c (local_fold): Likewise.
6539 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
6540 * langhooks.h (strct lang_hooks): New field type_max_size.
6541 * function.c (assign_temp): Call it.
6543 2004-07-03 Steven Bosscher <stevenb@suse.de>
6545 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
6546 * config/sh/sh.md: Convert the SH1 pipeline description to
6549 2004-07-02 Zack Weinberg <zack@codesourcery.com>
6551 * c-decl.c (struct c_binding): Remove contour field; add
6552 depth, invisible, nested fields.
6553 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
6554 (B_IN_EXTERNAL_SCOPE): New convenience macros.
6555 (bind): Add invisible and nested arguments. Initialize
6556 new fields of struct c_binding; adjust loop scanning for
6558 (free_binding_and_advance): Clear structure with memset.
6559 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
6560 in file scope, even if it's in external scope too.
6561 (pushdecl): Adjust to match. Create invisible file-scope
6562 declarations for block-scope forward declarations of static functions.
6563 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
6564 (undeclared_variable, lookup_label, declare_label, define_label)
6565 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
6566 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
6567 (store_parm_decls_oldstyle): Adjust to match.
6568 (diagnose_mismatched_decls): Correct handling of linkage clashes.
6569 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
6571 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
6572 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
6574 2004-07-02 Richard Henderson <rth@redhat.com>
6576 * c-decl.c (grokdeclarator): Don't frob current_function_decl
6577 around variable_size.
6578 (set_decl_nonlocal): Remove.
6579 (store_parm_decls): Add stmts for pending sizes.
6580 * calls.c (calls_function, calls_function_1): Remove.
6581 (precompute_arguments): Don't call it.
6582 * cfgexpand.c (set_save_expr_context): Remove.
6583 (tree_expand_cfg): Don't call it.
6584 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
6585 (dwarf2out_finish): Likewise.
6586 * expr.c (emit_block_move): Adjust addresses to BLKmode.
6587 (store_constructor): Don't pre-evaluate SAVE_EXPR.
6588 (safe_from_p): Don't queue SAVE_EXPRs.
6589 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
6590 or build plain VAR_DECLs.
6591 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
6593 (fold_checksum_tree): Don't special-case SAVE_EXPR.
6594 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
6595 (put_var_into_stack): Don't handle SAVE_EXPR.
6596 (gen_mem_addressof): Likewise.
6597 * function.h (struct function): Remove x_save_expr_regs.
6598 (save_expr_regs): Remove.
6599 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
6600 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
6601 * stor-layout.c (variable_size): Don't set it.
6602 (force_type_save_exprs, force_type_save_exprs_1): Remove.
6603 * tree-inline.c (remap_save_expr): Remove fn argument. Update
6604 all callers. Don't set SAVE_EXPR_CONTEXT.
6605 * tree-inline.h (remap_save_expr): Update decl.
6606 * tree.c (save_expr): Update build size.
6607 (first_rtl_op): Don't handle SAVE_EXPR.
6608 (unsave_expr_1, contains_placeholder_p): Likewise.
6609 (decl_function_context): Likewise.
6610 * tree.def (SAVE_EXPR): Remove args 1 and 2.
6611 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
6612 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
6614 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6616 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
6617 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
6618 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
6619 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
6620 some first-person references and patronizing comments. Based on
6622 * doc/invoke.texi: Don't reference fortran@gnu.org.
6623 * doc/trouble.texi (Warning when a non-void function value is
6624 ignored): Rewrite. From Russ Allbery and Chris Devers.
6626 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
6628 * tree-ssa-pre.c (bitmap_set_t): New.
6629 (bb_value_sets): avail_out is now a bitmap_set_t.
6630 (bitmap_find_leader): New function.
6631 (bitmap_value_insert_into_set): Ditto.
6632 (bitmap_set_copy): Ditto.
6633 (bitmap_value_replace_in_set): Ditto.
6634 (bitmap_set_contains_value): Ditto.
6635 (bitmap_set_new): Ditto.
6636 (bitmap_set_pool): New pool.
6637 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
6638 (insert_aux): Ditto.
6639 (add_to_sets): Ditto.
6640 (compute_avail): Ditto
6644 (execute_pre): Ditto.
6646 2004-07-02 Roger Sayle <roger@eyesopen.com>
6648 * config/rs6000/rs6000.c (struct processor_costs): New structure
6649 used to hold instruction latencies/sizes for processor types.
6650 (rs6000_cost): New global variable pointing to current CPU's costs.
6651 (rs6000_override_options): Initialize rs6000_cost to point to the
6652 appropriate cost table based upon rs6000_cpu and optimize_size.
6653 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
6656 2004-07-02 Richard Henderson <rth@redhat.com>
6658 * expmed.c (make_tree): Don't use SET_DECL_RTL.
6660 2004-07-02 Steven Bosscher <stevenb@suse.de>
6662 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
6664 2004-07-01 Richard Henderson <rth@redhat.com>
6666 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
6667 (alpha_gp_save_rtx): Use assign_stack_local instead of
6670 2004-07-01 Richard Henderson <rth@redhat.com>
6672 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
6673 (alpha_rtx_cost_data): Update to match.
6674 (alpha_rtx_cost_size): New.
6675 (alpha_rtx_costs): Honor optimize_size.
6677 2004-07-01 Richard Henderson <rth@redhat.com>
6679 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
6680 * cfgexpand.c (tree_expand_cfg): Do it here.
6681 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
6682 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
6683 * config/mips/mips.c (mips_output_mi_thunk): And here.
6684 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
6685 * config/sh/sh.c (sh_output_mi_thunk): And here.
6686 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
6688 2004-07-01 Richard Henderson <rth@redhat.com>
6690 * tree.def (RTL_EXPR): Remove.
6691 * c-typeck.c (lvalue_p): Don't handle it.
6692 * expr.c (safe_from_p): Likewise.
6693 (expand_expr_real_1): Likewise.
6694 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
6695 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
6696 * gengtype.c (adjust_field_tree_exp): Likewise.
6697 * stmt.c (warn_if_unused_value): Likewise.
6698 * tree-gimple.c (recalculate_side_effects): Likewise.
6699 * tree-pretty-print.c (dump_generic_node): Likewise.
6700 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
6701 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
6702 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
6704 * stmt.c (struct stmt_status): Remove x_last_expr_type,
6705 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
6706 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
6707 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
6708 all the bits that tracked last_expr.
6709 (expand_end_bindings): Don't track last_expr.
6710 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
6711 (clear_last_expr): Remove.
6712 (expand_asm): Don't call it.
6713 (expand_asm_operands, expand_end_cond): Likewise.
6714 (expand_naked_return, expand_null_return_1): Likewise.
6715 * c-typeck.c (c_begin_compound_stmt): Likewise.
6716 * cfgexpand.c (expand_block): Use expand_expr_stmt.
6717 * expr.c (expand_expr_real_1): Likewise.
6718 * tree.h: Update prototypes.
6720 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
6721 (struct emit_status): Remove sequence_rtl_expr.
6722 (struct function): Remove x_rtl_expr_chain.
6723 (seq_rtl_expr, rtl_expr_chain): Remove.
6724 * function.c (struct temp_slot): Remove rtl_expr.
6725 (assign_stack_temp_for_type): Don't set it.
6726 (free_temp_slots, pop_temp_slots): Don't check it.
6727 (free_after_compilation): Don't clear x_rtl_expr_chain.
6728 (fixup_var_refs): Don't search it.
6729 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
6730 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
6732 (push_topmost_sequence): Likewise.
6733 (end_sequence, init_emit): Likewise.
6734 (start_sequence_for_rtl_expr): Remove.
6735 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
6736 * rtl.h (preserve_rtl_expr_result): Remove.
6738 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
6740 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
6741 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
6744 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6746 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
6747 (STANDARD_STARTFILE_PREFIX_2): Define.
6748 (standard_startfile_prefix_1): Initialize to
6749 STANDARD_STARTFILE_PREFIX_1.
6750 (standard_startfile_prefix_2): Initialize to
6751 STANDARD_STARTFILE_PREFIX_2.
6752 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
6753 (STANDARD_STARTFILE_PREFIX_1): Define.
6754 (STANDARD_STARTFILE_PREFIX_2): Define.
6755 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
6756 (STANDARD_STARTFILE_PREFIX_2): Document.
6758 2004-07-01 Richard Henderson <rth@redhat.com>
6760 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
6761 in order to disable scalarization. Instead set a flag and wait
6762 for a candidate decl.
6764 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6766 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
6767 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
6768 Use terminology "testsuite" and "enumerated".
6770 2004-07-01 Richard Henderson <rth@redhat.com>
6772 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
6773 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
6774 (initial_return_save): Likewise.
6775 (flush_queued_reg_saves): Remap register numbers.
6776 (dwarf2out_return_reg): Likewise.
6778 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6780 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
6782 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
6783 access functions for lower bound and element size and only output
6784 if lower bound nonzero or element size not same as that of type.
6785 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
6787 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6789 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
6791 2004-07-01 Per Bothner <per@bothner.com>
6793 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
6795 2004-07-01 Jakub Jelinek <jakub@redhat.com>
6797 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
6798 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
6799 first operand. Don't optimize if the bitfield is volatile.
6801 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6803 * c-pretty-print.c (pp_c_postfix_expression): Handle
6804 floating-point comparison operators.
6805 (pp_c_expression): Pass floating-point comparison
6806 operators to pp_c_postfix_expression.
6808 2004-07-01 Roger Sayle <roger@eyesopen.com>
6810 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
6811 rtx_cost instead of "had_mult" to determine whether the transformed
6812 expression is cheaper than the original.
6814 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
6816 * alias.c (get_alias_set, canon_rtx, get_addr,
6817 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
6819 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
6820 expand_builtin): Likewise.
6821 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
6823 * combine.c (can_combine_p, combinable_i3pat, try_combine,
6824 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
6825 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
6826 record_dead_and_set_regs_1, get_last_value_validate,
6827 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
6828 * cse.c (check_dependence, canon_hash, equiv_constant,
6829 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
6830 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
6831 count_reg_usage): Likewise.
6832 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
6833 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
6834 cselib_record_sets): Likewise.
6835 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
6836 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
6837 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
6838 * df.c (df_uses_record): Likewise.
6839 * dojump (do_jump): Likewise.
6840 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
6841 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
6842 decl_start_label): Likewise.
6843 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
6844 operand_subword, change_address_1, make_safe_from): Likewise.
6845 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
6846 stabilize, force_not_mem): Likewise.
6847 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
6848 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
6849 * expr.c (convert_move, convert_modes, emit_block_move,
6850 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
6851 emit_move_insn_1, expand_assignment, store_expr,
6852 store_constructor_field, store_constructor, store_field,
6853 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
6855 * final.c (cleanup_subreg_operands, alter_subreg,
6856 get_mem_expr_from_op): Likewise.
6857 * flow.c (notice_stack_pointer_modification_1,
6858 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
6860 * function.c (mark_temp_addr_taken, preserve_temp_slots,
6861 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
6862 optimize_bit_field, flush_addressof, purge_addressof_1,
6863 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
6864 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
6865 keep_stack_depressed): Likewise.
6866 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
6867 noce_process_if_block, find_memory): Likewise.
6868 * integrate.c (subst_constants, allocate_initial_values): Likewise.
6869 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
6870 update_equiv_regs): Likewise.
6871 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
6872 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
6873 * optabs.c (expand_abs, emit_unop_insn): Likewise.
6874 * passes.c (rest_of_handle_final): Likewise.
6875 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
6876 move2add_note_store): Likewise.
6877 * ra-build.c (detect_remat_webs): Likewise.
6878 * ra-debug.c (dump_static_insn_cost): Likewise.
6879 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
6880 * recog.c (validate_change, apply_change_group, cancel_changes,
6881 validate_replace_rtx_1, general_operand, register_operand,
6882 nonmemory_operand, push_operand, pop_operand, memory_operand,
6883 indirect_operand, asm_operand_ok, offsettable_memref_p,
6884 offsettable_nonstrict_memref_p, constrain_operands,
6885 store_data_bypass_p): Likewise.
6886 * reg-stack.c (subst_stack_regs_pat): Likewise.
6887 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
6888 copy_cost, reg_scan_mark_refs): Likewise.
6889 * regmove.c (optimize_reg_copy_3, stack_memref_p,
6890 combine_stack_adjustments_for_block): Likewise.
6891 * regrename.c (copyprop_hardreg_forward_1): Likewise.
6892 * reload.c (can_reload_into, push_reload, decompose, immune_p,
6893 find_reloads, find_reloads_address, find_reloads_address_1,
6894 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
6895 find_equiv_reg): Likewise.
6896 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
6897 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
6898 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
6899 delete_address_reloads): Likewise.
6900 * resource.c (mark_referenced_resources): Likewise.
6901 * rtlanal.c (get_jump_table_offset, count_occurrences,
6902 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
6903 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
6904 num_sign_bit_copies1): Likewise.
6905 * rtlhooks.c (gen_lowpart_general): Likewise.
6906 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6907 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
6908 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
6909 sdbout_global_decl): Likewise.
6910 * simplify-rtx.c (simplify_subreg): Likewise.
6911 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
6912 expand_anon_union_decl, expand_end_case_type): Likewise.
6913 * unroll.c (calculate_giv_inc): Likewise.
6914 * var-tracking.c (stack_adjust_offset_pre_post,
6915 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
6916 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
6917 vt_add_function_parameters): Likewise.
6918 * varasm.c (make_var_volatile, notice_global_symbol,
6919 assemble_external, decode_addr_const, mark_weak,
6920 default_encode_section_info): Likewise.
6922 2004-07-01 Steven Bosscher <stevenb@suse.de>
6924 * stmt.c (check_seenlabel): Remove.
6925 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
6927 2004-07-01 Richard Henderson <rth@redhat.com>
6929 * function.h (struct function): Remove x_function_call_count.
6930 (function_call_count): Remove.
6931 * calls.c (expand_call): Don't set it.
6932 * integrate.c (copy_rtx_and_substitute): Likewise.
6934 * function.h (struct function): Remove x_cleanup_label.
6935 (cleanup_label): Remove.
6936 * stmt.c (expand_value_return): Don't use it.
6937 * function.c (free_after_compilation): Don't set it.
6938 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
6939 * cfgexpand.c (tree_expand_cfg): Update call.
6940 * tree.h (expand_function_start): Update decl.
6942 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6945 * c-lang.c (c_initialize_diagnostics): Move from here ...
6946 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
6947 (c_tree_printer): Use pretty-printer to format %T.
6948 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
6949 before '*' if not C++.
6950 (pp_c_direct_abstract_declarator): Don't try to print array upper
6951 bound for flexible array members.
6952 * c-tree.h: Include "diagnostic.h".
6953 (c_initialize_diagnostics): Declare.
6954 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
6955 * c-format.c (format_type_warning): New function. Improve
6956 diagnostics for incorrect format argument types.
6957 (check_format_types): Use it. Add two parameters. Use the
6958 TYPE_MAIN_VARIANT of wanted_type.
6959 (check_format_info_main): Pass new parameters to
6961 (struct format_wanted_type): Update comment.
6963 2004-07-01 Nick Clifton <nickc@redhat.com>
6965 * target.h (struct gcc_target): Add new field to struct cxx:
6966 import_export_class.
6967 * target-def.h (TARGET_CXX): Initialise the new field.
6968 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
6970 * doc/tm.texi: Document the new target hook.
6972 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6974 * builtins.c (fold_builtin_classify): Fix typo.
6976 2004-07-01 Richard Henderson <rth@redhat.com>
6978 * function.c (identify_blocks, identify_blocks_1): Remove.
6979 * function.h (identify_blocks): Remove.
6980 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
6982 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6984 * builtins.c (fold_builtin_classify): New.
6985 (fold_builtin_unordered_cmp): Fix commentary.
6986 (fold_builtin): Use it.
6987 * builtins.def: Define builtins for isnan,
6988 isnanf, isnanl, finite, finitef, finitel,
6989 isinf, isinff, isinfl.
6991 2004-07-01 Richard Henderson <rth@redhat.com>
6993 * function.h (struct function): Remove dont_emit_block_notes.
6994 * gimple-low.c (lower_function_body): Don't set it.
6995 * cfgexpand.c (expand_block): Don't check it.
6996 * cfglayout.c (insn_locators_initialize): Likewise.
6997 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
6998 * passes.c (rest_of_compilation): Likewise.
6999 * stmt.c (expand_start_bindings_and_block): Likewise.
7000 (expand_end_bindings): Likewise.
7002 2004-07-01 Richard Henderson <rth@redhat.com>
7004 * cgraph.h (cgraph_build_static_cdtor): Declare.
7005 * cgraphunit.c (cgraph_build_static_cdtor): New.
7006 * c-objc-common.c (build_cdtor): Use it.
7007 * coverage.c (create_coverage): Likewise.
7008 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7009 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7011 See ChangeLog.11 for earlier changes.