| blob | ecb489800f0c90ef44fc8ccb741eaee8310537aa |
1 2004-08-11 Nick Clifton <nickc@redhat.com>
3 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
4 this funciton's behaviour. Return true when the current function
5 has a section attribute and -mlong-calls is in effect.
6 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
7 short-call marker when -mlong-calls is in effect and the function
8 has a section attribute.
10 2004-08-10 Zack Weinberg <zack@codesourcery.com>
12 * stmt.c (expand_return): If asked to return the RESULT_DECL,
13 just call expand_value_return on result_rtl.
15 2004-08-10 Richard Henderson <rth@redhat.com>
17 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
18 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
19 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
20 (add_location_or_const_value_attribute): ... not here. Use
21 loc_descriptor_from_tree if possible.
22 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
23 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
24 values specially.
25 (loc_descriptor_from_tree): New. Update callers.
26 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
27 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
28 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
29 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
30 and BUILT_IN_STACK_RESTORE.
31 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
32 * stmt.c (expand_stack_alloc): Remove.
33 * tree-mudflap.c (mx_register_decls): Don't look for
34 BUILT_IN_STACK_ALLOC.
35 * tree-nested.c (convert_local_reference): Likewise.
36 * tree.h (DECL_VALUE_EXPR): New.
38 2004-08-10 Richard Henderson <rth@redhat.com>
40 * stor-layout.c (round_up): Check for 0/1 before dividing.
41 (round_down): Likewise.
43 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
45 2004-08-09 Mark Mitchell <mark@codesourcery.com>
47 * config.gcc (arm*-*-eabi*): New target.
48 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
49 (TARGET_LIB_INT_CMP_BIASED): Likewise.
50 * expmed.c (expand_divmod): Try a two-valued divmod function as a
51 last resort.
52 * gthr.h: Remove bogus tokens at end of #pragma.
53 * optabs.c (expand_twoval_binop_libfunc): New function.
54 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
55 (prepare_float_lib_cmp): Try reversing the condition.
56 (debug_optab_libfuncs): New function.
57 * optabs.h (expand_twoval_binop_libfunc): Declare.
58 * config/arm/arm.c (arm_init_libfuncs): New function.
59 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
60 (TARGET_INIT_LIBFUNCS): Define it.
61 * config/arm/arm.h (TARGET_BPABI): New macro.
62 * config/arm/arm-protos.h
63 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
64 * config/arm/bpabi.S: New file.
65 * config/arm/bpabi.c: Likewise.
66 * config/arm/bpabi.h: Likewise.
67 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
68 (__aeabi_drsub): Likewise.
69 (__aeabi_dsub): Likewise.
70 (__aeabi_dadd): Likewise.
71 (__aeabi_ui2d): Likewise.
72 (__aeabi_i2d): Likewise.
73 (__aeabi_f2d): Likewise.
74 (__aeabi_dmul): Likewise.
75 (__aeabi_ddiv): Likewise.
76 (__aeabi_cdrcmple): Likewise.
77 (__aeabi_cdcmpeq): Likewise.
78 (__aeabi_cdcmple): Likewise.
79 (__aeabi_dcmpeq): Likewise.
80 (__aeabi_dcmplt): Likewise.
81 (__aeabi_dcmple): Likewise.
82 (__aeabi_dcmpge): Likewise.
83 (__aeabi_dcmpgt): Likewise.
84 (__aeabi_dcmpun): Likewise.
85 (__aeabi_d2iz): Likewise.
86 (__aeabi_d2uiz): Likewise.
87 (__aeabi_d2f): Likewise.
88 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
89 (__aeabi_frsub): Likewise.
90 (__aeabi_fsub): Likewise.
91 (__aeabi_fadd): Likewise.
92 (__aeabi_ui2f): Likewise.
93 (__aeabi_i2f): Likewise.
94 (__aeabi_fmul): Likewise.
95 (__aeabi_fdiv): Likewise.
96 (__aeabi_cfrcmple): Likewise.
97 (__aeabi_cfcmpeq): Likewise.
98 (__aeabi_cfcmple): Likewise.
99 (__aeabi_fcmpeq): Likewise.
100 (__aeabi_fcmplt): Likewise.
101 (__aeabi_fcmple): Likewise.
102 (__aeabi_fcmpge): Likewise.
103 (__aeabi_fcmpgt): Likewise.
104 (__aeabi_fcmpun): Likewise.
105 (__aeabi_f2iz): Likewise.
106 (__aeabi_f2uiz): Likewise.
107 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
108 (__aeabi_uidivmod): New function or alias.
109 (__aeabi_idivmod): Likewise.
110 (__aeabi_idiv0): Likewise.
111 (__aeabi_ldiv0): Likewise.
112 (__aeabi_llsr): Likewise.
113 (__aeabi_lasr): Likewise.
114 (__aeabi_llsl): Likewise.
115 (bpabi.S): Include it.
116 * config/arm/libgcc-bpabi.ver: New file.
117 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
118 (LINK_SPEC): Remove.
119 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
120 __aeabi_ulcmp.
121 * config/arm/t-bpabi: New file.
122 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
123 (TARGET_LIB_INT_CMP_BIASED): Likewise.
125 2004-08-10 David Edelsohn <edelsohn@gnu.org>
127 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
128 * config/rs6000/rs6000.md (clrmemsi): New pattern.
129 * config/rs6000/rs6000.c (expand_block_clear): New function.
130 (expand_block_move): Convert alignment to bits. Use SImode and
131 HImode for unaligned addresses if not STRICT_ALIGNMENT.
133 2004-08-10 Caroline Tice <ctice@apple.com>
135 * varasm.c (unlikely_section_label): New global variable.
136 (unlikely_text_section_name): New global variable.
137 (text_section): Remove alignment statement.
138 (unlikely_text_section): Remove alignment statement; use
139 unlikely_section_label rather than hard-coded string.
140 (assemble_start_function): Initialize unlikely_section_label and
141 unlikely_text_section_name; make sure cold section is properly
142 aligned at start of function; output unlikely_section_label if
143 appropriate.
145 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
147 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
148 * config/s390/s390.c (s390_canonicalize_comparison): New function.
149 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
150 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
151 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
152 ("*tmqi_mem"): Remove SUBREG from pattern.
153 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
154 ("*andsi3_cconly"): Likewise.
156 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
158 PR target/16909
159 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
161 2004-08-10 Janis Johnson <janis187@us.ibm.com>
163 * doc/sourcebuild.texi (compat testing): Document available test
164 framework commands. Use the preferred spelling of DejaGnu.
166 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
168 * lambda.h: Add matrix type, and prototypes for remainder of
169 matrix and vector functions.
170 (lambda_vector_mult_const): New function.
171 (lambda_vector_negate): Ditto.
172 (lambda_vector_add): Ditto.
173 (lambda_vector_add_mc): Ditto.
174 (lambda_vector_copy): Ditto.
175 (lambda_vector_zerop): Ditto.
176 (lambda_vector_equal): Ditto.
177 (lambda_vector_min_nz): Ditto.
178 (lambda_vector_first_nz): Ditto.
179 (lambda_vector_matrix_mult): Ditto.
180 * lambda-mat.c: New file.
181 * Makefile.in (lambda-mat.o): New.
183 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
185 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
186 after linking stmt into the program.
187 (bsi_remove): Don't call modify_stmt.
188 * tree-complex.c (update_complex_assignment,
189 expand_complex_comparison): Call modify_stmt after changing the stmt.
190 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
191 removing the stmt.
192 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
193 the stmt, and only if needed.
194 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
195 expression.
196 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
197 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
198 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
199 (eliminate_redundant_computations): Don't pass an annotation. Call
200 modify_stmt rather than setting the annotation directly.
201 (record_equivalences_from_stmt): Remove unused local 'j'.
202 (cprop_operand): Take a stmt rather than an annotation as a parameter.
203 Call modify_stmt.
204 (cprop_into_stmt): Pass stmt rather than annotation.
205 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
206 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
207 modify_stmt.
208 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
210 2004-08-10 Jason Merrill <jason@redhat.com>
212 PR middle-end/16948
213 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
214 the RESULT_DECL.
216 2004-08-10 Geoffrey Keating <geoffk@apple.com>
218 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
219 hash function.
221 2004-08-10 Roger Sayle <roger@eyesopen.com>
223 * config/mips/mips.md: New reciprocal square root patterns that
224 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
226 2004-08-10 Paul Brook <paul@codesourcery.com>
228 * config/arm/arm-protos.h (arm_set_return_address,
229 thumb_set_return_address): Add prototypes.
230 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
231 * config/arm/arm.c (arm_compute_func_type,
232 use_return_insn, arm_compute_save_reg0_reg12_mask,
233 arm_compute_save_reg_mask, arm_output_function_prologue,
234 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
235 current_function_calls_eh_return.
236 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
237 old eh code.
238 (arm_set_return_address, thumb_set_return_address): New functions.
239 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
240 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
241 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
242 (epilogue): Use the stackadj register.
243 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
245 2004-08-10 Jakub Jelinek <jakub@redhat.com>
247 PR target/3144
248 * expr.c (move_by_pieces_ninsns): Add max_size argument.
249 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
250 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
251 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
252 but using MOVE_RATIO.
253 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
254 (can_store_by_pieces): Change max_size type to unsigned int.
255 (store_by_pieces_1): Likewise. Pass max_size to
256 move_by_pieces_ninsns.
257 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
258 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
259 to move_by_pieces_ninsns.
260 (STORE_BY_PIECES_P): Define.
261 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
262 to move_by_pieces_ninsns.
263 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
265 * config/i386/i386.h (CLEAR_RATIO): Define.
267 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
269 * expr.c (expand_expr_real_1): Add back code that was not dead.
271 2004-08-09 Andrew Pinski <apinski@apple.com>
273 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
274 which is found to be compatible before returning the aliasing set.
276 2004-08-09 Daniel Jacobowitz <dan@debian.org>
278 * ggc-zone.c (struct alloc_zone): Add statistics counters.
279 (always_collect): New flag.
280 (ggc_alloc_zone_1): Update statistics support. Don't include
281 overhead in allocated counter.
282 (sweep_pages): Update allocated counter for large pages. Don'y
283 include overhead.
284 (ggc_collect_1): Always collect.
285 (ggc_collect): Honor always_collect flag. Sum all zones to decide
286 whether to collect.
287 (SCALE, LABEL): New macros.
288 (ggc_print_statistics): Add statistics support.
290 2004-08-09 Roger Sayle <roger@eyesopen.com>
292 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
293 (init_expmed): Fix potential overrun problem with "all.reg".
294 (expand_sdiv2_pow2): Add an alternate implementation for signed
295 division, if the target provides a suitable conditional move insn.
297 2004-08-09 Paul Brook <paul@codesourcery.com>
298 Richard Henderson <rth@redhat.com>
300 * unwind-dw2.c (uw_install_context_1): Update target saved stack
301 pointer.
303 2004-08-09 Geoffrey Keating <geoffk@apple.com>
305 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
306 Check DATA limit only if there's no AS limit. Ignore insanely
307 low DATA limits.
308 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
309 but take care that the AS limit isn't overrun.
310 * doc/invoke.texi: Update documentation of min-heapsize parameter.
312 2004-08-09 Jeff Law <law@redhat.com>
314 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
315 (tree-ssa-threadupdate.o): Add dependencies.
316 * tree-ssa-threadupdate.c: New file.
317 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
318 (rewrite_vars_out_of_ssa): Remove prototype.
319 (cleanup_tree_cfg): Returns a bool.
320 * tree.h (thread_through_all_blocks): Prototype.
321 * tree-outof-ssa.c (SSANORM_*): Move into here.
322 (remove_ssa_form): Now static.
323 (rewrite_vars_out_of_ssa): Kill.
324 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
325 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
326 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
327 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
328 anything was changed.
329 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
330 from the PHI's annotation rather than the edge associated with
331 the new argument.
332 * tree-ssa-dom.c (redirection_edges): Kill.
333 (redirect_edges_and_update_ssa_graph): Kill.
334 (tree_ssa_dominator_optimize): Do not reset forwardable flag
335 for blocks anymore. Do not initialize redirection_edges.
336 Call thread_through_all_blocks. Simplify code for cleanup
337 of the CFG and iterating. No longer call cleanup_tree_cfg
338 outside the iteration loop.
339 (thread_across_edge): No longer mess with forwardable blocks.
341 2004-08-09 Zack Weinberg <zack@codesourcery.com>
343 * explow.c (memory_address): Use memory_address_p.
344 * recog.c (general_operand): Likewise.
345 * regrename.c: No need to define REG_OK_STRICT.
347 2004-08-09 Steven Bosscher <stevenb@suse.de>
349 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
350 New timers.
351 * gcse.c: Include timevar.h.
352 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
353 and global_copy_prop_count.
354 (local_const_prop_count, local_copy_prop_count): New static globals.
355 (gcse_main): Set the right timevar for each pass.
356 (cprop_jump): Increment global_const_prop_count when a constant is
357 propagated. Add "GLOBAL" to dump output.
358 (cprop_insn): Increment global_const_prop_count when a constant is
359 propagated, or global_copy_prop_count when a copy is propagated.
360 (do_local_cprop): Likewise for local_const_prop_count and
361 local_copy_prop_count.
362 (one_cprop_pass): Initialize const/cprop counters to zero.
363 Print out results of local and global const/cprop separately.
364 (bypass_block): Break over-length line.
365 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
366 for bb-reorder.o and tracer.o.
368 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
370 * Makefile.in (GTFILES): Remove stmt.c
371 (stmt.o): Do not depend on gt-stmt.h.
372 * emit-rtl.c (emit_line_note): Do not call
373 set_file_and_line_for_stmt.
374 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
375 do everything.
376 * function.c (free_after_parsing): Do not free STMT field.
377 (allocate_struct_function): Do not call init_stmt_for_function.
378 (assign_stack_temp_for_type): Do not accept values of keep
379 other than 0 or 1.
380 (init_temp_slots): Do not initialize removed variables.
381 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
382 and X_VAR_TEMP_SLOT_LEVEL fields.
383 * rtl.h (set_file_and_line_for_stmt): Remove.
384 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
385 struct stmt_status, cond_stack, case_stack, nesting_stack,
386 nesting_depth, emit_locus, set_file_and_line_for_stmt,
387 same_case_target_p, init_stmt_for_function, emit_nop,
388 expand_start_cond, expand_start_elseif, expand_start_else,
389 expand_elseif, expand_end_cond): Remove.
390 (preserve_subexpressions_p): Remove references to CFUN->STMT.
391 (expand_start_case, expand_end_case_type): Remove, merge into...
392 (expand_case): ... this one, including other bits from
393 expand_expr_real_1. Inline same_case_target_p. Turn members
394 of CASE_STACK into local variables.
395 (emit_case_bit_tests): Inline same_case_target_p.
396 (add_case_node): Add HEAD argument, return new head of the list,
397 do not handle default label here.
398 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
399 expand_start_elseif, current_nesting_level, expand_start_case,
400 expand_end_case_type, expand_end_case, add_case_node,
401 init_stmt_for_function, expand_elseif): Remove prototypes.
402 (expand_case): Add prototype.
404 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
406 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
408 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
410 * expr.c (var_rtx): Remove.
411 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
412 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
413 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
414 Abort.
415 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
416 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
417 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
419 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
420 Ayal Zaks <zaks@il.ibm.com>
422 * common.opt (freschedule-modulo-scheduled-loops): New flag.
423 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
424 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
425 when -freschedule-modulo-scheduled-loops flag is not specified.
426 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
427 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
428 More accurate placing of insn in row of partial schedule.
429 (ps_insn_find_column): New function.
430 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
431 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
432 (schedule_region): Use sched_is_disabled_for_current_region_p.
433 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
435 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
437 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
438 change.
440 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
442 * config/i386/i386.c (ix86_expand_clrmem): Properly call
443 gen_strset for 64bit target.
445 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
447 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
449 2004-08-07 Jason Merrill <jason@redhat.com>
451 Make return in memory explicit.
452 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
453 (assign_parm_find_data_types): Remove code for old front end
454 invisible reference handling.
455 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
456 (expand_function_end): Likewise.
457 * gimplify.c (gimplify_return_expr): Handle a dereferenced
458 RESULT_DECL.
459 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
460 (declare_return_variable): Handle DECL_BY_REFERENCE.
461 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
462 (cp_genericize_r): Use convert_from_reference.
463 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
464 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
466 * c-common.c (c_warn_unused_result): Check TREE_USED before
467 warning about a CALL_EXPR with an unused value.
469 2004-08-06 Mark Mitchell <mark@codesourcery.com>
471 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
472 to the compiler. Use -fshort-wchar by default.
474 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
476 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
477 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
478 threshhold.
479 * doc/invoke.texi (param): Document min-crossjump-insns.
481 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
483 PR c/13282
484 * c.opt (Wmissing-field-initializers): New option.
485 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
486 * c-typeck.c (pop_init_level): Guard the missing field warning with
487 warn_missing_field_initializers rather than extra_warnings.
488 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
489 some of the explanation from...
490 (-Wextra): ...here. Say that the missing field warning can be
491 seperately controlled by -Wmissing-field-initializers.
493 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
495 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
496 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
497 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
498 * tree.def (ENTRY_VALUE_EXPR): Remove.
500 2004-08-06 Jakub Jelinek <jakub@redhat.com>
502 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
503 the places where it is actually needed. Don't use repz; stosb
504 for -Os with sufficiently small constant sizes.
505 For sufficiently small repz; stos{l,q} repeat counts use a sequence
506 of stos{l,q} instructions instead.
508 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
510 PR tree-optimization/16807
511 * loop-iv.c (dump_iv_info): Dump invariants correctly.
512 (iv_subreg, iv_extend): Express value of invariant purely in
513 base field.
515 2004-08-06 Mark Mitchell <mark@codesourcery.com>
517 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
518 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
520 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
522 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
523 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
524 pre_dec_operand.
525 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
526 pattern until reload is finished to allow better code generation
527 and split them completely into separate instrunctions.
528 (*andsi3_split): New pattern.
530 2004-08-05 Mark Mitchell <mark@codesourcery.com>
532 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
533 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
534 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
535 * tree.h (handle_dll_attribute): Declare. Test
536 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
537 * c-common.h (c_determine_visibility): Declare.
538 * c-common.c (c_determine_visibility): New function.
539 * c-decl.c (finish_decl): Use it.
540 (finish_function): Likewise.
541 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
542 zero, by default. Use #if, not #ifdef, to test it.
543 * config/arm/arm.c (arm_attribute_table): Use
544 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
545 #if.
546 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
547 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
548 to 1.
549 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
550 * config/i386/i386.c (ix86_attribute_table): Use
551 handle_dll_attribute for dllimport/dllexport. Test
552 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
553 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
554 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
555 it to 1.
556 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
557 with #if.
558 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
559 it to 1.
560 * doc/extend.texi (dllexport): Clarify and correct documentation.
561 (dllimport): Likewise.
562 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
563 handle_dll_attribute.
565 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
567 * tree-ssa-loop-manip.c: New file.
568 * Makefile.in (tree-ssa-loop-manip.o): Add.
569 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
570 Declare.
571 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
572 form.
573 (tree_ssa_loop_done): Verify loop closed ssa form.
574 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
576 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
578 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
579 pa_asm_output_aligned_local): New functions.
580 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
581 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
582 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
583 pa_asm_output_aligned_common.
584 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
585 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
586 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
587 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
588 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
589 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
590 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
591 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
592 common data.
594 2004-08-05 Andrew Pinski <apinski@apple.com>
596 * objc/objc-act.c (build_objc_string_object): Mark the address
597 expression as constant.
599 2004-08-05 David Edelsohn <edelsohn@gnu.org>
601 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
602 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
603 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
605 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
607 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
608 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
609 out, and associated obsolete comments.
611 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
613 * tree.h (force_fit_type): Return a tree, take three flags.
614 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
615 TREE_CONSTANT_OVERFLOW here.
616 (int_const_binop, const_binop): Adjust.
617 (size_int_type): Do sign extension here.
618 (fold_convert_const, optimize_bit_field_compare,
619 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
620 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
621 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
623 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
625 PR tree-optimization/16864
626 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
627 for ssa names without default_def.
629 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
631 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
632 frame pointer, restore eax with an ebp-relative address.
634 2004-08-04 Geoffrey Keating <geoffk@apple.com>
636 PR 14516
637 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
638 * c-common.h (make_rtl_for_local_static): Delete.
639 * c-decl.c (shadow_tag_warned): Clean up comment.
640 (finish_decl): Clean up spacing. Use set_user_assembler_name when
641 appropriate. Don't pass asmspec to rest_of_decl_compilation.
642 * c-semantics.c (make_rtl_for_local_static): Delete.
643 * expr.c (init_block_move_fn): Use set_user_assembler_name.
644 (init_block_clear_fn): Likewise.
645 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
646 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
647 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
648 * tree.h (make_decl_rtl): Remove second parameter.
649 (set_user_assembler_name): New.
650 * varasm.c (set_user_assembler_name): New.
651 (make_decl_rtl): Remove second parameter. Update callers in many
652 files.
654 2004-08-05 Adam Nemet <anemet@lnxw.com>
656 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
657 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
658 to LynxOS 4.0.
659 * gthr-lynx.h: New file.
660 * config/lynx-ng.h: Remove file.
661 * config/lynx.h: Update to LynxOS 4.0.
662 * config/t-lynx: New file.
663 * config/i386/lynx-ng.h: Remove file.
664 * config/i386/lynx.h: Update to LynxOS 4.0.
665 * config/rs6000/lynxbase.h: Remove file.
666 * config/rs6000/lynx.h: Update to LynxOS 4.0.
667 * config/rs6000/t-lynx: New file.
668 * doc/install.texi (Options specification): Remove reference to
669 LynxOS from systems where --with-gnu-as makes a difference.
671 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
673 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
674 __UINTMAX_TYPE__.
675 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
676 __INTMAX_MAX__.
677 (c_cpp_builtins): Call it.
678 * doc/cpp.texi: Update.
680 2004-08-04 David Edelsohn <edelsohn@gnu.org>
682 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
683 cost.
685 2004-08-04 Jan Hubicka <jh@suse.cz>
687 * basic-block.h (profile_staus): New global variable.
688 * cfg.c (profile_status): Declare.
689 (check_bb_profile): Break out from ....; use profile_status
690 (dump_flow_info): ... here.
691 * cfgbuild.c (find_basic_blocks): Set profile_status.
692 * cfgexpand.c (tree_expand_cfg): Likewise.
693 * predict.c (estimate_probability): Likewise.
694 * profile.c (branch_prob): Likewise.
695 * tree-cfg.c (build_tree_cfg): Likewise.
696 (dump_function_to_file): Use check_bb_profile.
697 * tree-pretty-print (dump_bb_header): Likewise.
698 * tree-profile.c (do_tree_profiling): Cleanup.
700 2004-08-04 Zack Weinberg <zack@codesourcery.com>
702 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
703 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
704 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
705 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
706 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
707 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
708 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
709 (ggc-none.o, errors.o): Move rule to generators section;
710 correct dependencies.
711 (min-insn-modes.o): Move rule to generators section; remove
712 unnecessary explicit command; correct dependencies.
713 (print-rtl.o, print-rtl1.o): Correct dependencies.
714 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
715 (mostlyclean): Update.
717 * errors.c: Include bconfig.h not config.h. Correct comment.
718 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
719 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
720 * print-rtl.c: Don't include tm_p.h.
722 * rtl.h: Move forward-decl of struct function down where it's
723 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
724 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
726 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
727 Jeff Law <law@redhat.com>
729 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
730 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
731 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
732 manipulate the duplicated ssa names.
733 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
734 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
735 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
736 New functions.
737 (release_ssa_name): Do not release ssa names that may have multiple
738 definitions.
739 * tree.h (release_ssa_name_force, mark_for_rewrite,
740 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
741 marked_ssa_names): Declare.
742 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
743 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
744 Update call to rewrite_ssa_into_ssa.
746 2004-08-04 Mark Mitchell <mark@codesourcery.com>
748 * defaults.h (TARGET_DECLSPEC): New macro.
749 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
750 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
751 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
752 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
753 __declspec support.
754 (TARGET_DECLSPEC): Define.
755 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
756 __declspec support.
757 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
758 __declspec support.
759 (TARGET_DECLSPEC): Define.
760 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
761 __declspec support.
762 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
763 support.
764 * doc/tm.texi (TARGET_DECLSPEC): Document.
766 * doc/extend.texi: Fix typo in comment.
768 2004-08-04 Paul Brook <paul@codesourcery.com>
770 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
771 (TARGET_CXX): Use it.
772 * target.h (struct gcc_target): Add cdtor_returns_this.
773 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
774 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
775 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
777 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
779 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
780 low/high pair. Do range checking directly.
781 (interpret_integer): Adjust.
783 2004-08-04 Nick Clifton <nickc@redhat.com>
785 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
786 GCC ABI.
787 * doc/invoke.texi: Document this new switch and also the -mrenesas
788 switch.
790 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
792 * cfglayout.c (insn_locators_initialize): Update the current
793 location before initializing a location.
795 2004-08-03 Zack Weinberg <zack@codesourcery.com>
797 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
798 (dbxout_function_end): Return after emitting the "Lscope" symbol
799 under the same conditions that this function formerly wasn't called.
800 Add explanatory comments.
802 PR 14860
803 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
804 on the new decl.
806 PR 13956
807 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
808 functions, broken out of dbxout_block.
809 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
810 stabs too, if it contains symbols. Use the begin_label and
811 the Lscope label (emitted by dbxout_function_end) for the
812 range of this block.
814 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
816 * doc/install.texi: Update autoconf version requirements.
818 2004-08-03 Zack Weinberg <zack@codesourcery.com>
820 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
821 * recog.c (general_operand, immediate_operand, nonmemory_operand)
822 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
823 * regclass.c (record_reg_classes): Likewise.
824 * reload.c (find_reloads): Likewise.
825 * reload1.c (reload): Likewise.
827 2004-08-03 Zack Weinberg <zack@codesourcery.com>
829 * gensupport.c (init_md_reader_args_cb): Renamed from
830 init_md_reader_args. Add third option, callback function for
831 parsing program-specific options. Add diagnosis of incorrect
832 number of input files.
833 (init_md_reader): Fold into init_md_reader_args_cb.
834 (init_md_reader_args): Now a thin wrapper around
835 init_md_reader_args_cb.
836 * gensupport.h: Update prototypes.
838 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
839 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
840 * genrecog.c: No need to diagnose lack of an input file;
841 init_md_reader_args will handle it.
842 * genconditions.c: Likewise, and use init_md_reader_args.
843 * genconstants.c: Likewise, and no need to call read_md_rtx.
845 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
847 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
848 declarations.
850 2004-08-03 Mike Stump <mrs@apple.com>
852 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
853 for frameworks.
854 * doc/invoke.texi (Darwin Options): Update to reflect above.
856 2004-08-03 Roger Sayle <roger@eyesopen.com>
858 PR middle-end/16790
859 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
860 truncations, not just global truncations.
862 2004-08-03 Andrew Pinski <apinski@apple.com>
864 PR bootstrap/16865
865 * loop-iv.c (simplify_using_assignment): Initialize lhs.
867 2004-08-03 Paul Brook <paul@codesourcery.com>
869 * gcc/doc/install.texi: Document MPFR requirement.
871 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
873 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
874 and mmap() explicitly instead of relying on preset autoconf cache
875 variables.
876 * configure: Regenerate.
878 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
880 PR target/16570
881 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
882 to tmake_file.
883 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
884 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
885 to tmake_file.
887 * config/i386/t-gmm_malloc: New file.
888 * config/i386/t-pmm_malloc: Likewise.
890 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
892 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
893 Tanguy Fautrà <tfautre@pandora.be>
895 * config/i386/pmm_malloc.h: New file.
897 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
899 * config/i386/gmm_malloc.h: New file.
901 2004-08-03 Dale Johannesen <dalej@apple.com>
903 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
904 * c-common.c: Include opts.h.
905 (c_common_get_alias_set): Fix check for a single input file.
906 * toplev.c: Remove current_file_decl.
907 * tree.h: Ditto.
909 2004-08-03 Mark Mitchell <mark@codesourcery.com>
911 * config.gcc (arm*-*-symbianelf*): New target.
912 * config/arm/symbian.h: New file.
914 * gthr-gnat.c: Add visibility #pragmas.
915 * gthr-gnat.h : Likewise.
916 * gthr.h: Likewise.
917 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
918 (__ffsDI2): Likewise.
919 (__clzSI2): Likewise.
920 (__ctzSI2): Likewise.
921 (__ctzDI2): Likewise.
922 (__popcountSI2): Likewise.
923 (__popcountDI2): Likewise.
924 (__paritySI2): Likewise.
925 (__parityDI2): Likewise.
926 * libgcc2.h: Add visibility #pragmas.
927 (__clzDI2): Add prototype.
928 (__clzSI2): Likewise.
929 (__ctzSI2): Likewise.
930 (__ffsDI2): Likewise.
931 (__ffsSI2): Likewise.
932 (__ctzDI2): Likewise.
933 (__popcountSI2): Likewise.
934 (__popcountDI2): Likewise.
935 (__paritySI2): Likewise.
936 (__parityDI2): Likewise.
937 * unwind-dw2-fde.h: Add visibility #pragmas.
938 * unwind.h: Likewise.
940 2004-08-03 David Edelsohn <edelsohn@gnu.org>
941 Dale Johannesen <dalej@apple.com>
942 Roger Sayle <roger@eyesopen.com>
944 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
945 constants more accurately. Adjust costs for FMA instructions.
946 Add cases for most logical and float operations. Recurse into
947 most operands.
949 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
951 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
953 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
955 * ra-build.c (conflicts_between_webs): For webs that cross a call add
956 conflicts to regs_invalidated_by_call.
958 2004-08-03 Paul Brook <paul@codesourcery.com>
960 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
962 2004-08-03 Jan Hubicka <jh@suse.cz>
964 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
965 ARRAY_REF argument.
967 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
969 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
970 arm968es, arm10e, arm1020e, arm1022e.
971 * invoke.texi: Update list of ARM cores.
972 * arm-tune.md: Regenerate.
974 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
976 * arm/gentune.sh: New file.
977 * arm/t-arm: New file.
978 * arm/arm-tune.md: New file (autogenerated).
979 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
980 * arm.md (attribute tune): Delete. Include arm-tune.md.
982 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
984 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
985 penultimate parameter. All callers adjusted.
986 (struct prefix_list): Remove used_flag_ptr.
987 (find_a_file): Do not set *pl->used_flag_ptr.
988 (warn_B, warn_std_ptr): Remove.
990 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
991 Mostafa Hagog <mustafa@il.ibm.com>
993 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
995 2004-08-02 Geoffrey Keating <geoffk@apple.com>
997 * dwarf2out.c (output_call_frame_info): Don't change data format
998 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
999 label. Use 'true' not '1'.
1000 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
1001 required.
1003 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
1005 * gdbinit.in: Reflect previous changes to rtunion_def.
1007 2004-08-02 Roger Sayle <roger@eyesopen.com>
1009 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
1010 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
1012 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1014 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
1015 vec_p_reserve.
1016 * langhooks.h (lang_hooks::builtin_function): Rename parameter
1017 from "class" to "bt_class".
1019 2004-08-02 Paul Brook <paul@codesourcery.com>
1021 PR rtl-optimization/15068
1022 * flow.c (init_propagate_block_info): Check condition is reversible.
1024 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1026 * gengtype.h (options::info): Change type to const char *.
1027 (enum gc_used_enum): Move out of struct type scope.
1028 * gengtype.c (create_option): Convert initializer for option::info to
1029 appropiate type.
1030 (adjust_field_type, walk_type, write_func_for_structure,
1031 write_root, write_roots): Remove pointless cast.
1033 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
1035 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
1037 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
1039 * rtl.h (union rtunion_def): Have all members start with the
1040 prefix "rt_".
1041 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
1042 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
1043 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
1044 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
1045 access.
1046 * gengtype.c (adjust_field_rtx_def): Likewise.
1047 * rtlanal.c (loc_mentioned_in_p): Likewise.
1049 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
1051 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
1052 Replace uses of mips/elf64.h with mips/elf.h
1053 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
1054 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
1055 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
1056 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
1057 (HANDLE_SYSV_PRAGMA): Delete.
1058 (ASM_OUTPUT_DEF): Fix formatting.
1059 * config/mips/elf64.h: Delete.
1061 2004-08-01 Zack Weinberg <zack@codesourcery.com>
1063 * config/ia64/ia64.c (got_symbolic_operand): Do require a
1064 symbol+offset operand to have its offset be zero mod 0x3fff
1065 when GOT entries are in use. Clarify logic in SYMBOL_REF
1066 case. Clarify comments.
1067 (ia64_expand_load_address): Split a symbol+offset load when
1068 the offset is nonzero mod 0x3fff, not 0x1fff.
1070 2004-08-01 Geoffrey Keating <geoffk@apple.com>
1072 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
1073 if trying to *store* to a non-offsettable address.
1074 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
1075 a nonoffsettable address.
1076 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
1077 Clean up.
1078 (movti_string): Don't move GPRs to a nonoffsettable address.
1079 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
1081 2004-08-02 Ben Elliston <bje@au.ibm.com>
1083 PR target/16155
1084 * config/rs6000/altivec.h: Replace typeof with __typeof__.
1086 2004-08-01 Richard Henderson <rth@redhat.com>
1088 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
1089 variable sized types.
1091 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1093 * doc/invoke.texi: In the MIPS options section, remove the passage
1094 saying that -mexplicit-relocs is usually disabled for -mabicalls
1095 -fno-unit-at-a-time.
1096 * config/mips/mips.c (override_options): Remove the code that enforced
1097 this rule.
1099 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1101 * config/mips/mips.md (cprestore): Provide two alternatives, one for
1102 an in-range offset and one for an out-of-range offset. Wrap the latter
1103 in .set macro/.set nomacro if it's inside a .set nomacro block.
1105 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
1107 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
1108 (mips_restore_gp): Declare.
1109 * config/mips/mips.c (mips_add_offset): Add a scratch register
1110 argument. Reimplement in rtl only, reusing MIPS16 logic from
1111 mips_output_mi_thunk.
1112 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
1113 to mips_add_offset.
1114 (mips_gp_save_slot): Delete.
1115 (mips_restore_gp): New function.
1116 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
1117 * config/mips/mips.md (exception_receiver): Turn into a
1118 define_insn_and_split. Use mips_restore_gp to do the split.
1119 (call_internal, call_value_internal, call_value_multiple_internal): Use
1120 mips_restore_gp to restore $gp.
1122 2004-07-31 Andrew Pinski <apinski@apple.com>
1124 PR other/16842
1125 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
1127 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
1129 * c-decl.c (diagnose_mismatched_decls): Give error for external
1130 redeclaration of identifier declared with no linkage, not just
1131 warning with -Wtraditional. Do not check DECL_CONTEXT to give
1132 error for redeclaration with no linkage.
1134 2004-07-30 Geoffrey Keating <geoffk@apple.com>
1135 Fariborz Jahanian <fjahanian@apple.com>
1137 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
1138 non-offsettable addresses even for DImode.
1139 (rs6000_split_multireg_move): Cope with non-offsettable addresses
1140 being moved into multiple GPRs.
1142 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
1143 to 64.
1144 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
1145 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
1146 to 128.
1147 * config/rs6000/darwin-ldouble.c (isless): New macro.
1148 (inf): New macro.
1149 (nonfinite): New macro.
1150 (FPKINF): Delete.
1151 (_xlqadd): Completely rewrite.
1152 (_xlqmul): Correct overflow handling.
1153 (_xlqdiv): Correct overflow handling.
1154 * config/rs6000/darwin-ldouble-format: New file.
1156 2004-07-30 Roger Sayle <roger@eyesopen.com>
1157 Richard Henderson <rth@redhat.com>
1159 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
1160 9 into the equivalent lea instruction.
1162 2004-07-30 Richard Henderson <rth@redhat.com>
1164 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
1165 with DECL_INITIAL if fb_lvalue.
1166 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
1167 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
1168 with <Cxxx>.
1169 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
1171 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1173 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
1174 pointer escapes through a function call, assume that the
1175 callee will dereference it.
1176 (add_pointed_to_var): Assume that VALUE is always an
1177 ADDR_EXPR.
1178 (collect_points_to_info_r): Only call add_pointed_to_var if
1179 the value is an ADDR_EXPR.
1181 2004-07-30 Diego Novillo <dnovillo@redhat.com>
1183 * tree-ssa-alias.c (create_alias_map_for): Do not get the
1184 alias set of the inner type of ARRAY_TYPEs.
1186 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1188 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
1189 setting a non-register to UNDEFINED right before the call to
1190 set_lattice_value.
1192 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
1194 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
1196 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1198 * tree-ssa.c (verify_flow_sensitive_alias_info): When
1199 comparing points-to sets of different pointers, make sure the
1200 second pointer is actually referenced in the code.
1202 2004-07-29 Zack Weinberg <zack@codesourcery.com>
1204 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
1205 (got_symbolic_operand): Remove unreachable code.
1206 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
1207 setjmp_operand; add entry for tls_symbolic_operand.
1208 * config/ia64/ia64-protos.h: Remove all prototypes of
1209 predicate functions.
1211 2004-07-29 Mark Mitchell <mark@codesourcery.com>
1213 * c-common.h (lang_post_pch_load): New variable.
1214 * c-pch.c (lang_post_pch_load): Define it.
1215 (c_common_read_pch): Use it.
1216 * cgraphunit.c (record_call_1): Give the front end a chance to
1217 record additional needed entities when a variable is marked as
1218 needed.
1219 * tlink.c (recompile_files): Robustify.
1220 (scan_linker_output): If a symbol is assigned to a file,
1221 but after recompilation is not present there, issue an error
1222 message.
1224 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1226 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
1227 Take orig_loop argument and pass it to set_level.
1228 (schedule_sm): Pass the correct orig_loop to force_move_till.
1230 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1232 * cfgloop.c (update_latch_info): Update dominator of the new block.
1233 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
1234 info.
1235 * dominance.c (verify_dominators): Check that the dominance tree is
1236 connected.
1237 (recount_dominator): Ignore unreachable blocks.
1238 (iterate_fix_dominators): Cleanup old dominance information before
1239 recomputing it.
1241 2004-07-29 Diego Novillo <dnovillo@redhat.com>
1243 * tree-ssa-operands.c (get_expr_operands): Revert changes
1244 to ADDR_EXPR processing introduced by:
1245 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1246 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
1248 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
1250 * doc/implement-c.texi: Add C90 subclause references. Point to
1251 preprocessor documentation instead of duplicating it. Add points
1252 only present in C90. Fill in documentation for all points.
1254 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1256 * pa.c (output_movb): Correct typo.
1258 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
1260 * ra.h (single_reg_in_regclass): Declare.
1261 * ra.c (single_reg_in_regclass): Define.
1262 (first_hard_reg): New.
1263 (init_ra): Initialize single_reg_in_regclass.
1264 * ra-colorize.c (ok_class): New.
1265 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
1267 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
1269 * gcov-io.h: Allow zero tag as EOF indicator.
1270 (gcov_is_eof): Remove.
1271 (gcov_truncate): Remove.
1272 * gcov-io.c (gcov_seek): Always SEEK_SET.
1273 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
1274 EOF tag.
1275 * coverage.c (read_counts_file): Don't use gcov_is_eof.
1276 * gcov-dump.c (dump_file): Likewise.
1277 * gcov.c (read_graph_file, read_count_file): Likewise.
1279 * c-decl.c (complete_array_type): Don't gratuitously copy
1280 maxindex. Check it always has a type.
1282 2004-07-29 Steven Bosscher <stevenb@suse.de>
1284 * rtl.c (currently_expanding_to_rtl): New.
1285 * rtl.h (currently_expanding_to_rtl): Export it.
1286 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
1288 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
1289 inliner hack.
1290 * config/sh/sh.c: Replace rtx_equal_function_value_matters
1291 with currently_expanding_to_rtl.
1292 * config/sh/sh.md: Likewise.
1293 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
1295 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1297 Introduce sh2a support.
1298 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
1299 * config.gcc: Build multilibs for sh2a and sh2a-single by
1300 default.
1301 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
1302 default. Split their tests out of the corresponding SH4
1303 multilibs.
1304 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
1305 multilibs for SH2a.
1306 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1307 * config.gcc: Handle sh2a multilibs and cpu selection.
1308 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
1309 * config/sh/t-mlib-sh2a: New.
1310 * config/sh/t-mlib-sh2a-nofpu: New.
1311 * config/sh/t-mlib-sh2a-single: New.
1312 * config/sh/t-mlib-sh2a-single-only: New.
1313 2004-07-09 Nick Clifton <nickc@redhat.com>
1314 Issue 43400
1315 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
1316 -ml and -m2a are used together.
1317 2004-03-23 DJ Delorie <dj@redhat.com>
1318 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
1319 when we have a double-sized FPU.
1320 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1321 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
1322 is set.
1323 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
1324 -msh2a-single and -msh2a-single-only
1325 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
1326 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
1327 is set.
1328 2004-02-20 DJ Delorie <dj@delorie.com>
1329 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
1330 2004-02-20 Fred Fish <fnf@redhat.com>,
1331 Corinna Vinschen <vinschen@redhat.com>
1332 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
1333 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
1334 2004-02-18 DJ Delorie <dj@redhat.com>
1335 * config/sh/sh.c (broken_move): Add support for movi20.
1336 * config/sh/sh.h: Likewise.
1337 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
1338 * config/sh/sh.md (udivsi3_sh2a): New.
1339 (udivsi3): Call it.
1340 (divsi3_sh2a): New.
1341 (divsi3): Call it.
1342 (mul_r): New.
1343 (ashlsi3_sh2a): New.
1344 (ashrsi3_sh2a): New.
1345 (lshrsi3_sh2a): New.
1346 (movsi_i): Disable for sh2a.
1347 (movsi_ie): Add movi20.
1348 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
1349 sh2a, for -m2a-nofpu mode.
1350 2004-02-13 DJ Delorie <dj@redhat.com>
1351 * config/sh/lib1funcs.asm: Handle double vs single better.
1352 * config/sh/sh.h: Likewise.
1353 2004-02-09 DJ Delorie <dj@redhat.com>
1354 * config/sh/crt1.asm: Add support for sh2a.
1355 * config/sh/elf.h: Likewise.
1356 * config/sh/lib1funcs.asm: Likewise.
1357 * config/sh/sh.c: Likewise.
1358 * config/sh/sh.md: Likewise.
1359 * config/sh/sh.h: Likewise.
1360 * config/sh/t-sh: Likewise.
1362 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1364 * config/frv/frv.md (movqi_internal, movhi_internal,
1365 movsi_internal): Add backup alternatives for memory inputs.
1367 2004-07-28 Matt Austern <austern@apple.com>
1369 * config/darwin.c (darwin_one_byte_bool): New global variable.
1370 * config/darwin.h (darwin_one_byte_bool): Declare.
1371 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
1372 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
1373 value of darwin_one_byte_bool.
1374 * doc/invoke.texi: Document -mone-byte-bool flag.
1376 2004-07-28 Eric Christopher <echristo@redhat.com>
1378 * c-common.c (c_common_unsafe_for_reeval): Delete.
1379 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
1380 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
1381 * calls.c (fix_unsafe_tree): Delete.
1382 (expand_call): Delete code which used above.
1383 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
1384 * expr.c (expand_expr_real_1): Ditto.
1385 * fold-const.c (non_lvalue): Ditto.
1386 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1387 (lhd_unsafe_for_reeval): Ditto.
1388 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
1389 * langhooks.h (unsafe_for_reeval): Ditto.
1390 (unsave_expr_now): Adjust comment.
1391 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
1392 (estimate_num_insns_1): Ditto.
1393 * tree-pretty-print.c (dump_generic_node): Ditto.
1394 * tree.c (expr_align): Ditto.
1395 (unsave_expr): Delete.
1396 (unsafe_for_reeval): Ditto.
1397 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
1398 * tree.def (UNSAVE_EXPR): Delete.
1399 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
1401 2004-07-28 Zack Weinberg <zack@codesourcery.com>
1403 * tree.h (enum tls_model): Move ...
1404 * coretypes.h: ... here.
1406 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1408 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
1410 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1412 * cse.c (validate_canon_reg): New function, split out from...
1413 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
1415 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1417 * tree-ssa-alias.c (maybe_create_global_var): Don't just
1418 return if .GLOBAL_VAR has been created.
1420 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1422 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
1423 every variable that may have aliases, not just tags.
1425 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
1427 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
1428 move_from_CR_eq_bit.
1429 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
1432 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
1433 e500_flip_eq_bit.
1435 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
1436 output_e500_flip_eq_bit.
1438 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
1439 output_e500_flip_eq_bit.
1440 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
1441 output_e500_flip_eq_bit.
1442 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
1443 (print_operand): case D. Get to EQ bit.
1445 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
1447 * gcov.c (function_summary): Add missing \n.
1449 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
1451 Introduce sh4a support.
1452 * config.gcc: Handle sh4a multilibs and cpu selection.
1453 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
1454 * config/sh/t-mlib-sh4a: New.
1455 * config/sh/t-mlib-sh4al: New.
1456 * config/sh/t-mlib-sh4a-nofpu: New.
1457 * config/sh/t-mlib-sh4a-single: New.
1458 * config/sh/t-mlib-sh4a-single-only: New.
1459 2004-02-20 DJ Delorie <dj@redhat.com>
1460 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
1461 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
1462 2003-08-22 Eric Christopher <echristo@redhat.com>
1463 * config/sh/sh4a.md: Update for chip errata.
1464 2003-08-07 Eric Christopher <echristo@redhat.com>
1465 * config/sh/sh4a.md: New file. sh4a processor description.
1466 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
1467 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
1468 of -m4a-nofpu.
1469 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
1470 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
1471 * doc/invoke.texi (SH Options): Document -m4al.
1472 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
1473 * config/sh/sh.c (expand_block_move): Remove commented-out code
1474 checked in by mistake.
1475 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
1476 single elements from SFmode vectors.
1477 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
1478 register.
1479 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
1480 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
1481 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
1482 sh_fsca_int2sf): Remove variable declarations.
1483 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1484 sh_fsca_int2sf): New functions.
1485 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
1486 sh_fsca_int2sf_rtx): New static variables.
1487 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
1488 sh_fsca_int2sf): Declare.
1489 * config/sh/sh.md: Adjust.
1490 * doc/invoke.texi (SH Options): Document new options.
1491 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
1492 compatibility from SH4 code.
1493 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
1494 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
1495 early.
1496 (memory_movsrc_operand): Renamed to...
1497 (unaligned_load_operand): ... this. Simplified.
1498 * config/sh/sh.h (PREDICATE_CODES): Adjust.
1499 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
1500 input operand to SImode, and adjust the others. Introduce
1501 post-increment by peephole.
1502 * config/sh/sh.c (expand_block_move): Give the target address the
1503 same mode as the temp reg.
1504 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
1505 copying.
1506 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
1507 Introduce support for SH4a.
1508 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
1509 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
1510 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
1511 sh_fsca_int2sf): New.
1512 (sh_init_builtins): Initialize them.
1513 (print_operand): Support `d'.
1514 (expand_block_move): Use movua if src is misaligned.
1515 (memory_movsrc_operand): New.
1516 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
1517 and one of the SH4 macros.
1518 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
1519 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
1520 SELECT_SH4A_SINGLE): New.
1521 (TARGET_NONE): Add SH4A_BIT.
1522 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
1523 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
1524 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
1525 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
1526 (enum processor_type): Added PROCESSOR_SH4A.
1527 (PREDICATE_CODES): Add memory_movsrc_operand.
1528 * config/sh/sh.md: Removed unused variables.
1529 (attr cpu): Add sh4a.
1530 (attr type): Add movua, fsrra and fsca.
1531 (prefetch): New, for SH4.
1532 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
1533 (toggle_sz): Set type to fp.
1534 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
1535 (movua, extv, extzv): New.
1536 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
1537 and 4a-single-only.
1539 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1541 * tree-optimize.c (init_tree_optimization_passes): Schedule
1542 pass_may_alias right after the program is renamed into SSA.
1543 * tree-pass.h (PROP_alias): Define.
1544 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
1545 * tree-sra.c (pass_sra): Likewise.
1546 * tree-ssa-ccp.c (pass_ccp): Likewise.
1547 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
1548 * tree-ssa-dce.c (pass_dce): Likewise.
1549 * tree-ssa-dom.c (pass_dominator): Likewise.
1550 * tree-ssa-dse.c (pass_dse): Likewise.
1551 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
1552 * tree-ssa-loop-ch.c (pass_ch): Likewise.
1553 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
1554 * tree-ssa-pre.c (pass_pre): Likewise.
1555 * tree-tailcall.c (pass_tail_recursion): Likewise.
1556 * tree-ssa.c (pass_redundant_phi): Likewise.
1557 * tree-ssa-alias.c (aliases_computed_p): Remove.
1558 Update all users.
1559 (init_alias_info): Do not mark all type tags for renaming
1560 unconditionally.
1561 Clear may_aliases from every symbol.
1562 (setup_pointers_and_addressables): If a pointer has not been
1563 dereferenced and it had a type tag, clear it and mark the old
1564 tag for renaming.
1566 2004-07-28 Diego Novillo <dnovillo@redhat.com>
1568 PR tree-optimization/16705
1569 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
1570 .GLOBAL_VAR.
1572 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1574 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
1575 check.
1577 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
1578 don't make another one.
1580 PR optimization/15077
1581 * function.h (struct function): Add field saved_static_chain_decl.
1582 Fix comment for static_chain_decl.
1583 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
1584 * tree-inline.h (save_body): Add new arg.
1585 * tree-optimize.c (tree_rest_of_compilation): Handle saving
1586 static_chain_decl.
1588 2004-07-27 Richard Henderson <rth@redhat.com>
1590 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
1591 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
1592 is_gimple_addressable.
1593 * tree-gimple.c (is_gimple_addressable): Rename from
1594 is_gimple_addr_expr_arg; accept INDIRECT_REF.
1595 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
1596 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
1597 rename to is_gimple_addressable.
1599 2004-07-28 Alan Modra <amodra@bigpond.net.au>
1601 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
1603 2004-07-27 Richard Henderson <rth@redhat.com>
1605 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
1606 before rounding.
1608 2004-07-27 Zack Weinberg <zack@codesourcery.com>
1610 * libgcc2.c: Change all conditionals testing
1611 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
1612 * libgcc2.h: Likewise.
1613 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
1614 TYPE_PRECISION of float80_type to 80.
1615 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
1616 of fpreg_type and float80_type to 80.
1617 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
1618 * config/m68k/netbsd-elf.h:
1619 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
1620 to evaluate to 80 whenever they would formerly have evaluated to 96.
1621 * config/i386/sco5.h: Remove unnecessary redefinition of
1622 LONG_DOUBLE_TYPE_SIZE.
1623 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
1624 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
1625 XFmode, with a bitsize of 80. Update commentary.
1626 * config/ia64/ia64-modes.def: Likewise.
1627 * config/m68k/m68k-modes.def: Likewise.
1629 2004-07-27 Steven Bosscher <stevenb@suse.de>
1631 * cfgexpand.c (tree_expand_cfg): Fix comment.
1633 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
1634 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
1635 Remove.
1636 (prepare_function_start): Don't set rtx_equal_function_value_matters.
1637 * integrate.c (copy_rtx_and_substitute): Don't test for it.
1638 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
1639 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
1640 here again. Update leading comment.
1641 * rtl.c (rtx_equal_function_value_matters): Remove.
1642 (rtx_equal_p): Don't test for it.
1643 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
1644 Likewise.
1646 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
1647 * rtl.c (note_insn_name): Likewise.
1648 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
1649 * final.c (final_scan_insn): Likewise.
1651 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
1652 * passes.c (rest_of_handle_eh): Do it here.
1654 * stmt.c (struct nesting): Remove struct nesting block member.
1655 (struct stmt_status): Remove x_block_start_count field.
1656 (current_block_start_count): Remove.
1658 2004-07-27 Brian Booth <bbooth@redhat.com>
1660 * tree-optimize.c (register_one_dump_file): Update condition that uses
1661 static_pass_number.
1662 (dup_pass_1): Replace with...
1663 (next_pass_1): This.
1664 (NEXT_PASS): Call next_pass_1.
1665 (DUP_PASS): Remove.
1666 (init_tree_optimization_passes): Remove uses of DUP_PASS.
1667 (execute_one_pass): Update condition that uses
1668 static_pass_number.
1669 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
1670 integer.
1672 2004-07-27 Nick Clifton <nickc@redhat.com>
1674 * config/m32r/m32r.c: Include integrate.h in order to get the
1675 prototype for get_hard_reg_initial_val().
1677 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
1678 and tidy up indentation.
1679 (final_presence_set): Use absence_set instead, so that if there is
1680 nothing in the "o" pipe the "s" pipe can be scheduled.
1682 2004-07-27 Diego Novillo <dnovillo@redhat.com>
1684 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
1685 don't have PT_VARS nor PT_MALLOC set.
1686 Clear name tag from pointers that have not been dereferenced.
1687 (set_pt_anything, set_pt_malloc): Forward declare.
1688 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
1689 not type compatibility when determining if a pointer can be
1690 copy propagated.
1692 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
1694 * expr.h (canonicalize_condition, get_condition): Add an int argument.
1695 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
1696 it to check whether the condition is still valid at the jump insn.
1697 * ifcvt.c (noce_get_condition): Likewise.
1698 (noce_get_alt_condition): Update call to canonicalize_condition.
1699 * loop-iv.c (simplify_using_initial_values): Update call to
1700 get_condition. Remove FIXME.
1701 (check_simple_exit): Update call to get_condition.
1702 * loop-unswitch.c (may_unswitch_on): Likewise.
1703 * loop.c (check_dbra_loop): Likewise.
1704 (canonicalize_condition, get_condition): Add an argument to say whether
1705 the condition must still be valid at INSN.
1706 (get_condition_for_loop): Update call to get_condition. Require that
1707 the condition be valid at INSN.
1708 * predict.c (estimate_probability): Update call to get_condition.
1709 Remove unused earliest parameter.
1710 (expected_value_to_br_prob): Update call to canonicalize_condition.
1712 2004-07-26 Eric Christopher <echristo@redhat.com>
1714 * tree-dfa.c (add_referenced_var): Register initializers of global
1715 variables.
1717 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
1719 * config/i386/i386.c (function_arg): Always treat 8-
1720 and 16-byte wide vectors the same, even if MMX/SSE
1721 are disabled.
1722 (contains_128bit_aligned_vector_p): Add comment.
1724 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
1726 * ra.h (enum node_type): Rename to:
1727 (enum ra_node_type).
1728 * ra-colorize.c: Likewise.
1730 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1732 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
1733 after simplifying the jump.
1735 2004-06-26 Richard Henderson <rth@redhat.com>
1737 * calls.c (combine_pending_stack_adjustment_and_call): Make
1738 preferred_unit_stack_boundary argument unsigned. Make
1739 unadjusted_alignment unsigned.
1740 (expand_call): Make preferred_stack_boundary and
1741 preferred_unit_stack_boundary variables unsigned.
1742 * function.c (assign_stack_local_1): Make alignment unsigned.
1743 * function.h (struct function): Make stack_alignment_needed,
1744 preferred_stack_boundary unsigned.
1745 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
1746 (ix86_compute_frame_layout): Make stack_alignment_needed,
1747 preferred_alignment variables unsigned.
1748 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
1750 2004-07-26 Tom Tromey <tromey@redhat.com>
1752 * tree.h: Fix typo in comment.
1754 2004-07-26 Daniel Jacobowitz <dan@debian.org>
1756 PR bootstrap/12804
1757 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
1758 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
1759 (ggc_free): Remove incorrect freeing.
1760 (sweep_pages): Advance PP for large pages. Fix indentation.
1762 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
1764 PR rtl-optimization/16643
1765 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
1766 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
1767 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
1768 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
1769 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
1770 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1771 * rtl.h (tracer): Add a flags parameter.
1772 * tracer.c (tracer): Pass it to cfg_layout_initialise.
1773 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
1774 (rest_of_handle_reorder_blocks): Update calls to tracer and
1775 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
1776 (rest_of_handle_tracer): Pass 0 to tracer.
1777 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
1779 2004-07-25 David Edelsohn <edelsohn@gnu.org>
1781 PR target/16239
1782 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
1783 f->f.
1785 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
1787 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
1788 (BINFO_BASE_ACCESS): Adjust.
1789 (BINFO_BASE_ACCESS_APPEND): New.
1790 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
1791 * dbxout.c (dbxout_type): Adjust binfo access accessing.
1792 * dwarf2out.c (gen_member_die): Likewise.
1793 * tree-dump.c (deque_and_dump): Likewise.
1795 2004-07-26 Falk Hueffner <falk@debian.org>
1797 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
1798 costs.
1800 2004-07-25 Roger Sayle <roger@eyesopen.com>
1802 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
1803 value off of the stack if TARGET_USE_FFREEP.
1805 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1807 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
1808 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
1809 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
1810 check on invocation of XRESIZEVEC ().
1812 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1814 * c-common.c (disable_builtin_function): Rename variable n to
1815 new_disabled_builtin.
1816 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
1817 Rename local variable old to old_decl.
1818 * gensupport.c (shift_output_template): Rename parameter old to src.
1819 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
1820 old_rtx and newx to new_rtx.
1822 2004-07-26 Bernardo Innocenti <bernie@develer.com>
1824 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
1825 of c-pragma.h.
1826 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
1827 enum cpp_ttype.
1828 * c-lex.c: Likewise.
1830 2004-07-25 Roger Sayle <roger@eyesopen.com>
1832 * fold-const.c (constant_boolean_node): Make extern.
1833 (make_range): Wrap long lines.
1834 (fold_cond_expr_with_comparison): Remove unnecessary call to
1835 pedantic_non_lvalue. Add missing calls to fold_convert.
1836 (fold_truthop): Add missing calls to fold_convert.
1837 (fold): Likewise.
1838 * tree.h (constant_boolean_node): Add prototype here.
1839 * builtins.c (expand_builtin_strncmp): Add missing calls to
1840 fold_convert.
1841 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
1842 Call fold_convert and constant_boolean_node to correct types.
1843 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
1844 missing call to fold_convert to correct types.
1846 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
1847 Brian Ryner <bryner@brianryner.com>
1849 PR c++/9283
1850 PR c++/15000
1851 * c-common.c (c_common_attribute_table): Allow
1852 handle_visibility_attribute to be called for types.
1853 (handle_visibility_attribute) When given a type, set the visibility
1854 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
1855 so that we can check later whether the attribute was present. Added
1856 warning if attribute applied to non class type.
1857 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
1858 decls and checking that they are consistent.
1859 * common.opt: Added -fvisibility.
1860 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
1861 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
1862 * flags.h, tree.h: Added assorted support defines for overall patch
1863 * opts.c: Added parsing support for -fvisibility.
1864 * tree.c (build_decl): Set visibility for all decls to be whatever
1865 is in force at that time.
1866 * varasm.c (default_binds_local_p_1): Reworked logic determining
1867 when to make a symbol locally bound.
1868 * doc/invoke.texi: Added documentation for -fvisibility and
1869 -fvisibility-inlines-hidden.
1871 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1873 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
1874 * c-common.c: Add missing casts from void * to other types.
1875 * c-decl.c: Likewise.
1876 * c-format.c: Likewise.
1877 * c-lex.c: Likewise.
1878 * c-pragma.c: Likewise.
1879 * c-typeck.c: Likewise.
1880 * defaults.h: Likewise.
1881 * genconstants.c: Likewise.
1882 * gengtype-lex.l: Likewise.
1883 * genmodes.c: Likewise.
1884 * read-rtl.c: Likewise.
1885 * rtl.c: Likewise.
1887 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1889 * bitmap.c: Use type-safe memory allocation macros from libiberty.
1890 * c-common.c: Likewise.
1891 * c-decl.c: Likewise.
1892 * c-lang.c: Likewise.
1893 * c-lex.c: Likewise.
1894 * c-opts.c: Likewise.
1895 * c-parse.in: Likewise.
1896 * c-typeck.c: Likewise.
1897 * genconditions.c: Likewise.
1898 * gengtype-lex.l: Likewise.
1899 * gengtype-yacc.y: Likewise.
1900 * gengtype.c: Likewise.
1901 * genmodes.c: Likewise.
1902 * gensupport.c: Likewise.
1903 * read-rtl.c: Likewise.
1904 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1905 htab_find_slot().
1907 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1909 * c-decl.c (groktypename, groktypename_in_param_context): Rename
1910 variable typename to type_name.
1911 * c-lex.c (interpret_float): Likewise.
1913 2004-07-25 Roger Sayle <roger@eyesopen.com>
1915 * convert.c (convert_to_real, convert_to_integer,
1916 convert_to_complex): Replace calls to build with calls to buildN.
1917 * coverage.c (tree_coverage_counter_ref): Likewise.
1918 * dojump.c (do_jump): Likewise.
1919 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1920 * emit-rtl.c (component_ref_for_mem_expr,
1921 set_mem_attributes_minus_bitpos): Likewise.
1922 * explow.c (update_nonlocal_goto_save_area): Likewise.
1923 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1924 expand_mult_add): Likewise.
1925 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1926 store_constructor, get_inner_reference, expand_expr_real_1,
1927 try_casesi, try_tablejump): Likewise.
1928 * function.c (expand_function_start): Likewise.
1929 * stmt.c (emit_case_bit_tests, expand_end_case_type,
1930 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1931 * stor-layout.c (place_union_field, layout_type): Likewise.
1932 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1933 * varasm.c (copy_constant): Likewise.
1935 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1937 * c-common.c: Rename all identifiers named `new'.
1938 * c-decl.c: Likewise.
1939 * gensupport.c: Likewise.
1940 * simplify-rtx.c: Likewise.
1941 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1942 with XNEW().
1943 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1944 with XNEWVEC().
1946 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
1948 PR c/15360
1949 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1950 declarations until after calling pushdecl.
1951 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1952 "extern" and not on whether the declaration is initialized.
1954 2004-07-25 Daniel Jacobowitz <dan@debian.org>
1956 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1957 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1958 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1959 "cpplib.h", "c-pragma.h", "c-common.h".
1960 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1961 (solaris_register_pragmas): New functions.
1962 * config/sol2-protos.h: New file.
1963 * config/sol2.c: New file.
1964 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1965 (REGISTER_TARGET_PRAGMAS): New macros.
1966 (solaris_pending_aligns, solaris_pending_inits)
1967 (solaris_pending_finis): New variables.
1968 * config/t-sol2 (sol2-c.o): Update dependencies.
1969 (sol2.o): New rule.
1970 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1971 SUBTARGET_INSERT_ATTRIBUTES.
1972 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1973 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1974 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1975 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1976 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1977 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1978 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1979 * config/sparc/sparc.c (sparc_attribute_table): New.
1980 (TARGET_INSERT_ATTRIBUTES): Define in terms of
1981 SUBTARGET_INSERT_ATTRIBUTES.
1982 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1983 is defined.
1984 * doc/extend.texi (Solaris Pragmas): New section.
1986 2004-07-25 Bernardo Innocenti <bernie@develer.com>
1988 * c-common.c: Rename all identifiers named `class' to `cl'.
1989 * c-common.h: Likewise.
1990 * c-parse.in: Likewise.
1991 * c-typeck.c: Likewise.
1992 * genmodes.c: Likewise.
1993 * real.c: Likewise.
1994 * real.h: Likewise.
1995 * recog.c: Likewise.
1996 * recog.h: Likewise.
1997 * regrename.c: Likewise.
1998 * tree.h: Likewise.
1999 * c-common.c (builtin_function_2): Change type of 5th parameter from
2000 int to enum built_in_function. Change type of 8th parameter from int
2001 to bool.
2002 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
2003 with GGC_CNEW().
2004 * c-typeck.c (convert_arguments): Change type of formal_prec from
2005 int to unsigned int.
2006 * genmodes.c (blank_mode): Make a few negative constants unsigned.
2007 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
2008 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
2009 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
2010 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
2011 iterator to for_all_modes () instead of an enum because enums can't
2012 be incremented in C++.
2015 2004-07-25 Daniel Jacobowitz <dan@debian.org>
2017 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
2018 hard registers.
2020 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2022 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
2023 Handle ARRAY_RANGE_REF like ARRAY_REF.
2025 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
2027 * c-typeck.c (digest_init): Don't allow arrays of signed or
2028 unsigned variants of wchar_t to be initialized by wide string
2029 constants. Do allow arrays of enumerated types compatible with
2030 wchar_t to be initialized by wide string constants. Refine tests
2031 distinguishing wide and narrow strings and arrays. Give specific
2032 error for arrays of other integer types initialized by string
2033 constants.
2034 (output_init_element, process_init_element): Check for
2035 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
2036 initializing with string constants.
2038 2004-07-25 Richard Henderson <rth@redhat.com>
2040 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
2041 on the RESULT_DECL.
2042 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
2043 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
2044 DECL_IGNORED_P to new decl.
2046 2004-07-24 Zack Weinberg <zack@codesourcery.com>
2048 * config/ia64/ia64.c (general_xfmode_operand)
2049 (destination_xfmode_operand): Delete.
2050 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
2051 * config/ia64/ia64.md (*movxf_internal): Use general_operand
2052 and destination_operand.
2054 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2056 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
2057 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
2059 2004-07-24 Alexander Kabaev <kan@freebsd.org>
2060 Zack Weinberg <zack@codesourcery.com
2062 PR 16684
2063 * c-decl.c (diagnose_mismatched_decls): Don't issue a
2064 redundant-declaration warning the first time a builtin is
2065 declared explicitly.
2067 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2069 * tree.h (staticp): Change return type to bool.
2071 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2073 * c-common.c (c_staticp): Last episode of the staticp saga.
2075 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2077 * c-common.h (c_staticp): Change return type from int to bool.
2078 * tree.c (staticp): Likewise.
2079 * langhooks.h (staticp): Likewise.
2081 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2083 * langhooks-def.h (lhd_staticp): Change return type from int to
2084 bool in prototype to match definition.
2086 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2088 * system.h (bool, true, false): Don't redefine as preprocessor macros
2089 in C++.
2091 2004-07-24 Roger Sayle <roger@eyesopen.com>
2093 * expmed.c (init_expmed): A signed modulus by a power of two is
2094 considered cheap if its less than or equal to four instructions.
2096 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2098 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
2099 GGC_CNEWVAR): New macros.
2101 2004-07-25 Bernardo Innocenti <bernie@develer.com>
2103 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
2104 lists.
2105 * c-decl.c: Likewise.
2106 * c-format.c: Likewise.
2107 * c-lex.c: Likewise.
2108 * c-opts.c: Likewise.
2109 * c-pragma.c: Likewise.
2110 * c-typeck.c: Likewise.
2111 * gencheck.c: Likewise.
2112 * genconditions.c: Likewise.
2113 * genconfig.c: Likewise.
2114 * genflags.c: Likewise.
2115 * gengtype.c: Likewise.
2116 * gensupport.c: Likewise.
2117 * ggc-none.c: Likewise.
2118 * langhooks.c: Likewise.
2119 * statistics.h: Likewise.
2120 * stub-objc.c: Likewise.
2121 * java/decl.c: Likewise.
2123 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
2125 * config/m68k/m68k.c (output_scc_di): Fix coding style.
2126 (symbolic_operand): Fix prototype.
2127 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
2128 * config/m68k/m68k.md: Add constants for registers a0 and sp and
2129 use them, change from the "{...}" syntax to the simpler {...}
2130 syntax.
2131 (*cfv4_extendqisi2): Fix destination predicate.
2132 * config/m68k/m68k-protos.h: Remove various declarations also
2133 generated via PREDICATE_CODES.
2135 2004-07-23 Mike Stump <mrs@apple.com>
2137 * c-typeck.c (convert_for_assignment): Tightened up pointer
2138 converstions that differ in signedness.
2140 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2142 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
2144 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2146 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
2147 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
2149 * gimplify.c (gimplify_compound_lval): Check for no handled
2150 operations, rather than checking for explicit list of nodes.
2151 (is_gimple_addr_expr_arg_or_indirect): New function.
2152 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
2153 redundant setting of TREE_INVARIANT.
2154 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
2155 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
2157 2004-07-23 Diego Novillo <dnovillo@redhat.com>
2159 PR tree-optimization/16688
2160 PR tree-optimization/16689
2161 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
2162 unnecessary initialization of 'tag'.
2163 (get_tmt_for): Check that the new type tag has the same alias
2164 set as the pointed-to type.
2165 (group_aliases): Only regular variables need to be removed
2166 from the alias set of a name tag.
2167 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
2168 propagation if the two types are not compatible.
2169 (merge_alias_info): Rename from replace_ssa_names_ann.
2170 Add more checking.
2171 (replace_exp_1): If both arguments are SSA_NAMEs, check that
2172 the propagation can be done.
2173 Only call merge_alias_info on pointers.
2174 (propagate_value): Likewise.
2175 * tree-ssa-copyrename.c: Include langhooks.h.
2176 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
2177 to do the merging.
2178 Do not coalesce variables with incompatible types.
2179 (rename_ssa_copies): Call replace_ssa_name_symbol.
2180 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
2181 the same type as the underlying _DECL.
2182 * tree-ssanames.c (replace_ssa_name_symbol): New function.
2183 * tree.h (replace_ssa_name_symbol): Declare.
2185 2004-07-23 Richard Henderson <rth@redhat.com>
2187 PR c++/16277
2188 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
2189 unshare it properly.
2190 (gimplify_modify_expr_rhs): Push assignment from a conditional into
2191 the conditional for all non-register types.
2193 2004-07-23 Richard Henderson <rth@redhat.com>
2195 * expr.c (expand_expr_real_1): Don't handle non-local variables.
2196 * expr.h (fix_lexical_addr): Remove.
2197 * function.c (NEED_SEPARATE_AP): Remove.
2198 (fix_lexical_addr): Remove.
2199 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
2200 not null decl_function_context.
2201 (create_alias_vars): Likewise.
2202 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
2203 (simple_goto_p): Likewise.
2204 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
2205 * tree-ssa-ccp.c (get_default_value): Likewise.
2206 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2207 * tree.c (needs_to_live_in_memory): Likewise.
2208 * tree-flow-inline.h (may_be_aliased): Move...
2209 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
2210 when TREE_STATIC variables may be addressable.
2212 2004-07-24 Jakub Jelinek <jakub@redhat.com>
2214 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
2216 2004-07-23 Zack Weinberg <zack@codesourcery.com>
2218 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
2219 bitmap contents if GENERATOR_FILE is defined.
2220 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
2221 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
2223 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
2225 * c-decl.c (start_function): Form composite type of function types
2226 rather than copying type from previous prototype declaration.
2228 2004-07-23 Janis Johnson <janis187@us.ibm.com>
2230 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
2231 the const qualifier for the second argument in the C++ functions.
2233 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
2234 specific pointer types.
2236 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
2237 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
2238 for vector bool and/or vector pixel, add C++ and C missing support.
2239 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
2240 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
2241 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
2242 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
2243 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
2244 missing C++ and C support for vector bool and/or vector pixel.
2245 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
2246 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
2247 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
2248 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
2249 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
2250 C++ and C types used for vector bool and/or vector pixel.
2251 (vec_st, vec_stl): Add C++ support for vector pixel.
2252 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
2253 (vec_all_ne): Add C++ support for vector pixel.
2255 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
2256 (vec_vmulesb): Add missing C++ function.
2257 (vec_perm): Fix type of third argument in C++ function.
2258 (vec_vsum4shs): Fix C++ function name.
2259 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
2260 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
2261 argument passed to the error handler in C macro.
2262 (vec_nmsub): Remove extra parens around argument names in C macro.
2263 (vec_packpx): Add missing parens in C macro.
2265 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2267 * machmode.def: Remove vector modes.
2268 * config/alpha/alpha-modes.def: Add supported vector modes.
2269 * config/arm/arm-modes.def: Likewise.
2270 * config/frv/frv-modes.def: Likewise.
2271 * config/i386/i386-modes.def: Likewise.
2272 * config/rs6000/rs6000-modes.def: Likewise.
2273 * config/sh/sh-modes.def: Likewise.
2275 2004-07-23 Matthias Klose <doko@debian.org>
2277 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
2278 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
2279 * config.h: Regenerate.
2280 * configure: Likewise.
2282 2004-07-22 Mark Mitchell <mark@codesourcery.com>
2284 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
2285 generated SYMBOL_REFs for labels.
2286 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
2287 Change prototype.
2288 (machopic_stub_name): Remove.
2289 (machopic_indirection_name): New function.
2290 (machopic_mcount_stub_name): Likewise.
2291 (machopic_classify_name): Remove.
2292 (machopic_function_base_sym): New function.
2293 (machpoic_classify_symbol): Likewise.
2294 (machopic_classify_ident): Remove.
2295 (machopic_define_ident): Likewise.
2296 (machopic_define_name): Likewise.
2297 (machopic_name_defined_p): Likewise.
2298 (machopic_ident_defined_p): Likewise.
2299 (darwin_strip_name_encoding): Likewise.
2300 (machopic_define_symbol): New function.
2301 * config/darwin.c (hashtab.h): Include.
2302 (machopic_defined_list): Remove.
2303 (machopic_classify_ident): Likewise.
2304 (machopic_classify_name): Likewise.
2305 (machopic_ident_defined_p): Likewise.
2306 (machopic_define_ident): Likewise.
2307 (machopic_define_name): Likewise.
2308 (machopic_symbol_defined_p): New function.
2309 (machopic_classify_symbol): Likewise.
2310 (machopic_data_defined_p): Use machopic_classify_symbol.
2311 (machopic_define_symbol): New function.
2312 (machopic_function_base_sym): New function.
2313 (machopic_non_lazy_pointers): Remove.
2314 (machopic_non_lazy_ptr_name): Likewise.
2315 (machopic_stubs): Likewise.
2316 (machopic_stub_name): Likewise.
2317 (NON_LAZY_POINTER_SUFFIX): New macro.
2318 (STUB_SUFFIX): Likewise.
2319 (machopic_indirection): New structure.
2320 (machopic_indirections): New variable.
2321 (machopic_indirection_hash): New function.
2322 (machopic_indirection_eq): Likewise.
2323 (machopic_indirection_name): Likewise.
2324 (machopic_mcount_stub_name): New function.
2325 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
2326 hash table.
2327 (machopic_indirect_data_reference): Rework to use new functions.
2328 (machopic_indirect_call_target): Likewise.
2329 (machopic_legitimize_pic_address): Likewise.
2330 (machopic_output_indirection): New function.
2331 (machopic_finish): Use it.
2332 (machopic_operand_p): Rework to use new functions.
2333 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
2334 (darwin_strip_name_encoding): Remove.
2335 (update_non_lazy_ptrs): Remove.
2336 (update_stubs): Likewise.
2337 (darwin_non_lazy_pcrel): Use new functions.
2338 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
2339 (ASM_OUTPUT_LABELREF): Likewise.
2340 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2341 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
2342 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
2343 (TARGET_STRIP_NAME_ENCODING): Do not use
2344 darwin_strip_name_encoding.
2345 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
2346 darwin_strip_name_encoding.
2347 * config/i386/darwin.h (FUNCTION_PROFILER): Use
2348 machopic_mcount_stub_name.
2349 * config/i386/i386.c (x86_output_mi_thunk): Use
2350 machopic_indirection_name, not machopic_stub_name.
2351 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
2352 machopic_function_base_sym.
2353 (print_operand): Use machopic_classify_symbol.
2354 (rs6000_emit_prologue): Use machopic_function_base_sym.
2355 (output_profile_hook): Do not use machopic_stub_name.
2356 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
2358 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2360 PR c/7284
2361 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
2362 as multiplication.
2364 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2366 * doc/implement-c.texi: New file.
2367 * doc/extend.texi (C Implementation): Move to there.
2368 * doc/gcc.texi: Include implement-c.texi.
2369 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
2371 2004-07-22 Jason Merrill <jason@redhat.com>
2373 * integrate.c (copy_decl_for_inlining): Remove invisible reference
2374 handling.
2375 * tree-inline.c (setup_one_parameter): Likewise.
2377 2004-07-22 Brian Booth <bbooth@redhat.com>
2379 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
2380 (substitute_and_fold): Propigate into VUSE operands when possible.
2381 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
2382 (cp_lattice_meet): Handle merging of latticevalues when
2383 UNKNOWN_VAL is present.
2384 (visit_stmt): Visit assignments with V_MUST_DEFs.
2385 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
2386 (ccp_fold): Deal with RHS' that are constant and virtual.
2387 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
2388 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
2389 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
2390 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
2391 computing immediate uses.
2392 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
2393 transition.
2394 (replace_vuse_in): New function.
2395 (likely_value): Add check of vuse operands.
2396 (get_default_value): Set the default value of virtually defined
2397 variables to UKNOWN_VAL instead of VARYING.
2399 2004-07-22 Richard Henderson <rth@redhat.com>
2401 * expr.c (emit_push_insn): Don't use set_mem_attributes.
2403 2004-07-22 Richard Henderson <rth@redhat.com>
2405 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
2406 variables due to conditional compilation.
2408 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2410 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
2411 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
2412 Release SSA names that have been re-renamed.
2413 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
2414 variable.
2415 * tree-ssa-alias.c (init_alias_info): If aliases have been
2416 computed before, clear existing alias information.
2417 (create_name_tags): Do no fixup PT_ANYTHING pointers.
2418 If the new name tag for a pointer is different than the one it
2419 had before, mark the old tag for renaming.
2420 (replace_may_alias): New function.
2421 (group_aliases): Call it.
2422 (setup_pointers_and_addressables): Always call get_tmt_for.
2423 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
2424 once.
2425 (set_pt_anything): New local function.
2426 (set_pt_malloc): New local function.
2427 (merge_pointed_to_info): Don't merge pointed-to variables from
2428 the original pointer if the destination is pointing to an
2429 unknown location.
2430 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
2431 (add_pointed_to_var): Do not add a variable to the points-to
2432 set if the pointer is already pointing to anywhere.
2433 (collect_points_to_info_r): If the defining statement is a PHI
2434 node, only merge pointed-to information if the argument has
2435 already been visited.
2436 (get_tmt_for): Only create a new tag if the pointer didn't
2437 have one already.
2438 (dump_alias_info): Emit more information.
2439 (dump_points_to_info_for): Likewise.
2440 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
2441 try to get the annotation of an SSA_NAME.
2442 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
2443 alias sets when checking is enabled.
2444 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
2445 (eliminate): Mark basic blocks that will need
2446 EH information cleaned up.
2447 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
2448 predecessor.
2449 Initialize need_eh_cleanup.
2450 (fini_pre): Call tree_purge_all_dead_eh_edges and
2451 cleanup_tree_cfg if needed.
2452 Free need_eh_cleanup.
2453 * tree-ssa.c (verify_ssa_name): New function.
2454 (verify_def): Call it.
2455 Re-arrange to avoid printing too many error messages.
2456 (verify_use): Likewise.
2457 (verify_phi_args): Likewise.
2458 (verify_flow_insensitive_alias_info): New function.
2459 (verify_flow_sensitive_alias_info): New function.
2460 (verify_alias_info): New function.
2461 (verify_ssa): Call verify_alias_info.
2462 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
2463 program.
2464 Re-arrange to avoid printing too many error messages.
2465 * tree-ssanames.c (make_ssa_name): Clear
2466 SSA_NAME_IN_FREE_LIST.
2467 (release_ssa_name): Never release a default definition.
2468 (release_defs): New function.
2469 * tree.h: Declare it.
2470 * tree-ssa-dce.c (remove_dead_stmt): Call it.
2472 2004-07-22 Diego Novillo <dnovillo@redhat.com>
2474 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
2475 If true, do a depth-first search. Do a breadht-first search,
2476 otherwise.
2477 (walk_use_def_chains): Add new argument IS_DFS.
2478 Update all users.
2479 * tree-flow.h (walk_use_def_chains): Update prototype.
2481 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
2483 * config/cris/cris.md: Tweak formatting.
2484 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
2485 (mover2side, moverside, movemside, movei, op3, andu): Replace
2486 live define_peephole:s with define_peephole2 near-equivalents.
2487 Delete the rest.
2488 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
2489 word-size modes.
2490 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
2491 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
2492 "*mov_sidesi_mem" respectively.
2494 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
2496 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
2497 (gimplify_build1): Move from tree-complex.c do_unop.
2498 (gimplify_build2): Move from tree-complex.c do_binop.
2499 (gimplify_build3): New.
2500 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
2501 Adjust throughout to call the functions above.
2502 * tree-flow.h: Declare the functions above.
2503 * tree-nested.c (gimplify_val): Rename to...
2504 (tsi_gimplify_val): ... this.
2506 * Makefile.in (tree_complex.o): Update dependencies.
2507 (stor-layout.o): Depend on regs.h.
2508 * c-common.c (handle_vector_size_attribute): Update for
2509 vector types without corresponding vector modes.
2510 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
2511 a corresponding vector mode is not available.
2512 * print-tree.c (print_node): Print nunits for vector types
2513 * regclass.c (have_regs_of_mode): New.
2514 (init_reg_sets_1): Initialize it and use it instead
2515 of allocatable_regs_of_mode.
2516 * regs.h (have_regs_of_mode): Declare it.
2517 * stor-layout.c (layout_type): Pick a mode for vector types.
2518 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
2519 build_replicated_const, do_unop, do_binop, do_plus_minus,
2520 do_negate, expand_vector_piecewise, expand_vector_parallel,
2521 expand_vector_addition, expand_vector_operations_1,
2522 expand_vector_operations, tree_lower_operations,
2523 pass_lower_vector_ssa, pass_pre_expand): New.
2524 (expand_complex_operations, pass_lower_complex): Remove.
2525 * tree-optimize.c (init_tree_optimization_passes): Adjust
2526 pass ordering for changes in tree-complex.c.
2527 * tree-pass.h: Declare new passes.
2528 * tree.c (finish_vector_type): Remove.
2529 (make_vector_type): New.
2530 (build_vector_type_for_mode, build_vector_type): Rewritten.
2531 * tree.def (VECTOR_TYPE): Document where the number of
2532 subparts is stored.
2533 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
2534 (make_vector): Remove declaration.
2536 2004-07-21 Richard Henderson <rth@redhat.com>
2538 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
2539 TREE_THIS_VOLATILE, may_aliases, or optimization level.
2540 (remove_useless_vars): Dump debugging info.
2541 (expand_used_vars): Move ...
2542 * cfgexpand.c (expand_used_vars): ... here. Make static.
2543 * tree-flow-inline.h (set_is_used): New.
2544 (set_default_def): Use get_var_ann.
2545 * tree-flow.h: Update decls.
2546 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
2547 (create_ssa_var_map): Use it.
2548 * tree-ssa.c (set_is_used): Remove.
2550 2004-07-22 Ben Elliston <bje@au.ibm.com>
2552 * gdbinit.in: Set a breakpoint on internal_error.
2554 2004-07-21 Richard Henderson <rth@redhat.com>
2556 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
2557 to create a new basic block.
2559 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2561 PR c/15052
2562 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
2563 return type on function definitions. Move other warnings for
2564 qualified return type to -Wreturn-type. Do not condition any such
2565 warnings on -pedantic. Update comments.
2566 (start_function): Only copy function type from previous prototype
2567 declaration if return types are compatible.
2568 * c-typeck.c (function_types_compatible_p): Don't condition
2569 warning for incompatibility of volatile qualifiers on the return
2570 type on -pedantic. Update comment.
2571 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
2573 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2575 * c-typeck.c (set_init_index): Require designator to be of integer
2576 type.
2578 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
2580 PR c/11250
2581 * c-parse.in (init): Change to exprtype.
2582 (primary): Set original_code for STRING to STRING_CST.
2583 Call maybe_warn_string_init for compound literals.
2584 (initdcl, notype_initdcl): Call maybe_warn_string_init.
2585 (initval): Update.
2586 * c-tree.h (maybe_warn_string_init): New.
2587 (pop_init_level, process_init_element): Use struct c_expr.
2588 (struct c_expr): Update comment.
2589 * c-typeck.c (maybe_warn_string_init): New function.
2590 (digest_init): Call it. Additional parameter strict_string. All
2591 callers changed.
2592 (output_init_element): Likewise.
2593 (struct constructor_stack): Use struct c_expr for
2594 replacement_value.
2595 (really_start_incremental_init, push_init_level): Update.
2596 (pop_init_level): Update. Return struct c_expr.
2597 (process_init_level): Update. Take struct c_expr argument.
2599 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
2601 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
2602 commit.
2604 2004-07-21 Eric Christopher <echristo@redhat.com>
2606 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
2607 removal.
2608 * c-decl.c (pop_scope): Ditto.
2609 * calls.c (expand_call): Remove call to current_nesting_level,
2610 update comment accordingly. Remove calls to expand_start_target_temps
2611 and expand_end_target_temps.
2612 * cfgexpand.c (construct_init_block): Remove call to
2613 expand_start_bindings_and_block.
2614 (construct_exit_block): Remove call to expand_end_bindings.
2615 * expr.c (safe_from_p): Remove BIND_EXPR handling.
2616 (expand_expr_real_1): Ditto. Fix formatting.
2617 (expand_vars): Delete.
2618 * stmt.c (POPSTACK): Remove block_stack.
2619 (stmt_status): Remove x_block_stack.
2620 (block_stack): Delete.
2621 (expand_start_bindings_and_block): Ditto.
2622 (expand_start_target_temps): Ditto.
2623 (expand_end_target_temps): Ditto.
2624 (current_nesting_level): Ditto.
2625 (warn_about_unused_variables): Ditto.
2626 (expand_end_bindings): Ditto.
2627 * tree.h: Remove declarations for above.
2629 2004-07-21 Steven Bosscher <stevenb@suse.de>
2631 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
2632 * rtl.c (note_insn_name): Likewise.
2633 * print-rtl.c (print_rtx): Don't print it.
2634 * cfgrtl.h (can_delete_note_p): Don't handle it.
2635 (rtl_delete_block): Likewise.
2636 * passes.c (rest_of_handle_guess_branch_prob): Remove.
2637 (rest_of_compilation): Don't call it.
2638 * predict.c (process_note_predictions, process_note_prediction,
2639 note_prediction_to_br_prob): Remove.
2640 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
2641 * stmt.c (return_prediction): Remove.
2642 (expand_value_return): Don't call it. Don't add prediction
2643 notes for return statements.
2645 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
2647 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
2648 once.
2650 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
2652 * c-common.c (vector_types_convertible_p): Use vector types'
2653 TYPE_SIZE and TREE_TYPE instead of their mode.
2654 * convert.c (convert_to_integer): Likewise.
2655 (convert_to_vector): Likewise.
2656 * fold-const.c (fold_convert): Likewise.
2657 * varasm.c (output_constant): Likewise.
2658 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
2659 Allow a VECTOR_TYPE initializer to be made of several vectors.
2660 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
2661 of cleared and need_to_clear, and use fold_convert.
2662 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
2663 integer vectors.
2665 2004-07-20 Richard Henderson <rth@redhat.com>
2667 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
2668 (expand_gimple_basic_block): out from here. Renamed from expand_block.
2670 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
2672 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
2673 enormous cost if not TARGET_HARD_MUL.
2675 2004-07-20 Andrew Pinski <apinski@apple.com>
2677 PR target/16557
2678 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
2679 (ASM_SPEC): here.
2681 2004-07-21 Paul brook <paul@codesourcery.com>
2683 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
2685 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2687 * fold-const.c (operand_equal_p): Temporarily support NULL args.
2688 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
2689 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
2691 2004-07-20 Zack Weinberg <zack@codesourcery.com>
2693 * rtl.h (plus_constant): Delete.
2694 (plus_constant_wide): Rename to plus_constant.
2695 (plus_constant_for_output_wide): Delete vestigial prototype.
2696 (GEN_INT): Remove unnecessary cast.
2697 * tree.h (build_int_2, size_int_type): Delete.
2698 (build_int_2_wide): Rename to build_int_2.
2699 (size_int_wide): Rename to size_int_kind.
2700 (size_int_type_wide): Rename to size_int_type.
2701 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
2702 Remove unnecessary cast.
2703 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
2704 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
2705 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
2706 (size_int_type_wide): Rename size_int_type.
2707 (int_const_binop): Use size_int_type.
2708 * c-lex.c (interpret_integer): Use build_int_2.
2709 * final.c (split_double): Remove unnecessary casts.
2710 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
2712 2004-07-20 Richard Henderson <rth@redhat.com>
2714 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
2715 (gimplify_compound_lval): Use is_gimple_tmp_reg.
2716 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
2717 (is_gimple_tmp_reg): New.
2718 * tree-gimple.h (is_gimple_tmp_reg): Declare.
2720 2004-07-20 Richard Henderson <rth@redhat.com>
2722 * tree-pretty-print.c (dump_generic_node): Dump
2723 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
2725 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
2727 * tree-mudflap.c (mf_set_options_fndecl): New tree.
2728 (mudflap_init): Set it.
2729 (mudflap_register_call): Remove __mf_init call.
2730 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
2731 to pass "-ignore-reads" option to libmudflap if needed.
2733 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
2735 PR c++/14607
2736 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
2737 (MAKE_DECL_ONE_ONLY): Undefine.
2738 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
2739 readonly_data, one_only_data_section, forget_section): New prototypes.
2740 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
2741 functions.
2742 (pa_select_section): Add one-only (COMDAT) support.
2743 * pa.h (struct machine_function): Define.
2744 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
2745 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
2746 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2747 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2748 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
2749 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
2750 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
2751 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2752 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
2753 for EXTRA_SECTION_FUNCTIONS.
2754 * doc/install.texi: Update binutils requirements.
2756 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2758 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
2759 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
2760 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
2761 size_t.
2762 (struct VEC): Use unsigned for num and alloc.
2763 * vec.c (struct vec_prefix): Likewise.
2764 (vec_o_reserve): Adjust.
2766 * dbxout.c (dbxout_type): Fix printf format.
2768 * tree.h (binfo_member): Remove.
2769 * tree.c (binfo_member): Remove.
2771 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
2773 * tree.h: Include vec.h
2774 (DEF_VEC_P(tree)): New type.
2775 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
2776 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
2777 (BINFO_LANG_SLOT): Remove.
2778 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
2779 (struct tree_binfo): Turn base_binfos into a trailing
2780 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
2781 (binfo_lang_slots): Remove.
2782 * tree.c (binfo_lang_slots): Remove.
2783 (make_tree_binfo_stat): Take a base binfo count, not a
2784 lang slot count. Adjust.
2785 * Makefile.in (TREE_H): Add vec.h
2786 * alias.c (record_component_aliases): Adjust BINFO access.
2787 * dbxout.c (dbxout_type): Likewise.
2788 * dwarf2out.c (gen_member_die): Likewise.
2789 * sdbout.c (sdbout_one_type): Likewise.
2790 * tree-dump.c (deque_and_dump): Likewise.
2791 * config/i386/i386.c (classify_argument,
2792 contains_128bit_aligned_vector_p): Likewise.
2793 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
2794 * doc/c-tree.texi (Classes): Update BINFO documentation.
2796 2004-07-20 Steven Bosscher <stevenb@suse.de>
2798 * c-common.h (check_case_value): Remove prototype.
2799 (c_add_case_label): Adjust prototype.
2800 * c-common.c (check_case_value): Make static.
2801 (check_case_bounds): New function.
2802 (c_add_case_label): Use it. Take new argument orig_type.
2803 * c-typeck.c (struct c_switch): New orig_type field.
2804 (c_start_case): Set it.
2805 (do_case): Pass it to c_add_case_label.
2806 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
2807 cases from here. Add the labels in reverse order.
2808 * stmt.c (struct case_node): Adjust comment. Remove balance field.
2809 (add_case_node): Return nothing, don't check for duplicate cases.
2810 Insert new case nodes in a list, not in an AVL tree.
2811 (expand_end_case_type): Don't turn a case tree into a case list.
2812 (case_tree2list): Remove.
2813 * tree.h (add_case_node): Adjust prototype.
2815 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
2817 * genattr.c (struct range, struct function_unit,
2818 write_units, extend_range, init_range): Remove them.
2819 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2820 Output "#define INSN_SCHEDULING" here.
2821 * genattrtab.c (struct range, struct function_unit_op,
2822 struct function_unit, struct dimension, enum operator,
2823 operate_exp, expand_units, simplify_knowing,
2824 encode_units_mask, simplify_by_exploding,
2825 find_and_mark_used_attributes, unmark_used_attributes,
2826 add_values_to_cover, increment_current_value,
2827 test_for_current_value, simplify_with_current_value,
2828 simplify_with_current_value_aux, gen_unit,
2829 write_unit_name, write_function_unit_info,
2830 write_complex_function, write_toplevel_expr,
2831 find_single_value, extend_range): Remove.
2832 (write_attr_get): Do not handle common_av->value
2833 being an FFS.
2834 (struct attr_desc): Remove func_units_p and blockage_p.
2835 (write_attr_valueq): Do not handle them.
2836 (find_attr): Do not clear them.
2837 (make_internal_attr): Do not initialize them.
2838 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
2839 * sched-vis.c (init_target_units, insn_print_units,
2840 init_block_visualization, print_block_visualization,
2841 visualize_scheduled_insns, visualize_no_unit,
2842 visualize_stall_cycles, visualize_alloc,
2843 visualize_free, target_units, get_visual_tbl_length,
2844 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
2845 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
2846 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
2847 * haifa-sched.c (blockage_range, clear_units,
2848 schedule_unit, actual_hazard, potential_hazard,
2849 insn_unit, unit_last_insn, unit_tick,
2850 actual_hazard_this_instance, potential_hazard,
2851 schedule_unit, max_insn_queue_index_value): Remove.
2852 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
2853 max_insn_queue_index.
2854 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
2855 * doc/md.texi (Processor pipeline description): Remove
2856 references to old pipeline descriptions.
2857 (Automaton pipeline description): Merge with the above.
2858 (Old pipeline description, Comparison of the two descriptions):
2859 Remove.
2861 * bt-load.c (migrate_btr_def): Remove references to
2862 use_pipeline_interface.
2863 * haifa-sched.c (insn_cost, schedule_insn,
2864 schedule_block, advance_one_cycle, sched_init,
2865 queue_to_ready, sched_finish): Likewise.
2866 * modulo-sched.c (sms_schedule, advance_one_cycle,
2867 ps_has_conflicts): Likewise.
2868 * sched-rgn.c (init_ready): Likewise.
2869 (debug_dependencies): Likewise, and remove an "if (1)".
2870 * target.h (use_dfa_pipeline_interface): Remove.
2871 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2872 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2873 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2874 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2875 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2876 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2877 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2878 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2879 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2880 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2881 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2882 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2883 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2884 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2885 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2886 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2887 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2888 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2889 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
2891 2004-07-19 Roger Sayle <roger@eyesopen.com>
2893 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
2895 2004-07-19 Jeff Law <law@redhat.com>
2897 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
2898 (get_eq_expr_value): Use it. Simplify slightly.
2900 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
2902 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2903 (umulsidi3_32bit_r4000): Likewise.
2905 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
2907 * vec.h: Propagate location information properly.
2908 (VEC_T_iterate): Add result pointer parameter.
2909 (VEC_T_space): New.
2910 (VEC_T_reserve): Use it.
2912 2004-07-19 Daniel Jacobowitz <dan@debian.org>
2914 * Makefile.in (c-format.o): Depend on c-format.h.
2915 * c-format.h: New file.
2916 (struct format_char_info): Add CHAIN member.
2917 * c-format.c: Move some types and constants to c-format.h.
2918 (format_type_error): Set to -1.
2919 (struct function_format_info): Use an int for format_type.
2920 (decode_format_type): Return an int. Return format_type_error
2921 on error.
2922 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2923 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2924 (scan_char_table, time_char_table, monetary_char_table): Initialize
2925 CHAIN to NULL.
2926 (n_format_types): New variable.
2927 (check_format_info_main): Handle CHAIN in format_char_info.
2928 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2929 TARGET_N_FORMAT_TYPES.
2930 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2931 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2932 * config/sol2-c.c: New file.
2933 * config/t-sol2: New file.
2934 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2935 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2936 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2938 * doc/extend.texi (Target Format Checks): New section.
2939 (Function Attributes): Mention it.
2940 * doc/invoke.texi: Mention target format checks.
2941 * doc/sourcebuild.texi: Mention target format checks.
2942 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2943 TARGET_FORMAT_TYPES.
2945 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
2947 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2948 added.
2949 * config/s390/s390.c (regclass_map initializer): Register 35 added to
2950 ADDR_REGS.
2951 (load_multiple_operation, store_multiple_operation): Removed
2952 pointless sanity check.
2953 (s390_decompose_address): Added check for return_address_pointer_rtx.
2954 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2955 (s390_return_address_offset): New function.
2956 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2957 (FRAME_REGNO_P): Added check for register 35.
2958 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2959 REG_ALLOC_ORDER): Appended entry for register 35.
2960 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2961 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2962 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2963 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2964 is eliminable using stack pointer or hard frame pointer.
2965 (REGISTER_NAMES): Added name for register 35.
2966 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2967 pointless sanity check.
2969 2004-07-19 Roger Sayle <roger@eyesopen.com>
2971 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2972 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2973 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2974 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2975 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2976 (fold_relational_const): Tidy up handling of floating point
2977 comparisons by calling real_compare. Remove tree_expr_nonzero_p
2978 transformation; fold_relational_const assumes constant operands.
2980 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
2982 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2983 directory.
2985 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
2987 * c-tree.h (struct c_expr): Define.
2988 (C_SET_EXP_ORIGINAL_CODE): Remove.
2989 (parser_build_binary_op, build_compound_expr): Update prototypes.
2990 * c-parse.in (%union): Add exprtype.
2991 (FUNC_NAME): Mark as ttype.
2992 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2993 exprtype.
2994 (expr): Update. Define directly in terms of expr_no_commas
2995 instead of using nonnull_exprlist.
2996 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2997 offsetof_member_designator, typespec_nonreserved_nonattr, init,
2998 initval, designator, component_declarator,
2999 component_notype_declarator, enumerator, array_declarator,
3000 condition, exexpr, switch_statement, stmt_nocomp, stmt,
3001 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
3002 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
3003 where appropriate.
3004 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
3005 * c-common.c (c_common_truthvalue_conversion): Don't check
3006 C_EXP_ORIGINAL_CODE.
3007 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
3008 Don't use C_EXP_ORIGINAL_CODE.
3009 (default_conversion, default_function_array_conversion): Don't use
3010 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
3011 (internal_build_compound_expr): Merge into build_compound_expr.
3012 (build_compound_expr): Take two operands instead of a TREE_LIST.
3013 * objc/objc-act.c (get_super_receiver): Update calls to
3014 build_compound_expr.
3016 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
3018 * config/sh/sh.c (sh_use_dfa_interface): Remove.
3019 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
3020 hook_int_void_1.
3021 * config/sh/sh.md: Extract pipeline descriptions
3022 into separate files.
3023 * config/sh/sh1.md: New file, extracted from sh.md.
3024 * config/sh/sh4.md: New file, extracted from sh.md.
3025 * config/sh/shmedia.md: New file, extracted from sh.md
3026 and rewritten using new-style pipeline description.
3028 2004-07-18 Zack Weinberg <zack@codesourcery.com>
3030 * config/pa/pa.md: Delete the two remaining define_peephole
3031 patterns.
3033 2004-07-18 Steven Bosscher <stevenb@suse.de>
3034 Joseph S. Myers <jsm@polyomino.org.uk>
3036 * c-common.c (c_common_truthvalue_conversion): Don't warn if
3037 TREE_NO_WARNING is set.
3039 2004-07-18 Roger Sayle <roger@eyesopen.com>
3041 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
3042 simplify_builtin_strncmp): Delete.
3043 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
3044 Change argument to accept an arglist instead of an "exp". Assume
3045 that the return type is always integer_type_node. Copy missing
3046 transformations from their now obsolete simplify_builtin_*
3047 equivalents.
3048 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
3049 fold_builtin_strcmp and fold_builtin_strncmp.
3050 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
3051 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
3052 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
3054 2004-07-18 Daniel Jacobowitz <dan@debian.org>
3056 * Makefile.in (tree-alias-common.o): Update dependencies.
3058 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
3060 * cfgloop.c (flow_loop_nested_p): Fix comment.
3062 2004-07-17 Jason Merrill <jason@redhat.com>
3064 PR c++/16115
3065 * stor-layout.c (relayout_decl): New fn.
3066 * tree.h: Declare it.
3067 (DECL_BY_REFERENCE): New macro.
3069 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
3071 * libgcc2.c (__enable_execute_stack): New symbol.
3072 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
3073 and declare __enable_execute_stack.
3074 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
3075 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
3076 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3077 ENABLE_EXECUTE_STACK.
3078 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
3079 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3080 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3081 ENABLE_EXECUTE_STACK.
3082 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3083 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
3084 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3085 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
3086 ENABLE_EXECUTE_STACK.
3087 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3088 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3089 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3090 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
3091 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
3092 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
3093 (sparc64_initialize_trampoline): Likewise.
3094 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
3096 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3098 * langhooks.h (builtin_function): New langhook.
3099 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
3100 (LANG_HOOKS_INITIALIZER): Update.
3101 * tree.h (builtin_function): Remove.
3102 * doc/tm.texi: Update.
3103 * c-tree.h (builtin_function): Declare.
3104 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
3105 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
3106 config/ia64/ia64.c, config/iq2000/iq2000.c,
3107 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3108 config/stormy16/stormy16.c: All callers of builtin_function
3109 changed.
3111 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
3113 PR target/16556
3114 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
3115 Remove white space after the backslash.
3117 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3119 PR rtl-optimization/16294
3120 * resource.c (return_insn_p): New predicate.
3121 (mark_target_live_regs): Use it. Special-case return insns.
3122 (init_resource_info): Use it. Don't scan the epilogue past
3123 a return.
3125 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3127 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
3128 destroy dominance information.
3129 * passes.c (rest_of_handle_loop2): Free dominance information.
3130 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
3131 jump threading.
3132 (thread_jumps): Update dominance information and remove unreachable
3133 blocks.
3134 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
3135 information and remove the unreachable block.
3137 2004-07-17 Graham Stott <graham.stott@btinternet.com>
3139 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
3141 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
3143 * doc/sourcebuild.texi: Remove libf2c entry.
3145 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
3147 * config/i386/i386.md (movv16qi_internal): Fix typo.
3149 2004-07-17 Steven Bosscher <stevenb@suse.de>
3151 * final.c (final_scan_insn): Fix broken commit from previous
3152 patch.
3154 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
3156 * c-typeck.c (parser_build_binary_op): Condition warnings for
3157 X<=Y<=Z on -Wparentheses instead of -Wextra.
3158 * doc/invoke.texi: Update. Document that most of -Wparentheses is
3159 supported for C only.
3161 2004-07-17 Steven Bosscher <stevenb@suse.de>
3163 * cfgcleanup.c (try_simplify_condjump): Don't remove line
3164 notes to avoid unreachable code warnings.
3165 * toplev.c (backend_init): Don't emit line notes for
3166 unreachable code warnings.
3168 * combine.c (distribute_notes): Don't distribute a
3169 REG_VTABLE_REF note.
3170 * final.c (final_scan_insn): Don't handle it.
3171 * rtl.c (reg_note_name): Remove it.
3172 * rtl.h (enum reg_node): Dito.
3174 * emit-rtl.c (force_line_numbers, restore_line_number_status):
3175 Remove.
3176 * rtl.h (force_line_numbers, restore_line_number_status):
3177 Remove prototypes.
3179 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
3180 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
3181 (using_eh_for_cleanups): Also moved here.
3183 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
3184 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
3185 to expand_start_case and add_case_node.
3186 * stmt.c (struct nesting): Cleanup unused fields condition_code,
3187 last_unconditional_cleanup, nominal_type, printname, and
3188 line_number_status.
3189 (struct fixup_goto): Remove.
3190 (struct stmt_status): Remove x_goto_fixup_chain field.
3191 (goto_fixup_chain): Remove.
3192 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
3193 pushcase, pushcase_range): Remove.
3194 (expand_start_bindings_and_block): Don't set unused fields in
3195 the nesting stack.
3196 (expand_start_case, add_case_node): Cleanup unused formal arguments.
3197 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
3198 instead of emit_jump_if_reachable.
3199 (emit_case_nodes): Likewise.
3200 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
3201 static.
3202 (update_eh_label): Work around left-over exception handing regions.
3203 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
3204 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
3205 (pass_cleanup_cfg_post_optimizing): New pass.
3206 (init_tree_optimization_passes): Run the new pass after all
3207 optimizations.
3208 * tree.h (pushcase, pushcase_range): Remove prototypes.
3209 (expand_start_case, add_case_node): Update prototypes.
3211 2004-07-16 Krister Walfridsson <cato@df.lth.se>
3213 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
3215 2004-07-16 Richard Henderson <rth@redhat.com>
3217 * builtins.c (std_expand_builtin_va_arg): Remove.
3218 (expand_builtin_va_arg): Remove.
3219 * expr.h: Don't declare them.
3220 * gimplify.c (mark_decls_volatile_r): Remove.
3221 (copy_if_shared_r): Don't call it.
3222 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
3223 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
3224 * gimple-low.c (lower_stmt): Likewise.
3225 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
3226 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
3227 * tree-ssa-operands.c (get_expr_operands): Likewise.
3228 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
3229 EXPAND_BUILTIN_VA_ARG.
3230 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
3231 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
3232 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
3233 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
3235 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3237 * tree-ssa-pre.c (insert_aux): Break out if we hit
3238 a critical edge.
3240 2004-07-16 Richard Henderson <rth@redhat.com>
3242 * basic-block.h (remove_fake_exit_edges): Declare.
3243 * cfganal.c (remove_fake_predecessors): Rename from
3244 remove_fake_successors; iterate over predecessors.
3245 (remove_fake_exit_edges): New.
3246 * cfgcleanup.c (try_optimize_cfg): Use it.
3247 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
3248 * predict.c (estimate_probability): Likewise.
3249 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
3250 * tree-cfg.c (make_edges): Likewise.
3251 * tree-ssa-pre.c (fini_pre): Likewise.
3252 * profile.c (instrument_edges): Don't remove_fake_edges.
3253 (branch_prob): Do it earlier here.
3255 2004-07-16 Richard Henderson <rth@redhat.com>
3257 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
3258 switchification wrt CONSTRUCTOR. Document the reason.
3260 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
3262 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
3263 that prevented descriptive __mf_check source location strings.
3265 2004-07-16 Richard Henderson <rth@redhat.com>
3267 * tree-def (WITH_SIZE_EXPR): New.
3268 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
3269 * expr.c (expand_expr_real_1): Likewise.
3270 * gimplify.c (maybe_with_size_expr): New.
3271 (gimplify_arg, gimplify_modify_expr): Use it.
3272 (gimplify_modify_expr_to_memcpy): Take size parameter.
3273 (gimplify_modify_expr_to_memset): Likewise.
3274 (gimplify_expr): Handle WITH_SIZE_EXPR.
3275 * tree-alias-common.c (find_func_aliases): Likewise.
3276 * tree-eh.c (tree_could_trap_p): Likewise.
3277 (tree_could_throw_p): Likewise.
3278 * tree-gimple.c (is_gimple_lvalue): Likewise.
3279 (get_call_expr_in): Likewise.
3280 * tree-inline.c (estimate_num_insns_1): Likewise.
3281 (expand_calls_inline): Likewise.
3282 * tree-nested.c (convert_call_expr): Likewise.
3283 * tree-pretty-print.c (dump_generic_node): Likewise.
3284 * tree-sra.c (sra_walk_expr): Likewise.
3285 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3286 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
3287 * tree-ssa-operands.c (get_expr_operands): Likewise.
3288 * tree-tailcall.c (find_tail_calls): Likewise.
3290 * calls.c (expand_call): Reset old_stack_allocated after
3291 calling emit_stack_restore.
3293 2004-07-16 Richard Henderson <rth@redhat.com>
3295 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
3296 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3297 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
3298 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3299 copy_res_decl_for_inlining.
3301 * tree-inline.c (declare_return_variable): New modify_dest argument.
3302 Use it as the return value, when possible or manditory. Handle
3303 TREE_ADDRESSABLE types.
3304 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
3305 replacement of CALL_EXPR.
3307 2004-07-16 Richard Henderson <rth@redhat.com>
3309 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
3310 * gimple-low.c (expand_var_p): Don't check it.
3311 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
3312 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
3313 * tree-ssa-operands.c (add_stmt_operand): Likewise.
3314 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
3315 (find_referenced_vars): Don't call them.
3316 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
3318 2004-07-16 Richard Henderson <rth@redhat.com>
3320 * function.c (pass_by_reference): True for all variable sized types.
3322 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
3324 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
3325 * tree-pretty-print.c: Include tree-chrec.h.
3326 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
3327 and POLYNOMIAL_CHREC nodes.
3329 2004-07-16 Steve Ellcey <sje@cup.hp.com>
3331 * builtins.c (expand_builtin_stpcpy): Do not create temporary
3332 reg with VOIDmode.
3334 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3336 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
3338 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
3340 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
3341 to BASE_REGNUM.
3342 * config/s390/s390.c: Likewise.
3343 * config/s390/s390.h: Likewise.
3345 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3347 * config/mips/mips.md (addsi3, adddi3): Remove special handling
3348 of $sp adds. Remove REGNO checks from mips16 patterns.
3350 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3352 * config/mips/mips.md: Delete outdated comment.
3354 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3356 * config/mips/mips.c (get_float_compare_codes): Delete.
3357 (mips_emit_compare): New function, mostly extracted from
3358 get_float_compare_codes and gen_conditional_branch.
3359 (gen_conditional_branch, gen_conditional_move): Use it.
3361 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
3363 * genautomata.c (add_vect): Speedup by using integers as
3364 bit-vectors for walking through the comb_vect and finding
3365 a match.
3367 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3369 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
3370 operand is an uns_arith_operand; use subtraction otherwise.
3371 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
3372 not just arith_operands.
3374 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3376 * config/mips/mips-protos.h (gen_int_relational): Delete.
3377 (mips_emit_scc): Declare.
3378 * config/mips/mips.c (internal_test): Delete.
3379 (sle_operand, sleu_operand): New functions.
3380 (map_test_to_internal_test, gen_int_relational): Delete.
3381 (mips_emit_binary, mips_relational_operand_ok_p)
3382 (mips_emit_int_relational, mips_zero_if_equal)
3383 (mips_emit_scc): New functions.
3384 (gen_conditional_branch): Rework to use mips_emit_int_relational.
3385 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
3386 sleu_operand.
3387 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
3388 (sltu, sleu): Use mips_emit_scc.
3389 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
3390 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
3391 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
3393 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3395 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
3397 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3399 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
3400 (*sne_[sd]i): Likewise sne_[sd]i_zero.
3401 (*sgt_[sd]i): ...and sgt_[sd]i.
3402 (*slt_[sd]i): ...and slt_[sd]i.
3403 (*sgtu_[sd]i): ...and sgtu_[sd]i.
3404 (*sltu_[sd]i): ...and sltu_[sd]i.
3405 (*sleu_[sd]i): ...and sleu_[sd]i_const.
3406 Name previously unnamed mips16 patterns. Formatting fixes.
3408 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3410 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
3411 (branch_type): Delete.
3412 (gen_conditional_branch, gen_conditional_move)
3413 (mips_gen_conditional_trap): Update after name change. Get the
3414 comparison mode from cmp_operands[0].
3415 * config/mips/mips.h (cmp_type, branch_type): Delete.
3416 (cmp_operands): Renamed from branch_cmp.
3417 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
3418 name change. Don't set branch_type.
3419 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
3420 mode class of cmp_operands[0] rather than branch_type. Update after
3421 name change.
3423 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3425 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
3426 of 0...255 to 0 when inside a SET.
3428 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
3430 * config/mips/mips.md: Remove mips16 define_peepholes.
3432 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
3434 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
3435 (fini_pre): Remove fake edges.
3437 2004-07-15 Richard Henderson <rth@redhat.com>
3439 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
3440 (get_indirect_ref_operands, get_call_expr_operands): ... these.
3442 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3444 * vec.h (VEC_address): New function.
3446 2004-07-14 Jason Merrill <jason@redhat.com>
3448 PR middle-end/15885
3449 * gimplify.c (gimplify_arg): New fn, split out from...
3450 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
3452 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3454 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
3455 generate code which is generated by pushqi1 now
3456 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
3458 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
3460 * combine.c (simplify_set): match the mode of the constant 0 with
3461 the tested operand to match the compare behaviour and the
3462 simplify_relational_operation() expectation.
3464 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3466 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
3467 ("bordered"): Same.
3469 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
3471 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
3472 unconditionally.
3473 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
3475 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3477 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
3478 calls in mips16 code.
3480 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
3482 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
3483 the destination of the li as well as for the neg.
3485 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
3487 g++/15861
3488 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
3489 * cgraph.h: Update declaration.
3490 * c-decl.c (build_cdtor): Update call with default priority.
3491 * coverage.c (create_coverage): Ditto.
3492 * tree-mudflap.c (mf_init_fndecl): New tree.
3493 (mudflap_init): Set it.
3494 (mudflap_register_call): Arrange to call __mf_init before the first
3495 __mf_register call.
3496 (mudflap_finish_file): Mark the mudflap static initializer as extra
3497 high priority, to beat all C++ static constructors.
3499 2004-07-15 Jeff Law <law@redhat.com>
3501 * loop.c (check_insn_for_givs): Restore check for code labels that was
3502 accidentally deleted by a recent checkin.
3504 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
3506 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
3507 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
3509 2004-07-14 Richard Henderson <rth@redhat.com>
3511 * print-tree.c (print_node): Fix casts last change.
3513 2004-07-15 Paul Brook <paul@codesourcery.com>
3515 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
3516 to TARGET_UNWIND_INFO.
3517 * except.c (output_function_exception_table): Ditto.
3518 * except.h: Ditto.
3519 * opts.c (decode_options): Ditto.
3520 * passes.c (rest_of_handle_final): Ditto.
3521 * final.c (final_start_function): Ditto.
3522 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
3523 target hook.
3524 * targhooks.h (default_unwind_emit): Declare.
3525 * targhooks.c (default_unwind_emit): New function.
3526 * target-def.h: Define and use TARGET_UNWIND_EMIT.
3527 * target.h (struct gcc_target): Add unwind_emit.
3528 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
3529 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
3530 Remove IA64_UNWIND_EMIT.
3531 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
3533 2004-07-14 Richard Henderson <rth@redhat.com>
3535 * print-tree.c (print_node): Handle SSA_NAME.
3537 2004-07-14 James E Wilson <wilson@specifixinc.com>
3539 PR target/16325
3540 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
3541 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
3543 2004-07-15 Jakub Jelinek <jakub@redhat.com>
3545 * expr.c (expand_assignment): Reenable bitfield += optimizations.
3546 Use alias set 0 for memory, do proper mode calculations and adjust
3547 address for memories.
3549 2004-07-14 Per Bothner <per@bothner.com>
3551 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
3552 structure with extra column field.
3553 * tree.c (expand_location): Also fill in column field.
3554 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
3555 gets confused by the two conditionally-compiled definitions.
3557 2004-07-14 Eric Christopher <echristo@redhat.com>
3559 * calls.c (expand_call): Fix typo in comment.
3561 2004-07-14 Steve Ellcey <sje@cup.hp.com>
3563 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
3564 comparision of TFmode.
3566 2004-07-14 Richard Henderson <rth@redhat.com>
3568 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
3569 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
3570 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
3571 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3572 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3573 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3574 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3575 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3576 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3578 2004-07-14 Mike Stump <mrs@apple.com>
3580 * config/darwin.h (WINT_TYPE): Define to be int to match
3581 system header files.
3583 2004-07-14 Bob Wilson <bob.wilson@acm.org>
3585 * config/xtensa/xtensa.c (function_arg_advance): Check for args
3586 that must be passed in the stack.
3587 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
3588 arguments if the size is not a constant.
3590 2004-07-14 Per Bothner <per@bothner.com>
3592 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
3593 instead of EXPR_LOCUS in a boolean context, which is always true
3594 if --enable-mapped-location.
3595 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
3597 2004-07-14 Richard Henderson <rth@redhat.com>
3599 * dominance.c (struct dom_info): Add fake_exit_edge.
3600 (init_dom_info): Allocate it.
3601 (free_dom_info): Free it.
3602 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
3603 in two passes.
3604 (calc_idoms): Honor fake_exit_edge.
3606 2004-07-13 Jason Merrill <jason@redhat.com>
3608 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
3609 (rhs_test_for): New fn.
3610 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
3611 * tree-gimple.h: Declare them.
3612 * gimplify.c (gimplify_modify_expr): Use the new fns.
3614 2004-07-14 Richard Henderson <rth@redhat.com>
3616 * config/arm/arm-protos.h (arm_va_arg): Remove.
3617 * config/arm/arm.c (arm_va_arg): Remove.
3618 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
3619 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
3621 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3623 * pa.c (fix_range): New function to mark a range(s) of registers as
3624 fixed registers.
3625 (override_options): Call fix_range if the -mfixed-range option string
3626 is not empty.
3627 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
3628 * doc/invoke.texi (-mfixed-range): Document new option.
3630 2004-07-14 David Edelsohn <edelsohn@gnu.org>
3632 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
3633 for TARGET_64BIT.
3634 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
3636 2004-07-14 Roger Sayle <roger@eyesopen.com>
3638 * expmed.c (expand_sdiv_pow2): New function to expand signed division
3639 by a positive power of two, split out from expand_divmod. Provide
3640 an alternate implementation when shifts are expensive. Lower the
3641 threshold for using a branchless implementation to BRANCH_COST >= 2.
3642 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
3644 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3646 * tree-dfa.c (make_rename_temp): *Really* work just
3647 like create_tmp_var if called while outside SSA form.
3649 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
3651 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
3652 for division by zero.
3653 ("umodsi3"): Likewise.
3655 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3657 * config/mips/mips.c (mips_output_move): When generating mips16 code,
3658 force loads of negative constants to be split.
3659 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
3660 Generalize SImode li/neg splitter to cope with other modes.
3662 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3664 * expmed.c: Remove more references to QUEUED in the comments.
3665 * expr.c: Likewise.
3667 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
3669 Revert:
3670 2004-07-13 Richard Henderson <rth@redhat.com>
3671 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
3672 correctly.
3674 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3676 * tree-dfa.c (make_rename_temp): Work just like
3677 create_tmp_var if called while outside SSA form.
3679 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
3681 * expr.c (enqueue_insn, finish_expr_for_function,
3682 protect_from_queue, queued_subexp_p, mark_queue,
3683 emit_insns_enqueued_after_mark, emit_queue,
3684 expand_increment): Remove.
3685 (store_constructor): Expand increment as an assignment.
3686 (expand_expr_real_1 <case PREINCREMENT_EXPR,
3687 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
3688 case POSTDECREMENT_EXPR>): Abort.
3689 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
3690 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
3691 protect_from_queue, emit_queue, queued_subexp_p): Remove.
3692 * function.h (pending_chain, x_pending_chain): Remove.
3693 * rtl.def (QUEUED): Remove.
3695 * emit-rtl.c (copy_insn_1, copy_most_rtx,
3696 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
3697 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
3698 encode_units_mask): Likewise.
3699 * local-alloc.c (equiv_init_varies_p): Likewise.
3700 * rtl.c (copy_rtx): Likewise.
3701 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
3702 * simplify-rtx.c (simplify_gen_subreg): Likewise.
3703 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
3705 * builtins.c (expand_builtin, expand_builtin_apply,
3706 expand_builtin_mathfn, expand_builtin_mathfn_2,
3707 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
3708 Remove calls to emit_queue and protect_from_queue.
3709 * calls.c (expand_call, precompute_arguments,
3710 precompute_register_parameters, rtx_for_function_call,
3711 store_one_arg): Likewise.
3712 * dojump.c (do_compare_and_jump, do_jump): Likewise.
3713 * explow.c (memory_address): Likewise.
3714 * expmed.c (clear_by_pieces_1, clear_storage,
3715 clear_storage_via_libcall, emit_group_load,
3716 emit_group_store, emit_store_flag,
3717 expand_expr_real_1, store_by_pieces,
3718 store_constructor, store_expr, try_casesi,
3719 try_tablejump): Likewise.
3720 * function.c (expand_pending_sizes): Likewise.
3721 * optabs.c (emit_cmp_and_jump_insns,
3722 emit_conditional_add, emit_conditional_move,
3723 expand_fix, expand_float, prepare_cmp_insn): Likewise.
3724 * stmt.c (emit_case_bit_tests,
3725 expand_asm_expr, expand_computed_goto,
3726 expand_decl_init, expand_end_case_type,
3727 expand_end_stmt_expr, expand_expr_stmt_value,
3728 expand_return, expand_start_case,
3729 optimize_tail_recursion): Likewise.
3730 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3731 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
3733 2004-07-14 Ben Elliston <bje@au.ibm.com>
3735 * vec.h: Comment fix.
3737 2004-07-13 Richard Henderson <rth@redhat.com>
3739 * target.h (struct gcc_target): Add calls.pass_by_reference.
3740 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
3741 * function.c (pass_by_reference): Use the hook.
3742 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
3743 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
3744 (hook_pass_by_reference_must_pass_in_stack): New.
3745 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
3746 (alpha_pass_by_reference): New.
3747 (TARGET_PASS_BY_REFERENCE): New.
3748 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3749 * config/arc/arc.c (arc_pass_by_reference): New.
3750 (TARGET_PASS_BY_REFERENCE): New.
3751 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3752 (FUNCTION_ARG_CALLEE_COPIES): True.
3753 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
3754 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
3755 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
3756 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3757 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3758 * config/cris/cris.c (cris_pass_by_reference): New.
3759 (TARGET_PASS_BY_REFERENCE): New.
3760 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
3761 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
3762 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3763 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
3764 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3765 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
3766 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
3767 (frv_function_arg_pass_by_reference): Remove.
3768 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3769 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
3770 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
3771 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
3772 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3773 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
3774 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
3775 (ia64_pass_by_reference): Rename from
3776 ia64_function_arg_pass_by_reference.
3777 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3778 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3779 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
3780 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
3781 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
3782 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3783 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3784 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
3785 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
3786 (m32r_pass_by_reference): Adjust prototype. Make static.
3787 Handle mode sizes correctly.
3788 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3789 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
3790 (m68hc11_function_arg_pass_by_reference): Remove.
3791 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3792 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3793 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
3794 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3795 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
3796 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
3797 (mips_va_arg): Use pass_by_reference.
3798 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
3799 Handle mode sizes correctly.
3800 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3801 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
3802 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
3803 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
3804 (mmix_pass_by_reference): Rename from
3805 mmix_function_arg_pass_by_reference.
3806 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3807 (FUNCTION_ARG_CALLEE_COPIES): True.
3808 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
3809 (mn10300_pass_by_reference): New.
3810 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3811 (FUNCTION_ARG_CALLEE_COPIES): True.
3812 * config/pa/pa.c (pa_pass_by_reference): New.
3813 (TARGET_PASS_BY_REFERENCE): New.
3814 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3815 (FUNCTION_ARG_CALLEE_COPIES): True.
3816 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
3817 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
3818 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
3819 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3820 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
3821 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
3822 (s390_pass_by_reference): Rename from
3823 s390_function_arg_pass_by_reference.
3824 (s390_function_arg_advance): Don't query pass-by-ref.
3825 (s390_function_arg): Likewise.
3826 (s390_gimplify_va_arg): Use pass_by_reference.
3827 (s390_call_saved_register_used): Likewise.
3828 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3829 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
3830 (shcompact_byref, sh_pass_by_reference): New.
3831 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3832 (SHCOMPACT_BYREF): Remove.
3833 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
3834 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
3835 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
3836 (sparc_gimplify_va_arg): Use pass_by_reference.
3837 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3838 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3839 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
3840 (v850_pass_by_reference): New.
3841 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3842 (FUNCTION_ARG_CALLEE_COPIES): True.
3843 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
3844 FUNCTION_ARG_PASS_BY_REFERENCE docs.
3846 2004-07-14 Richard Henderson <rth@redhat.com>
3847 Richard Sandiford <rsandifo@redhat.com>
3849 * config/mips/mips-protos.h (mips_va_arg): Delete.
3850 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
3851 * config/mips/mips.c: Include tree-gimple.h.
3852 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
3853 (mips_arg_info): Remove special handling of must_pass_in_stck args.
3854 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
3855 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
3857 2004-07-13 Bob Wilson <bob.wilson@acm.org>
3859 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
3860 arguments for COND_EXPR in big-endian adjustment code.
3862 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3864 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
3865 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
3866 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
3867 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
3869 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3871 PR tree-optimization/16443
3872 * tree-ssa-alias.c: Add more description for
3873 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
3874 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
3875 clobbering of call-clobbered and addressable variables. If
3876 there are any before aliases have been computed, add them.
3878 2004-07-13 Diego Novillo <dnovillo@redhat.com>
3880 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
3881 verification.
3883 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
3885 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
3886 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
3887 to the same type.
3889 2004-07-13 Per Bothner <per@bothner.com>
3891 * collect2.c (main): Handle --no-demangle and --demangle flags.
3893 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
3895 * Makefile.in (OBJS-common): Add tree-data-ref.o.
3896 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
3897 (tree-data-ref.o): New rule.
3898 * lambda.h: New file.
3899 * tree-data-ref.c: New file.
3900 * tree-data-ref.h: New file.
3901 * tree.c (int_cst_value, tree_fold_gcd): New functions.
3902 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3904 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3906 PR target/13926
3907 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3908 * config/sparc/sparc.c (output_ubranch): New function.
3909 * config/sparc/sparc.md (jump pattern): Use it.
3911 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3913 PR target/16494
3914 * config/sparc/sparc.c (output_cbranch): Properly guard
3915 the code handling far branches with TARGET_V9.
3916 * config/sparc/sparc.md (length attribute): Document the
3917 side-effect of having a length greater or equal to 3.
3919 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3920 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
3922 PR target/15186
3923 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3924 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3926 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3927 Martin Sebor <sebor@roguewave.com>
3929 PR target/12602
3930 * doc/invoke.texi (SPARC options): Document -threads
3931 and -pthreads on Solaris.
3933 2004-07-13 Richard Henderson <rth@redhat.com>
3935 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3936 by reference.
3937 (ind_gimplify_va_arg_expr): Remove.
3938 * tree.h (ind_gimplify_va_arg_expr): Remove.
3939 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3940 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3941 argsp to be null.
3943 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3944 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3945 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3946 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3947 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3949 2004-07-13 Richard Henderson <rth@redhat.com>
3951 * function.c (pass_by_reference): New.
3952 (assign_parm_find_data_types): Use it.
3953 * calls.c (initialize_argument_information): Likewise.
3954 (emit_library_call_value_1): Likewise.
3955 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3956 * function.h (pass_by_reference): Declare.
3958 2004-07-13 Richard Henderson <rth@redhat.com>
3960 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3961 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3962 * expr.h (MUST_PASS_IN_STACK): Remove.
3963 * system.h (MUST_PASS_IN_STACK): Poison.
3964 * tree.h (must_pass_in_stack_var_size): Declare.
3965 (must_pass_in_stack_var_size_or_pad): Declare.
3966 * calls.c (must_pass_in_stack_var_size): New.
3967 (must_pass_in_stack_var_size_or_pad): Rename from
3968 default_must_pass_in_stack.
3969 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3970 (TARGET_MUST_PASS_IN_STACK): New.
3971 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3972 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3973 (TARGET_MUST_PASS_IN_STACK): New.
3974 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3975 * config/frv/frv.c (frv_must_pass_in_stack): New.
3976 (TARGET_MUST_PASS_IN_STACK): New.
3977 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3978 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3979 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3980 (ix86_must_pass_in_stack): Make static.
3981 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3982 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3983 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3984 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3985 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3986 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3987 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3988 (mcore_must_pass_on_stack): Remove.
3989 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3990 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3991 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3992 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3993 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3994 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3995 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3996 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3997 (TARGET_MUST_PASS_IN_STACK): New.
3998 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3999 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
4000 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
4001 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
4002 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
4003 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
4004 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
4005 MUST_PASS_IN_STACK.
4007 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
4008 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
4009 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
4010 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
4011 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
4012 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
4013 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
4014 config/xtensa/xtensa.c: Use target hook.
4016 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
4018 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
4019 * configure: Rebuilt.
4021 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4023 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
4024 * config/mips/mips.h (mips_reg_names): Don't declare.
4025 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
4026 (TARGET_NAME_REGS): Delete.
4027 (TARGET_SWITCHES): Remove -mrnames.
4028 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
4029 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
4030 in REGISTER_NAMES.
4031 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
4032 (override_options): Remove handling of TARGET_NAME_REGS.
4034 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
4036 * config/mips/mips.h (TARGET_*): Boolify.
4038 2004-07-12 Nick Clifton <nickc@redhat.com>
4040 * config.gcc: Add sh-*-symbianelf target.
4041 * config/sh/sh.c: Add new target macros:
4042 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
4043 TARGET_CXX_IMPORT_EXPORT_CLASS.
4044 (sh_file_start): Create a definition of the .directive section.
4045 (sh_attribute): Add dllimport and dllexport attributes.
4046 * config/sh/symbian-pre.h: New file.
4047 * config/sh/symbian-post.h: New file.
4048 * config/sh/symbian.c: New file. Contains Symbian specific
4049 functions.
4050 * config/sh/sh-protos.h: Add prototypes for new functions
4051 provided by symbian.c.
4052 * config/sh/t-symbian: New file.
4053 * doc/extend.texi: Document support for dllimport and dllexport
4054 attributes by the sh-symbianelf target.
4056 2004-07-12 James E Wilson <wilson@specifixinc.com>
4058 * Makefile.in (AR): Use @AR@ not ar.
4059 (NM): New.
4060 (AR_FOR_TARGET): Use $(AR) not ar for native.
4061 (NM_FOR_TARGET): Use $(NM) not nm for native.
4062 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
4063 * configure: Regenerate.
4065 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
4067 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4068 special case.
4069 (ashldi3_sp64): Likewise.
4071 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4073 PR target/16477
4074 * pa.c (function_arg): Update comment.
4075 * pa.h (BLOCK_REG_PADDING): Define.
4077 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4079 PR tree-optimization/16461
4080 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
4081 arguments of phi nodes.
4083 2004-07-12 Devang Patel <dpatel@apple.com>
4085 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
4087 2004-07-12 Steve Ellcey <sje@cup.hp.com>
4089 * function.c (expand_function_start): Ensure r_save is in Pmode.
4090 * calls.c (prepare_call_address): Ensure static_chain_value is
4091 in Pmode.
4092 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
4093 r_save_area are in Pmode.
4094 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
4095 fnaddr, and static_chain are in Pmode.
4097 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4099 PR target/16445
4100 * config/ia64/ia64.c (bundling): Don't count ignored insns.
4102 2004-07-12 Richard Henderson <rth@redhat.com>
4104 * target.h (struct gcc_target): Move gimplify_va_arg_expr
4105 next to build_builtin_va_list.
4106 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
4107 * builtins.c (gimplify_va_arg_expr): Likewise.
4108 * gimplify.c (copy_if_shared_r): Likewise.
4110 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
4112 * passes.c (rest_of_decl_compilation): Don't defer call of
4113 assemble_variable if its DECL_RTL is already set.
4115 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
4117 * cfgloop.h (struct loop): Add nb_iterations field.
4118 (current_loops): Declare.
4119 * tree-chrec.c (chrec_not_analyzed_yet,
4120 chrec_dont_know, chrec_known, count_ev_in_wider_type,
4121 chrec_contains_symbols_defined_in_loop): Remove the temporary
4122 hooks.
4123 * tree-flow-inline.h (loop_containing_stmt): New function.
4124 * tree-scalar-evolution.c: Add implementation.
4125 * tree-scalar-evolution.h: Add declarations.
4127 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
4129 PR rtl-optimization/15921
4130 * Makefile.in (global.o): Add recog.h.
4132 * global.c (recog.h): Add the include-clause.
4133 (bb_info): New member earlyclobber.
4134 (allocate_bb_info, free_bb_info): Initialize/finish the new
4135 member.
4136 (earlyclobber_regclass, earlyclobber_regclass_length): The new
4137 global variables.
4138 (check_earlyclobber, regclass_intersect,
4139 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
4140 New functions.
4141 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
4142 (make_accurate_live_analysis): Modify pavin.
4144 2004-07-12 Diego Novillo <dnovillo@redhat.com>
4146 * tree-cfg.c (find_taken_edge): Statically compute the truth
4147 value of a predicate comparing an SSA_NAME to itself.
4149 2004-07-12 Roger Sayle <roger@eyesopen.com>
4151 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
4152 rs6000 doesn't have shift-and-add or shift-and-sub instructions
4153 by returning the cost of a multiplication plus an addition.
4155 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
4157 PR tree-optimization/14107
4158 * gimplify.c (gimplify_return_expr): Accept a
4159 RETURN_EXPR with an error argument.
4160 * tree-optimize.c (init_tree_optimization_passes):
4161 Run pass_warn_function_return at -O0.
4163 2004-07-12 Roger Sayle <roger@eyesopen.com>
4165 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
4166 index entry.
4168 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
4170 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
4171 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
4172 * config/mips/3000.md: Add copyright notice. Remove automota and
4173 function units; use generic ones instead. Only define reservations
4174 for things that are different from generic.md. Extend each clause
4175 to include r3900.
4176 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
4177 * config/mips/mips.md: Include them. Remove define_function_units.
4178 (alu, imuldiv): New automata and units.
4180 2004-07-12 Ben Elliston <bje@au.ibm.com>
4182 * doc/invoke.texi (Optimize Options): Document -frename-registers
4183 not being enabled by default at -O3.
4185 2004-07-11 Roger Sayle <roger@eyesopen.com>
4187 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
4188 floating point additions, to keep real immediate constant positive.
4189 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
4190 into X + C, and leave positive real constants as X - C.
4192 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4194 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
4196 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4198 PR tree-optimization/15654
4199 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
4201 2004-07-11 Roger Sayle <roger@eyesopen.com>
4203 * builtins.c (fold_builtin_fputs): Don't bother converting the
4204 return type to integer_type_node, as we've already checked that
4205 the result will be ignored.
4207 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
4208 that signed addition, subtraction, multiplication, division,
4209 remainder, negation and absolute value may potentially trap.
4211 * fold-const.c (fold_ignored_result): New function to strip
4212 non-side-effecting tree nodes from an expression whose result
4213 is ignored.
4214 (fold_convert): Call fold_ignored_result when casting a value
4215 to VOID_TYPE.
4216 (omit_one_operand): Call fold_ignored_result on the "omitted"
4217 operand when building a COMPOUND_EXPR.
4218 (pedantic_omit_one_operand): Likewise.
4219 * tree.h (fold_ignored_result): Prototype here.
4220 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
4221 when we're going to ignore the result.
4223 2004-07-11 Richard Henderson <rth@redhat.com>
4225 PR tree-opt/16383
4226 * tree-ssa-ccp.c (fold_stmt_r): Split out...
4227 * tree.c (fields_compatible_p, find_compatible_field): ... new.
4228 * tree.h (fields_compatible_p, find_compatible_field): Declare.
4229 * tree-sra.c (sra_hash_tree): Hash fields by offset.
4230 (sra_elt_eq): Use fields_compatible_p.
4231 (generate_one_element_ref): Use find_compatible_field.
4233 2004-07-11 Richard Henderson <rth@redhat.com>
4235 PR tree-opt/16422
4236 * tree-sra.c (generate_one_element_init): New.
4237 (generate_element_init): Use it.
4238 (scalarize_init): Push/pop gimplify context around it.
4239 (find_new_referenced_vars_1, find_new_referenced_vars): New.
4240 * gimplify.c (gimplify_expr): Allow SSA_NAME.
4242 2004-07-11 Roger Sayle <roger@eyesopen.com>
4244 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
4245 combine.c's combine_insn_cost.
4246 * rtl.h (insn_rtx_cost): Prototype here.
4247 * combine.c (combine_insn_cost): Delete function.
4248 (combine_validate_cost): Update callers of combine_insn_cost to
4249 call insn_rtx_cost instead.
4250 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
4251 requesting the rtx_cost of call and/or jump instructions.
4253 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
4254 rtx_cost directly. Don't request/use the cost of call or jump
4255 instructions. Return -1 if the cost of any instruction can't be
4256 determined (or the BB contains a function call).
4257 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
4258 -1 (i.e. can't determine the cost of any instruction or the basic
4259 block contains a subroutine call).
4260 (find_if_case_2): Likewise.
4262 2004-07-11 Roger Sayle <roger@eyesopen.com>
4264 * rs6000.c (struct processor_costs): Change semantics of fields to
4265 include the COST_N_INSNS scaling, and update all initializers.
4266 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
4267 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
4268 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
4269 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
4271 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4273 * LANGUAGES: Remove obsolete information.
4275 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4277 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
4278 SIGBUS signal frames, the PSW address points *to* the faulting
4279 instruction, not after it.
4281 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4283 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
4284 added to TLS symbol addresses.
4286 2004-07-11 Richard Henderson <rth@redhat.com>
4288 * expmed.c (init_expmed): Use stack-local structures for
4289 temporary rtl. Don't recognize shifts.
4291 2004-07-11 Richard Henderson <rth@redhat.com>
4293 * expr.c (store_expr): Don't fiddle subreg promotion for types
4294 with precision smaller than the mode.
4296 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4298 * tree.h (all_types_permanent): Remove.
4300 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4302 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
4303 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
4304 * langhooks.c (lhd_clear_binding_stack): Remove.
4305 * langhooks-def.h (lhd_clear_binding_stack,
4306 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4307 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
4308 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
4309 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4310 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
4311 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
4312 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
4313 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
4314 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
4315 * tree.h (poplevel): Don't declare.
4316 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
4317 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
4318 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
4319 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
4320 Remove.
4322 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
4324 PR tree-optimization/16437
4325 * c-common.c (shorten_compare): Don't mark result of conversion to
4326 narrower signed type as overflowing.
4327 * fold-const.c (decode_field_reference): Determine whether
4328 signedness comes from outer type using precision rather than size.
4330 2004-07-11 Phil Edwards <phil@codesourcery.com>
4332 * configure.ac: Alphabetize --enable-checking list, add
4333 missing valgrind entry.
4334 * configure: Regenerate.
4336 2004-07-11 Phil Edwards <phil@codesourcery.com>
4338 * doc/install.texi (Testing): Fix syntax in "make check" example.
4340 2004-07-10 James E Wilson <wilson@specifixinc.com>
4342 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
4344 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4346 PR rtl-optimization/16001
4347 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
4348 niter_expr.
4350 2004-07-10 Geoffrey Keating <geoffk@apple.com>
4352 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
4354 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
4355 James Morrison <phython@gcc.gnu.org>
4357 * doc/contrib.texi (Contributors): Add gfortran contributors and
4358 fix a couple of typos.
4360 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4362 PR rtl-optimization/15387
4363 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
4364 to incoming args space correctly.
4366 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4368 * pa.c (output_indirect_call): Only use %r2 as the link register in
4369 indirect calls with the long PA 2.0 pc-relative branch.
4371 2004-07-10 Daniel Jacobowitz <dan@debian.org>
4373 * config/i386/i386.c (override_options): Pick a 64-bit CPU
4374 for the default tuning if TARGET_64BIT.
4376 2004-07-10 Richard Henderson <rth@redhat.com>
4378 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
4379 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
4381 2004-07-10 Jakub Jelinek <jakub@redhat.com>
4383 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
4384 * expmed.c (store_bit_field, extract_bit_field): Remove last
4385 argument.
4386 * builtins.c (expand_builtin_signbit): Adjust callers.
4387 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
4388 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
4389 * ifcvt.c (noce_emit_move_insn): Likewise.
4390 * stmt.c (expand_return): Likewise.
4391 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
4392 store_field, expand_expr_real_1): Likewise.
4394 2004-07-10 Richard Henderson <rth@redhat.com>
4396 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
4398 2004-07-09 Mike Stump <mrs@apple.com>
4400 * config/darwin.c (no_dead_strip): Add.
4401 (HAVE_DEAD_STRIP): Add.
4402 (darwin_emit_unwind_label): Ensure that we don't dead code strip
4403 the .eh label.
4405 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4407 * tree-ssa-loop-im.c: New file.
4408 * Makefile.in (tree-ssa-loop-im.o): Add.
4409 * cfgloop.c (superloop_at_depth): New function.
4410 * cfgloop.h (superloop_at_depth): Declare.
4411 * common.opt (ftree-lim): New flag.
4412 * expr.c (array_ref_up_bound): New function.
4413 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
4414 * timevar.def (TV_LIM): New timevar.
4415 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
4416 computing immediate uses of a phi node.
4417 * tree-flow.h (struct tree_ann_common_d): Add aux field.
4418 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
4419 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
4420 * tree-pass.h (pass_lim): Declare.
4421 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
4422 functions.
4423 (pass_lim): New pass structure.
4424 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
4425 * tree.c (in_array_bounds_p): New function.
4426 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
4427 (in_array_bounds_p, array_ref_up_bound): Declare.
4428 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
4429 * doc/passes.texi (tree-ssa-loop-im.c): Document.
4431 2004-07-09 Richard Henderson <rth@redhat.com>
4433 * builtins.c (expand_builtin_stpcpy): Don't modify len.
4435 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
4436 with prejudice.
4438 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
4440 * flags.h: Delete redundant prototypes that are being generated
4441 in options.h from common.opt.
4442 * common.opt: Add in the expository comments formerly in flags.h.
4444 2004-07-09 Jan Beulich <jbeulich@novell.com>
4446 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
4447 available for use only when TARGET_MMX/_SSE is set, and check for
4448 variable argument function if any register count is non-zero.
4449 (function_arg): Correctly suppress repeated warnings for passing SSE
4450 vectors are arguments without SSE enabled.
4451 (ix86_function_arg_boundary): Without SSE enabled, the use of what
4452 would be SSE register modes does no longer influence the alignment.
4454 2004-07-09 Richard Henderson <rth@redhat.com>
4456 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
4457 Always align upward to arg boundary. Use size_in_bytes/round_up.
4458 Maintain type-correctness of constants.
4459 * stor-layout.c (round_up, round_down): Special-case powers of 2.
4461 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4463 * config/sparc/sparc.c (*_costs): Scale instruction costs
4464 by COSTS_N_INSNS.
4465 (sparc_rtx_costs): Adjust as appropriate.
4467 2004-07-09 Jan Beulich <jbeulich@novell.com>
4469 * config/i386/mm3dnow.h: New.
4470 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
4472 2004-07-09 Richard Henderson <rth@redhat.com>
4474 * simplify-rtx.c (simplify_const_relational_operation): Only
4475 look at bounds of scalar integers.
4477 2004-07-09 Jan Beulich <jbeulich@novell.com>
4479 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
4481 2004-07-09 Andrew Pinski <apinski@apple.com>
4483 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
4484 always referenced.
4485 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
4486 UOBJC_METACLASS_decl.
4488 2004-07-09 James E Wilson <wilson@specifixinc.com>
4490 PR target/16364
4491 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
4492 do return a parallel if hfa_mode == XFmode and mode == TImode.
4494 2004-07-09 Jan Beulich <jbeulich@novell.com>
4496 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
4497 permissible for unary plus.
4499 2004-07-09 Jan Beulich <jbeulich@novell.com>
4501 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
4502 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
4503 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
4504 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
4505 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
4506 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
4507 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
4508 (BUILTIN_xxxIMAX): New.
4509 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
4510 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
4511 BUILT_IN_PARITYIMAX.
4513 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
4515 * config/sparc/sparc.h (processor_costs): Define.
4516 (sparc_costs): Declare.
4517 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
4518 hypersparc_costs, sparclet_costs, ultrasparc_costs,
4519 ultrasparc3_costs): New.
4520 (sparc_override_options): Set sparc_costs as appropriate.
4521 (sparc_rtx_costs): Use sparc_costs instead of messy
4522 conditionals.
4524 2004-07-09 Steven Bosscher <stevenb@suse.de>
4526 * doc/md.texi (Processor pipeline description): Mention that
4527 the old pipeline description is deprecated.
4529 * config/rs6000/7450.md (automaton ppc7450): Split up, move
4530 mciu_7450 function unit to...
4531 (automaton ppc7450mciu): ...new automaton.
4533 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
4534 (schedule_block): Don't consider inserting bubbles.
4535 (sched_init): Don't initialize DFA bubbles.
4536 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
4537 TARGET_SCHED_DFA_BUBBLE): Remove.
4538 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
4539 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
4540 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
4542 * stmt.c (conditional_context): Remove prototype.
4543 * tree.h (conditional_context): Remove.
4544 * tree-cfg.c (pre_insert_on_edge): Remove.
4546 * c-common.h (c_expand_asm_operands): Remove prototype.
4547 * c-typeck.c (c_expand_asm_operands): Remove.
4549 2004-07-09 Jan Beulich <jbeulich@novell.com>
4551 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
4552 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
4553 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
4554 and V8QI are class SSE. All sufficiently small remaining vector modes
4555 must be passed in one or two integer registers.
4556 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
4557 returned in memory.
4558 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
4559 __builtin_ia32_pmuludq128 have non-uniform argument and return types
4560 and must thus be handled explicitly.
4561 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
4562 MMX and XMM regs.
4563 (movv8qi_internal, movv4hi_internal, movv2si_internal,
4564 movv2sf_internal): Permit moving between MMX and XMM registers (since
4565 MMX areguments and return values are passed in XMM registers).
4566 (sse2_umulsidi3): Correct type and mode.
4568 2004-07-09 Richard Henderson <rth@redhat.com>
4570 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
4572 2004-07-09 Eric Christopher <echristo@redhat.com>
4574 * config/rs6000/40x.md: Split into two automatons.
4576 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4577 Andrew Pinski <apinski@apple.com>
4579 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
4580 on when we have more than one input file.
4581 (c_common_parse_file): Restore loop over all input files.
4582 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
4584 * c-decl.c (set_type_context): New function.
4585 (pop_scope): Use it to set context of types. When we
4586 encounter a TYPE_DECL, set the context of the attached type too.
4587 (pop_file_scope): Don't call cpp_undef_all here.
4588 (diagnose_mismatched_decls): Do not complain about a second
4589 definition of an 'extern inline' function if it's not in the
4590 same translation unit. Do not complain about inline
4591 declaration after use if the use was in a different
4592 translation unit.
4593 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
4594 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
4595 the external scope.
4596 (pushdecl_top_level): Likewise.
4597 (grokdeclarator): Clarify what is going on with setting
4598 DECL_EXTERNAL on function types, a little.
4599 (c_write_global_declarations): Don't do anything if
4600 -fsyntax-only or errors have been encountered.
4602 2004-07-09 Zack Weinberg <zack@codesourcery.com>
4604 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
4606 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4608 PR target/16459
4609 * pa.c (output_indirect_call): Use %r2 as the link register when
4610 calling $$dyncall with a pc-relative branch.
4612 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
4614 * doc/install.texi (Binaries): Mention OpenPKG.
4616 2004-07-09 Diego Novillo <dnovillo@redhat.com>
4618 Fix PR tree-optimization/15555
4619 * tree-dfa.c (dump_variable): If the variable is a pointer
4620 SSA_NAME, also dump its points-to information.
4621 * tree-flow.h (struct ptr_info_def): Add field
4622 is_dereferenced.
4623 (dump_points_to_info_for): Declare.
4624 (debug_points_to_info_for): Declare.
4625 * tree-optimize.c (init_tree_optimization_passes): Add a
4626 second alias analysis pass after DOM2.
4627 Move pass_del_pta to a later spot.
4628 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
4629 create a name tags when we find a dereferenced pointer. Just
4630 mark the pointer dereferenced.
4631 (collect_points_to_info_for): Move code to clear points-to
4632 information to create_name_tags.
4633 (create_name_tags): New function.
4634 (compute_flow_sensitive_aliasing): Call it.
4635 (setup_pointers_and_addressables): Mark type tags for renaming
4636 here instead of ...
4637 (create_memory_tag): ... here.
4638 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
4639 (dump_points_to_info_for): Declare extern.
4640 (debug_points_to_info_for): New function.
4642 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
4644 * config/arc/arc.md: Switch to DFA-based scheduler description.
4645 * config/arc/arc.c: Switch to DFA-based scheduler description.
4647 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4649 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
4650 pointer.
4652 2004-07-09 Richard Henderson <rth@redhat.com>
4654 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
4655 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4656 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
4657 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4659 * config/v850/v850-protos.h (v850_va_arg): Remove.
4660 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4661 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
4662 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
4663 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
4664 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
4666 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4668 PR target/12133
4669 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
4670 and DImode to use +/-4k offset.
4672 2004-07-09 Richard Henderson <rth@redhat.com>
4674 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
4675 Remove.
4676 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4677 (xstormy16_gimplify_va_arg_expr): Rewrite from
4678 xstormy16_expand_builtin_va_arg.
4679 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
4681 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
4682 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
4684 * config/sh/sh-protos.h (sh_va_arg): Remove.
4685 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4686 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
4687 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
4689 * config/pa/pa-protos.h (hppa_va_arg): Remove.
4690 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4691 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
4692 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
4694 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
4695 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4696 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
4697 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
4699 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4701 * config/sparc/sparc.md (return): Rewrite length formula.
4702 * config/sparc/sparc.c (output_return): Pass 1 as 5th
4703 argument to final_scan_insn when in a delay slot.
4704 (output_sibcall): Likewise.
4706 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
4708 * arm.c (arm_cpp_interwork): New variable.
4709 (arm_override_options): Set it if TARGET_INTERWORK was on the command
4710 line.
4711 * arm.h (arm_cpp_interwork): Declare it.
4712 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
4713 __THUMB_INTERWORK__ in the preprocessor.
4715 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
4717 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
4719 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4721 PR target/16416
4722 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
4723 Override default settings to account for -m32 and -m64.
4725 2004-07-08 Randolph Chung <tausq@debian.org>
4727 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
4729 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
4731 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
4732 before comparing it as such.
4734 2004-07-08 Richard Henderson <rth@redhat.com>
4736 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
4737 temporary. Use bit arithmetic to align.
4739 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
4741 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
4742 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
4743 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
4744 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
4745 add_labels_and_missing_jumps, find_jump_block,
4746 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
4747 Likewise.
4748 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
4749 link_btr_uses, move_btr_def): Likewise.
4750 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
4751 expand_builtin_expect_jump): Likewise.
4752 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
4753 * calls.c (expand_call, emit_library_call_value_1): Likewise.
4754 * cfganal.c (forwarder_block_p): Likewise.
4755 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
4756 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
4757 find_bb_boundaries): Likewise.
4758 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4759 merge_blocks_move_predecessor_nojumps,
4760 merge_blocks_move_successor_nojumps, insns_match_p,
4761 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4762 try_optimize_cfg): Likewise.
4763 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
4764 * cfglayout.c (skip_insns_after_block, label_for_bb,
4765 record_effective_endpoints, insn_locators_initialize,
4766 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
4767 * cfgmainloop.c (create_loop_notes): Likewise.
4768 * cfgrtl.c (delete_insn, delete_insn_chain,
4769 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
4770 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
4771 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
4772 redirect_branch_edge, force_nonfallthru_and_redirect,
4773 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
4774 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
4775 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
4776 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
4777 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
4778 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
4779 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
4780 * combine.c (combine_instructions, can_combine_p, try_combine,
4781 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
4782 distribute_notes, distribute_links, insn_cuid): Likewise.
4783 * cse.c (fold_rtx, cse_insn, cse_around_loop,
4784 invalidate_skipped_block, cse_set_around_loop,
4785 cse_end_of_basic_block, cse_main, cse_basic_block,
4786 cse_condition_code_reg): Likewise.
4787 * cselib.c (cselib_process_insn): Likewise.
4788 * ddg.c (create_ddg): Likewise.
4789 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
4790 Likewise.
4791 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
4792 gen_label_die, dwarf2out_var_location): Likewise.
4793 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
4794 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
4795 last_call_insn, active_insn_p, next_label, prev_label,
4796 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
4797 add_insn_before, remove_insn, add_function_usage_to,
4798 reorder_insns, find_line_note, remove_unnecessary_notes,
4799 emit_insn_after_1, classify_insn): Likewise.
4800 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
4801 connect_post_landing_pads, sjlj_mark_call_sites,
4802 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
4803 can_throw_internal, can_throw_external, set_nothrow_function_flags,
4804 convert_to_eh_region_ranges): Likewise.
4805 * explow.c (optimize_save_area_alloca): Likewise.
4806 * expr.c (expand_expr_real): Likewise.
4807 * final.c (insn_current_reference_address, compute_alignments,
4808 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
4809 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
4810 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
4811 propagate_block_delete_insn, propagate_one_insn,
4812 init_propagate_block_info, propagate_block, libcall_dead_p,
4813 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
4814 Likewise.
4815 * function.c (instantiate_virtual_regs, reorder_blocks_1,
4816 expand_function_start, expand_function_end, contains,
4817 thread_prologue_and_epilogue_insns,
4818 reposition_prologue_and_epilogue_notes): Likewise.
4819 * gcse.c (constprop_register, bypass_conditional_jumps,
4820 insert_insn_end_bb, gcse_after_reload): Likewise.
4821 * genemit.c (gen_expand, gen_split): Likewise.
4822 * genpeep.c (gen_peephole, main): Likewise.
4823 * global.c (build_insn_chain): Likewise.
4824 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
4825 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
4826 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
4827 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
4828 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
4829 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
4830 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
4831 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
4832 dead_or_predicable): Likewise.
4833 * integrate.c (try_constants): Likewise.
4834 * jump.c (rebuild_jump_labels, cleanup_barriers,
4835 purge_line_number_notes, init_label_info, mark_all_labels,
4836 squeeze_notes, get_label_before, get_label_after,
4837 reversed_comparison_code_parts, simplejump_p, pc_set,
4838 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
4839 delete_barrier, delete_prior_computation, delete_computation,
4840 delete_related_insns, delete_for_peephole, redirect_jump):
4841 Likewise.
4842 * lcm.c (optimize_mode_switching): Likewise.
4843 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
4844 Likewise.
4845 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
4846 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
4847 * loop-iv.c (simplify_using_assignment): Likewise.
4848 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
4849 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
4850 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
4851 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
4852 check_insn_for_givs, check_final_value, update_giv_derive,
4853 basic_induction_var, product_cheap_p, check_dbra_loop,
4854 loop_insn_first_p, last_use_this_basic_block,
4855 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
4856 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
4857 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
4858 sms_schedule_by_order): Likewise.
4859 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
4860 * postreload.c (reload_cse_simplify_operands, reload_combine,
4861 reload_cse_move2add): Likewise.
4862 * predict.c (can_predict_insn_p, estimate_probability,
4863 expected_value_to_br_prob, process_note_predictions): Likewise.
4864 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
4865 * profile.c (branch_prob): Likewise.
4866 * ra-build.c (live_out_1, livethrough_conflicts_bb,
4867 detect_webs_set_in_cond_jump): Likewise.
4868 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
4869 ra_print_rtl_with_bb): Likewise.
4870 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
4871 * recog.c (next_insn_tests_no_inequality, find_single_use,
4872 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
4873 * reg-stack.c (next_flags_user, record_label_references,
4874 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
4875 compensate_edge, convert_regs_1): Likewise.
4876 * regclass.c (scan_one_insn): Likewise.
4877 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
4878 regmove_optimize, fixup_match_1, single_set_for_csa,
4879 combine_stack_adjustments_for_block): Likewise.
4880 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
4881 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
4882 find_equiv_reg): Likewise.
4883 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
4884 reload_as_needed, emit_input_reload_insns, do_output_reload,
4885 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
4886 Likewise.
4887 * reorg.c (find_end_label, emit_delay_sequence,
4888 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
4889 get_jump_flags, rare_destination, mostly_true_jump,
4890 try_merge_delay_insns, redundant_insn, own_thread_p,
4891 fill_simple_delay_slots, fill_slots_from_thread,
4892 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
4893 dbr_schedule): Likewise.
4894 * resource.c (find_basic_block, next_insn_no_annul,
4895 find_dead_or_set_registers, mark_target_live_regs): Likewise.
4896 * rtl.h (RTX_PREV): Likewise.
4897 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
4898 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
4899 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4900 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
4901 tablejump_p, computed_jump_p, insns_safe_to_move_p,
4902 find_first_parameter_load, can_hoist_insn_p): Likewise.
4903 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
4904 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
4905 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
4906 schedule_ebbs): Likewise.
4907 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
4908 is_conditionally_protected, can_schedule_ready_p,
4909 add_branch_dependences, debug_dependencies): Likewise.
4910 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
4911 Likewise.
4912 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
4913 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
4914 set_dominates_use, ujump_to_loop_cont): Likewise.
4915 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
4916 * varasm.c (output_constant_pool_1): Likewise.
4918 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4920 * tree-scalar-evolution.c: New file.
4921 * tree-scalar-evolution.h: New file.
4922 * tree-ssa-loop-niter.c: New file.
4923 * Makefile.in (SCEV_H): New.
4924 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
4925 * cfgloop.h (struct loop): Add bounds field.
4926 * tree-flow.h (struct tree_niter_desc): New type.
4927 (number_of_iterations_cond, number_of_iterations_exit,
4928 loop_niter_by_eval, find_loop_niter_by_eval,
4929 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
4930 free_numbers_of_iterations_estimates): Declare.
4931 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
4932 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
4933 * doc/invoke.texi (max-iterations-to-track): Document.
4935 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
4937 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
4938 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
4939 (MODE_AFTER): Add cast appropriately.
4940 * config/sh/sh.md (movdi splitter): Likewise.
4941 (casesi_worker_2): Add const qualifier appropriately.
4942 (eh_return): Remove unused variable.
4943 (insv): Initialize v;
4945 2004-07-08 Richard Henderson <rth@redhat.com>
4947 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
4948 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4949 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
4950 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
4951 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
4953 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
4954 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4955 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
4956 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
4958 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
4959 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4960 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
4961 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
4963 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4964 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4965 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
4966 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
4968 * config/i860/i860-protos.h (i860_va_arg): Remove.
4969 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4970 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
4971 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
4973 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4975 * system.h: Prototype getpagesize if missing.
4976 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
4977 * configure: Regenerate.
4978 * config.in: Regenerate.
4980 2004-07-08 Richard Henderson <rth@redhat.com>
4982 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4983 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4984 (fr30_gimplify_va_arg_expr): New.
4985 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
4986 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
4988 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
4990 PR target/16414
4991 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
4992 of asm_noperands result.
4994 2004-07-08 Richard Henderson <rth@redhat.com>
4996 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
4997 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4998 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
4999 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
5001 2004-07-08 Richard Henderson <rth@redhat.com>
5003 * builtins.c (ind_gimplify_va_arg_expr): New.
5004 * tree.h (ind_gimplify_va_arg_expr): Declare.
5005 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
5007 2004-07-08 Jan Beulich <jbeulich@novell.com>
5009 * expmed.c (extract_bit_field): Correct condition to use vec_extract
5010 patterns also on vector elements other than the first one.
5011 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
5012 break statements.
5014 2004-07-08 Geoffrey Keating <geoffk@apple.com>
5016 * config/rs6000/darwin-ldouble.c: Correct reference
5017 to the Linnainmaa paper.
5019 2004-07-08 Richard Henderson <rth@redhat.com>
5021 * config/arc/arc-protos.h (arc_va_arg): Remove.
5022 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5023 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
5024 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
5026 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
5027 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
5028 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
5029 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
5031 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5033 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
5035 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5037 * c-decl.c (static_ctors, static_dtors): Make static.
5038 (pop_file_scope): Call c_common_write_pch and
5039 cgraph_finalize_compilation_unit here.
5040 (build_cdtor): Moved here from c-objc-common.c; simplify.
5041 (c_write_global_declarations_1): Clarify comment.
5042 (c_write_global_declarations): Close the external scope before
5043 doing anything else. Call build_cdtor, cgraph_optimize, and
5044 mudflap_finish_file here.
5045 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
5046 Clarify comment.
5047 * c-objc-common.c: No need to include cgraph.h.
5048 (build_cdtor): Moved to c-decl.c.
5049 (c_objc_common_finish_file): Delete.
5050 * c-tree.h: Update to match.
5051 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
5052 (generate_static_references): Set TREE_USED before calling finish_decl.
5053 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
5054 on the static_instances_decl.
5056 2004-07-08 Zack Weinberg <zack@codesourcery.com>
5058 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
5059 decls when there is only one input translation unit.
5060 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
5061 change of 2004-07-05; do not treat declarations with
5062 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
5063 * opts.c (cur_in_fname): Delete.
5064 * opts.h: Likewise.
5065 * tree.c: Revert changes of 2004-07-05; no special treatment
5066 for TRANSLATION_UNIT_DECLs.
5067 * Makefile.in (tree.o): Update dependencies.
5069 2004-07-08 Roger Sayle <roger@eyesopen.com>
5071 * builtins.c (fold_builtin_strcpy): Merge functionality from
5072 simplify_builtin_strcpy. Add additional len argument. No longer
5073 static. Remove function prototype.
5074 (fold_builtin_strncpy): Likewise integrate functionality from
5075 simplify_builtin_strncpy. Add additional slen argument. No
5076 longer static. Remove function prototype.
5077 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
5078 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
5079 types of "ignore" and "unlocked" parameters to bool.
5080 (fold_builtin_1): Add additional ignore argument. Call renamed
5081 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
5082 builtins. Update arguments to fold_builtin_strncpy and
5083 fold_builtin_strcpy. Add function prototype.
5084 (fold_builtin): Add additional Boolean ignore argument to pass
5085 to fold_builtin_1.
5086 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
5087 and fold_builtin_strncpy instead of simplify_builtin_fputs,
5088 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
5090 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
5091 simplify_builtin_strncpy): Delete function prototypes.
5092 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
5093 fold_builtin_strncpy): Add function prototypes here.
5094 (fold_builtin): Update function prototype with new "bool ignore".
5096 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
5097 (ccp_fold_builtin): Update call to fold_builtin. Call
5098 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
5099 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
5100 simplify_builtin_strncpy respectively.
5101 * fold-const.c (fold): Update call to fold_builtin.
5103 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5105 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
5106 to strcpy.
5108 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
5109 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
5110 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
5111 * calls.c: Remove ifdefs of macros above.
5112 * functions.c: Likewise.
5113 * expr.c: Likewise.
5115 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5117 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
5118 (arch attribute): Delete.
5119 (current_function_calls_alloca attribute): Rename into calls_alloca.
5120 (calls_eh_return): New attribute.
5121 (leaf_function): Likewise.
5122 (length attribute): Fix formula for sibcalls.
5123 (return insn): Correctly compute the 'length' attribute.
5124 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
5126 2004-07-08 Richard Henderson <rth@redhat.com>
5128 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
5129 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
5130 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
5131 * tree-eh.c (lower_eh_constructs_1): Likewise.
5132 * tree-sra.c (sra_walk_modify_expr): Likewise.
5133 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
5134 (eliminate_unnecessary_stmts): Likewise.
5135 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
5136 * tree-tailcall.c (optimize_tail_call): Likewise.
5137 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
5139 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5140 Jakub Jelinek <jakub@redhat.com>
5142 * config/i386/i386.c (override_options): Enable
5143 SSE prefetches with -mtune, as long as we are
5144 compiling for i686 or higher. All i686 processors
5145 accept SSE prefetches as NOPS, some i586's don't.
5147 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5149 PR target/10567
5150 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
5152 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5154 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
5155 the handling of clobbering ASM_EXPRs.
5157 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5159 PR target/16430
5160 * config/sparc/sparc.c (function_value): In 64-bit mode,
5161 return the aggregates larger than 16 bytes like unions.
5163 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5165 PR target/16199
5166 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
5167 'temp' is zero, generate new pseudos as needed and emit the
5168 sequence of insns in single-assignment form. Resync comments
5169 with code.
5170 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
5171 function before reload.
5173 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
5175 * vec.c (vec_assert_fail): Remove duplicate 'function'.
5177 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
5179 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
5180 Allocation is signed.
5181 (VEC_reserve): Return flag, allocation is signed.
5183 2004-07-08 Richard Henderson <rth@redhat.com>
5185 * tree-ssa-ccp.c (fold_stmt): Get type directly from
5186 OBJ_TYPE_REF_OBJECT.
5188 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
5189 Neil Booth <neil@daikokuya.co.uk>
5191 PR c/2511
5192 PR c/3325
5193 * c-decl.c (finish_struct): Ensure bit-fields are given the
5194 correct type.
5195 * c-common.c (c_common_signed_or_unsigned_type): For C, require
5196 the precision to match as well as the mode.
5197 * expr.c (reduce_to_bit_field_precision): New function.
5198 (expand_expr_real_1): Reduce expressions of bit-field type to
5199 proper precision.
5200 * langhooks.h (reduce_bit_field_operations): New hook.
5201 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5202 Define.
5203 * c-lang.c, objc/objc-lang.c
5204 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
5205 * objc/objc-act.c (check_ivars): Convert types to bit-field types
5206 before checking.
5207 * tree.c (build_nonstandard_integer_type): New function.
5208 * tree.h (build_nonstandard_integer_type): New prototype.
5209 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
5210 conversions between integer and boolean types as useless.
5212 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5214 * c-common.c (c_common_nodes_and_builtins): Do not
5215 create __builtin_ptrdiff_t and __builtin_size_t.
5217 2004-07-08 Andrew Pinski <apinski@apple.com>
5219 * Makefile.in (libbackend.o): Add -combine to the gcc
5220 command line.
5222 2004-07-08 Nick Clifton <nickc@redhat.com>
5224 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
5225 Set to -Os.
5227 2004-07-08 Richard Henderson <rth@redhat.com>
5229 * except.c (expand_eh_region_start, expand_eh_region_end,
5230 expand_eh_handler, expand_eh_region_end_cleanup,
5231 expand_start_all_catch, expand_start_catch, expand_end_catch,
5232 expand_end_all_catch, expand_eh_region_end_allowed,
5233 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
5234 expand_eh_region_end_fixup): Remove.
5235 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
5236 cleanups, outer_cleanups, label_chain, exception_region.
5237 (struct goto_fixup): Remove stack_level, cleanup_list_list.
5238 (struct label_chain): Remove.
5239 (struct stmt_status): Remove x_stack_block_stack.
5240 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
5241 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
5242 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
5243 end_cleanup_deferral, last_cleanup_this_contour,
5244 containing_blocks_have_cleanups_or_stack_level,
5245 any_pending_cleanups): Remove.
5246 (expand_null_return_1): Take no arguments.
5247 (expand_label, expand_naked_return, expand_return,
5248 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
5249 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
5250 expand_end_case_type): Don't use any of them.
5251 * calls.c (expand_call): Likewise.
5252 * dojump.c (do_jump): Likewise.
5253 * function.c (expand_function_end): Likewise.
5254 * expr.c (store_expr, expand_expr_real_1): Likewise.
5255 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
5256 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
5257 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
5258 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
5259 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
5260 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
5261 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
5262 for WITH_CLEANUP_EXPR.
5263 (gimple_push_cleanup): Likewise.
5264 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
5265 * print-tree.c (print_node): Likewise.
5266 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
5267 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
5268 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
5269 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
5270 (GOTO_SUBROUTINE_EXPR): Remove.
5271 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
5272 (DECL_TOO_LATE): Remove.
5273 * except.h, tree.h: Update decls.
5275 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
5277 * explow.c (optimize_save_area_alloca): Do not accept parameters.
5278 * passes.c (rest_of_handle_final): Handle symout.
5279 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
5280 Push timevar here.
5281 (rest_of_handle_sched): Break out SMS. Remove ifs for
5282 flag_schedule_insns and flag_modulo_sched.
5283 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
5284 collect at the end.
5285 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
5286 (rest_of_handle_partition_blocks, rest_of_handle_sms,
5287 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
5288 rest_of_handle_mode_switching, rest_of_handle_jump,
5289 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
5290 rest_of_handle_jump2, rest_of_handle_postreload,
5291 rest_of_handle_flow2, rest_of_clean_state,
5292 rest_of_handle_shorten_branches,
5293 rest_of_handle_prologue_epilogue,
5294 rest_of_handle_branch_target_load_optimize): New.
5295 (rest_of_compilation): Call the above. Remove ggc_collect
5296 calls moved to rest_of_handle_*.
5297 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
5299 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
5300 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
5301 * except.h (set_nothrow_function_flags): Update comment.
5302 * function.c (current_function_nothrow): Remove.
5303 * output.h (current_function_nothrow): Remove.
5304 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
5305 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
5307 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5309 PR bootstrap/16326
5310 * reorg.c: Revert 2004-06-30 change.
5311 (find_end_label): If HAVE_epilogue and !HAVE_return,
5312 return 0 instead of creating a label at the end of the insn chain.
5313 (optimize_skip): Account for the failure mode of find_end_label.
5314 (fill_simple_delay_slots): Likewise.
5315 (fill_slots_from_thread): Likewise.
5316 (relax_delay_slots): Likewise.
5318 2004-07-08 Diego Novillo <dnovillo@redhat.com>
5320 * tree-flow.h (addressable_vars): Declare.
5321 * tree-ssa-alias.c (addressable_vars): Define.
5322 (setup_pointers_and_addressables): Add addressable variables
5323 to addressable_vars.
5324 * tree-ssa-operands.c (get_stmt_operands): Move
5325 handling of ASM_EXPRs ...
5326 (get_asm_expr_operands): ... here.
5327 When the ASM_EXPR clobbers memory, also clobber addressable
5328 variables.
5329 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
5330 (delete_tree_ssa): Reset addressable_vars.
5332 2004-07-07 Jan Beulich <jbeulich@novell.com>
5333 Richard Henderson <rth@redhat.com>
5335 * varasm.c (assemble_variable): Use assemble_zeros for
5336 zero-initialized variables.
5337 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
5338 for SECCAT_BSS and SECCAT_TBSS.
5340 2004-07-07 Jan Beulich <jbeulich@novell.com>
5342 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
5344 * expmed.c (emit_store_flag): Also special-case double-word
5345 (in-)equality comparison against -1.
5347 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
5348 passing arguments the containers for which are registers.
5350 * calls.c (emit_library_call_value_1): Use mode of function parameter
5351 rather than that of argument since constants have none.
5353 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
5355 Introduce H8SX support.
5356 * expr.c (expand_strcpy): Renamed and moved to...
5357 * builtins.c (expand_movstr): ... here. Tweak.
5358 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
5359 computed or has side effects.
5360 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
5361 unused, or if mempcpy fails. Adjust the return value in the
5362 latter case. Use movstr if everything else fails.
5363 * doc/md.texi (movstr): Document.
5364 (movmemM, clrmemM): Fix explanation of memory block operands.
5365 * config/h8300/h8300.md (stpcpy): Renamed to...
5366 (movstr): ... this. Adjust.
5367 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5368 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
5369 movmem* and clrstr* to clrmem*.
5370 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
5371 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
5372 GENERAL_REGS, always.
5373 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
5374 getting the stack pointer as addr.
5375 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
5376 from general_operand_dst.
5377 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
5378 variant of...
5379 (movmd_internal): ... this. Add modes to operands. Disparage `D'
5380 instead of requiring it to match only before reload.
5381 (stpcpy_internal_normal): New, normal-mode variant of...
5382 (stpcpy_internal): ... this. Add modes to operands. Disparage
5383 `D' instead of requiring it to match only before reload.
5384 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
5385 mode argument.
5386 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
5387 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
5388 h8300_get_index.
5389 * config/h8300/h8300.md (attr type): Add call.
5390 (attr can_delay): If type is call, set it no.
5391 (call, call_value): Set type to call.
5392 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
5393 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
5394 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
5395 * tree.c (get_narrower): Don't narrow integral types into
5396 non-integral types.
5397 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
5398 frame_size *before* the first use.
5399 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
5400 on input.
5401 (peephole2): Don't widen instructions that push SP. Move
5402 decrement of SP to the end of all stm-generating peepholes.
5403 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5404 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
5405 and OR to set it to all ones.
5406 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
5407 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
5408 (call, call_value): Set can_delay to "no".
5409 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
5410 * config/h8300/h8300.md (extzv): Make subreg check more robust.
5411 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5412 * config/h8300/h8300.md (*brabit): Remove.
5413 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
5414 zero_extract. Use bit_memory_operand as the predicate for
5415 operand 1 and 'WU' as the constraint. Check the difference
5416 between the base length and the final one when deciding which
5417 type of branch to use.
5418 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5419 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
5420 Use convert_move to extend the result for TARGET_H8300SX. Check
5421 for QImode memory references. Optimize the case where the
5422 destination is a paradoxical subreg.
5423 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5424 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
5425 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
5426 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
5427 * config/h8300/h8300.md: Include mova.md
5428 (length_table): Add mova and mova_zero.
5429 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
5430 after all constant addresses for '%R', '%X', '%T' and '%S'.
5431 (h8300_mova_length): New function.
5432 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
5433 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
5434 dependencies for s-config, etc.
5435 * config/h8300/gemova.sh: New file.
5436 * config/h8300/mova.md: Generated.
5437 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
5438 * config/h8300/h8300.c (h8300_bitfield_length): New.
5439 (nibble_operand): Adjust.
5440 (h8300_binary_length): Handle conditional binary op.
5441 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
5442 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
5443 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
5444 and P#<0, unused so far. W and Y are now prefixes to multi-letter
5445 constraints. WU is introduced as a variant of U that requires a
5446 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
5447 * config/h8300/h8300.md (attr type): Added bitbranch.
5448 (attr length_table): Added bitfield and bitbranch.
5449 (attr length): Compute bitbranch length.
5450 (andqi): Separate pattern for H8300SX. Use bfld for loading the
5451 least-significant bit of a byte.
5452 (brabit, brabc, brabs): New.
5453 (insv, extzv): Emit bfst and bfld on H8300SX.
5454 (bfld, bfst, seq, sne): New.
5455 (bstzhireg, cmpstz, bstz, bistz): New.
5456 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
5457 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
5458 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
5459 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
5460 (h8sx_unary_memory_operator): New function.
5461 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
5462 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
5463 * config/h8300/h8300.md: Add peepholes to combine reloads and
5464 arithmetic insns.
5465 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5466 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
5467 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
5468 (and?i, ior?i, xor?i): Likewise.
5469 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
5470 * config/h8300/h8300.c: Move enums and prototypes to head of file.
5471 Various whitespace fixes.
5472 (h8300_constant_length): New function, split out from...
5473 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
5474 (h8300_classify_operand): Use IN_RANGE.
5475 (h8300_classify_operand): Use h8300_constant_length.
5476 (h8300_short_move_mem_p): Tighten size check.
5477 (h8sx_mergeable_memrefs_p): Tighten equality check.
5478 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
5479 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
5480 for -msx.
5481 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
5482 * config/h8300/crtn.asm: Likewise.
5483 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
5484 if __H8300SX__ is defined.
5485 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
5486 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
5487 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
5488 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
5489 addresses as mode-dependent.
5490 * config/h8300/h8300.c (print_operand_address): Update call to
5491 h8300_get_index.
5492 (h8300_get_index): Take a mode argument. Rework to fix an
5493 earlier misunderstanding.
5494 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
5495 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
5496 into a register if TARGET_H8300SX.
5497 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
5498 TARGET_H8300SX. Also disable related define_splits.
5499 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
5500 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
5501 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
5502 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5503 * config/h8300/h8300.h (OK_FOR_Z): New macro.
5504 (EXTRA_CONSTRAINT_STR): Check it.
5505 * config/h8300/h8300.c (h8300_classify_operand): Accept null
5506 class arguments.
5507 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
5508 * config/h8300/h8300.md (length_table): Add mov_imm4.
5509 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
5510 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
5511 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
5512 be a label.
5513 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
5514 * config/h8300/h8300.c (h8300_reorg): New function.
5515 (TARGET_MACHINE_DEPENDENT_REORG): Define.
5516 * config/h8300/h8300.md (length): Subtract the length of the
5517 delay slot from (pc) when checking the range of forward branches.
5518 (delay_slot, can_delay): New attributes.
5519 (define_delay): Add bra/s handling.
5520 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
5521 (jump): Add delayed-branch handling.
5522 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
5523 * expr.c (expand_strcpy): New function.
5524 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
5525 (expand_builtin_stpcpy): Likewise.
5526 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
5527 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
5528 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
5529 handling to improve register allocation for -fno-omit-frame-pointer.
5530 (h8sx_split_movmd): Delete, moving er6 handling into...
5531 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
5532 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
5533 (movmd): Add calls to copy_rtx.
5534 (movmd_internal): In the second alternative, allow the initial and
5535 final destination registers to be different . Update the splitter
5536 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
5537 instead of h8sx_split_movmd.
5538 (stpcpy, movsd): New expanders.
5539 (movsd_internal): New define_insn.
5540 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
5541 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
5542 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
5543 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
5544 and DESTINATION_REGS.
5545 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
5546 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
5547 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
5548 (h8300_move_ratio): Declare.
5549 (MOVE_RATIO): Use it.
5550 * config/h8300/h8300.c (h8300_move_ratio): New variable.
5551 (h8300_init_once): Initialize it.
5552 (h8300_reg_class_from_letter): New function.
5553 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
5554 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
5555 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
5556 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
5557 (movstrsi, movmd): New expanders.
5558 (movmd_internal): New insn.
5559 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
5560 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
5561 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
5562 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
5563 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
5564 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5565 * config/h8300/h8300.c (nibble_operand): Fix warning.
5566 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
5567 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
5568 (movsf_h8300h): Disable for TARGET_H8300SX.
5569 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5570 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
5571 h8300_stm_parallel and h8300_return_parallel.
5572 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
5573 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
5574 h8300_stm_parallel, h8300_return_parallel): New functions.
5575 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
5576 if TARGET_H8300SX. Use h8300_push_pop.
5577 (h8300_expand_epilogue): Likewise. Try to merge the return insn
5578 and final pop when generating h8sx code. Always emit some form
5579 of return insn.
5580 * config/h8300/h8300.md: Don't enforce register alignment in
5581 stm peepholes if TARGET_H8300SX.
5582 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
5583 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
5584 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
5585 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
5586 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
5587 (MULTILIB_DIRNAMES): Add a directory for it.
5588 (MULTILIB_MATCHES): Delete.
5589 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5590 * final.c (walk_alter_subreg): Handle addresses with subregs
5591 inside a ZERO_EXTEND or AND.
5592 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
5593 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
5594 if TARGET_H8300SX.
5595 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
5596 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
5597 @(dd,Rn.w) and @(dd,ERn.L).
5598 (h8300_displacement_size): Take the whole address as argument.
5599 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
5600 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
5601 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
5602 (h8sx_mergeable_memrefs_p): Declare.
5603 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
5604 (HAVE_PRE_INCREMENT): Likewise.
5605 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
5606 addresses for TARGET_H8300SX,
5607 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
5608 and POST_DEC.
5609 (movb_length_table, movl_length_table): New tables.
5610 (movw_length_table): Define to movb_length_table.
5611 (h8300_displacement_size): New, split out from...
5612 (h8300_classify_address): ...here. Handle pre/post inc/dec.
5613 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
5614 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
5615 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
5616 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
5617 (compute_plussi_length, compute_plussi_cc): Update accordingly.
5618 (h8sx_unary_shift_operator): Get the mode from the operator.
5619 (binary_shift_operator): Likewise.
5620 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
5621 a memory reference, check whether the reference is offsettable.
5622 (length_table): Add movb, movw and movl.
5623 (movqi): Add new h8sx pattern. Don't force one operand to be a
5624 register when generating h8sx code.
5625 (movhi, movsi, movsf): Likewise.
5626 (movstrictqi): Use the length_table attribute.
5627 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
5628 (addqi3): Split into a define_expand and define_insn. Don't accept
5629 memory operands in the expander. Use h8300_operands_match_p to
5630 check for matching operands in the define_insn.
5631 (subqi3, negqi2, one_cmplqi2): Likewise.
5632 (add[hs]i3): Don't accept memory operands in the expander. Likewise
5633 in any patterns that are unused in h8sx code. In the h8sx patterns,
5634 use h8300_operands_match_p to check whether operands match.
5635 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
5636 one_cmpl[hs]i3): Likewise.
5637 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
5638 in the expander.
5639 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
5640 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
5641 (h8300_insn_length_from_table): Add a second parameter.
5642 (output_h8sx_shift): Declare.
5643 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
5644 (EXTRA_CONSTRAINT): Replace with...
5645 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
5646 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
5647 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
5648 and h8sx_binary_shift_operator.
5649 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
5650 for TARGET_H8300SX.
5651 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
5652 (bit_memory_operand, fix_bit_operand): Likewise.
5653 (h8300_length_table_for_insn): Remove.
5654 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
5655 instructions.
5656 (h8300_short_immediate_length, h8300_binary_length): New functions.
5657 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
5658 (output_plussi): Use sub to add negative constants.
5659 (compute_plussi_length): Adjust accordingly.
5660 (h8sx_single_shift_type): New enum.
5661 (h8sx_single_shift, h8sx_unary_shift_operator,
5662 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
5663 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
5664 single h8sx instruction. Return false in this case.
5665 * config/h8300/h8300.md (length_table): Add short_immediate.
5666 (length): Pass the operand array to h8300_insn_length_from_table.
5667 (adjust_length): Assume "no" for insns with a length_table attribute.
5668 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
5669 (*addhi3_h8300hs): Don't use for h8sx.
5670 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
5671 and sub.w #xx:3.
5672 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
5673 1's predicate to nonimmediate_operand. Only skip default expansion
5674 if expand_a_shift or expand_a_rotate returns true. Add new patterns
5675 for single h8sx shift instructions.
5676 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
5677 * config/h8300/h8300.c (nibble_operand): Split out of...
5678 (reg_or_nibble_operand): ... this.
5679 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
5680 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
5681 umulhisi3): Introduce expand, and introduce separate insns for
5682 sign- or zero-extended REG and already-extended CONST_INT.
5683 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
5684 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
5685 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
5686 (subhi3): Likewise. Don't accept immediates for operand 1.
5687 Remove the early clobber from second alternative of the h8300s pattern.
5688 (subsi3): Generalize for h8sx. Force operand 2 into a register
5689 on plain h8300 targets.
5690 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
5691 (subsi3_h8300h): Generalize for h8sx.
5692 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
5693 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
5694 * config/h8300/h8300.c (reg_or_nibble_operand): New.
5695 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5696 (TARGET_H8300SXMUL): New.
5697 (CONST_OK_FOR_P): New.
5698 (CONST_OK_FOR_LETTER_P): Adjust.
5699 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
5700 umulhisi3): Accept 4-bit immediate on H8SX.
5701 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
5702 (udivsi3, divhi3, udivsi3, divsi3): New.
5703 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
5704 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
5705 * config/h8300/h8300.h (OK_FOR_Q): New macro.
5706 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
5707 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
5708 Add ADDRESSOF to the bit_operand entry.
5709 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
5710 (h8300_src_operand): Likewise.
5711 (bit_operand): Check nonimmediate_operand rather than general_operand.
5712 Accept any nonimmediate_operand in h8sx code.
5713 (h8300_and_costs): Initialize operands[1].
5714 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
5715 (h8300_operand_class): New enum.
5716 (h8300_length_table): New typedef.
5717 (addb_length_table, addw_length_table, addl_length_table,
5718 logicl_length_table): New tables.
5719 (logicb_length_table, logicw_length_table): New macros.
5720 (h8300_classify_operand, h8300_length_from_table,
5721 h8300_length_table_for_insn, h8300_unary_length,
5722 h8300_insn_length_from_table): New functions.
5723 (output_plussi): Only use adds and subs for register destinations.
5724 Disable redundant clause.
5725 (compute_plussi_cc): Likewise.
5726 (compute_plussi_length): Likewise. Use h8300_length_from_table
5727 to work out the length of an insn.
5728 (output_logical_op): Only use narrower immediate instructions
5729 if the destination is a register.
5730 (compute_logical_op_cc): Likewise.
5731 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
5732 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
5733 * config/h8300/h8300.md (length_table): New attribute.
5734 (length): When an instruction has a length_table attribute, use
5735 h8300_insn_length_from_table to calculate its default length.
5736 (cmpqi): Use h8300_dst_operand for the first operand and
5737 h8300_src_operand for the second.
5738 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
5739 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
5740 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
5741 iorsi3, xorhi3, xorsi3): Likewise.
5742 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
5743 so that it allows any combination of operands for TARGET_H8300SX.
5744 (iorqi3, xorqi3): Likewise.
5745 (cmpqi): Use the length_table attribute.
5746 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
5747 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5748 (cmpqi): Add 'Q' constraint.
5749 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
5750 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
5751 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
5752 * config/h8300/h8300.h (MASK_H8300SX): New macro.
5753 (TARGET_H8300S): True for both -ms and -msx.
5754 (TARGET_H8300SX): New macro.
5755 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
5756 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
5757 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
5758 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
5759 [Temporary change.]
5760 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
5761 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
5762 16-bit pointers and 32-bit ints.
5763 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
5764 CONST_DOUBLE with mode no wider than SImode.
5765 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
5766 output operand.
5767 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
5768 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
5769 or SUBREG thereof.
5770 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
5771 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
5772 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
5774 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5776 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
5778 2004-07-07 Per Bothner <per@bothner.com>
5780 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
5782 2004-07-07 Mike Stump <mrs@apple.com>
5784 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
5785 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
5786 (machopic_finish): Likewise.
5788 2004-07-07 Richard Henderson <rth@redhat.com>
5790 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
5791 through any value-preserving cast.
5793 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5795 * function.c (assign_parm_find_data_types): Call
5796 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
5798 2004-07-07 Steven Bosscher <stevenb@suse.de>
5800 * tree-cfg.c (group_case_labels): Remove case labels that have
5801 the same target as the default case.
5803 2004-07-07 Steven Bosscher <stevenb@suse.de>
5805 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
5806 regardless of DECL_LANG_SPECIFIC being present or not.
5807 * tree.h (DECL_NUM_STMTS): Purge.
5809 2004-07-07 Andrew Pinski <apinski@apple.com>
5811 * configure: Regenerate with the right autoconf.
5813 2004-07-07 David Edelsohn <edelsohn@gnu.org>
5815 * ifcvt.c (total_bb_rtx_cost): New function.
5816 (find_if_case_1): Compare rtx_cost of basic block to cost of
5817 BRANCH_COST insns.
5818 (find_if_case_2): Same.
5820 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5822 PR target/10567
5823 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
5824 (output_return): Likewise.
5825 (output_sibcall): Abort if !flag_delayed_branch.
5826 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
5827 (emit_and_preserve): New function.
5828 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
5829 indirect jump to the thunked-to function if !flag_delayed_branch.
5830 * config/sparc/sparc.md (delayed_branch): New attribute.
5831 (load_pcrel_sym): Honor flag_delayed_branch. Use above
5832 attribute to compute the length of the insn.
5833 (goto_handler_and_restore): Likewise.
5835 2004-07-07 Andrew Pinski <apinski@apple.com>
5837 PR tree-optimization/15777
5838 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
5840 * expr.c (expand_expr_real_1): Fix formating.
5841 BUFFER_REF and IN_EXPR are dead.
5842 * fold-const.c (non_lvalue): BUFFER_REF is dead.
5843 * tree-inline.c (estimate_num_insns_1): Likewise.
5844 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
5845 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
5846 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
5848 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
5850 * collect2.c (dump_file): Don't call cplus_demangle if
5851 HAVE_LD_DEMANGLE is defined.
5852 (main): Pass "--demangle" to ld if no_demangle is not 0 and
5853 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
5854 if HAVE_LD_DEMANGLE is defined.
5856 * configure.ac (--with-demangler-in-ld): Added
5857 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
5858 --with-demangler-in-ld is used.
5859 * config.in: Regenerated.
5860 * configure: Likewise.
5862 2004-07-07 Roger Sayle <roger@eyesopen.com>
5864 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
5865 for simple floating point operations "fp", double precision
5866 multiplication "dmul", and single and double precision division
5867 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
5868 (ppc630_cost): New table split from ppc620_cost, to distinguish
5869 differences in floating point latencies.
5870 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
5871 (rs6000_rtx_costs): Add support for single and double precision
5872 floating point addition, subtraction, multiplication, division,
5873 fused-multiply-add, fused-multiply-sub, negation, absolute value
5874 and negative absolute value. Tweak MEM case to use prefered idiom.
5876 2004-07-07 Richard Henderson <rth@redhat.com>
5878 * tree-flow-inline.h (may_propagate_copy): Move...
5879 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
5880 attempt to copy between types requiring conversion.
5881 * tree-flow.h (may_propagate_copy): Update decl.
5882 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
5884 2004-07-07 Jakub Jelinek <jakub@redhat.com>
5886 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
5887 from -mtune= option.
5889 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
5891 * builtins.c: Rename movstr*, except for movstrict*, to
5892 movmem* and clrstr* to clrmem*.
5893 * expr.c: Likewise.
5894 * expr.h: Likewise.
5895 * genopinit.c: Likewise.
5896 * integrate.c: Likewise.
5897 * local-alloc.c: Likewise.
5898 * optabs.c: Likewise.
5899 * optabs.h: Likewise.
5900 * config/alpha/alpha.h: Likewise.
5901 * config/alpha/alpha.md: Likewise.
5902 * config/arm/arm-protos.h: Likewise.
5903 * config/arm/arm.c: Likewise.
5904 * config/arm/arm.md: Likewise.
5905 * config/avr/avr.md: Likewise.
5906 * config/c4x/c4x.c: Likewise.
5907 * config/c4x/c4x.md: Likewise.
5908 * config/frv/frv.md: Likewise.
5909 * config/i386/i386-protos.h: Likewise.
5910 * config/i386/i386.c: Likewise.
5911 * config/i386/i386.h: Likewise.
5912 * config/i386/i386.md: Likewise.
5913 * config/i860/i860.c: Likewise.
5914 * config/i860/i860.md: Likewise.
5915 * config/ip2k/ip2k.md: Likewise.
5916 * config/ip2k/libgcc.S: Likewise.
5917 * config/ip2k/t-ip2k: Likewise.
5918 * config/m32r/m32r.c: Likewise.
5919 * config/m32r/m32r.md: Likewise.
5920 * config/mcore/mcore.md: Likewise.
5921 * config/mips/mips.c: Likewise.
5922 * config/mips/mips.md: Likewise.
5923 * config/ns32k/ns32k.c: Likewise.
5924 * config/ns32k/ns32k.h: Likewise.
5925 * config/ns32k/ns32k.md: Likewise.
5926 * config/pa/pa.c: Likewise.
5927 * config/pa/pa.md: Likewise.
5928 * config/pdp11/pdp11.h: Likewise.
5929 * config/pdp11/pdp11.md: Likewise.
5930 * config/rs6000/rs6000.c: Likewise.
5931 * config/rs6000/rs6000.md: Likewise.
5932 * config/s390/s390-protos.h: Likewise.
5933 * config/s390/s390.c: Likewise.
5934 * config/s390/s390.md: Likewise.
5935 * config/sh/lib1funcs.asm: Likewise.
5936 * config/sh/sh.c: Likewise.
5937 * config/sh/sh.md: Likewise.
5938 * config/sh/t-sh: Likewise.
5939 * config/sparc/sparc.h: Likewise.
5940 * config/vax/vax.md: Likewise.
5941 * config/xtensa/xtensa.c: Likewise.
5942 * config/xtensa/xtensa.md: Likewise.
5943 * doc/invoke.texi: Likewise.
5944 * doc/md.texi: Likewise.
5945 * doc/rtl.texi: Likewise.
5947 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
5949 PR target/16407
5950 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
5951 * config/mips/mips.c (mips_declare_common_object): New function,
5952 mostly split out from...
5953 (mips_output_aligned_decl_common): ...here.
5954 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
5955 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
5956 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
5957 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
5959 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5961 PR c/16392
5962 * function.c (assign_parms): Fix typo from previous change.
5964 2004-07-07 Jason Merrill <jason@redhat.com>
5966 PR c++/15815
5967 * doc/extend.texi (C++ Interface): Correct information and
5968 discourage use.
5970 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
5972 PR target/16130
5973 PR target/16142
5974 PR target/16143
5975 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
5976 insn.
5978 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5980 PR target/1679.
5981 * config/m32r/m32r.c (m32r_function_symbol): New function:
5982 Generate a symbol name RTX with the correct m32r specific flags
5983 set.
5984 (block_move_call): Use new function to generate correct symbol.
5985 * config/m32r/m32r-protos.h: Add prototype for new funcion.
5986 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
5987 function.
5989 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
5991 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
5992 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
5993 TYPE_BINFO_BASETYPE): Remove.
5994 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
5995 to ...
5996 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
5997 here.
5998 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
5999 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
6000 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
6001 (struct tree_binfo): Rename base_types to base_binfos.
6002 * alias.c (record_component_aliases): Adjust BINFO macros.
6003 * dbxout.c (dbxout_type): Likewise.
6004 * dwarf2out.c (gen_member_die): Likewise.
6005 * sdbout.c (sdbout_one_type): Likewise.
6006 * tree-dump.c (deque_and_dump): Likewise.
6007 * config/i386/i386.c (classify_argument,
6008 contains_128bit_aligned_vector_p): Likewise.
6010 2004-07-07 Nick Clifton <nickc@redhat.com>
6012 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
6013 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
6015 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
6017 * vec.h: Fix the example use.
6019 2004-07-06 Richard Henderson <rth@redhat.com>
6021 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
6022 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
6023 * tree-inline.c (copy_body_r, setup_one_parameter,
6024 initialize_inlined_parameters, expand_call_inline,
6025 declare_inline_vars): Don't check it.
6026 (expand_calls_inline): Remove old version, rename new version
6027 from gimple_expand_calls_inline.
6028 * tree-optimize.c (execute_gimple): Remove.
6029 (pass_gimple): Don't run anything.
6031 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6033 * doc/sourcebuild.texi: Use semicolons instead of commas in
6034 section title.
6036 2004-07-06 Richard Henderson <rth@redhat.com>
6038 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
6039 (sra_walk_modify_expr, scan_init): Likewise.
6040 (generate_element_zero): Check visited before scanning children.
6041 (generate_element_init): Set visited on error.
6042 (scalarize_init): Handle generate_element_init failure similar
6043 to use_block_copy.
6045 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
6047 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
6048 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
6050 2004-07-06 Richard Henderson <rth@redhat.com>
6052 * config/i386/i386.c (legitimize_pic_address): Make static.
6053 (legitimize_address): Handle CONST with TLS operand.
6054 (ix86_expand_move): Don't call legitimize_pic_address directly.
6055 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
6057 2004-07-06 Roger Sayle <roger@eyesopen.com>
6059 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
6060 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
6061 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
6062 is currently executed unconditionally, i.e. not in "else_bb".
6064 2004-07-06 Steven Bosscher <stevenb@suse.de>
6066 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
6067 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6068 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
6069 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6070 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
6071 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6072 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
6073 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6074 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
6075 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6076 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
6077 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6078 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
6079 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6080 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
6081 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
6083 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6085 * dojump.c (do_jump): REFERENCE_EXPR is dead.
6086 * expr.c (expand_expr_real_1): Ditto.
6087 * tree-inline.c (estimate_num_insns_1): Ditto.
6088 * tree-pretty-print.c (dump_generic_node): Ditto.
6089 (op_symbol): Ditto.
6090 * tree.def: Ditto.
6092 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
6094 * tree-ssa-pre.c (reference_node_pool): New pool.
6095 (find_or_generate_expression): Class 'r' is okay too.
6096 (create_value_expr_from): Ditto.
6097 (add_to_sets): LHS should not include vuses.
6098 (eliminate): Ditto.
6099 (compute_avail): Reverse ordering of tests.
6100 Valuize INDIRECT_REF as well.
6102 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
6104 PR rtl-optimization/16380
6105 * loop.c (check_dbra_loop): Sink comparison instructions if they
6106 do something other than set cc0.
6108 2004-07-06 James E Wilson <wilson@specifixinc.com>
6110 * doc/interface.texi (longjmp and automatic variables): Delete
6111 paragraph recommending taking the address of a variable.
6113 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6115 * vec.h (VEC_embedded_alloc): Remove.
6116 (VEC_embedded_size, VEC_embedded_init): New.
6117 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
6118 MEM_STAT_INFO.
6119 (VEC_truncate): New.
6120 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
6121 (vec_embedded_alloc): Remove.
6122 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
6123 (vec_embedded_alloc): Remove.
6125 2004-07-06 Mark Mitchell <mark@codesourcery.com>
6127 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
6128 (gt-langhooks.h): Remove.
6130 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
6132 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
6134 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6136 * config/sparc/sparc.c (get_pc_symbol): Rename into
6137 add_pc_to_pic_symbol.
6138 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
6139 (load_pic_register): Account for previous changes.
6140 Use reg_names. Don't create the label twice.
6141 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
6142 UNSPEC_LOAD_PCREL_SYM.
6143 (get_pc): Rename into load_pcrel_sym. Add predicate to
6144 operands. Remove condition.
6146 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
6148 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
6149 RECORD, UNION & QUAL_UNION is actually a binfo.
6151 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
6152 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
6153 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
6154 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
6155 * dwarf2out.c (add_data_member_location_attribute): Likewise.
6156 (gen_inheritance_die): Likewise.
6157 * tree-dump.c (deque_and_dump): Likewise.
6158 * doc/c-tree.texi (Binfos): Add under reconstruction note.
6160 2004-07-06 Steven Bosscher <stevenb@suse.de>
6162 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6163 Define.
6164 * config/mcore/mcore.md: Model memory latency with a simple DFA
6165 pipeline description instead of a define_function_unit.
6167 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6169 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
6170 * langhooks.h (var_mod_type_p): Likewise.
6171 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
6172 * expr.c (count_type_elements): Properly handle return from
6173 array_type_nelts and properly test for overflow.
6174 * gimplify.c (gimplify_init_constructor): Properly handle return
6175 from array_type_nelts.
6176 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
6177 * integrate.c (copy_decl_for_inlining): Correct comments.
6178 * tree-inline.c (remap_decl): Update comments, remove dead code,
6179 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
6180 (remap_type): Only remap if variably modified by vars in function
6181 being inlined.
6182 (copy_body_r): Use compatible_type langhooks to see when can fold.
6183 (setup_one_parameter): Don't remap type.
6184 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
6185 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
6186 compute TREE_INVARIANT for decl case.
6187 (find_var_from_fn): New function.
6188 (variably_modified_type_p): Add arg and call new function.
6189 * tree.h (variably_modified_type_p): Add extra arg.
6191 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6193 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
6194 (goto_handler_and_restore_v9): Delete disabled insn.
6195 (goto_handler_and_restore_v9_sp64): Likewise.
6197 2004-07-05 Roger Sayle <roger@eyesopen.com>
6199 * calls.c (load_register_parameters): Call expand_shift instead
6200 of expand_binop with ashl_optab (or other shift optab) directly.
6201 * expr.c (emit_group_load, emit_group_store): Likewise.
6202 * function.c (assign_parm_setup_block): Likewise.
6203 * stmt.c (shift_return_value): Likewise.
6205 2004-07-05 Jakub Jelinek <jakub@redhat.com>
6207 * expr.c (expand_assignment): Disable the bitfield += optimizations.
6209 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6211 * doc/sourcebuild.texi: Revert previous patch.
6213 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6215 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
6216 TARGET_MEM_FUNCTIONS.
6217 * system.h: Poison TARGET_MEM_FUNCTIONS.
6218 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
6219 bcmp_libfunc, bzero_libfunc): Remove.
6220 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
6221 bzero_libfunc.
6222 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
6223 * doc/standards.texi: Don't mention calling BSD string functions.
6224 * doc/invoke.texi: Likewise. Mention that memmove may be called.
6225 * config/vax/t-memfuncs: New.
6226 * config/memcmp.c, config/memcpy.c, config/memmove.c,
6227 config/memset.c: New.
6228 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
6229 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
6230 vax/t-memfuncs.
6231 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
6232 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
6233 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
6234 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
6235 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
6236 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
6237 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
6238 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
6239 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
6240 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
6242 2004-07-05 Richard Henderson <rth@redhat.com>
6244 * function.c (assign_parm_setup_reg): Properly rename variables in
6245 FUNCTION_ARG_CALLEE_COPIES section.
6247 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6249 * tree-mudflap.c: Include cgraph.h.
6250 (mf_init_extern_trees): Rename to mudflap_init. Export.
6251 Rewrite to create synthetic declarations instead of looking
6252 up declarations from mf-runtime.h.
6253 (mf_make_builtin, mf_make_cache_struct_type): New functions.
6254 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
6255 Correct commentary.
6256 (execute_mudflap_function_decls, mudflap_register_call):
6257 Don't call mf_init_extern_trees.
6258 (mudflap_finish_file): Use cgraph_build_static_cdtor.
6260 * tree-mudflap.h: Update prototypes.
6261 * c-mudflap.c: Delete file.
6262 * c-common.c: Include tree-mudflap.h.
6263 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
6264 * Makefile.in: Remove all references to c-mudflap.o.
6265 Update dependencies.
6267 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6269 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
6270 displacements with the spatial-locality cache-control completer.
6272 2004-07-05 Zack Weinberg <zack@codesourcery.com>
6274 * langhooks.c: Don't include gt-langhooks.h.
6275 (var_labelno): Delete.
6276 (lhd_set_decl_assembler_name): Do not append a distinguishing
6277 number to file-scope internal-linkage declarations for the first
6278 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
6279 the declaration itself (if at block scope), or its containing
6280 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
6281 number.
6283 * opts.c (cur_in_fname): New global.
6284 * opts.h: Declare it.
6285 * tree.c: Include opts.h.
6286 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
6287 DECL_UID equal to cur_in_fname.
6288 (copy_node_stat): Do not change DECL_UID when copying a
6289 TRANSLATION_UNIT_DECL.
6290 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
6291 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
6293 * c-decl.c (c_static_assembler_name): Delete.
6294 * c-tree.h (c_static_assembler_name): Delete prototype.
6295 * c-lang.c, objc/objc-lang.c: Don't override
6296 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
6298 * Makefile.in (tree.o): Update dependencies.
6299 (GTFILES): Remove langhooks.c.
6301 2004-07-05 Roger Sayle <roger@eyesopen.com>
6303 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
6304 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
6305 Normalize "X % C" as "X % -C" for signed modulus and negative C.
6306 Optimize "X % -Y" as "X % Y" for signed modulus.
6307 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
6308 into "((unsigned) X % Y) == 0".
6310 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
6312 * sourcebuild.texi (Config Fragments): Use @comma{} in
6313 cross-reference to section title.
6315 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6317 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
6318 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
6319 (gimplify_target_expr, gimplify_expr): Likewise.
6320 (copy_if_shared_r): No longer need special case for BIND_EXPR.
6321 (unshare_body, unvisit_body): Only look at nested if BODY_P is
6322 whole function.
6323 (gimplify_compound_lval): See if we can strip any useless conversion.
6324 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
6325 from RHS, not LHS.
6326 (gimplify_modify_expr_to_memset): Likewise.
6327 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
6328 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
6329 (declare_inline_vars): Likewise.
6330 (walk_type_fields): New function.
6331 (walk_tree): Use it.
6332 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
6334 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
6335 (sra_walk_modify_expr): Allow init function to fail.
6336 (scan_init): Now returns bool.
6337 (generate_element_init): If can't understand INIT, return false.
6338 (scalarize_init): Return false if generate_element_init does.
6340 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
6341 print bounds.
6343 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
6344 bounds if bounds aren't constant.
6346 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
6348 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
6349 to type hooks; remove bogus PARAMS.
6351 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
6353 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
6354 * dwarf2out.c (add_data_member_location_attribute): Check for
6355 TREE_BINFO.
6356 * tree.c (tree_node_kinds): Add "binfos".
6357 (binfo_lang_slots): New.
6358 (make_node_stat): Add TREE_BINFO.
6359 (make_tree_binfo_stat): New.
6360 (tree_node_structure): Add TREE_BINFO.
6361 * tree.def (TREE_BINFO): New.
6362 * tree.h (REC_OR_UNION_CHECK): Rename to ...
6363 (RECORD_OR_UNION_CHECK): ... here.
6364 (NOT_RECORD_OR_UNION_CHECK): New.
6365 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
6366 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
6367 RECORD_OR_UNION_CHECK.
6368 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
6369 (TYPE_LANG_SLOT_1): New.
6370 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
6371 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
6372 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
6373 (BINFO_ELTS): Remove.
6374 (BINFO_LANG_SLOT): New.
6375 (struct tree_binfo): New.
6376 (binfo_lang_slots): Declare.
6377 (enum tree_node_structure_enum): Add TS_BINFO.
6378 (union tree_node): Add binfo.
6379 (make_tree_binfo_stat): Declare.
6380 (make_tree_binfo): New.
6381 (enum tree_node_kind): Add binfo_kind.
6383 * objc/objc-act.c (start_class, objc_declare_protocols,
6384 start_protocols): Use TYPE_LANG_SLOT_1.
6385 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
6386 to ...
6387 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
6388 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
6389 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
6390 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
6392 2004-07-05 Steven Bosscher <stevenb@suse.de>
6394 * rtl.h (struct rtx_def): Remove the integrated flag.
6395 Use the return_val flag for MEM_SCALAR_P.
6396 Reshuffle and update flags in CLEAR_RTX_FLAGS.
6398 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
6400 PR target/16357
6401 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
6402 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
6403 move_by_pieces.
6405 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
6407 * var-tracking.c: Fix some comments.
6408 (frame_stack_adjust): New.
6409 (vt_stack_adjustments): Init stack_adjust of entry block to
6410 minus stack adjustment of function prologue.
6411 (adjust_stack_reference): Do not adjust if adjustment == 0.
6412 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
6413 (emit_notes_in_bb): Likewise.
6414 (vt_add_function_parameters): Do not adjust locations of
6415 function arguments.
6416 (vt_initialize): Compute the stack adjustment of function
6417 prologue and offset the initial "location" of frame_base_decl
6418 from the stack pointer after prologue.
6420 2004-07-04 Richard Henderson <rth@redhat.com>
6422 * function.c (struct assign_parm_data_all): New.
6423 (struct assign_parm_data_one): New.
6424 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
6425 assign_parm_find_data_types, assign_parms_setup_varargs,
6426 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
6427 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
6428 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
6429 assign_parm_setup_block, assign_parm_setup_reg,
6430 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
6431 (assign_parms): ... here.
6433 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
6435 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
6436 now are bitmap_set_t's.
6437 (bitmap_insert_into_set): No point in inserting the value if
6438 it's invariant.
6439 (bitmap_set_contains): New function.
6440 (bitmap_set_replace_value): Add comment on why we do it
6441 this way.
6442 (set_contains): Removed.
6443 (bitmap_set_subtract_from_value_set): New name of
6444 set_subtract now that it's arguments are two different
6445 types of sets.
6446 Update callers.
6447 (bitmap_find_leader): Change algorithm used.
6448 (find_or_generate_expression): Update use of functions for new
6449 bitmap sets.
6450 (create_expression_by_pieces): Ditto.
6451 (insert_aux): Ditto.
6452 (insert): Ditto.
6453 (add_to_sets): Ditto.
6454 (init_pre): Ditto.
6455 (execute_pre): Ditto.
6456 (compute_avail): Ditto.
6457 Also ignore virtual phis.
6459 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6461 * combine.c (simplify_comparison): Fix comment typo.
6463 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6465 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
6466 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
6467 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
6468 (output_restore): Change parameter from 'insn' to 'pat'.
6469 (output_return): Adjust call to output_restore.
6470 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
6471 Adjust call to output_restore.
6473 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6475 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
6476 and assert system is bsd.
6478 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
6480 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
6481 (TARGET_SWITCHES): Remove -mdebugc.
6482 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
6483 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
6484 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
6485 (sle_[sd]i_reg): Delete.
6487 2004-07-04 Steven Bosscher <stevenb@suse.de>
6489 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
6490 Define.
6491 * config/iq2000/iq2000.md: Translate old pipeline description to an
6492 equivalent new one.
6494 2004-07-04 Roger Sayle <roger@eyesopen.com>
6496 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
6497 Ensure the replacement rhs is valid gimple before performing
6498 the substitution. Return false if these sanity checks fail.
6499 (fold_stmt): Only set changed to true, if set_rhs returns true.
6500 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
6501 succeeds.
6503 2004-07-04 Richard Henderson <rth@redhat.com>
6505 PR c/16348
6506 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
6508 2004-07-04 Mark Mitchell <mark@codesourcery.com>
6510 * configure.ac (ranlib_flags): New variable.
6511 * Makefile.in (RANLIB_FLAGS): New variable.
6512 (libbackend.a): Use it.
6513 * configure: Regenerated.
6515 2004-07-04 Roger Sayle <roger@eyesopen.com>
6517 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
6518 a "sign mask" instead of using ashr_optab directly.
6520 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
6522 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
6523 * doc/cppopts.texi: Clarify processing of command-line defines.
6525 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
6527 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
6529 2004-07-04 Richard Henderson <rth@redhat.com>
6531 * rtl.def (ADDRESSOF): Remove.
6532 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
6533 (find_base_term, memrefs_conflict_p): Likewise.
6534 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
6535 (fold_rtx, cse_insn, set_live_p): Likewise.
6536 * dwarf2out.c (mem_loc_descriptor): Likewise.
6537 (add_location_or_const_value_attribute): Likewise.
6538 * emit-rtl.c (copy_insn_1): Likewise.
6539 * explow.c (memory_address): Likewise.
6540 * expmed.c (store_split_bit_field): Likewise.
6541 * expr.c (expand_expr_real_1): Likewise.
6542 * function.c (instantiate_decl
6543 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
6544 * genrecog.c (preds, validate_pattern): Likewise.
6545 * integrate.c (copy_rtx_and_substitute): Likewise.
6546 * recog.c (general_operand, register_operand): Likewise.
6547 (memory_address_p): Likwise.
6548 * reload1.c (eliminate_regs, elimination_effects): Likewise.
6549 * rtl.c (copy_rtx): Likewise.
6550 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
6551 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
6552 * rtlhooks.c (gen_lowpart_general): Likewise.
6553 * stmt.c (expand_asm_operands): Likewise.
6554 * web.c (entry_register, replace_ref, web_main): Likewise.
6555 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
6556 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
6557 * config/arm/arm.c (thumb_rtx_costs): Likewise.
6558 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
6559 * config/frv/frv.c (move_destination_operand, move_source_operand,
6560 condexec_dest_operand, condexec_source_operand,
6561 condexec_memory_operand): Likewise.
6562 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
6563 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
6564 (destination_xfmode_operand): Likewise.
6565 * config/mips/mips.h (PREDICATE_CODES): Likewise.
6566 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
6567 * config/s390/s390.c (general_s_operand): Likewise.
6568 * config/s390/s390.md (mov*): Likewise.
6569 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
6571 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
6572 * expr.c (expand_expr_real_1): Likewise.
6573 * stmt.c (expand_decl): Likewise.
6574 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6576 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
6577 postponed_insns, put_var_into_stack, put_reg_into_stack,
6578 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
6579 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
6580 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
6581 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
6582 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
6583 purge_bitfield_addressof_replacements, purge_addressof_replacements,
6584 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
6585 struct insns_for_mem_walk_info, insns_for_mem_walk,
6586 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
6587 setjmp_protect_args): Remove.
6588 (push_function_context_to): Don't handle var_refs_queue.
6589 (pop_function_context_from, free_after_compilation): Likewise.
6590 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
6591 (assign_parms, allocate_struct_function): Likewise.
6592 (use_register_for_decl): New.
6593 (expand_function_end): Don't setjmp_protect.
6594 * function.h (struct emit_status): Update commentary.
6595 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
6596 (max_parm_reg, parm_reg_stack_loc): Remove.
6597 * passes.c (DFI_addressof): Remove.
6598 (dump_file_info): Remove addressof.
6599 (rest_of_handle_addressof): Remove.
6600 (rest_of_compilation): Don't call it.
6601 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
6602 * stmt.c (expand_decl): Use use_register_for_decl.
6603 * tree.h: Update decls.
6604 * web.c (mark_addressof): Remove.
6605 * doc/invoke.texi (-dF): Remove.
6607 2004-07-03 Richard Henderson <rth@redhat.com>
6609 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
6610 instead of gen_mem_addressof.
6611 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
6612 TImode output register.
6614 2004-07-03 Richard Henderson <rth@redhat.com>
6616 PR tree-optimization/16341
6617 * tree-sra.c (sra_walk_function): Increment to next stmt before
6618 processing the current stmt.
6619 (sra_insert_after): Always use BSI_SAME_STMT.
6621 2004-07-03 Richard Henderson <rth@redhat.com>
6623 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
6624 fp plus with minus.
6626 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6628 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
6629 with tree_int_cst_equal.
6631 2004-07-03 Andreas Schwab <schwab@suse.de>
6633 * config/ia64/ia64.md: Define new attribute "empty".
6634 (prologue_use, nop_x, insn_group_barrier): Set it.
6636 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
6637 skip over "empty" insns.
6639 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6641 * tree-inline.c (initialize_inlined_parameters): Pass proper function
6642 context to gimplify_body.
6643 (walk_tree): Don't walk into types twice.
6644 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
6646 * tree-sra.c (generate_element_init): Remove any useless conversions.
6648 * gimplify.c (gimplify_conversion): Remove stripping useless
6649 conversions from here.
6650 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
6651 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
6652 Unshare before substituting PLACEHOLDER_EXPR.
6653 (gimplify_modify_expr_to_memset): Likewise.
6654 Pass address of TO to memset, not TO itself.
6655 (gimplify_init_constructor): Make copy of OBJECT so we have it each
6656 time we make an expression (to match a PLACEHOLDER_EXPR).
6658 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
6659 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6660 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
6661 * tree-ssa-dom.c (local_fold): Likewise.
6663 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
6664 * langhooks.h (strct lang_hooks): New field type_max_size.
6665 * function.c (assign_temp): Call it.
6667 2004-07-03 Steven Bosscher <stevenb@suse.de>
6669 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
6670 * config/sh/sh.md: Convert the SH1 pipeline description to
6671 a DFA model.
6673 2004-07-02 Zack Weinberg <zack@codesourcery.com>
6675 * c-decl.c (struct c_binding): Remove contour field; add
6676 depth, invisible, nested fields.
6677 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
6678 (B_IN_EXTERNAL_SCOPE): New convenience macros.
6679 (bind): Add invisible and nested arguments. Initialize
6680 new fields of struct c_binding; adjust loop scanning for
6681 insertion point.
6682 (free_binding_and_advance): Clear structure with memset.
6683 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
6684 in file scope, even if it's in external scope too.
6685 (pushdecl): Adjust to match. Create invisible file-scope
6686 declarations for block-scope forward declarations of static functions.
6687 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
6688 (undeclared_variable, lookup_label, declare_label, define_label)
6689 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
6690 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
6691 (store_parm_decls_oldstyle): Adjust to match.
6692 (diagnose_mismatched_decls): Correct handling of linkage clashes.
6693 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
6695 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
6696 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
6698 2004-07-02 Richard Henderson <rth@redhat.com>
6700 * c-decl.c (grokdeclarator): Don't frob current_function_decl
6701 around variable_size.
6702 (set_decl_nonlocal): Remove.
6703 (store_parm_decls): Add stmts for pending sizes.
6704 * calls.c (calls_function, calls_function_1): Remove.
6705 (precompute_arguments): Don't call it.
6706 * cfgexpand.c (set_save_expr_context): Remove.
6707 (tree_expand_cfg): Don't call it.
6708 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
6709 (dwarf2out_finish): Likewise.
6710 * expr.c (emit_block_move): Adjust addresses to BLKmode.
6711 (store_constructor): Don't pre-evaluate SAVE_EXPR.
6712 (safe_from_p): Don't queue SAVE_EXPRs.
6713 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
6714 or build plain VAR_DECLs.
6715 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
6716 (fold): Likewise.
6717 (fold_checksum_tree): Don't special-case SAVE_EXPR.
6718 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
6719 (put_var_into_stack): Don't handle SAVE_EXPR.
6720 (gen_mem_addressof): Likewise.
6721 * function.h (struct function): Remove x_save_expr_regs.
6722 (save_expr_regs): Remove.
6723 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
6724 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
6725 * stor-layout.c (variable_size): Don't set it.
6726 (force_type_save_exprs, force_type_save_exprs_1): Remove.
6727 * tree-inline.c (remap_save_expr): Remove fn argument. Update
6728 all callers. Don't set SAVE_EXPR_CONTEXT.
6729 * tree-inline.h (remap_save_expr): Update decl.
6730 * tree.c (save_expr): Update build size.
6731 (first_rtl_op): Don't handle SAVE_EXPR.
6732 (unsave_expr_1, contains_placeholder_p): Likewise.
6733 (decl_function_context): Likewise.
6734 * tree.def (SAVE_EXPR): Remove args 1 and 2.
6735 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
6736 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
6738 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
6740 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
6741 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
6742 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
6743 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
6744 some first-person references and patronizing comments. Based on
6745 printed manual.
6746 * doc/invoke.texi: Don't reference fortran@gnu.org.
6747 * doc/trouble.texi (Warning when a non-void function value is
6748 ignored): Rewrite. From Russ Allbery and Chris Devers.
6750 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
6752 * tree-ssa-pre.c (bitmap_set_t): New.
6753 (bb_value_sets): avail_out is now a bitmap_set_t.
6754 (bitmap_find_leader): New function.
6755 (bitmap_value_insert_into_set): Ditto.
6756 (bitmap_set_copy): Ditto.
6757 (bitmap_value_replace_in_set): Ditto.
6758 (bitmap_set_contains_value): Ditto.
6759 (bitmap_set_new): Ditto.
6760 (bitmap_set_pool): New pool.
6761 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
6762 (insert_aux): Ditto.
6763 (add_to_sets): Ditto.
6764 (compute_avail): Ditto
6765 (eliminate): Ditto.
6766 (init_pre): Ditto.
6767 (fini_pre): Ditto.
6768 (execute_pre): Ditto.
6770 2004-07-02 Roger Sayle <roger@eyesopen.com>
6772 * config/rs6000/rs6000.c (struct processor_costs): New structure
6773 used to hold instruction latencies/sizes for processor types.
6774 (rs6000_cost): New global variable pointing to current CPU's costs.
6775 (rs6000_override_options): Initialize rs6000_cost to point to the
6776 appropriate cost table based upon rs6000_cpu and optimize_size.
6777 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
6778 timings inline.
6780 2004-07-02 Richard Henderson <rth@redhat.com>
6782 * expmed.c (make_tree): Don't use SET_DECL_RTL.
6784 2004-07-02 Steven Bosscher <stevenb@suse.de>
6786 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
6788 2004-07-01 Richard Henderson <rth@redhat.com>
6790 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
6791 (alpha_gp_save_rtx): Use assign_stack_local instead of
6792 gen_mem_addressof.
6794 2004-07-01 Richard Henderson <rth@redhat.com>
6796 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
6797 (alpha_rtx_cost_data): Update to match.
6798 (alpha_rtx_cost_size): New.
6799 (alpha_rtx_costs): Honor optimize_size.
6801 2004-07-01 Richard Henderson <rth@redhat.com>
6803 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
6804 * cfgexpand.c (tree_expand_cfg): Do it here.
6805 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
6806 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
6807 * config/mips/mips.c (mips_output_mi_thunk): And here.
6808 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
6809 * config/sh/sh.c (sh_output_mi_thunk): And here.
6810 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
6812 2004-07-01 Richard Henderson <rth@redhat.com>
6814 * tree.def (RTL_EXPR): Remove.
6815 * c-typeck.c (lvalue_p): Don't handle it.
6816 * expr.c (safe_from_p): Likewise.
6817 (expand_expr_real_1): Likewise.
6818 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
6819 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
6820 * gengtype.c (adjust_field_tree_exp): Likewise.
6821 * stmt.c (warn_if_unused_value): Likewise.
6822 * tree-gimple.c (recalculate_side_effects): Likewise.
6823 * tree-pretty-print.c (dump_generic_node): Likewise.
6824 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
6825 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
6826 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
6828 * stmt.c (struct stmt_status): Remove x_last_expr_type,
6829 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
6830 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
6831 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
6832 all the bits that tracked last_expr.
6833 (expand_end_bindings): Don't track last_expr.
6834 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
6835 (clear_last_expr): Remove.
6836 (expand_asm): Don't call it.
6837 (expand_asm_operands, expand_end_cond): Likewise.
6838 (expand_naked_return, expand_null_return_1): Likewise.
6839 * c-typeck.c (c_begin_compound_stmt): Likewise.
6840 * cfgexpand.c (expand_block): Use expand_expr_stmt.
6841 * expr.c (expand_expr_real_1): Likewise.
6842 * tree.h: Update prototypes.
6844 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
6845 (struct emit_status): Remove sequence_rtl_expr.
6846 (struct function): Remove x_rtl_expr_chain.
6847 (seq_rtl_expr, rtl_expr_chain): Remove.
6848 * function.c (struct temp_slot): Remove rtl_expr.
6849 (assign_stack_temp_for_type): Don't set it.
6850 (free_temp_slots, pop_temp_slots): Don't check it.
6851 (free_after_compilation): Don't clear x_rtl_expr_chain.
6852 (fixup_var_refs): Don't search it.
6853 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
6854 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
6855 or seq_rtl_expr.
6856 (push_topmost_sequence): Likewise.
6857 (end_sequence, init_emit): Likewise.
6858 (start_sequence_for_rtl_expr): Remove.
6859 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
6860 * rtl.h (preserve_rtl_expr_result): Remove.
6862 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
6864 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
6865 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
6866 typos.
6868 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
6870 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
6871 (STANDARD_STARTFILE_PREFIX_2): Define.
6872 (standard_startfile_prefix_1): Initialize to
6873 STANDARD_STARTFILE_PREFIX_1.
6874 (standard_startfile_prefix_2): Initialize to
6875 STANDARD_STARTFILE_PREFIX_2.
6876 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
6877 (STANDARD_STARTFILE_PREFIX_1): Define.
6878 (STANDARD_STARTFILE_PREFIX_2): Define.
6879 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
6880 (STANDARD_STARTFILE_PREFIX_2): Document.
6882 2004-07-01 Richard Henderson <rth@redhat.com>
6884 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
6885 in order to disable scalarization. Instead set a flag and wait
6886 for a candidate decl.
6888 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
6890 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
6891 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
6892 Use terminology "testsuite" and "enumerated".
6894 2004-07-01 Richard Henderson <rth@redhat.com>
6896 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
6897 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
6898 (initial_return_save): Likewise.
6899 (flush_queued_reg_saves): Remap register numbers.
6900 (dwarf2out_return_reg): Likewise.
6902 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6904 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
6906 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
6907 access functions for lower bound and element size and only output
6908 if lower bound nonzero or element size not same as that of type.
6909 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
6911 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6913 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
6915 2004-07-01 Per Bothner <per@bothner.com>
6917 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
6919 2004-07-01 Jakub Jelinek <jakub@redhat.com>
6921 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
6922 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
6923 first operand. Don't optimize if the bitfield is volatile.
6925 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
6927 * c-pretty-print.c (pp_c_postfix_expression): Handle
6928 floating-point comparison operators.
6929 (pp_c_expression): Pass floating-point comparison
6930 operators to pp_c_postfix_expression.
6932 2004-07-01 Roger Sayle <roger@eyesopen.com>
6934 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
6935 rtx_cost instead of "had_mult" to determine whether the transformed
6936 expression is cheaper than the original.
6938 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
6940 * alias.c (get_alias_set, canon_rtx, get_addr,
6941 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
6942 Use MEM_P.
6943 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
6944 expand_builtin): Likewise.
6945 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
6946 Likewise.
6947 * combine.c (can_combine_p, combinable_i3pat, try_combine,
6948 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
6949 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
6950 record_dead_and_set_regs_1, get_last_value_validate,
6951 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
6952 * cse.c (check_dependence, canon_hash, equiv_constant,
6953 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
6954 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
6955 count_reg_usage): Likewise.
6956 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
6957 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
6958 cselib_record_sets): Likewise.
6959 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
6960 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
6961 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
6962 * df.c (df_uses_record): Likewise.
6963 * dojump (do_jump): Likewise.
6964 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
6965 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
6966 decl_start_label): Likewise.
6967 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
6968 operand_subword, change_address_1, make_safe_from): Likewise.
6969 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
6970 stabilize, force_not_mem): Likewise.
6971 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
6972 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
6973 * expr.c (convert_move, convert_modes, emit_block_move,
6974 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
6975 emit_move_insn_1, expand_assignment, store_expr,
6976 store_constructor_field, store_constructor, store_field,
6977 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
6978 Likewise.
6979 * final.c (cleanup_subreg_operands, alter_subreg,
6980 get_mem_expr_from_op): Likewise.
6981 * flow.c (notice_stack_pointer_modification_1,
6982 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
6983 Likewise.
6984 * function.c (mark_temp_addr_taken, preserve_temp_slots,
6985 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
6986 optimize_bit_field, flush_addressof, purge_addressof_1,
6987 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
6988 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
6989 keep_stack_depressed): Likewise.
6990 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
6991 noce_process_if_block, find_memory): Likewise.
6992 * integrate.c (subst_constants, allocate_initial_values): Likewise.
6993 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
6994 update_equiv_regs): Likewise.
6995 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
6996 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
6997 * optabs.c (expand_abs, emit_unop_insn): Likewise.
6998 * passes.c (rest_of_handle_final): Likewise.
6999 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
7000 move2add_note_store): Likewise.
7001 * ra-build.c (detect_remat_webs): Likewise.
7002 * ra-debug.c (dump_static_insn_cost): Likewise.
7003 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
7004 * recog.c (validate_change, apply_change_group, cancel_changes,
7005 validate_replace_rtx_1, general_operand, register_operand,
7006 nonmemory_operand, push_operand, pop_operand, memory_operand,
7007 indirect_operand, asm_operand_ok, offsettable_memref_p,
7008 offsettable_nonstrict_memref_p, constrain_operands,
7009 store_data_bypass_p): Likewise.
7010 * reg-stack.c (subst_stack_regs_pat): Likewise.
7011 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
7012 copy_cost, reg_scan_mark_refs): Likewise.
7013 * regmove.c (optimize_reg_copy_3, stack_memref_p,
7014 combine_stack_adjustments_for_block): Likewise.
7015 * regrename.c (copyprop_hardreg_forward_1): Likewise.
7016 * reload.c (can_reload_into, push_reload, decompose, immune_p,
7017 find_reloads, find_reloads_address, find_reloads_address_1,
7018 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
7019 find_equiv_reg): Likewise.
7020 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
7021 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
7022 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
7023 delete_address_reloads): Likewise.
7024 * resource.c (mark_referenced_resources): Likewise.
7025 * rtlanal.c (get_jump_table_offset, count_occurrences,
7026 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
7027 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
7028 num_sign_bit_copies1): Likewise.
7029 * rtlhooks.c (gen_lowpart_general): Likewise.
7030 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
7031 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
7032 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
7033 sdbout_global_decl): Likewise.
7034 * simplify-rtx.c (simplify_subreg): Likewise.
7035 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
7036 expand_anon_union_decl, expand_end_case_type): Likewise.
7037 * unroll.c (calculate_giv_inc): Likewise.
7038 * var-tracking.c (stack_adjust_offset_pre_post,
7039 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
7040 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
7041 vt_add_function_parameters): Likewise.
7042 * varasm.c (make_var_volatile, notice_global_symbol,
7043 assemble_external, decode_addr_const, mark_weak,
7044 default_encode_section_info): Likewise.
7046 2004-07-01 Steven Bosscher <stevenb@suse.de>
7048 * stmt.c (check_seenlabel): Remove.
7049 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
7051 2004-07-01 Richard Henderson <rth@redhat.com>
7053 * function.h (struct function): Remove x_function_call_count.
7054 (function_call_count): Remove.
7055 * calls.c (expand_call): Don't set it.
7056 * integrate.c (copy_rtx_and_substitute): Likewise.
7058 * function.h (struct function): Remove x_cleanup_label.
7059 (cleanup_label): Remove.
7060 * stmt.c (expand_value_return): Don't use it.
7061 * function.c (free_after_compilation): Don't set it.
7062 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
7063 * cfgexpand.c (tree_expand_cfg): Update call.
7064 * tree.h (expand_function_start): Update decl.
7066 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
7068 PR c/1027
7069 * c-lang.c (c_initialize_diagnostics): Move from here ...
7070 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
7071 (c_tree_printer): Use pretty-printer to format %T.
7072 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
7073 before '*' if not C++.
7074 (pp_c_direct_abstract_declarator): Don't try to print array upper
7075 bound for flexible array members.
7076 * c-tree.h: Include "diagnostic.h".
7077 (c_initialize_diagnostics): Declare.
7078 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
7079 * c-format.c (format_type_warning): New function. Improve
7080 diagnostics for incorrect format argument types.
7081 (check_format_types): Use it. Add two parameters. Use the
7082 TYPE_MAIN_VARIANT of wanted_type.
7083 (check_format_info_main): Pass new parameters to
7084 check_format_types.
7085 (struct format_wanted_type): Update comment.
7087 2004-07-01 Nick Clifton <nickc@redhat.com>
7089 * target.h (struct gcc_target): Add new field to struct cxx:
7090 import_export_class.
7091 * target-def.h (TARGET_CXX): Initialise the new field.
7092 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
7093 the new field.
7094 * doc/tm.texi: Document the new target hook.
7096 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7098 * builtins.c (fold_builtin_classify): Fix typo.
7100 2004-07-01 Richard Henderson <rth@redhat.com>
7102 * function.c (identify_blocks, identify_blocks_1): Remove.
7103 * function.h (identify_blocks): Remove.
7104 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
7106 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
7108 * builtins.c (fold_builtin_classify): New.
7109 (fold_builtin_unordered_cmp): Fix commentary.
7110 (fold_builtin): Use it.
7111 * builtins.def: Define builtins for isnan,
7112 isnanf, isnanl, finite, finitef, finitel,
7113 isinf, isinff, isinfl.
7115 2004-07-01 Richard Henderson <rth@redhat.com>
7117 * function.h (struct function): Remove dont_emit_block_notes.
7118 * gimple-low.c (lower_function_body): Don't set it.
7119 * cfgexpand.c (expand_block): Don't check it.
7120 * cfglayout.c (insn_locators_initialize): Likewise.
7121 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
7122 * passes.c (rest_of_compilation): Likewise.
7123 * stmt.c (expand_start_bindings_and_block): Likewise.
7124 (expand_end_bindings): Likewise.
7126 2004-07-01 Richard Henderson <rth@redhat.com>
7128 * cgraph.h (cgraph_build_static_cdtor): Declare.
7129 * cgraphunit.c (cgraph_build_static_cdtor): New.
7130 * c-objc-common.c (build_cdtor): Use it.
7131 * coverage.c (create_coverage): Likewise.
7132 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
7133 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
7135 See ChangeLog.11 for earlier changes.